.github/changelog_configuration.json

@@ -1,5 +1,5 @@
 {
-  "template": "${{CHANGELOG}}\n\n<details>\n<summary>Uncategorized</summary>\n\n${{UNCATEGORIZED}}\n</details>",
+  "template": "${{CHANGELOG}}",
   "pr_template": "- ${{TITLE}} #${{NUMBER}}",
   "empty_template": "- no changes",
   "categories": [
@@ -18,6 +18,6 @@
   ],
   "ignore_labels": ["ignore"],
   "tag_resolver": {
-    "method": "semver"
+    "method": "sort"
   }
 }

.github/workflows/main.yml

@@ -1,43 +1,15 @@
-name: Test and lint
+name: Run tests & Publish to Docker Registry
 
-on: [push, pull_request]
+on: 
+  push:
 
 jobs:
-  lint:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Check out repo
-        uses: actions/checkout@v3
-
-      - name: Install poetry
-        run: pipx install poetry
-
-      - uses: actions/setup-python@v4
-        with:
-          python-version: '3.10'
-          cache: 'poetry'
-
-      - name: Install OS dependencies
-        if: ${{ matrix.python-version }} == '3.10'
-        run: |
-          sudo apt update
-          sudo apt install -y libre2-dev libpq-dev
-
-      - name: Install dependencies
-        if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
-        run: poetry install --no-interaction
-
-      - name: Check formatting & linting
-        run: |
-          poetry run pre-commit run --all-files
-
-
   test:
     runs-on: ubuntu-latest
     strategy:
       max-parallel: 4
       matrix:
-        python-version: ["3.10"]
+        python-version: [3.7, "3.10"]
 
     # service containers to run with `postgres-job`
     services:
@@ -66,16 +38,27 @@ jobs:
           --health-retries 5
 
     steps:
-      - name: Check out repo
+      - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v2
 
-      - name: Install poetry
+      - name: Set up Python ${{ matrix.python-version }}
-        run: pipx install poetry
+        uses: actions/setup-python@v2
-
-      - uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
-          cache: 'poetry'
+
+      - name: Install poetry
+        uses: snok/install-poetry@v1
+        with:
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+          installer-parallel: true
+
+      - name: Run caching
+        id: cached-poetry-dependencies
+        uses: actions/cache@v2
+        with:
+          path: .venv
+          key: venv-${{ runner.os }}-${{ matrix.python-version }}-${{ hashFiles('**/poetry.lock') }}
 
       - name: Install OS dependencies
         if: ${{ matrix.python-version }} == '3.10'
@@ -85,13 +68,16 @@ jobs:
 
       - name: Install dependencies
         if: steps.cached-poetry-dependencies.outputs.cache-hit != 'true'
+        run: poetry install --no-interaction --no-root
+
+      - name: Install library
         run: poetry install --no-interaction
 
-
+      - name: Check formatting & linting
-      - name: Start Redis v6
+        run: |
-        uses: superchargejs/redis-github-action@1.1.0
+          poetry run black --check .
-        with:
+          poetry run flake8
-          redis-version: 6
+          poetry run djlint --check templates
 
       - name: Run db migration
         run: |
@@ -109,14 +95,14 @@ jobs:
           GITHUB_ACTIONS_TEST: true
 
       - name: Archive code coverage results
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v2
         with:
           name: code-coverage-report
           path: htmlcov
 
   build:
     runs-on: ubuntu-latest
-    needs: ['test', 'lint']
+    needs: ['test']
     if: github.event_name == 'push' && (github.ref == 'refs/heads/master' || startsWith(github.ref, 'refs/tags/v'))
 
     steps:
@@ -134,25 +120,7 @@ jobs:
 
       # We need to checkout the repository in order for the "Create Sentry release" to work
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v2
-        with:
-          fetch-depth: 0
-
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v2
-
-      - name: Create Sentry release
-        uses: getsentry/action-release@v1
-        env:
-          SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
-          SENTRY_ORG: ${{ secrets.SENTRY_ORG }}
-          SENTRY_PROJECT: ${{ secrets.SENTRY_PROJECT }}
-        with:
-          ignore_missing: true
-          ignore_empty: true
 
       - name: Prepare version file
         run: |
@@ -163,17 +131,22 @@ jobs:
         uses: docker/build-push-action@v3
         with:
           context: .
-          platforms: linux/amd64,linux/arm64
           push: true
           tags: ${{ steps.meta.outputs.tags }}
 
+      - name: Create Sentry release
+        uses: getsentry/action-release@v1
+        env:
+          SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
+          SENTRY_ORG: ${{ secrets.SENTRY_ORG }}
+          SENTRY_PROJECT: ${{ secrets.SENTRY_PROJECT }}
 
-      #- name: Send Telegram message
+      - name: Send Telegram message
-      #  uses: appleboy/telegram-action@master
+        uses: appleboy/telegram-action@master
-      #  with:
+        with:
-      #    to: ${{ secrets.TELEGRAM_TO }}
+          to: ${{ secrets.TELEGRAM_TO }}
-      #    token: ${{ secrets.TELEGRAM_TOKEN }}
+          token: ${{ secrets.TELEGRAM_TOKEN }}
-      #    args: Docker image pushed on ${{ github.ref }}
+          args: Docker image pushed on ${{ github.ref }}
 
       # If we have generated a tag, generate the changelog, send a notification to slack and create the GitHub release
       - name: Build Changelog

.gitignore

@@ -11,7 +11,7 @@ db.sqlite-journal
 static/upload
 venv/
 .venv
+.python-version
 .coverage
 htmlcov
 adhoc
-.env.*

.pre-commit-config.yaml

@@ -1,24 +1,10 @@
-exclude: "(migrations|static/node_modules|static/assets|static/vendor)"
-default_language_version:
-  python: python3
 repos:
-  - repo: https://github.com/pre-commit/pre-commit-hooks
+-   repo: https://github.com/psf/black
-    rev: v4.2.0
+    rev: 22.1.0
     hooks:
-      - id: check-yaml
+    - id: black
-      - id: trailing-whitespace
+      language_version: python3.7
-  - repo: https://github.com/Riverside-Healthcare/djLint
+-   repo: https://github.com/pycqa/flake8
-    rev: v1.34.1
+    rev: 4.0.1
     hooks:
-      - id: djlint-jinja
+    -   id: flake8
-        files: '.*\.html'
-        entry: djlint --reformat
-  - repo: https://github.com/astral-sh/ruff-pre-commit
-    # Ruff version.
-    rev: v0.1.5
-    hooks:
-      # Run the linter.
-      - id: ruff
-        args: [ --fix ]
-      # Run the formatter.
-      - id: ruff-format

.pylintrc

@@ -1,227 +0,0 @@
-[MASTER]
-extension-pkg-allow-list=re2
-
-fail-under=7.0
-ignore=CVS
-ignore-paths=migrations
-ignore-patterns=^\.#
-jobs=0
-
-[MESSAGES CONTROL]
-disable=missing-function-docstring,
-        missing-module-docstring,
-        duplicate-code,
-        #import-error,
-        missing-class-docstring,
-        useless-object-inheritance,
-        use-dict-literal,
-        logging-format-interpolation,
-        consider-using-f-string,
-        unnecessary-comprehension,
-        inconsistent-return-statements,
-        wrong-import-order,
-        line-too-long,
-        invalid-name,
-        global-statement,
-        no-else-return,
-        unspecified-encoding,
-        logging-fstring-interpolation,
-        too-few-public-methods,
-        bare-except,
-        fixme,
-        unnecessary-pass,
-        f-string-without-interpolation,
-        super-init-not-called,
-        unused-argument,
-        ungrouped-imports,
-        too-many-locals,
-        consider-using-with,
-        too-many-statements,
-        consider-using-set-comprehension,
-        unidiomatic-typecheck,
-        useless-else-on-loop,
-        too-many-return-statements,
-        broad-except,
-        protected-access,
-        consider-using-enumerate,
-        too-many-nested-blocks,
-        too-many-branches,
-        simplifiable-if-expression,
-        possibly-unused-variable,
-        pointless-string-statement,
-        wrong-import-position,
-        redefined-outer-name,
-        raise-missing-from,
-        logging-too-few-args,
-        redefined-builtin,
-        too-many-arguments,
-        import-outside-toplevel,
-        redefined-argument-from-local,
-        logging-too-many-args,
-        too-many-instance-attributes,
-        unreachable,
-        no-name-in-module,
-        no-member,
-        consider-using-ternary,
-        too-many-lines,
-        arguments-differ,
-        too-many-public-methods,
-        unused-variable,
-        consider-using-dict-items,
-        consider-using-in,
-        reimported,
-        too-many-boolean-expressions,
-        cyclic-import,
-        not-callable, # (paddle_utils.py) verifier.verify cannot be called (although it can)
-        abstract-method, # (models.py)
-
-[BASIC]
-
-# Naming style matching correct argument names.
-argument-naming-style=snake_case
-
-# Regular expression matching correct argument names. Overrides argument-
-# naming-style. If left empty, argument names will be checked with the set
-# naming style.
-#argument-rgx=
-
-# Naming style matching correct attribute names.
-attr-naming-style=snake_case
-
-# Regular expression matching correct attribute names. Overrides attr-naming-
-# style. If left empty, attribute names will be checked with the set naming
-# style.
-#attr-rgx=
-
-# Bad variable names which should always be refused, separated by a comma.
-bad-names=foo,
-          bar,
-          baz,
-          toto,
-          tutu,
-          tata
-
-# Bad variable names regexes, separated by a comma. If names match any regex,
-# they will always be refused
-bad-names-rgxs=
-
-# Naming style matching correct class attribute names.
-class-attribute-naming-style=any
-
-# Regular expression matching correct class attribute names. Overrides class-
-# attribute-naming-style. If left empty, class attribute names will be checked
-# with the set naming style.
-#class-attribute-rgx=
-
-# Naming style matching correct class constant names.
-class-const-naming-style=UPPER_CASE
-
-# Regular expression matching correct class constant names. Overrides class-
-# const-naming-style. If left empty, class constant names will be checked with
-# the set naming style.
-#class-const-rgx=
-
-# Naming style matching correct class names.
-class-naming-style=PascalCase
-
-# Regular expression matching correct class names. Overrides class-naming-
-# style. If left empty, class names will be checked with the set naming style.
-#class-rgx=
-
-# Naming style matching correct constant names.
-const-naming-style=UPPER_CASE
-
-# Regular expression matching correct constant names. Overrides const-naming-
-# style. If left empty, constant names will be checked with the set naming
-# style.
-#const-rgx=
-
-# Minimum line length for functions/classes that require docstrings, shorter
-# ones are exempt.
-docstring-min-length=-1
-
-# Naming style matching correct function names.
-function-naming-style=snake_case
-
-# Regular expression matching correct function names. Overrides function-
-# naming-style. If left empty, function names will be checked with the set
-# naming style.
-#function-rgx=
-
-# Good variable names which should always be accepted, separated by a comma.
-good-names=i,
-           j,
-           k,
-           ex,
-           Run,
-           _
-
-# Good variable names regexes, separated by a comma. If names match any regex,
-# they will always be accepted
-good-names-rgxs=
-
-# Include a hint for the correct naming format with invalid-name.
-include-naming-hint=no
-
-# Naming style matching correct inline iteration names.
-inlinevar-naming-style=any
-
-# Regular expression matching correct inline iteration names. Overrides
-# inlinevar-naming-style. If left empty, inline iteration names will be checked
-# with the set naming style.
-#inlinevar-rgx=
-
-# Naming style matching correct method names.
-method-naming-style=snake_case
-
-# Regular expression matching correct method names. Overrides method-naming-
-# style. If left empty, method names will be checked with the set naming style.
-#method-rgx=
-
-# Naming style matching correct module names.
-module-naming-style=snake_case
-
-# Regular expression matching correct module names. Overrides module-naming-
-# style. If left empty, module names will be checked with the set naming style.
-#module-rgx=
-
-# Colon-delimited sets of names that determine each other's naming style when
-# the name regexes allow several styles.
-name-group=
-
-# Regular expression which should only match function or class names that do
-# not require a docstring.
-no-docstring-rgx=^_
-
-# List of decorators that produce properties, such as abc.abstractproperty. Add
-# to this list to register other decorators that produce valid properties.
-# These decorators are taken in consideration only for invalid-name.
-property-classes=abc.abstractproperty
-
-# Regular expression matching correct type variable names. If left empty, type
-# variable names will be checked with the set naming style.
-#typevar-rgx=
-
-# Naming style matching correct variable names.
-variable-naming-style=snake_case
-
-# Regular expression matching correct variable names. Overrides variable-
-# naming-style. If left empty, variable names will be checked with the set
-# naming style.
-#variable-rgx=
-
-
-[STRING]
-
-# This flag controls whether inconsistent-quotes generates a warning when the
-# character used as a quote delimiter is used inconsistently within a module.
-check-quote-consistency=no
-
-# This flag controls whether the implicit-str-concat should generate a warning
-# on implicit string concatenation in sequences defined over several lines.
-check-str-concat-over-line-jumps=no
-
-
-[FORMAT]
-max-line-length=88
-single-line-if-stmt=yes

CONTRIBUTING.md

@@ -20,21 +20,21 @@ SimpleLogin backend consists of 2 main components:
 ## Install dependencies
 
 The project requires:
-- Python 3.10 and poetry to manage dependencies
+- Python 3.7+ and [poetry](https://python-poetry.org/) to manage dependencies
 - Node v10 for front-end.
-- Postgres 13+
+- Postgres 12+
 
 First, install all dependencies by running the following command.
 Feel free to use `virtualenv` or similar tools to isolate development environment.
 
 ```bash
-poetry sync
+poetry install
 ```
 
 On Mac, sometimes you might need to install some other packages via `brew`:
 
 ```bash
-brew install pkg-config libffi openssl postgresql@13
+brew install pkg-config libffi openssl postgresql
 ```
 
 You also need to install `gpg` tool, on Mac it can be done with:
@@ -50,30 +50,12 @@ More info on https://github.com/andreasvc/pyre2
 brew install -s re2 pybind11
 ```
 
-## Linting and static analysis
-
-We use pre-commit to run all our linting and static analysis checks. Please run
-
-```bash
-poetry run pre-commit install
-```
-
-To install it in your development environment.
-
 ## Run tests
 
-For most tests, you will need to have ``redis`` installed and started on your machine (listening on port 6379).
-
 ```bash
 sh scripts/run-test.sh
 ```
 
-You can also run tests using a local Postgres DB to speed things up. This can be done by
-
-- creating an empty test DB and running the database migration by `dropdb test && createdb test && DB_URI=postgresql://localhost:5432/test alembic upgrade head`
-
-- replacing the `DB_URI` in `test.env` file by `DB_URI=postgresql://localhost:5432/test`
-
 ## Run the code locally
 
 Install npm packages
@@ -88,16 +70,10 @@ To run the code locally, please create a local setting file based on `example.en
 cp example.env .env
 ```
 
-You need to edit your .env to reflect the postgres exposed port, edit the `DB_URI` to:
-
-```
-DB_URI=postgresql://myuser:mypassword@localhost:35432/simplelogin
-```
-
 Run the postgres database:
 
 ```bash
-docker run -e POSTGRES_PASSWORD=mypassword -e POSTGRES_USER=myuser -e POSTGRES_DB=simplelogin -p 15432:5432 postgres:13
+docker run -e POSTGRES_PASSWORD=mypassword -e POSTGRES_USER=myuser -e POSTGRES_DB=simplelogin -p 35432:5432 postgres:13
 ```
 
 To run the server:
@@ -157,10 +133,10 @@ Here are the small sum-ups of the directory structures and their roles:
 
 ## Pull request
 
-The code is formatted using [ruff](https://github.com/astral-sh/ruff), to format the code, simply run
+The code is formatted using https://github.com/psf/black, to format the code, simply run
 
 ```
-poetry run ruff format .
+poetry run black .
 ```
 
 The code is also checked with `flake8`, make sure to run `flake8` before creating the pull request by
@@ -175,12 +151,6 @@ For HTML templates, we use `djlint`. Before creating a pull request, please run
 poetry run djlint --check templates
 ```
 
-If some files aren't properly formatted, you can format all files with
-
-```bash
-poetry run djlint --reformat .
-```
-
 ## Test sending email
 
 [swaks](http://www.jetmore.org/john/code/swaks/) is used for sending test emails to the `email_handler`.
@@ -219,35 +189,3 @@ swaks --to e1@sl.local --from hey@google.com --server 127.0.0.1:20381
 ```
 
 Now open http://localhost:1080/ (or http://localhost:1080/ for MailHog), you should see the forwarded email.
-
-## Job runner
-
-Some features require a job handler (such as GDPR data export). To test such feature you need to run the job_runner
-
-```bash
-python job_runner.py
-```
-
-# Setup for Mac
-
-There are several ways to setup Python and manage the project dependencies on Mac. For info we have successfully used this setup on a Mac silicon:
-
-```bash
-# we haven't managed to make python 3.12 work
-brew install python3.10
-
-# make sure to update the PATH so python, pip point to Python3
-# for us it can be done by adding "export PATH=/opt/homebrew/opt/python@3.10/libexec/bin:$PATH" to .zprofile
-
-# Although pipx is the recommended way to install poetry,
-# install pipx via brew will automatically install python 3.12
-# and poetry will then use python 3.12
-# so we recommend using poetry this way instead
-curl -sSL https://install.python-poetry.org | python3 -
-
-poetry install
-
-# activate the virtualenv and you should be good to go!
-source .venv/bin/activate
-
-```

Dockerfile

@@ -2,10 +2,10 @@
 FROM node:10.17.0-alpine AS npm
 WORKDIR /code
 COPY ./static/package*.json /code/static/
-RUN cd /code/static && npm ci
+RUN cd /code/static && npm install
 
 # Main image
-FROM python:3.10
+FROM python:3.7
 
 # Keeps Python from generating .pyc files in the container
 ENV PYTHONDONTWRITEBYTECODE 1
@@ -13,7 +13,7 @@ ENV PYTHONDONTWRITEBYTECODE 1
 ENV PYTHONUNBUFFERED 1
 
 # Add poetry to PATH
-ENV PATH="${PATH}:/root/.local/bin"
+ENV PATH="${PATH}:/root/.poetry/bin"
 
 WORKDIR /code
 
@@ -23,15 +23,15 @@ COPY poetry.lock pyproject.toml ./
 # Install and setup poetry
 RUN pip install -U pip \
     && apt-get update \
-    && apt install -y curl netcat-traditional gcc python3-dev gnupg git libre2-dev cmake ninja-build\
+    && apt install -y curl netcat gcc python3-dev gnupg git libre2-dev \
-    && curl -sSL https://install.python-poetry.org | python3 - \
+    && curl -sSL https://raw.githubusercontent.com/python-poetry/poetry/master/get-poetry.py | python - \
     # Remove curl and netcat from the image
-    && apt-get purge -y curl netcat-traditional \
+    && apt-get purge -y curl netcat \
     # Run poetry
     && poetry config virtualenvs.create false \
     && poetry install  --no-interaction --no-ansi --no-root \
     # Clear apt cache \
-    && apt-get purge -y libre2-dev cmake ninja-build\
+    && apt-get purge -y libre2-dev \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 

README.md

@@ -15,8 +15,8 @@
 <img src="https://img.shields.io/github/license/simple-login/app">
 </a>
 
-<a href="https://twitter.com/simplelogin">
+<a href="https://twitter.com/simple_login">
-<img src="https://img.shields.io/twitter/follow/simplelogin?style=social">
+<img src="https://img.shields.io/twitter/follow/simple_login?style=social">
 </a>
 
 </p>
@@ -74,7 +74,7 @@ Setting up DKIM is highly recommended to reduce the chance your emails ending up
 First you need to generate a private and public key for DKIM:
 
 ```bash
-openssl genrsa -out dkim.key -traditional 1024
+openssl genrsa -out dkim.key 1024
 openssl rsa -in dkim.key -pubout -out dkim.pub.key
 ```
 
@@ -334,12 +334,6 @@ smtpd_recipient_restrictions =
    permit
 ```
 
-Check that the ssl certificates `/etc/ssl/certs/ssl-cert-snakeoil.pem` and `/etc/ssl/private/ssl-cert-snakeoil.key` exist. Depending on the linux distribution you are using they may or may not be present. If they are not, you will need to generate them with this command:
-
-```bash
-openssl req -x509 -nodes -days 3650 -newkey rsa:2048 -keyout /etc/ssl/private/ssl-cert-snakeoil.key -out /etc/ssl/certs/ssl-cert-snakeoil.pem
-```
-
 Create the `/etc/postfix/pgsql-relay-domains.cf` file with the following content.
 Make sure that the database config is correctly set, replace `mydomain.com` with your domain, update 'myuser' and 'mypassword' with your postgres credentials.
 
@@ -510,14 +504,11 @@ server {
     server_name  app.mydomain.com;
 
     location / {
-        proxy_pass              http://localhost:7777;
+        proxy_pass http://localhost:7777;
-    	proxy_set_header        Host $host;
     }
 }
 ```
 
-Note: If `/etc/nginx/sites-enabled/default` exists, delete it or certbot will fail due to the conflict. The `simplelogin` file should be the only file in `sites-enabled`.
-
 Reload Nginx with the command below
 
 ```bash
@@ -541,7 +532,7 @@ exit
 
 Once you've created all your desired login accounts, add these lines to `/simplelogin.env` to disable further registrations:
 
-```.env
+```
 DISABLE_REGISTRATION=1
 DISABLE_ONBOARDING=true
 ```

app/account_linking.py

@@ -5,23 +5,16 @@ from typing import Optional
 
 from arrow import Arrow
 from newrelic import agent
-from sqlalchemy import or_
 
 from app.db import Session
 from app.email_utils import send_welcome_email
-from app.utils import sanitize_email, canonicalize_email
+from app.errors import AccountAlreadyLinkedToAnotherPartnerException
-from app.errors import (
-    AccountAlreadyLinkedToAnotherPartnerException,
-    AccountIsUsingAliasAsEmail,
-    AccountAlreadyLinkedToAnotherUserException,
-)
 from app.log import LOG
 from app.models import (
     PartnerSubscription,
     Partner,
     PartnerUser,
     User,
-    Alias,
 )
 from app.utils import random_string
 
@@ -132,9 +125,8 @@ class ClientMergeStrategy(ABC):
 class NewUserStrategy(ClientMergeStrategy):
     def process(self) -> LinkResult:
         # Will create a new SL User with a random password
-        canonical_email = canonicalize_email(self.link_request.email)
         new_user = User.create(
-            email=canonical_email,
+            email=self.link_request.email,
             name=self.link_request.name,
             password=random_string(20),
             activated=True,
@@ -168,8 +160,7 @@ class NewUserStrategy(ClientMergeStrategy):
 
 class ExistingUnlinkedUserStrategy(ClientMergeStrategy):
     def process(self) -> LinkResult:
-        # IF it was scheduled to be deleted. Unschedule it.
+
-        self.user.delete_on = None
         partner_user = ensure_partner_user_exists_for_user(
             self.link_request, self.user, self.partner
         )
@@ -183,7 +174,7 @@ class ExistingUnlinkedUserStrategy(ClientMergeStrategy):
 
 class LinkedWithAnotherPartnerUserStrategy(ClientMergeStrategy):
     def process(self) -> LinkResult:
-        raise AccountAlreadyLinkedToAnotherUserException()
+        raise AccountAlreadyLinkedToAnotherPartnerException()
 
 
 def get_login_strategy(
@@ -200,37 +191,17 @@ def get_login_strategy(
     return ExistingUnlinkedUserStrategy(link_request, user, partner)
 
 
-def check_alias(email: str) -> bool:
-    alias = Alias.get_by(email=email)
-    if alias is not None:
-        raise AccountIsUsingAliasAsEmail()
-
-
 def process_login_case(
     link_request: PartnerLinkRequest, partner: Partner
 ) -> LinkResult:
-    # Sanitize email just in case
-    link_request.email = sanitize_email(link_request.email)
     # Try to find a SimpleLogin user registered with that partner user id
     partner_user = PartnerUser.get_by(
         partner_id=partner.id, external_user_id=link_request.external_user_id
     )
     if partner_user is None:
-        canonical_email = canonicalize_email(link_request.email)
         # We didn't find any SimpleLogin user registered with that partner user id
-        # Make sure they aren't using an alias as their link email
-        check_alias(link_request.email)
-        check_alias(canonical_email)
         # Try to find it using the partner's e-mail address
-        users = User.filter(
+        user = User.get_by(email=link_request.email)
-            or_(User.email == link_request.email, User.email == canonical_email)
-        ).all()
-        if len(users) > 1:
-            user = [user for user in users if user.email == canonical_email][0]
-        elif len(users) == 1:
-            user = users[0]
-        else:
-            user = None
         return get_login_strategy(link_request, user, partner).process()
     else:
         # We found the SL user registered with that partner user id
@@ -246,10 +217,6 @@ def process_login_case(
 def link_user(
     link_request: PartnerLinkRequest, current_user: User, partner: Partner
 ) -> LinkResult:
-    # Sanitize email just in case
-    link_request.email = sanitize_email(link_request.email)
-    # If it was scheduled to be deleted. Unschedule it.
-    current_user.delete_on = None
     partner_user = ensure_partner_user_exists_for_user(
         link_request, current_user, partner
     )
@@ -293,8 +260,6 @@ def process_link_case(
     current_user: User,
     partner: Partner,
 ) -> LinkResult:
-    # Sanitize email just in case
-    link_request.email = sanitize_email(link_request.email)
     # Try to find a SimpleLogin user linked with this Partner account
     partner_user = PartnerUser.get_by(
         partner_id=partner.id, external_user_id=link_request.external_user_id
@@ -304,7 +269,7 @@ def process_link_case(
         return link_user(link_request, current_user, partner)
 
     # There is a SL user registered with the partner. Check if is the current one
-    if partner_user.user_id == current_user.id:
+    if partner_user.id == current_user.id:
         # Update plan
         set_plan_for_partner_user(partner_user, link_request.plan)
         # It's the same user. No need to do anything
@@ -313,4 +278,5 @@ def process_link_case(
             strategy="Link",
         )
     else:
+
         return switch_already_linked_user(link_request, partner_user, current_user)

app/admin_model.py

@@ -1,10 +1,7 @@
-from __future__ import annotations
 from typing import Optional
 
 import arrow
 import sqlalchemy
-from flask_admin import BaseView
-from flask_admin.form import SecureForm
 from flask_admin.model.template import EndpointLinkRowAction
 from markupsafe import Markup
 
@@ -27,34 +24,12 @@ from app.models import (
     ProviderComplaintState,
     Phase,
     ProviderComplaint,
-    Alias,
-    Newsletter,
-    PADDLE_SUBSCRIPTION_GRACE_DAYS,
-    Mailbox,
-    DeletedAlias,
-    DomainDeletedAlias,
-    PartnerUser,
 )
-from app.newsletter_utils import send_newsletter_to_user, send_newsletter_to_address
-
-
-def _admin_action_formatter(view, context, model, name):
-    action_name = AuditLogActionEnum.get_name(model.action)
-    return "{} ({})".format(action_name, model.action)
-
-
-def _admin_date_formatter(view, context, model, name):
-    return model.created_at.format()
-
-
-def _user_upgrade_channel_formatter(view, context, model, name):
-    return Markup(model.upgrade_channel)
 
 
 class SLModelView(sqla.ModelView):
     column_default_sort = ("id", True)
     column_display_pk = True
-    page_size = 100
 
     can_edit = False
     can_create = False
@@ -66,8 +41,7 @@ class SLModelView(sqla.ModelView):
 
     def inaccessible_callback(self, name, **kwargs):
         # redirect to login page if user doesn't have access
-        flash("You don't have access to the admin page", "error")
+        return redirect(url_for("auth.login", next=request.url))
-        return redirect(url_for("dashboard.index", next=request.url))
 
     def on_model_change(self, form, model, is_created):
         changes = {}
@@ -116,7 +90,6 @@ class SLAdminIndexView(AdminIndexView):
 
 
 class UserAdmin(SLModelView):
-    form_base_class = SecureForm
     column_searchable_list = ["email", "id"]
     column_exclude_list = [
         "salt",
@@ -133,40 +106,6 @@ class UserAdmin(SLModelView):
         ret.insert(0, "upgrade_channel")
         return ret
 
-    column_formatters = {
-        "upgrade_channel": _user_upgrade_channel_formatter,
-        "created_at": _admin_date_formatter,
-        "updated_at": _admin_date_formatter,
-    }
-
-    @action(
-        "disable_user",
-        "Disable user",
-        "Are you sure you want to disable the selected users?",
-    )
-    def action_disable_user(self, ids):
-        for user in User.filter(User.id.in_(ids)):
-            user.disabled = True
-
-            flash(f"Disabled user {user.id}")
-            AdminAuditLog.disable_user(current_user.id, user.id)
-
-        Session.commit()
-
-    @action(
-        "enable_user",
-        "Enable user",
-        "Are you sure you want to enable the selected users?",
-    )
-    def action_enable_user(self, ids):
-        for user in User.filter(User.id.in_(ids)):
-            user.disabled = False
-
-            flash(f"Enabled user {user.id}")
-            AdminAuditLog.enable_user(current_user.id, user.id)
-
-        Session.commit()
-
     @action(
         "education_upgrade",
         "Education upgrade",
@@ -234,20 +173,6 @@ class UserAdmin(SLModelView):
 
         Session.commit()
 
-    @action(
-        "remove trial",
-        "Stop trial period",
-        "Remove trial for this user?",
-    )
-    def stop_trial(self, ids):
-        for user in User.filter(User.id.in_(ids)):
-            user.trial_end = None
-
-            flash(f"Stopped trial for {user}", "success")
-            AdminAuditLog.stop_trial(current_user.id, user.id)
-
-        Session.commit()
-
     @action(
         "disable_otp_fido",
         "Disable OTP & FIDO",
@@ -271,36 +196,6 @@ class UserAdmin(SLModelView):
 
         Session.commit()
 
-    @action(
-        "stop_paddle_sub",
-        "Stop user Paddle subscription",
-        "This will stop the current user Paddle subscription so if user doesn't have Proton sub, they will lose all SL benefits immediately",
-    )
-    def stop_paddle_sub(self, ids):
-        for user in User.filter(User.id.in_(ids)):
-            sub: Subscription = user.get_paddle_subscription()
-            if not sub:
-                flash(f"No Paddle sub for {user}", "warning")
-                continue
-
-            flash(f"{user} sub will end now, instead of {sub.next_bill_date}", "info")
-            sub.next_bill_date = (
-                arrow.now().shift(days=-PADDLE_SUBSCRIPTION_GRACE_DAYS).date()
-            )
-
-        Session.commit()
-
-    @action(
-        "clear_delete_on",
-        "Remove scheduled deletion of user",
-        "This will remove the scheduled deletion for this users",
-    )
-    def clean_delete_on(self, ids):
-        for user in User.filter(User.id.in_(ids)):
-            user.delete_on = None
-
-        Session.commit()
-
     # @action(
     #     "login_as",
     #     "Login as this user",
@@ -363,60 +258,22 @@ def manual_upgrade(way: str, ids: [int], is_giveaway: bool):
 
 
 class EmailLogAdmin(SLModelView):
-    form_base_class = SecureForm
     column_searchable_list = ["id"]
     column_filters = ["id", "user.email", "mailbox.email", "contact.website_email"]
 
     can_edit = False
     can_create = False
 
-    column_formatters = {
-        "created_at": _admin_date_formatter,
-        "updated_at": _admin_date_formatter,
-    }
-
 
 class AliasAdmin(SLModelView):
-    form_base_class = SecureForm
     column_searchable_list = ["id", "user.email", "email", "mailbox.email"]
     column_filters = ["id", "user.email", "email", "mailbox.email"]
 
-    column_formatters = {
-        "created_at": _admin_date_formatter,
-        "updated_at": _admin_date_formatter,
-    }
-
-    @action(
-        "disable_email_spoofing_check",
-        "Disable email spoofing protection",
-        "Disable email spoofing protection?",
-    )
-    def disable_email_spoofing_check_for(self, ids):
-        for alias in Alias.filter(Alias.id.in_(ids)):
-            if alias.disable_email_spoofing_check:
-                flash(
-                    f"Email spoofing protection is already disabled on {alias.email}",
-                    "warning",
-                )
-            else:
-                alias.disable_email_spoofing_check = True
-                flash(
-                    f"Email spoofing protection is disabled on {alias.email}", "success"
-                )
-
-        Session.commit()
-
 
 class MailboxAdmin(SLModelView):
-    form_base_class = SecureForm
     column_searchable_list = ["id", "user.email", "email"]
     column_filters = ["id", "user.email", "email"]
 
-    column_formatters = {
-        "created_at": _admin_date_formatter,
-        "updated_at": _admin_date_formatter,
-    }
-
 
 # class LifetimeCouponAdmin(SLModelView):
 #     can_edit = True
@@ -424,26 +281,14 @@ class MailboxAdmin(SLModelView):
 
 
 class CouponAdmin(SLModelView):
-    form_base_class = SecureForm
     can_edit = False
     can_create = True
 
-    column_formatters = {
-        "created_at": _admin_date_formatter,
-        "updated_at": _admin_date_formatter,
-    }
-
 
 class ManualSubscriptionAdmin(SLModelView):
-    form_base_class = SecureForm
     can_edit = True
     column_searchable_list = ["id", "user.email"]
 
-    column_formatters = {
-        "created_at": _admin_date_formatter,
-        "updated_at": _admin_date_formatter,
-    }
-
     @action(
         "extend_1y",
         "Extend for 1 year",
@@ -482,27 +327,15 @@ class ManualSubscriptionAdmin(SLModelView):
 
 
 class CustomDomainAdmin(SLModelView):
-    form_base_class = SecureForm
     column_searchable_list = ["domain", "user.email", "user.id"]
     column_exclude_list = ["ownership_txt_token"]
     can_edit = False
 
-    column_formatters = {
-        "created_at": _admin_date_formatter,
-        "updated_at": _admin_date_formatter,
-    }
-
 
 class ReferralAdmin(SLModelView):
-    form_base_class = SecureForm
     column_searchable_list = ["id", "user.email", "code", "name"]
     column_filters = ["id", "user.email", "code", "name"]
 
-    column_formatters = {
-        "created_at": _admin_date_formatter,
-        "updated_at": _admin_date_formatter,
-    }
-
     def scaffold_list_columns(self):
         ret = super().scaffold_list_columns()
         ret.insert(0, "nb_user")
@@ -518,8 +351,16 @@ class ReferralAdmin(SLModelView):
 #     can_delete = True
 
 
+def _admin_action_formatter(view, context, model, name):
+    action_name = AuditLogActionEnum.get_name(model.action)
+    return "{} ({})".format(action_name, model.action)
+
+
+def _admin_created_at_formatter(view, context, model, name):
+    return model.created_at.format()
+
+
 class AdminAuditLogAdmin(SLModelView):
-    form_base_class = SecureForm
     column_searchable_list = ["admin.id", "admin.email", "model_id", "created_at"]
     column_filters = ["admin.id", "admin.email", "model_id", "created_at"]
     column_exclude_list = ["id"]
@@ -530,8 +371,7 @@ class AdminAuditLogAdmin(SLModelView):
 
     column_formatters = {
         "action": _admin_action_formatter,
-        "created_at": _admin_date_formatter,
+        "created_at": _admin_created_at_formatter,
-        "updated_at": _admin_date_formatter,
     }
 
 
@@ -551,7 +391,6 @@ def _transactionalcomplaint_refused_email_id_formatter(view, context, model, nam
 
 
 class ProviderComplaintAdmin(SLModelView):
-    form_base_class = SecureForm
     column_searchable_list = ["id", "user.id", "created_at"]
     column_filters = ["user.id", "state"]
     column_hide_backrefs = False
@@ -560,8 +399,8 @@ class ProviderComplaintAdmin(SLModelView):
     can_delete = False
 
     column_formatters = {
-        "created_at": _admin_date_formatter,
+        "created_at": _admin_created_at_formatter,
-        "updated_at": _admin_date_formatter,
+        "updated_at": _admin_created_at_formatter,
         "state": _transactionalcomplaint_state_formatter,
         "phase": _transactionalcomplaint_phase_formatter,
         "refused_email": _transactionalcomplaint_refused_email_id_formatter,
@@ -609,217 +448,3 @@ class ProviderComplaintAdmin(SLModelView):
                 )
             },
         )
-
-
-def _newsletter_plain_text_formatter(view, context, model: Newsletter, name):
-    # to display newsletter plain_text with linebreaks in the list view
-    return Markup(model.plain_text.replace("\n", "<br>"))
-
-
-def _newsletter_html_formatter(view, context, model: Newsletter, name):
-    # to display newsletter html with linebreaks in the list view
-    return Markup(model.html.replace("\n", "<br>"))
-
-
-class NewsletterAdmin(SLModelView):
-    form_base_class = SecureForm
-    list_template = "admin/model/newsletter-list.html"
-    edit_template = "admin/model/newsletter-edit.html"
-    edit_modal = False
-
-    can_edit = True
-    can_create = True
-
-    column_formatters = {
-        "plain_text": _newsletter_plain_text_formatter,
-        "html": _newsletter_html_formatter,
-    }
-
-    @action(
-        "send_newsletter_to_user",
-        "Send this newsletter to myself or the specified userID",
-    )
-    def send_newsletter_to_user(self, newsletter_ids):
-        user_id = request.form["user_id"]
-        if user_id:
-            user = User.get(user_id)
-            if not user:
-                flash(f"No such user with ID {user_id}", "error")
-                return
-        else:
-            flash("use the current user", "info")
-            user = current_user
-
-        for newsletter_id in newsletter_ids:
-            newsletter = Newsletter.get(newsletter_id)
-            sent, error_msg = send_newsletter_to_user(newsletter, user)
-            if sent:
-                flash(f"{newsletter} sent to {user}", "success")
-            else:
-                flash(error_msg, "error")
-
-    @action(
-        "send_newsletter_to_address",
-        "Send this newsletter to a specific address",
-    )
-    def send_newsletter_to_address(self, newsletter_ids):
-        to_address = request.form["to_address"]
-        if not to_address:
-            flash("to_address missing", "error")
-            return
-
-        for newsletter_id in newsletter_ids:
-            newsletter = Newsletter.get(newsletter_id)
-            # use the current_user for rendering email
-            sent, error_msg = send_newsletter_to_address(
-                newsletter, current_user, to_address
-            )
-            if sent:
-                flash(
-                    f"{newsletter} sent to {to_address} with {current_user} context",
-                    "success",
-                )
-            else:
-                flash(error_msg, "error")
-
-    @action(
-        "clone_newsletter",
-        "Clone this newsletter",
-    )
-    def clone_newsletter(self, newsletter_ids):
-        if len(newsletter_ids) != 1:
-            flash("you can only select 1 newsletter", "error")
-            return
-
-        newsletter_id = newsletter_ids[0]
-        newsletter: Newsletter = Newsletter.get(newsletter_id)
-        new_newsletter = Newsletter.create(
-            subject=newsletter.subject,
-            html=newsletter.html,
-            plain_text=newsletter.plain_text,
-            commit=True,
-        )
-
-        flash(f"Newsletter {new_newsletter.subject} has been cloned", "success")
-
-
-class NewsletterUserAdmin(SLModelView):
-    form_base_class = SecureForm
-    column_searchable_list = ["id"]
-    column_filters = ["id", "user.email", "newsletter.subject"]
-    column_exclude_list = ["created_at", "updated_at", "id"]
-
-    can_edit = False
-    can_create = False
-
-
-class DailyMetricAdmin(SLModelView):
-    form_base_class = SecureForm
-    column_exclude_list = ["created_at", "updated_at", "id"]
-
-    can_export = True
-
-
-class MetricAdmin(SLModelView):
-    form_base_class = SecureForm
-    column_exclude_list = ["created_at", "updated_at", "id"]
-
-    can_export = True
-
-
-class InvalidMailboxDomainAdmin(SLModelView):
-    form_base_class = SecureForm
-    can_create = True
-    can_delete = True
-
-
-class EmailSearchResult:
-    no_match: bool = True
-    alias: Optional[Alias] = None
-    mailbox: list[Mailbox] = []
-    mailbox_count: int = 0
-    deleted_alias: Optional[DeletedAlias] = None
-    deleted_custom_alias: Optional[DomainDeletedAlias] = None
-    user: Optional[User] = None
-
-    @staticmethod
-    def from_email(email: str) -> EmailSearchResult:
-        output = EmailSearchResult()
-        alias = Alias.get_by(email=email)
-        if alias:
-            output.alias = alias
-            output.no_match = False
-        user = User.get_by(email=email)
-        if user:
-            output.user = user
-            output.no_match = False
-        mailboxes = (
-            Mailbox.filter_by(email=email).order_by(Mailbox.id.desc()).limit(10).all()
-        )
-        if mailboxes:
-            output.mailbox = mailboxes
-            output.mailbox_count = Mailbox.filter_by(email=email).count()
-            output.no_match = False
-        deleted_alias = DeletedAlias.get_by(email=email)
-        if deleted_alias:
-            output.deleted_alias = deleted_alias
-            output.no_match = False
-        domain_deleted_alias = DomainDeletedAlias.get_by(email=email)
-        if domain_deleted_alias:
-            output.domain_deleted_alias = domain_deleted_alias
-            output.no_match = False
-        return output
-
-
-class EmailSearchHelpers:
-    @staticmethod
-    def mailbox_list(user: User) -> list[Mailbox]:
-        return (
-            Mailbox.filter_by(user_id=user.id)
-            .order_by(Mailbox.id.asc())
-            .limit(10)
-            .all()
-        )
-
-    @staticmethod
-    def mailbox_count(user: User) -> int:
-        return Mailbox.filter_by(user_id=user.id).order_by(Mailbox.id.desc()).count()
-
-    @staticmethod
-    def alias_list(user: User) -> list[Alias]:
-        return (
-            Alias.filter_by(user_id=user.id).order_by(Alias.id.desc()).limit(10).all()
-        )
-
-    @staticmethod
-    def alias_count(user: User) -> int:
-        return Alias.filter_by(user_id=user.id).count()
-
-    @staticmethod
-    def partner_user(user: User) -> Optional[PartnerUser]:
-        return PartnerUser.get_by(user_id=user.id)
-
-
-class EmailSearchAdmin(BaseView):
-    def is_accessible(self):
-        return current_user.is_authenticated and current_user.is_admin
-
-    def inaccessible_callback(self, name, **kwargs):
-        # redirect to login page if user doesn't have access
-        flash("You don't have access to the admin page", "error")
-        return redirect(url_for("dashboard.index", next=request.url))
-
-    @expose("/", methods=["GET", "POST"])
-    def index(self):
-        search = EmailSearchResult()
-        email = request.args.get("email")
-        if email is not None and len(email) > 0:
-            email = email.strip()
-            search = EmailSearchResult.from_email(email)
-
-        return self.render(
-            "admin/email_search.html",
-            email=email,
-            data=search,
-            helper=EmailSearchHelpers,
-        )

app/alias_suffix.py

@@ -1,192 +0,0 @@
-from __future__ import annotations
-import json
-from dataclasses import asdict, dataclass
-from typing import Optional
-
-import itsdangerous
-from app import config
-from app.log import LOG
-from app.models import User, AliasOptions, SLDomain
-
-signer = itsdangerous.TimestampSigner(config.CUSTOM_ALIAS_SECRET)
-
-
-@dataclass
-class AliasSuffix:
-    # whether this is a custom domain
-    is_custom: bool
-    # Suffix
-    suffix: str
-    # Suffix signature
-    signed_suffix: str
-    # whether this is a premium SL domain. Not apply to custom domain
-    is_premium: bool
-    # can be either Custom or SL domain
-    domain: str
-    # if custom domain, whether the custom domain has MX verified, i.e. can receive emails
-    mx_verified: bool = True
-
-    def serialize(self):
-        return json.dumps(asdict(self))
-
-    @classmethod
-    def deserialize(cls, data: str) -> AliasSuffix:
-        return AliasSuffix(**json.loads(data))
-
-
-def check_suffix_signature(signed_suffix: str) -> Optional[str]:
-    # hypothesis: user will click on the button in the 600 secs
-    try:
-        return signer.unsign(signed_suffix, max_age=600).decode()
-    except itsdangerous.BadSignature:
-        return None
-
-
-def verify_prefix_suffix(
-    user: User, alias_prefix, alias_suffix, alias_options: Optional[AliasOptions] = None
-) -> bool:
-    """verify if user could create an alias with the given prefix and suffix"""
-    if not alias_prefix or not alias_suffix:  # should be caught on frontend
-        return False
-
-    user_custom_domains = [cd.domain for cd in user.verified_custom_domains()]
-
-    # make sure alias_suffix is either .random_word@simplelogin.co or @my-domain.com
-    alias_suffix = alias_suffix.strip()
-    # alias_domain_prefix is either a .random_word or ""
-    alias_domain_prefix, alias_domain = alias_suffix.split("@", 1)
-
-    # alias_domain must be either one of user custom domains or built-in domains
-    if alias_domain not in user.available_alias_domains(alias_options=alias_options):
-        LOG.e("wrong alias suffix %s, user %s", alias_suffix, user)
-        return False
-
-    # SimpleLogin domain case:
-    # 1) alias_suffix must start with "." and
-    # 2) alias_domain_prefix must come from the word list
-    available_sl_domains = [
-        sl_domain.domain
-        for sl_domain in user.get_sl_domains(alias_options=alias_options)
-    ]
-    if (
-        alias_domain in available_sl_domains
-        and alias_domain not in user_custom_domains
-        # when DISABLE_ALIAS_SUFFIX is true, alias_domain_prefix is empty
-        and not config.DISABLE_ALIAS_SUFFIX
-    ):
-        if not alias_domain_prefix.startswith("."):
-            LOG.e("User %s submits a wrong alias suffix %s", user, alias_suffix)
-            return False
-
-    else:
-        if alias_domain not in user_custom_domains:
-            if not config.DISABLE_ALIAS_SUFFIX:
-                LOG.e("wrong alias suffix %s, user %s", alias_suffix, user)
-                return False
-
-            if alias_domain not in available_sl_domains:
-                LOG.e("wrong alias suffix %s, user %s", alias_suffix, user)
-                return False
-
-    return True
-
-
-def get_alias_suffixes(
-    user: User, alias_options: Optional[AliasOptions] = None
-) -> [AliasSuffix]:
-    """
-    Similar to as get_available_suffixes() but also return custom domain that doesn't have MX set up.
-    """
-    user_custom_domains = user.verified_custom_domains()
-
-    alias_suffixes: [AliasSuffix] = []
-
-    # put custom domain first
-    # for each user domain, generate both the domain and a random suffix version
-    for custom_domain in user_custom_domains:
-        if custom_domain.random_prefix_generation:
-            suffix = (
-                f".{user.get_random_alias_suffix(custom_domain)}@{custom_domain.domain}"
-            )
-            alias_suffix = AliasSuffix(
-                is_custom=True,
-                suffix=suffix,
-                signed_suffix=signer.sign(suffix).decode(),
-                is_premium=False,
-                domain=custom_domain.domain,
-                mx_verified=custom_domain.verified,
-            )
-            if user.default_alias_custom_domain_id == custom_domain.id:
-                alias_suffixes.insert(0, alias_suffix)
-            else:
-                alias_suffixes.append(alias_suffix)
-
-        suffix = f"@{custom_domain.domain}"
-        alias_suffix = AliasSuffix(
-            is_custom=True,
-            suffix=suffix,
-            signed_suffix=signer.sign(suffix).decode(),
-            is_premium=False,
-            domain=custom_domain.domain,
-            mx_verified=custom_domain.verified,
-        )
-
-        # put the default domain to top
-        # only if random_prefix_generation isn't enabled
-        if (
-            user.default_alias_custom_domain_id == custom_domain.id
-            and not custom_domain.random_prefix_generation
-        ):
-            alias_suffixes.insert(0, alias_suffix)
-        else:
-            alias_suffixes.append(alias_suffix)
-
-    # then SimpleLogin domain
-    sl_domains = user.get_sl_domains(alias_options=alias_options)
-    default_domain_found = False
-    for sl_domain in sl_domains:
-        prefix = (
-            "" if config.DISABLE_ALIAS_SUFFIX else f".{user.get_random_alias_suffix()}"
-        )
-        suffix = f"{prefix}@{sl_domain.domain}"
-        alias_suffix = AliasSuffix(
-            is_custom=False,
-            suffix=suffix,
-            signed_suffix=signer.sign(suffix).decode(),
-            is_premium=sl_domain.premium_only,
-            domain=sl_domain.domain,
-            mx_verified=True,
-        )
-        # No default or this is not the default
-        if (
-            user.default_alias_public_domain_id is None
-            or user.default_alias_public_domain_id != sl_domain.id
-        ):
-            alias_suffixes.append(alias_suffix)
-        else:
-            default_domain_found = True
-            alias_suffixes.insert(0, alias_suffix)
-
-    if not default_domain_found:
-        domain_conditions = {"id": user.default_alias_public_domain_id, "hidden": False}
-        if not user.is_premium():
-            domain_conditions["premium_only"] = False
-        sl_domain = SLDomain.get_by(**domain_conditions)
-        if sl_domain:
-            prefix = (
-                ""
-                if config.DISABLE_ALIAS_SUFFIX
-                else f".{user.get_random_alias_suffix()}"
-            )
-            suffix = f"{prefix}@{sl_domain.domain}"
-            alias_suffix = AliasSuffix(
-                is_custom=False,
-                suffix=suffix,
-                signed_suffix=signer.sign(suffix).decode(),
-                is_premium=sl_domain.premium_only,
-                domain=sl_domain.domain,
-                mx_verified=True,
-            )
-            alias_suffixes.insert(0, alias_suffix)
-
-    return alias_suffixes

app/alias_utils.py

@@ -1,11 +1,8 @@
-import csv
-from io import StringIO
 import re
 from typing import Optional, Tuple
 
 from email_validator import validate_email, EmailNotValidError
 from sqlalchemy.exc import IntegrityError, DataError
-from flask import make_response
 
 from app.config import (
     BOUNCE_PREFIX_FOR_REPLY_PHASE,
@@ -21,20 +18,11 @@ from app.email_utils import (
     send_cannot_create_directory_alias_disabled,
     get_email_local_part,
     send_cannot_create_domain_alias,
-    send_email,
-    render,
 )
 from app.errors import AliasInTrashError
-from app.events.event_dispatcher import EventDispatcher
-from app.events.generated.event_pb2 import (
-    AliasDeleted,
-    AliasStatusChanged,
-    EventContent,
-)
 from app.log import LOG
 from app.models import (
     Alias,
-    AliasDeleteReason,
     CustomDomain,
     Directory,
     User,
@@ -45,8 +33,6 @@ from app.models import (
     EmailLog,
     Contact,
     AutoCreateRule,
-    AliasUsedOn,
-    ClientUser,
 )
 from app.regex_utils import regex_match
 
@@ -63,17 +49,11 @@ def get_user_if_alias_would_auto_create(
         # Prevent addresses with unicode characters (🤯) in them for now.
         validate_email(address, check_deliverability=False, allow_smtputf8=False)
     except EmailNotValidError:
-        LOG.i(f"Not creating alias for {address} because email is invalid")
         return None
 
     domain_and_rule = check_if_alias_can_be_auto_created_for_custom_domain(
         address, notify_user=notify_user
     )
-    if DomainDeletedAlias.get_by(email=address):
-        LOG.i(
-            f"Not creating alias for {address} because it was previously deleted for this domain"
-        )
-        return None
     if domain_and_rule:
         return domain_and_rule[0].user
     directory = check_if_alias_can_be_auto_created_for_a_directory(
@@ -97,9 +77,6 @@ def check_if_alias_can_be_auto_created_for_custom_domain(
     custom_domain: CustomDomain = CustomDomain.get_by(domain=alias_domain)
 
     if not custom_domain:
-        LOG.i(
-            f"Cannot auto-create custom domain alias for {address} because there's no custom domain for {alias_domain}"
-        )
         return None
 
     user: User = custom_domain.user
@@ -108,16 +85,12 @@ def check_if_alias_can_be_auto_created_for_custom_domain(
         return None
 
     if not user.can_create_new_alias():
-        LOG.d(f"{user} can't create new custom-domain alias {address}")
         if notify_user:
             send_cannot_create_domain_alias(custom_domain.user, address, alias_domain)
         return None
 
     if not custom_domain.catch_all:
         if len(custom_domain.auto_create_rules) == 0:
-            LOG.i(
-                f"Cannot create alias {address} for domain {custom_domain} because it has no catch-all and no rules"
-            )
             return None
         local = get_email_local_part(address)
 
@@ -131,7 +104,7 @@ def check_if_alias_can_be_auto_created_for_custom_domain(
                 )
                 return custom_domain, rule
         else:  # no rule passes
-            LOG.d(f"No rule matches auto-create {address} for domain {custom_domain}")
+            LOG.d("no rule passed to create %s", local)
             return None
     LOG.d("Create alias via catchall")
 
@@ -158,7 +131,6 @@ def check_if_alias_can_be_auto_created_for_a_directory(
         sep = "#"
     else:
         # if there's no directory separator in the alias, no way to auto-create it
-        LOG.info(f"Cannot auto-create {address} since it has no directory separator")
         return None
 
     directory_name = address[: address.find(sep)]
@@ -166,9 +138,6 @@ def check_if_alias_can_be_auto_created_for_a_directory(
 
     directory = Directory.get_by(name=directory_name)
     if not directory:
-        LOG.info(
-            f"Cannot auto-create {address} because there is no directory for {directory_name}"
-        )
         return None
 
     user: User = directory.user
@@ -177,17 +146,11 @@ def check_if_alias_can_be_auto_created_for_a_directory(
         return None
 
     if not user.can_create_new_alias():
-        LOG.d(
-            f"{user} can't create new directory alias {address} because user cannot create aliases"
-        )
         if notify_user:
             send_cannot_create_directory_alias(user, address, directory_name)
         return None
 
     if directory.disabled:
-        LOG.d(
-            f"{user} can't create new directory alias {address} bcause directory is disabled"
-        )
         if notify_user:
             send_cannot_create_directory_alias_disabled(user, address, directory_name)
         return None
@@ -329,52 +292,36 @@ def try_auto_create_via_domain(address: str) -> Optional[Alias]:
         return None
 
 
-def delete_alias(
+def delete_alias(alias: Alias, user: User):
-    alias: Alias,
-    user: User,
-    reason: AliasDeleteReason = AliasDeleteReason.Unspecified,
-    commit: bool = False,
-):
     """
     Delete an alias and add it to either global or domain trash
     Should be used instead of Alias.delete, DomainDeletedAlias.create, DeletedAlias.create
     """
-    LOG.i(f"User {user} has deleted alias {alias}")
+    # save deleted alias to either global or domain trash
-    # save deleted alias to either global or domain tra
     if alias.custom_domain_id:
         if not DomainDeletedAlias.get_by(
             email=alias.email, domain_id=alias.custom_domain_id
         ):
-            domain_deleted_alias = DomainDeletedAlias(
+            LOG.d("add %s to domain %s trash", alias, alias.custom_domain_id)
-                user_id=user.id,
+            Session.add(
-                email=alias.email,
+                DomainDeletedAlias(
-                domain_id=alias.custom_domain_id,
+                    user_id=user.id,
-                reason=reason,
+                    email=alias.email,
+                    domain_id=alias.custom_domain_id,
+                )
             )
-            Session.add(domain_deleted_alias)
             Session.commit()
-            LOG.i(
+
-                f"Moving {alias} to domain {alias.custom_domain_id} trash {domain_deleted_alias}"
-            )
     else:
         if not DeletedAlias.get_by(email=alias.email):
-            deleted_alias = DeletedAlias(email=alias.email, reason=reason)
+            LOG.d("add %s to global trash", alias)
-            Session.add(deleted_alias)
+            Session.add(DeletedAlias(email=alias.email))
             Session.commit()
-            LOG.i(f"Moving {alias} to global trash {deleted_alias}")
 
-    alias_id = alias.id
+    LOG.i("delete alias %s", alias)
-    alias_email = alias.email
     Alias.filter(Alias.id == alias.id).delete()
     Session.commit()
 
-    EventDispatcher.send_event(
-        user,
-        EventContent(alias_deleted=AliasDeleted(id=alias_id, email=alias_email)),
-    )
-    if commit:
-        Session.commit()
-
 
 def aliases_for_mailbox(mailbox: Mailbox) -> [Alias]:
     """
@@ -415,106 +362,3 @@ def check_alias_prefix(alias_prefix) -> bool:
         return False
 
     return True
-
-
-def alias_export_csv(user, csv_direct_export=False):
-    """
-    Get user aliases as importable CSV file
-    Output:
-        Importable CSV file
-
-    """
-    data = [["alias", "note", "enabled", "mailboxes"]]
-    for alias in Alias.filter_by(user_id=user.id).all():  # type: Alias
-        # Always put the main mailbox first
-        # It is seen a primary while importing
-        alias_mailboxes = alias.mailboxes
-        alias_mailboxes.insert(
-            0, alias_mailboxes.pop(alias_mailboxes.index(alias.mailbox))
-        )
-
-        mailboxes = " ".join([mailbox.email for mailbox in alias_mailboxes])
-        data.append([alias.email, alias.note, alias.enabled, mailboxes])
-
-    si = StringIO()
-    cw = csv.writer(si)
-    cw.writerows(data)
-    if csv_direct_export:
-        return si.getvalue()
-    output = make_response(si.getvalue())
-    output.headers["Content-Disposition"] = "attachment; filename=aliases.csv"
-    output.headers["Content-type"] = "text/csv"
-    return output
-
-
-def transfer_alias(alias, new_user, new_mailboxes: [Mailbox]):
-    # cannot transfer alias which is used for receiving newsletter
-    if User.get_by(newsletter_alias_id=alias.id):
-        raise Exception("Cannot transfer alias that's used to receive newsletter")
-
-    # update user_id
-    Session.query(Contact).filter(Contact.alias_id == alias.id).update(
-        {"user_id": new_user.id}
-    )
-
-    Session.query(AliasUsedOn).filter(AliasUsedOn.alias_id == alias.id).update(
-        {"user_id": new_user.id}
-    )
-
-    Session.query(ClientUser).filter(ClientUser.alias_id == alias.id).update(
-        {"user_id": new_user.id}
-    )
-
-    # remove existing mailboxes from the alias
-    Session.query(AliasMailbox).filter(AliasMailbox.alias_id == alias.id).delete()
-
-    # set mailboxes
-    alias.mailbox_id = new_mailboxes.pop().id
-    for mb in new_mailboxes:
-        AliasMailbox.create(alias_id=alias.id, mailbox_id=mb.id)
-
-    # alias has never been transferred before
-    if not alias.original_owner_id:
-        alias.original_owner_id = alias.user_id
-
-    # inform previous owner
-    old_user = alias.user
-    send_email(
-        old_user.email,
-        f"Alias {alias.email} has been received",
-        render(
-            "transactional/alias-transferred.txt",
-            user=old_user,
-            alias=alias,
-        ),
-        render(
-            "transactional/alias-transferred.html",
-            user=old_user,
-            alias=alias,
-        ),
-    )
-
-    # now the alias belongs to the new user
-    alias.user_id = new_user.id
-
-    # set some fields back to default
-    alias.disable_pgp = False
-    alias.pinned = False
-
-    Session.commit()
-
-
-def change_alias_status(alias: Alias, enabled: bool, commit: bool = False):
-    LOG.i(f"Changing alias {alias} enabled to {enabled}")
-    alias.enabled = enabled
-
-    event = AliasStatusChanged(
-        id=alias.id,
-        email=alias.email,
-        enabled=enabled,
-        created_at=int(alias.created_at.timestamp),
-    )
-    EventDispatcher.send_event(alias.user, EventContent(alias_status_change=event))
-
-    if commit:
-        Session.commit()

app/api/__init__.py

@@ -14,24 +14,4 @@ from .views import (
     export,
     phone,
     sudo,
-    user,
 )
-
-__all__ = [
-    "alias_options",
-    "new_custom_alias",
-    "custom_domain",
-    "new_random_alias",
-    "user_info",
-    "auth",
-    "auth_mfa",
-    "alias",
-    "apple",
-    "mailbox",
-    "notification",
-    "setting",
-    "export",
-    "phone",
-    "sudo",
-    "user",
-]

app/api/base.py

@@ -19,9 +19,6 @@ def authorize_request() -> Optional[Tuple[str, int]]:
 
     if not api_key:
         if current_user.is_authenticated:
-            # if current_user.is_authenticated and request.headers.get(
-            #    constants.HEADER_ALLOW_API_COOKIES
-            # ):
             g.user = current_user
         else:
             return jsonify(error="Wrong api key"), 401
@@ -36,9 +33,6 @@ def authorize_request() -> Optional[Tuple[str, int]]:
     if g.user.disabled:
         return jsonify(error="Disabled account"), 403
 
-    if not g.user.is_active():
-        return jsonify(error="Account does not exist"), 401
-
     g.api_key = api_key
     return None
 

app/api/serializer.py

@@ -201,10 +201,10 @@ def get_alias_infos_with_pagination_v3(
         q = q.order_by(Alias.pinned.desc())
         q = q.order_by(latest_activity.desc())
 
-    q = q.limit(page_limit).offset(page_id * page_size)
+    q = list(q.limit(page_limit).offset(page_id * page_size))
 
     ret = []
-    for alias, contact, email_log, nb_reply, nb_blocked, nb_forward in list(q):
+    for alias, contact, email_log, nb_reply, nb_blocked, nb_forward in q:
         ret.append(
             AliasInfo(
                 alias=alias,
@@ -358,6 +358,7 @@ def construct_alias_query(user: User):
                     else_=0,
                 )
             ).label("nb_forward"),
+            func.max(EmailLog.created_at).label("latest_email_log_created_at"),
         )
         .join(EmailLog, Alias.id == EmailLog.alias_id, isouter=True)
         .filter(Alias.user_id == user.id)
@@ -365,6 +366,14 @@ def construct_alias_query(user: User):
         .subquery()
     )
 
+    alias_contact_subquery = (
+        Session.query(Alias.id, func.max(Contact.id).label("max_contact_id"))
+        .join(Contact, Alias.id == Contact.alias_id, isouter=True)
+        .filter(Alias.user_id == user.id)
+        .group_by(Alias.id)
+        .subquery()
+    )
+
     return (
         Session.query(
             Alias,
@@ -376,7 +385,23 @@ def construct_alias_query(user: User):
         )
         .options(joinedload(Alias.hibp_breaches))
         .options(joinedload(Alias.custom_domain))
-        .join(EmailLog, Alias.last_email_log_id == EmailLog.id, isouter=True)
+        .join(Contact, Alias.id == Contact.alias_id, isouter=True)
-        .join(Contact, EmailLog.contact_id == Contact.id, isouter=True)
+        .join(EmailLog, Contact.id == EmailLog.contact_id, isouter=True)
         .filter(Alias.id == alias_activity_subquery.c.id)
+        .filter(Alias.id == alias_contact_subquery.c.id)
+        .filter(
+            or_(
+                EmailLog.created_at
+                == alias_activity_subquery.c.latest_email_log_created_at,
+                and_(
+                    # no email log yet for this alias
+                    alias_activity_subquery.c.latest_email_log_created_at.is_(None),
+                    # to make sure only 1 contact is returned in this case
+                    or_(
+                        Contact.id == alias_contact_subquery.c.max_contact_id,
+                        alias_contact_subquery.c.max_contact_id.is_(None),
+                    ),
+                ),
+            )
+        )
     )

app/api/views/alias.py

@@ -24,15 +24,12 @@ from app.errors import (
     ErrContactAlreadyExists,
     ErrAddressInvalid,
 )
-from app.extensions import limiter
+from app.models import Alias, Contact, Mailbox, AliasMailbox
-from app.log import LOG
-from app.models import Alias, Contact, Mailbox, AliasMailbox, AliasDeleteReason
 
 
 @deprecated
 @api_bp.route("/aliases", methods=["GET", "POST"])
 @require_api_auth
-@limiter.limit("10/minute", key_func=lambda: g.user.id)
 def get_aliases():
     """
     Get aliases
@@ -75,7 +72,6 @@ def get_aliases():
 
 @api_bp.route("/v2/aliases", methods=["GET", "POST"])
 @require_api_auth
-@limiter.limit("50/minute", key_func=lambda: g.user.id)
 def get_aliases_v2():
     """
     Get aliases
@@ -161,7 +157,7 @@ def delete_alias(alias_id):
     if not alias or alias.user_id != user.id:
         return jsonify(error="Forbidden"), 403
 
-    alias_utils.delete_alias(alias, user, AliasDeleteReason.ManualAction)
+    alias_utils.delete_alias(alias, user)
 
     return jsonify(deleted=True), 200
 
@@ -185,8 +181,7 @@ def toggle_alias(alias_id):
     if not alias or alias.user_id != user.id:
         return jsonify(error="Forbidden"), 403
 
-    alias_utils.change_alias_status(alias, enabled=not alias.enabled)
+    alias.enabled = not alias.enabled
-    LOG.i(f"User {user} changed alias {alias} enabled status to {alias.enabled}")
     Session.commit()
 
     return jsonify(enabled=alias.enabled), 200
@@ -424,7 +419,7 @@ def create_contact_route(alias_id):
     contact_address = data.get("contact")
 
     try:
-        contact = create_contact(alias, contact_address)
+        contact = create_contact(g.user, alias, contact_address)
     except ErrContactErrorUpgradeNeeded as err:
         return jsonify(error=err.error_for_user()), 403
     except (ErrAddressInvalid, CannotCreateContactForReverseAlias) as err:

app/api/views/alias_options.py

@@ -2,8 +2,10 @@ import tldextract
 from flask import jsonify, request, g
 from sqlalchemy import desc
 
-from app.alias_suffix import get_alias_suffixes
 from app.api.base import api_bp, require_api_auth
+from app.dashboard.views.custom_alias import (
+    get_available_suffixes,
+)
 from app.db import Session
 from app.log import LOG
 from app.models import AliasUsedOn, Alias, User
@@ -66,7 +68,7 @@ def options_v4():
         prefix_suggestion = convert_to_id(prefix_suggestion)
         ret["prefix_suggestion"] = prefix_suggestion
 
-    suffixes = get_alias_suffixes(user)
+    suffixes = get_available_suffixes(user)
 
     # custom domain should be put first
     ret["suffixes"] = list([suffix.suffix, suffix.signed_suffix] for suffix in suffixes)
@@ -137,7 +139,7 @@ def options_v5():
         prefix_suggestion = convert_to_id(prefix_suggestion)
         ret["prefix_suggestion"] = prefix_suggestion
 
-    suffixes = get_alias_suffixes(user)
+    suffixes = get_available_suffixes(user)
 
     # custom domain should be put first
     ret["suffixes"] = [

app/api/views/apple.py

@@ -9,7 +9,6 @@ from requests import RequestException
 
 from app.api.base import api_bp, require_api_auth
 from app.config import APPLE_API_SECRET, MACAPP_APPLE_API_SECRET
-from app.subscription_webhook import execute_subscription_webhook
 from app.db import Session
 from app.log import LOG
 from app.models import PlanEnum, AppleSubscription
@@ -17,14 +16,9 @@ from app.models import PlanEnum, AppleSubscription
 _MONTHLY_PRODUCT_ID = "io.simplelogin.ios_app.subscription.premium.monthly"
 _YEARLY_PRODUCT_ID = "io.simplelogin.ios_app.subscription.premium.yearly"
 
-# SL Mac app used to be in SL account
 _MACAPP_MONTHLY_PRODUCT_ID = "io.simplelogin.macapp.subscription.premium.monthly"
 _MACAPP_YEARLY_PRODUCT_ID = "io.simplelogin.macapp.subscription.premium.yearly"
 
-# SL Mac app is moved to Proton account
-_MACAPP_MONTHLY_PRODUCT_ID_NEW = "me.proton.simplelogin.macos.premium.monthly"
-_MACAPP_YEARLY_PRODUCT_ID_NEW = "me.proton.simplelogin.macos.premium.yearly"
-
 # Apple API URL
 _SANDBOX_URL = "https://sandbox.itunes.apple.com/verifyReceipt"
 _PROD_URL = "https://buy.itunes.apple.com/verifyReceipt"
@@ -46,17 +40,15 @@ def apple_process_payment():
     LOG.d("request for /apple/process_payment from %s", user)
     data = request.get_json()
     receipt_data = data.get("receipt_data")
-    is_macapp = "is_macapp" in data and data["is_macapp"] is True
+    is_macapp = "is_macapp" in data
 
     if is_macapp:
-        LOG.d("Use Macapp secret")
         password = MACAPP_APPLE_API_SECRET
     else:
         password = APPLE_API_SECRET
 
     apple_sub = verify_receipt(receipt_data, user, password)
     if apple_sub:
-        execute_subscription_webhook(user)
         return jsonify(ok=True), 200
 
     return jsonify(error="Processing failed"), 400
@@ -268,11 +260,7 @@ def apple_update_notification():
         plan = (
             PlanEnum.monthly
             if transaction["product_id"]
-            in (
+            in (_MONTHLY_PRODUCT_ID, _MACAPP_MONTHLY_PRODUCT_ID)
-                _MONTHLY_PRODUCT_ID,
-                _MACAPP_MONTHLY_PRODUCT_ID,
-                _MACAPP_MONTHLY_PRODUCT_ID_NEW,
-            )
             else PlanEnum.yearly
         )
 
@@ -293,7 +281,6 @@ def apple_update_notification():
             apple_sub.plan = plan
             apple_sub.product_id = transaction["product_id"]
             Session.commit()
-            execute_subscription_webhook(user)
             return jsonify(ok=True), 200
         else:
             LOG.w(
@@ -487,7 +474,7 @@ def verify_receipt(receipt_data, user, password) -> Optional[AppleSubscription]:
     # }
 
     if data["status"] != 0:
-        LOG.e(
+        LOG.w(
             "verifyReceipt status !=0, probably invalid receipt. User %s, data %s",
             user,
             data,
@@ -526,11 +513,7 @@ def verify_receipt(receipt_data, user, password) -> Optional[AppleSubscription]:
     plan = (
         PlanEnum.monthly
         if latest_transaction["product_id"]
-        in (
+        in (_MONTHLY_PRODUCT_ID, _MACAPP_MONTHLY_PRODUCT_ID)
-            _MONTHLY_PRODUCT_ID,
-            _MACAPP_MONTHLY_PRODUCT_ID,
-            _MACAPP_MONTHLY_PRODUCT_ID_NEW,
-        )
         else PlanEnum.yearly
     )
 
@@ -538,10 +521,9 @@ def verify_receipt(receipt_data, user, password) -> Optional[AppleSubscription]:
 
     if apple_sub:
         LOG.d(
-            "Update AppleSubscription for user %s, expired at %s (%s), plan %s",
+            "Update AppleSubscription for user %s, expired at %s, plan %s",
             user,
             expires_date,
-            expires_date.humanize(),
             plan,
         )
         apple_sub.receipt_data = receipt_data
@@ -570,7 +552,6 @@ def verify_receipt(receipt_data, user, password) -> Optional[AppleSubscription]:
             product_id=latest_transaction["product_id"],
         )
 
-    execute_subscription_webhook(user)
     Session.commit()
 
     return apple_sub

app/api/views/auth.py

@@ -11,7 +11,7 @@ from itsdangerous import Signer
 from app import email_utils
 from app.api.base import api_bp
 from app.config import FLASK_SECRET, DISABLE_REGISTRATION
-from app.dashboard.views.account_setting import send_reset_password_email
+from app.dashboard.views.setting import send_reset_password_email
 from app.db import Session
 from app.email_utils import (
     email_can_be_used_as_mailbox,
@@ -23,7 +23,7 @@ from app.events.auth_event import LoginEvent, RegisterEvent
 from app.extensions import limiter
 from app.log import LOG
 from app.models import User, ApiKey, SocialAuth, AccountActivation
-from app.utils import sanitize_email, canonicalize_email
+from app.utils import sanitize_email
 
 
 @api_bp.route("/auth/login", methods=["POST"])
@@ -49,13 +49,11 @@ def auth_login():
     if not data:
         return jsonify(error="request body cannot be empty"), 400
 
+    email = sanitize_email(data.get("email"))
     password = data.get("password")
     device = data.get("device")
 
-    email = sanitize_email(data.get("email"))
+    user = User.filter_by(email=email).first()
-    canonical_email = canonicalize_email(data.get("email"))
-
-    user = User.get_by(email=email) or User.get_by(email=canonical_email)
 
     if not user or not user.check_password(password):
         LoginEvent(LoginEvent.ActionType.failed, LoginEvent.Source.api).send()
@@ -63,11 +61,6 @@ def auth_login():
     elif user.disabled:
         LoginEvent(LoginEvent.ActionType.disabled_login, LoginEvent.Source.api).send()
         return jsonify(error="Account disabled"), 400
-    elif user.delete_on is not None:
-        LoginEvent(
-            LoginEvent.ActionType.scheduled_to_be_deleted, LoginEvent.Source.api
-        ).send()
-        return jsonify(error="Account scheduled for deletion"), 400
     elif not user.activated:
         LoginEvent(LoginEvent.ActionType.not_activated, LoginEvent.Source.api).send()
         return jsonify(error="Account not activated"), 422
@@ -96,8 +89,7 @@ def auth_register():
     if not data:
         return jsonify(error="request body cannot be empty"), 400
 
-    dirty_email = data.get("email")
+    email = sanitize_email(data.get("email"))
-    email = canonicalize_email(dirty_email)
     password = data.get("password")
 
     if DISABLE_REGISTRATION:
@@ -118,7 +110,7 @@ def auth_register():
         return jsonify(error="password too long"), 400
 
     LOG.d("create user %s", email)
-    user = User.create(email=email, name=dirty_email, password=password)
+    user = User.create(email=email, name="", password=password)
     Session.flush()
 
     # create activation code
@@ -129,8 +121,8 @@ def auth_register():
     send_email(
         email,
         "Just one more step to join SimpleLogin",
-        render("transactional/code-activation.txt.jinja2", user=user, code=code),
+        render("transactional/code-activation.txt.jinja2", code=code),
-        render("transactional/code-activation.html", user=user, code=code),
+        render("transactional/code-activation.html", code=code),
     )
 
     RegisterEvent(RegisterEvent.ActionType.success, RegisterEvent.Source.api).send()
@@ -156,10 +148,9 @@ def auth_activate():
         return jsonify(error="request body cannot be empty"), 400
 
     email = sanitize_email(data.get("email"))
-    canonical_email = canonicalize_email(data.get("email"))
     code = data.get("code")
 
-    user = User.get_by(email=email) or User.get_by(email=canonical_email)
+    user = User.get_by(email=email)
 
     # do not use a different message to avoid exposing existing email
     if not user or user.activated:
@@ -205,9 +196,7 @@ def auth_reactivate():
         return jsonify(error="request body cannot be empty"), 400
 
     email = sanitize_email(data.get("email"))
-    canonical_email = canonicalize_email(data.get("email"))
+    user = User.get_by(email=email)
-
-    user = User.get_by(email=email) or User.get_by(email=canonical_email)
 
     # do not use a different message to avoid exposing existing email
     if not user or user.activated:
@@ -226,8 +215,8 @@ def auth_reactivate():
     send_email(
         email,
         "Just one more step to join SimpleLogin",
-        render("transactional/code-activation.txt.jinja2", user=user, code=code),
+        render("transactional/code-activation.txt.jinja2", code=code),
-        render("transactional/code-activation.html", user=user, code=code),
+        render("transactional/code-activation.html", code=code),
     )
 
     return jsonify(msg="User needs to confirm their account"), 200
@@ -362,7 +351,7 @@ def auth_payload(user, device) -> dict:
 
 
 @api_bp.route("/auth/forgot_password", methods=["POST"])
-@limiter.limit("2/minute")
+@limiter.limit("10/minute")
 def forgot_password():
     """
     User forgot password
@@ -378,9 +367,8 @@ def forgot_password():
         return jsonify(error="request body must contain email"), 400
 
     email = sanitize_email(data.get("email"))
-    canonical_email = canonicalize_email(data.get("email"))
 
-    user = User.get_by(email=email) or User.get_by(email=canonical_email)
+    user = User.get_by(email=email)
 
     if user:
         send_reset_password_email(user)

app/api/views/auth_mfa.py

@@ -55,7 +55,7 @@ def auth_mfa():
         )
 
     totp = pyotp.TOTP(user.otp_secret)
-    if not totp.verify(mfa_token, valid_window=2):
+    if not totp.verify(mfa_token):
         send_invalid_totp_login_email(user, "TOTP")
         return jsonify(error="Wrong TOTP Token"), 400
 

app/api/views/export.py

@@ -1,9 +1,12 @@
+import csv
+from io import StringIO
+
 from flask import g
 from flask import jsonify
+from flask import make_response
 
 from app.api.base import api_bp, require_api_auth
 from app.models import Alias, Client, CustomDomain
-from app.alias_utils import alias_export_csv
 
 
 @api_bp.route("/export/data", methods=["GET"])
@@ -46,4 +49,24 @@ def export_aliases():
         Importable CSV file
 
     """
-    return alias_export_csv(g.user)
+    user = g.user
+
+    data = [["alias", "note", "enabled", "mailboxes"]]
+    for alias in Alias.filter_by(user_id=user.id).all():  # type: Alias
+        # Always put the main mailbox first
+        # It is seen a primary while importing
+        alias_mailboxes = alias.mailboxes
+        alias_mailboxes.insert(
+            0, alias_mailboxes.pop(alias_mailboxes.index(alias.mailbox))
+        )
+
+        mailboxes = " ".join([mailbox.email for mailbox in alias_mailboxes])
+        data.append([alias.email, alias.note, alias.enabled, mailboxes])
+
+    si = StringIO()
+    cw = csv.writer(si)
+    cw.writerows(data)
+    output = make_response(si.getvalue())
+    output.headers["Content-Disposition"] = "attachment; filename=aliases.csv"
+    output.headers["Content-type"] = "text/csv"
+    return output

app/api/views/mailbox.py

@@ -1,18 +1,22 @@
 from smtplib import SMTPRecipientsRefused
 
+import arrow
 from flask import g
 from flask import jsonify
 from flask import request
 
-from app import mailbox_utils
 from app.api.base import api_bp, require_api_auth
+from app.config import JOB_DELETE_MAILBOX
+from app.dashboard.views.mailbox import send_verification_email
 from app.dashboard.views.mailbox_detail import verify_mailbox_change
 from app.db import Session
 from app.email_utils import (
     mailbox_already_used,
     email_can_be_used_as_mailbox,
+    is_valid_email,
 )
-from app.models import Mailbox
+from app.log import LOG
+from app.models import Mailbox, Job
 from app.utils import sanitize_email
 
 
@@ -40,48 +44,66 @@ def create_mailbox():
     user = g.user
     mailbox_email = sanitize_email(request.get_json().get("email"))
 
-    try:
+    if not user.is_premium():
-        new_mailbox = mailbox_utils.create_mailbox(user, mailbox_email).mailbox
+        return jsonify(error=f"Only premium plan can add additional mailbox"), 400
-    except mailbox_utils.MailboxError as e:
-        return jsonify(error=e.msg), 400
 
-    return (
+    if not is_valid_email(mailbox_email):
-        jsonify(mailbox_to_dict(new_mailbox)),
+        return jsonify(error=f"{mailbox_email} invalid"), 400
-        201,
+    elif mailbox_already_used(mailbox_email, user):
-    )
+        return jsonify(error=f"{mailbox_email} already used"), 400
+    elif not email_can_be_used_as_mailbox(mailbox_email):
+        return (
+            jsonify(
+                error=f"{mailbox_email} cannot be used. Please note a mailbox cannot "
+                f"be a disposable email address"
+            ),
+            400,
+        )
+    else:
+        new_mailbox = Mailbox.create(email=mailbox_email, user_id=user.id)
+        Session.commit()
+
+        send_verification_email(user, new_mailbox)
+
+        return (
+            jsonify(mailbox_to_dict(new_mailbox)),
+            201,
+        )
 
 
-@api_bp.route("/mailboxes/<int:mailbox_id>", methods=["DELETE"])
+@api_bp.route("/mailboxes/<mailbox_id>", methods=["DELETE"])
 @require_api_auth
 def delete_mailbox(mailbox_id):
     """
     Delete mailbox
     Input:
         mailbox_id: in url
-        (optional) transfer_aliases_to: in body. Id of the new mailbox for the aliases.
-                                        If omitted or the value is set to -1,
-                                        the aliases of the mailbox will be deleted too.
     Output:
         200 if deleted successfully
 
     """
     user = g.user
-    data = request.get_json() or {}
+    mailbox = Mailbox.get(mailbox_id)
-    transfer_mailbox_id = data.get("transfer_aliases_to")
-    if transfer_mailbox_id and int(transfer_mailbox_id) >= 0:
-        transfer_mailbox_id = int(transfer_mailbox_id)
-    else:
-        transfer_mailbox_id = None
 
-    try:
+    if not mailbox or mailbox.user_id != user.id:
-        mailbox_utils.delete_mailbox(user, mailbox_id, transfer_mailbox_id)
+        return jsonify(error="Forbidden"), 403
-    except mailbox_utils.MailboxError as e:
+
-        return jsonify(error=e.msg), 400
+    if mailbox.id == user.default_mailbox_id:
+        return jsonify(error="You cannot delete the default mailbox"), 400
+
+    # Schedule delete account job
+    LOG.w("schedule delete mailbox job for %s", mailbox)
+    Job.create(
+        name=JOB_DELETE_MAILBOX,
+        payload={"mailbox_id": mailbox.id},
+        run_at=arrow.now(),
+        commit=True,
+    )
 
     return jsonify(deleted=True), 200
 
 
-@api_bp.route("/mailboxes/<int:mailbox_id>", methods=["PUT"])
+@api_bp.route("/mailboxes/<mailbox_id>", methods=["PUT"])
 @require_api_auth
 def update_mailbox(mailbox_id):
     """

app/api/views/new_custom_alias.py

@@ -1,8 +1,7 @@
 from flask import g
 from flask import jsonify, request
+from itsdangerous import SignatureExpired
 
-from app import parallel_limiter
-from app.alias_suffix import check_suffix_signature, verify_prefix_suffix
 from app.alias_utils import check_alias_prefix
 from app.api.base import api_bp, require_api_auth
 from app.api.serializer import (
@@ -10,6 +9,7 @@ from app.api.serializer import (
     get_alias_info_v2,
 )
 from app.config import MAX_NB_EMAIL_FREE_PLAN, ALIAS_LIMIT
+from app.dashboard.views.custom_alias import verify_prefix_suffix, signer
 from app.db import Session
 from app.extensions import limiter
 from app.log import LOG
@@ -28,7 +28,6 @@ from app.utils import convert_to_id
 @api_bp.route("/v2/alias/custom/new", methods=["POST"])
 @limiter.limit(ALIAS_LIMIT)
 @require_api_auth
-@parallel_limiter.lock(name="alias_creation")
 def new_custom_alias_v2():
     """
     Create a new custom alias
@@ -66,11 +65,12 @@ def new_custom_alias_v2():
     note = data.get("note")
     alias_prefix = convert_to_id(alias_prefix)
 
+    # hypothesis: user will click on the button in the 600 secs
     try:
-        alias_suffix = check_suffix_signature(signed_suffix)
+        alias_suffix = signer.unsign(signed_suffix, max_age=600).decode()
-        if not alias_suffix:
+    except SignatureExpired:
-            LOG.w("Alias creation time expired for %s", user)
+        LOG.w("Alias creation time expired for %s", user)
-            return jsonify(error="Alias creation time is expired, please retry"), 412
+        return jsonify(error="Alias creation time is expired, please retry"), 412
     except Exception:
         LOG.w("Alias suffix is tampered, user %s", user)
         return jsonify(error="Tampered suffix"), 400
@@ -115,7 +115,6 @@ def new_custom_alias_v2():
 @api_bp.route("/v3/alias/custom/new", methods=["POST"])
 @limiter.limit(ALIAS_LIMIT)
 @require_api_auth
-@parallel_limiter.lock(name="alias_creation")
 def new_custom_alias_v3():
     """
     Create a new custom alias
@@ -150,7 +149,7 @@ def new_custom_alias_v3():
     if not data:
         return jsonify(error="request body cannot be empty"), 400
 
-    if not isinstance(data, dict):
+    if type(data) is not dict:
         return jsonify(error="request body does not follow the required format"), 400
 
     alias_prefix = data.get("alias_prefix", "").strip().lower().replace(" ", "")
@@ -168,7 +167,7 @@ def new_custom_alias_v3():
         return jsonify(error="alias prefix invalid format or too long"), 400
 
     # check if mailbox is not tempered with
-    if not isinstance(mailbox_ids, list):
+    if type(mailbox_ids) is not list:
         return jsonify(error="mailbox_ids must be an array of id"), 400
     mailboxes = []
     for mailbox_id in mailbox_ids:
@@ -182,10 +181,10 @@ def new_custom_alias_v3():
 
     # hypothesis: user will click on the button in the 600 secs
     try:
-        alias_suffix = check_suffix_signature(signed_suffix)
+        alias_suffix = signer.unsign(signed_suffix, max_age=600).decode()
-        if not alias_suffix:
+    except SignatureExpired:
-            LOG.w("Alias creation time expired for %s", user)
+        LOG.w("Alias creation time expired for %s", user)
-            return jsonify(error="Alias creation time is expired, please retry"), 412
+        return jsonify(error="Alias creation time is expired, please retry"), 412
     except Exception:
         LOG.w("Alias suffix is tampered, user %s", user)
         return jsonify(error="Tampered suffix"), 400

app/api/views/new_random_alias.py

@@ -2,14 +2,13 @@ import tldextract
 from flask import g
 from flask import jsonify, request
 
-from app import parallel_limiter
-from app.alias_suffix import get_alias_suffixes
 from app.api.base import api_bp, require_api_auth
 from app.api.serializer import (
     get_alias_info_v2,
     serialize_alias_info_v2,
 )
 from app.config import MAX_NB_EMAIL_FREE_PLAN, ALIAS_LIMIT
+from app.dashboard.views.custom_alias import get_available_suffixes
 from app.db import Session
 from app.errors import AliasInTrashError
 from app.extensions import limiter
@@ -21,7 +20,6 @@ from app.utils import convert_to_id
 @api_bp.route("/alias/random/new", methods=["POST"])
 @limiter.limit(ALIAS_LIMIT)
 @require_api_auth
-@parallel_limiter.lock(name="alias_creation")
 def new_random_alias():
     """
     Create a new random alias
@@ -59,7 +57,7 @@ def new_random_alias():
         prefix_suggestion = ext.domain
         prefix_suggestion = convert_to_id(prefix_suggestion)
 
-        suffixes = get_alias_suffixes(user)
+        suffixes = get_available_suffixes(user)
         # use the first suffix
         suggested_alias = prefix_suggestion + suffixes[0].suffix
 
@@ -107,9 +105,8 @@ def new_random_alias():
         Session.commit()
 
     if hostname and not AliasUsedOn.get_by(alias_id=alias.id, hostname=hostname):
-        AliasUsedOn.create(
+        AliasUsedOn.create(alias_id=alias.id, hostname=hostname, user_id=alias.user_id)
-            alias_id=alias.id, hostname=hostname, user_id=alias.user_id, commit=True
+        Session.commit()
-        )
 
     return (
         jsonify(alias=alias.email, **serialize_alias_info_v2(get_alias_info_v2(alias))),

app/api/views/notification.py

@@ -60,7 +60,7 @@ def get_notifications():
     )
 
 
-@api_bp.route("/notifications/<int:notification_id>/read", methods=["POST"])
+@api_bp.route("/notifications/<notification_id>/read", methods=["POST"])
 @require_api_auth
 def mark_as_read(notification_id):
     """

app/api/views/phone.py

@@ -9,7 +9,7 @@ from app.models import (
 )
 
 
-@api_bp.route("/phone/reservations/<int:reservation_id>", methods=["GET", "POST"])
+@api_bp.route("/phone/reservations/<reservation_id>", methods=["GET", "POST"])
 @require_api_auth
 def phone_messages(reservation_id):
     """

app/api/views/setting.py

@@ -12,7 +12,6 @@ from app.models import (
     SenderFormatEnum,
     AliasSuffixEnum,
 )
-from app.proton.utils import perform_proton_account_unlink
 
 
 def setting_to_dict(user: User):
@@ -138,11 +137,3 @@ def get_available_domains_for_random_alias_v2():
     ]
 
     return jsonify(ret)
-
-
-@api_bp.route("/setting/unlink_proton_account", methods=["DELETE"])
-@require_api_auth
-def unlink_proton_account():
-    user = g.user
-    perform_proton_account_unlink(user)
-    return jsonify({"ok": True})

app/api/views/user.py

@@ -1,46 +0,0 @@
-from flask import jsonify, g
-from sqlalchemy_utils.types.arrow import arrow
-
-from app.api.base import api_bp, require_api_sudo, require_api_auth
-from app import config
-from app.extensions import limiter
-from app.log import LOG
-from app.models import Job, ApiToCookieToken
-
-
-@api_bp.route("/user", methods=["DELETE"])
-@require_api_sudo
-def delete_user():
-    """
-    Delete the user. Requires sudo mode.
-
-    """
-    # Schedule delete account job
-    LOG.w("schedule delete account job for %s", g.user)
-    Job.create(
-        name=config.JOB_DELETE_ACCOUNT,
-        payload={"user_id": g.user.id},
-        run_at=arrow.now(),
-        commit=True,
-    )
-    return jsonify(ok=True)
-
-
-@api_bp.route("/user/cookie_token", methods=["GET"])
-@require_api_auth
-@limiter.limit("5/minute")
-def get_api_session_token():
-    """
-    Get a temporary token to exchange it for a cookie based session
-    Output:
-        200 and a temporary random token
-        {
-            token: "asdli3ldq39h9hd3",
-        }
-    """
-    token = ApiToCookieToken.create(
-        user=g.user,
-        api_key_id=g.api_key.id,
-        commit=True,
-    )
-    return jsonify({"token": token.code})

app/api/views/user_info.py

@@ -1,44 +1,25 @@
 import base64
-import dataclasses
 from io import BytesIO
-from typing import Optional
 
 from flask import jsonify, g, request, make_response
+from flask_login import logout_user
 
-from app import s3, config
+from app import s3
 from app.api.base import api_bp, require_api_auth
 from app.config import SESSION_COOKIE_NAME
-from app.dashboard.views.index import get_stats
 from app.db import Session
-from app.image_validation import detect_image_format, ImageFormat
+from app.models import ApiKey, File, User
-from app.models import ApiKey, File, PartnerUser, User
-from app.proton.utils import get_proton_partner
-from app.session import logout_session
 from app.utils import random_string
 
 
-def get_connected_proton_address(user: User) -> Optional[str]:
-    proton_partner = get_proton_partner()
-    partner_user = PartnerUser.get_by(user_id=user.id, partner_id=proton_partner.id)
-    if partner_user is None:
-        return None
-    return partner_user.partner_email
-
-
 def user_to_dict(user: User) -> dict:
     ret = {
         "name": user.name or "",
         "is_premium": user.is_premium(),
         "email": user.email,
         "in_trial": user.in_trial(),
-        "max_alias_free_plan": user.max_alias_for_free_account(),
-        "connected_proton_address": None,
-        "can_create_reverse_alias": user.can_create_contacts(),
     }
 
-    if config.CONNECT_WITH_PROTON:
-        ret["connected_proton_address"] = get_connected_proton_address(user)
-
     if user.profile_picture_id:
         ret["profile_picture_url"] = user.profile_picture.get_url()
     else:
@@ -52,15 +33,6 @@ def user_to_dict(user: User) -> dict:
 def user_info():
     """
     Return user info given the api-key
-
-    Output as json
-    - name
-    - is_premium
-    - email
-    - in_trial
-    - max_alias_free
-    - is_connected_with_proton
-    - can_create_reverse_alias
     """
     user = g.user
 
@@ -74,23 +46,23 @@ def update_user_info():
     Input
     - profile_picture (optional): base64 of the profile picture. Set to null to remove the profile picture
     - name (optional)
+
     """
     user = g.user
     data = request.get_json() or {}
 
     if "profile_picture" in data:
-        if user.profile_picture_id:
+        if data["profile_picture"] is None:
-            file = user.profile_picture
+            if user.profile_picture_id:
-            user.profile_picture_id = None
+                file = user.profile_picture
-            Session.flush()
+                user.profile_picture_id = None
-            if file:
-                File.delete(file.id)
-                s3.delete(file.path)
                 Session.flush()
+                if file:
+                    File.delete(file.id)
+                    s3.delete(file.path)
+                    Session.flush()
         else:
             raw_data = base64.decodebytes(data["profile_picture"].encode())
-            if detect_image_format(raw_data) == ImageFormat.Unknown:
-                return jsonify(error="Unsupported image format"), 400
             file_path = random_string(30)
             file = File.create(user_id=user.id, path=file_path)
             Session.flush()
@@ -137,27 +109,8 @@ def logout():
     Output:
     - 200
     """
-    logout_session()
+    logout_user()
     response = make_response(jsonify(msg="User is logged out"), 200)
     response.delete_cookie(SESSION_COOKIE_NAME)
 
     return response
-
-
-@api_bp.route("/stats")
-@require_api_auth
-def user_stats():
-    """
-    Return stats
-
-    Output as json
-    - nb_alias
-    - nb_forward
-    - nb_reply
-    - nb_block
-
-    """
-    user = g.user
-    stats = get_stats(user)
-
-    return jsonify(dataclasses.asdict(stats))

app/auth/__init__.py

@@ -15,27 +15,4 @@ from .views import (
     fido,
     social,
     recovery,
-    api_to_cookie,
-    oidc,
 )
-
-__all__ = [
-    "login",
-    "logout",
-    "register",
-    "activate",
-    "resend_activation",
-    "reset_password",
-    "forgot_password",
-    "github",
-    "google",
-    "facebook",
-    "proton",
-    "change_email",
-    "mfa",
-    "fido",
-    "social",
-    "recovery",
-    "api_to_cookie",
-    "oidc",
-]

app/auth/views/api_to_cookie.py

@@ -1,30 +0,0 @@
-import arrow
-from flask import redirect, url_for, request, flash
-from flask_login import login_user
-
-from app.auth.base import auth_bp
-from app.models import ApiToCookieToken
-from app.utils import sanitize_next_url
-
-
-@auth_bp.route("/api_to_cookie", methods=["GET"])
-def api_to_cookie():
-    code = request.args.get("token")
-    if not code:
-        flash("Missing token", "error")
-        return redirect(url_for("auth.login"))
-
-    token = ApiToCookieToken.get_by(code=code)
-    if not token or token.created_at < arrow.now().shift(minutes=-5):
-        flash("Missing token", "error")
-        return redirect(url_for("auth.login"))
-
-    user = token.user
-    ApiToCookieToken.delete(token.id, commit=True)
-    login_user(user)
-
-    next_url = sanitize_next_url(request.args.get("next"))
-    if next_url:
-        return redirect(next_url)
-    else:
-        return redirect(url_for("dashboard.index"))

app/auth/views/change_email.py

@@ -3,13 +3,10 @@ from flask_login import login_user
 
 from app.auth.base import auth_bp
 from app.db import Session
-from app.extensions import limiter
+from app.models import EmailChange
-from app.log import LOG
-from app.models import EmailChange, ResetPasswordCode
 
 
 @auth_bp.route("/change_email", methods=["GET", "POST"])
-@limiter.limit("3/hour")
 def change_email():
     code = request.args.get("code")
 
@@ -25,14 +22,11 @@ def change_email():
         return render_template("auth/change_email.html")
 
     user = email_change.user
-    old_email = user.email
     user.email = email_change.new_email
 
     EmailChange.delete(email_change.id)
-    ResetPasswordCode.filter_by(user_id=user.id).delete()
     Session.commit()
 
-    LOG.i(f"User {user} has changed their email from {old_email} to {user.email}")
     flash("Your new email has been updated", "success")
 
     login_user(user)

app/auth/views/fido.py

@@ -1,6 +1,5 @@
 import json
 import secrets
-from time import time
 
 import webauthn
 from flask import (
@@ -62,7 +61,7 @@ def fido():
         browser = MfaBrowser.get_by(token=request.cookies.get("mfa"))
         if browser and not browser.is_expired() and browser.user_id == user.id:
             login_user(user)
-            flash("Welcome back!", "success")
+            flash(f"Welcome back!", "success")
             # Redirect user to correct page
             return redirect(next_url or url_for("dashboard.index"))
         else:
@@ -108,9 +107,8 @@ def fido():
             Session.commit()
             del session[MFA_USER_ID]
 
-            session["sudo_time"] = int(time())
             login_user(user)
-            flash("Welcome back!", "success")
+            flash(f"Welcome back!", "success")
 
             # Redirect user to correct page
             response = make_response(redirect(next_url or url_for("dashboard.index")))

app/auth/views/forgot_password.py

@@ -1,13 +1,13 @@
-from flask import request, render_template, flash, g
+from flask import request, render_template, redirect, url_for, flash, g
 from flask_wtf import FlaskForm
 from wtforms import StringField, validators
 
 from app.auth.base import auth_bp
-from app.dashboard.views.account_setting import send_reset_password_email
+from app.dashboard.views.setting import send_reset_password_email
 from app.extensions import limiter
 from app.log import LOG
 from app.models import User
-from app.utils import sanitize_email, canonicalize_email
+from app.utils import sanitize_email
 
 
 class ForgotPasswordForm(FlaskForm):
@@ -16,7 +16,7 @@ class ForgotPasswordForm(FlaskForm):
 
 @auth_bp.route("/forgot_password", methods=["GET", "POST"])
 @limiter.limit(
-    "10/hour", deduct_when=lambda r: hasattr(g, "deduct_limit") and g.deduct_limit
+    "10/minute", deduct_when=lambda r: hasattr(g, "deduct_limit") and g.deduct_limit
 )
 def forgot_password():
     form = ForgotPasswordForm(request.form)
@@ -25,17 +25,16 @@ def forgot_password():
         # Trigger rate limiter
         g.deduct_limit = True
 
+        email = sanitize_email(form.email.data)
         flash(
             "If your email is correct, you are going to receive an email to reset your password",
             "success",
         )
-
+        user = User.get_by(email=email)
-        email = sanitize_email(form.email.data)
-        canonical_email = canonicalize_email(email)
-        user = User.get_by(email=email) or User.get_by(email=canonical_email)
 
         if user:
             LOG.d("Send forgot password email to %s", user)
             send_reset_password_email(user)
+            return redirect(url_for("auth.forgot_password"))
 
     return render_template("auth/forgot_password.html", form=form)

app/auth/views/google.py

@@ -7,7 +7,7 @@ from app.config import URL, GOOGLE_CLIENT_ID, GOOGLE_CLIENT_SECRET
 from app.db import Session
 from app.log import LOG
 from app.models import User, File, SocialAuth
-from app.utils import random_string, sanitize_email, sanitize_next_url
+from app.utils import random_string, sanitize_email
 from .login_utils import after_login
 
 _authorization_base_url = "https://accounts.google.com/o/oauth2/v2/auth"
@@ -29,7 +29,7 @@ def google_login():
     # to avoid flask-login displaying the login error message
     session.pop("_flashes", None)
 
-    next_url = sanitize_next_url(request.args.get("next"))
+    next_url = request.args.get("next")
 
     # Google does not allow to append param to redirect_url
     # we need to pass the next url by session

app/auth/views/login.py

@@ -5,12 +5,12 @@ from wtforms import StringField, validators
 
 from app.auth.base import auth_bp
 from app.auth.views.login_utils import after_login
-from app.config import CONNECT_WITH_PROTON, CONNECT_WITH_OIDC_ICON, OIDC_CLIENT_ID
 from app.events.auth_event import LoginEvent
 from app.extensions import limiter
 from app.log import LOG
 from app.models import User
-from app.utils import sanitize_email, sanitize_next_url, canonicalize_email
+from app.proton.utils import is_connect_with_proton_enabled
+from app.utils import sanitize_email, sanitize_next_url
 
 
 class LoginForm(FlaskForm):
@@ -38,9 +38,7 @@ def login():
     show_resend_activation = False
 
     if form.validate_on_submit():
-        email = sanitize_email(form.email.data)
+        user = User.filter_by(email=sanitize_email(form.email.data)).first()
-        canonical_email = canonicalize_email(email)
-        user = User.get_by(email=email) or User.get_by(email=canonical_email)
 
         if not user or not user.check_password(form.password.data):
             # Trigger rate limiter
@@ -54,12 +52,6 @@ def login():
                 "error",
             )
             LoginEvent(LoginEvent.ActionType.disabled_login).send()
-        elif user.delete_on is not None:
-            flash(
-                f"Your account is scheduled to be deleted on {user.delete_on}",
-                "error",
-            )
-            LoginEvent(LoginEvent.ActionType.scheduled_to_be_deleted).send()
         elif not user.activated:
             show_resend_activation = True
             flash(
@@ -76,7 +68,5 @@ def login():
         form=form,
         next_url=next_url,
         show_resend_activation=show_resend_activation,
-        connect_with_proton=CONNECT_WITH_PROTON,
+        connect_with_proton=is_connect_with_proton_enabled(),
-        connect_with_oidc=OIDC_CLIENT_ID is not None,
-        connect_with_oidc_icon=CONNECT_WITH_OIDC_ICON,
     )

app/auth/views/login_utils.py

@@ -1,4 +1,3 @@
-from time import time
 from typing import Optional
 
 from flask import session, redirect, url_for, request
@@ -9,40 +8,37 @@ from app.log import LOG
 from app.models import Referral
 
 
-def after_login(user, next_url, login_from_proton: bool = False):
+def after_login(user, next_url):
     """
     Redirect to the correct page after login.
-    If the user is logged in with Proton, do not look at fido nor otp
     If user enables MFA: redirect user to MFA page
     Otherwise redirect to dashboard page if no next_url
     """
-    if not login_from_proton:
+    if user.fido_enabled():
-        if user.fido_enabled():
+        # Use the same session for FIDO so that we can easily
-            # Use the same session for FIDO so that we can easily
+        # switch between these two 2FA option
-            # switch between these two 2FA option
+        session[MFA_USER_ID] = user.id
-            session[MFA_USER_ID] = user.id
+        if next_url:
-            if next_url:
+            return redirect(url_for("auth.fido", next=next_url))
-                return redirect(url_for("auth.fido", next=next_url))
+        else:
-            else:
+            return redirect(url_for("auth.fido"))
-                return redirect(url_for("auth.fido"))
+    elif user.enable_otp:
-        elif user.enable_otp:
+        session[MFA_USER_ID] = user.id
-            session[MFA_USER_ID] = user.id
+        if next_url:
-            if next_url:
+            return redirect(url_for("auth.mfa", next=next_url))
-                return redirect(url_for("auth.mfa", next=next_url))
+        else:
-            else:
+            return redirect(url_for("auth.mfa"))
-                return redirect(url_for("auth.mfa"))
-
-    LOG.d("log user %s in", user)
-    login_user(user)
-    session["sudo_time"] = int(time())
-
-    # User comes to login page from another page
-    if next_url:
-        LOG.d("redirect user to %s", next_url)
-        return redirect(next_url)
     else:
-        LOG.d("redirect user to dashboard")
+        LOG.d("log user %s in", user)
-        return redirect(url_for("dashboard.index"))
+        login_user(user)
+
+        # User comes to login page from another page
+        if next_url:
+            LOG.d("redirect user to %s", next_url)
+            return redirect(next_url)
+        else:
+            LOG.d("redirect user to dashboard")
+            return redirect(url_for("dashboard.index"))
 
 
 # name of the cookie that stores the referral code

app/auth/views/logout.py

@@ -1,13 +1,13 @@
 from flask import redirect, url_for, flash, make_response
+from flask_login import logout_user
 
 from app.auth.base import auth_bp
 from app.config import SESSION_COOKIE_NAME
-from app.session import logout_session
 
 
 @auth_bp.route("/logout")
 def logout():
-    logout_session()
+    logout_user()
     flash("You are logged out", "success")
     response = make_response(redirect(url_for("auth.login")))
     response.delete_cookie(SESSION_COOKIE_NAME)

app/auth/views/mfa.py

@@ -55,7 +55,7 @@ def mfa():
         browser = MfaBrowser.get_by(token=request.cookies.get("mfa"))
         if browser and not browser.is_expired() and browser.user_id == user.id:
             login_user(user)
-            flash("Welcome back!", "success")
+            flash(f"Welcome back!", "success")
             # Redirect user to correct page
             return redirect(next_url or url_for("dashboard.index"))
         else:
@@ -67,13 +67,13 @@ def mfa():
 
         token = otp_token_form.token.data.replace(" ", "")
 
-        if totp.verify(token, valid_window=2) and user.last_otp != token:
+        if totp.verify(token) and user.last_otp != token:
             del session[MFA_USER_ID]
             user.last_otp = token
             Session.commit()
 
             login_user(user)
-            flash("Welcome back!", "success")
+            flash(f"Welcome back!", "success")
 
             # Redirect user to correct page
             response = make_response(redirect(next_url or url_for("dashboard.index")))

app/auth/views/oidc.py

@@ -1,135 +0,0 @@
-from flask import request, session, redirect, flash, url_for
-from requests_oauthlib import OAuth2Session
-
-import requests
-
-from app import config
-from app.auth.base import auth_bp
-from app.auth.views.login_utils import after_login
-from app.config import (
-    URL,
-    OIDC_SCOPES,
-    OIDC_NAME_FIELD,
-)
-from app.db import Session
-from app.email_utils import send_welcome_email
-from app.log import LOG
-from app.models import User, SocialAuth
-from app.utils import sanitize_email, sanitize_next_url
-
-
-# need to set explicitly redirect_uri instead of leaving the lib to pre-fill redirect_uri
-# when served behind nginx, the redirect_uri is localhost... and not the real url
-redirect_uri = URL + "/auth/oidc/callback"
-
-SESSION_STATE_KEY = "oauth_state"
-SESSION_NEXT_KEY = "oauth_redirect_next"
-
-
-@auth_bp.route("/oidc/login")
-def oidc_login():
-    if config.OIDC_CLIENT_ID is None or config.OIDC_CLIENT_SECRET is None:
-        return redirect(url_for("auth.login"))
-
-    next_url = sanitize_next_url(request.args.get("next"))
-
-    auth_url = requests.get(config.OIDC_WELL_KNOWN_URL).json()["authorization_endpoint"]
-
-    oidc = OAuth2Session(
-        config.OIDC_CLIENT_ID, scope=[OIDC_SCOPES], redirect_uri=redirect_uri
-    )
-    authorization_url, state = oidc.authorization_url(auth_url)
-
-    # State is used to prevent CSRF, keep this for later.
-    session[SESSION_STATE_KEY] = state
-    session[SESSION_NEXT_KEY] = next_url
-    return redirect(authorization_url)
-
-
-@auth_bp.route("/oidc/callback")
-def oidc_callback():
-    if SESSION_STATE_KEY not in session:
-        flash("Invalid state, please retry", "error")
-        return redirect(url_for("auth.login"))
-    if config.OIDC_CLIENT_ID is None or config.OIDC_CLIENT_SECRET is None:
-        return redirect(url_for("auth.login"))
-
-    # user clicks on cancel
-    if "error" in request.args:
-        flash("Please use another sign in method then", "warning")
-        return redirect("/")
-
-    oidc_configuration = requests.get(config.OIDC_WELL_KNOWN_URL).json()
-    user_info_url = oidc_configuration["userinfo_endpoint"]
-    token_url = oidc_configuration["token_endpoint"]
-
-    oidc = OAuth2Session(
-        config.OIDC_CLIENT_ID,
-        state=session[SESSION_STATE_KEY],
-        scope=[OIDC_SCOPES],
-        redirect_uri=redirect_uri,
-    )
-    oidc.fetch_token(
-        token_url,
-        client_secret=config.OIDC_CLIENT_SECRET,
-        authorization_response=request.url,
-    )
-
-    oidc_user_data = oidc.get(user_info_url)
-    if oidc_user_data.status_code != 200:
-        LOG.e(
-            f"cannot get oidc user data {oidc_user_data.status_code} {oidc_user_data.text}"
-        )
-        flash(
-            "Cannot get user data from OIDC, please use another way to login/sign up",
-            "error",
-        )
-        return redirect(url_for("auth.login"))
-    oidc_user_data = oidc_user_data.json()
-
-    email = oidc_user_data.get("email")
-
-    if not email:
-        LOG.e(f"cannot get email for OIDC user {oidc_user_data} {email}")
-        flash(
-            "Cannot get a valid email from OIDC, please another way to login/sign up",
-            "error",
-        )
-        return redirect(url_for("auth.login"))
-
-    email = sanitize_email(email)
-    user = User.get_by(email=email)
-
-    if not user and config.DISABLE_REGISTRATION:
-        flash(
-            "Sorry you cannot sign up via the OIDC provider. Please sign-up first with your email.",
-            "error",
-        )
-        return redirect(url_for("auth.register"))
-    elif not user:
-        user = create_user(email, oidc_user_data)
-
-    if not SocialAuth.get_by(user_id=user.id, social="oidc"):
-        SocialAuth.create(user_id=user.id, social="oidc")
-        Session.commit()
-
-    # The activation link contains the original page, for ex authorize page
-    next_url = session[SESSION_NEXT_KEY]
-    session[SESSION_NEXT_KEY] = None
-
-    return after_login(user, next_url)
-
-
-def create_user(email, oidc_user_data):
-    new_user = User.create(
-        email=email,
-        name=oidc_user_data.get(OIDC_NAME_FIELD),
-        password="",
-        activated=True,
-    )
-    LOG.i(f"Created new user for login request from OIDC. New user {new_user.id}")
-    Session.commit()
-
-    send_welcome_email(new_user)
-
-    return new_user

app/auth/views/proton.py

@@ -3,7 +3,6 @@ from flask import request, session, redirect, flash, url_for
 from flask_limiter.util import get_remote_address
 from flask_login import current_user
 from requests_oauthlib import OAuth2Session
-from typing import Optional
 
 from app.auth.base import auth_bp
 from app.auth.views.login_utils import after_login
@@ -16,15 +15,13 @@ from app.config import (
     PROTON_VALIDATE_CERTS,
     URL,
 )
-from app.log import LOG
-from app.models import ApiKey, User
 from app.proton.proton_client import HttpProtonClient, convert_access_token
 from app.proton.proton_callback_handler import (
     ProtonCallbackHandler,
     Action,
 )
 from app.proton.utils import get_proton_partner
-from app.utils import sanitize_next_url, sanitize_scheme
+from app.utils import sanitize_next_url
 
 _authorization_base_url = PROTON_BASE_URL + "/oauth/authorize"
 _token_url = PROTON_BASE_URL + "/oauth/token"
@@ -33,35 +30,19 @@ _token_url = PROTON_BASE_URL + "/oauth/token"
 # when served behind nginx, the redirect_uri is localhost... and not the real url
 _redirect_uri = URL + "/auth/proton/callback"
 
-SESSION_ACTION_KEY = "oauth_action"
-SESSION_STATE_KEY = "oauth_state"
-DEFAULT_SCHEME = "auth.simplelogin"
 
-
+def extract_action() -> Action:
-def get_api_key_for_user(user: User) -> str:
-    ak = ApiKey.create(
-        user_id=user.id,
-        name="Created via Login with Proton on mobile app",
-        commit=True,
-    )
-    return ak.code
-
-
-def extract_action() -> Optional[Action]:
     action = request.args.get("action")
     if action is not None:
         if action == "link":
             return Action.Link
-        elif action == "login":
-            return Action.Login
         else:
-            LOG.w(f"Unknown action received: {action}")
+            raise Exception(f"Unknown action: {action}")
-            return None
     return Action.Login
 
 
 def get_action_from_state() -> Action:
-    oauth_action = session[SESSION_ACTION_KEY]
+    oauth_action = session["oauth_action"]
     if oauth_action == Action.Login.value:
         return Action.Login
     elif oauth_action == Action.Link.value:
@@ -74,44 +55,22 @@ def proton_login():
     if PROTON_CLIENT_ID is None or PROTON_CLIENT_SECRET is None:
         return redirect(url_for("auth.login"))
 
-    action = extract_action()
-    if action is None:
-        return redirect(url_for("auth.login"))
-    if action == Action.Link and not current_user.is_authenticated:
-        return redirect(url_for("auth.login"))
-
     next_url = sanitize_next_url(request.args.get("next"))
     if next_url:
         session["oauth_next"] = next_url
     elif "oauth_next" in session:
         del session["oauth_next"]
-
-    scheme = sanitize_scheme(request.args.get("scheme"))
-    if scheme:
-        session["oauth_scheme"] = scheme
-    elif "oauth_scheme" in session:
-        del session["oauth_scheme"]
-
-    mode = request.args.get("mode", "session")
-    if mode == "apikey":
-        session["oauth_mode"] = "apikey"
-    else:
-        session["oauth_mode"] = "session"
-
     proton = OAuth2Session(PROTON_CLIENT_ID, redirect_uri=_redirect_uri)
     authorization_url, state = proton.authorization_url(_authorization_base_url)
 
     # State is used to prevent CSRF, keep this for later.
-    session[SESSION_STATE_KEY] = state
+    session["oauth_state"] = state
-    session[SESSION_ACTION_KEY] = action.value
+    session["oauth_action"] = extract_action().value
     return redirect(authorization_url)
 
 
 @auth_bp.route("/proton/callback")
 def proton_callback():
-    if SESSION_STATE_KEY not in session or SESSION_STATE_KEY not in session:
-        flash("Invalid state, please retry", "error")
-        return redirect(url_for("auth.login"))
     if PROTON_CLIENT_ID is None or PROTON_CLIENT_SECRET is None:
         return redirect(url_for("auth.login"))
 
@@ -122,7 +81,7 @@ def proton_callback():
 
     proton = OAuth2Session(
         PROTON_CLIENT_ID,
-        state=session[SESSION_STATE_KEY],
+        state=session["oauth_state"],
         redirect_uri=_redirect_uri,
     )
 
@@ -139,21 +98,15 @@ def proton_callback():
     if PROTON_EXTRA_HEADER_NAME and PROTON_EXTRA_HEADER_VALUE:
         headers = {PROTON_EXTRA_HEADER_NAME: PROTON_EXTRA_HEADER_VALUE}
 
-    try:
+    token = proton.fetch_token(
-        token = proton.fetch_token(
+        _token_url,
-            _token_url,
+        client_secret=PROTON_CLIENT_SECRET,
-            client_secret=PROTON_CLIENT_SECRET,
+        authorization_response=request.url,
-            authorization_response=request.url,
+        verify=PROTON_VALIDATE_CERTS,
-            verify=PROTON_VALIDATE_CERTS,
+        method="GET",
-            method="GET",
+        include_client_id=True,
-            include_client_id=True,
+        headers=headers,
-            headers=headers,
+    )
-        )
-    except Exception as e:
-        LOG.warning(f"Error fetching Proton token: {e}")
-        flash("There was an error in the login process", "error")
-        return redirect(url_for("auth.login"))
-
     credentials = convert_access_token(token["access_token"])
     action = get_action_from_state()
 
@@ -163,7 +116,6 @@ def proton_callback():
     handler = ProtonCallbackHandler(proton_client)
     proton_partner = get_proton_partner()
 
-    next_url = session.get("oauth_next")
     if action == Action.Login:
         res = handler.handle_login(proton_partner)
     elif action == Action.Link:
@@ -174,17 +126,11 @@ def proton_callback():
     if res.flash_message is not None:
         flash(res.flash_message, res.flash_category)
 
-    oauth_scheme = session.get("oauth_scheme")
-    if session.get("oauth_mode", "session") == "apikey":
-        apikey = get_api_key_for_user(res.user)
-        scheme = oauth_scheme or DEFAULT_SCHEME
-        return redirect(f"{scheme}:///login?apikey={apikey}")
-
     if res.redirect_to_login:
         return redirect(url_for("auth.login"))
 
-    if next_url and next_url[0] == "/" and oauth_scheme:
+    if res.redirect:
-        next_url = f"{oauth_scheme}://{next_url}"
+        return after_login(res.user, res.redirect)
 
-    redirect_url = next_url or res.redirect
+    next_url = session.get("oauth_next")
-    return after_login(res.user, redirect_url, login_from_proton=True)
+    return after_login(res.user, next_url)

app/auth/views/recovery.py

@@ -42,7 +42,7 @@ def recovery_route():
 
     if recovery_form.validate_on_submit():
         code = recovery_form.code.data
-        recovery_code = RecoveryCode.find_by_user_code(user, code)
+        recovery_code = RecoveryCode.get_by(user_id=user.id, code=code)
 
         if recovery_code:
             if recovery_code.used:
@@ -53,7 +53,7 @@ def recovery_route():
                 del session[MFA_USER_ID]
 
                 login_user(user)
-                flash("Welcome back!", "success")
+                flash(f"Welcome back!", "success")
 
                 recovery_code.used = True
                 recovery_code.used_at = arrow.now()

app/auth/views/register.py

@@ -6,7 +6,7 @@ from wtforms import StringField, validators
 
 from app import email_utils, config
 from app.auth.base import auth_bp
-from app.config import CONNECT_WITH_PROTON, CONNECT_WITH_OIDC_ICON
+from app.config import CONNECT_WITH_PROTON
 from app.auth.views.login_utils import get_referral
 from app.config import URL, HCAPTCHA_SECRET, HCAPTCHA_SITEKEY
 from app.db import Session
@@ -16,8 +16,8 @@ from app.email_utils import (
 )
 from app.events.auth_event import RegisterEvent
 from app.log import LOG
-from app.models import User, ActivationCode, DailyMetric
+from app.models import User, ActivationCode
-from app.utils import random_string, encode_url, sanitize_email, canonicalize_email
+from app.utils import random_string, encode_url, sanitize_email
 
 
 class RegisterForm(FlaskForm):
@@ -70,22 +70,19 @@ def register():
                     HCAPTCHA_SITEKEY=HCAPTCHA_SITEKEY,
                 )
 
-        email = canonicalize_email(form.email.data)
+        email = sanitize_email(form.email.data)
         if not email_can_be_used_as_mailbox(email):
             flash("You cannot use this email address as your personal inbox.", "error")
             RegisterEvent(RegisterEvent.ActionType.email_in_use).send()
         else:
-            sanitized_email = sanitize_email(form.email.data)
+            if personal_email_already_used(email):
-            if personal_email_already_used(email) or personal_email_already_used(
-                sanitized_email
-            ):
                 flash(f"Email {email} already used", "error")
                 RegisterEvent(RegisterEvent.ActionType.email_in_use).send()
             else:
                 LOG.d("create user %s", email)
                 user = User.create(
                     email=email,
-                    name=form.email.data,
+                    name="",
                     password=form.password.data,
                     referral=get_referral(),
                 )
@@ -94,8 +91,6 @@ def register():
                 try:
                     send_activation_email(user, next_url)
                     RegisterEvent(RegisterEvent.ActionType.success).send()
-                    DailyMetric.get_or_create_today_metric().nb_new_web_non_proton_user += 1
-                    Session.commit()
                 except Exception:
                     flash("Invalid email, are you sure the email is correct?", "error")
                     RegisterEvent(RegisterEvent.ActionType.invalid_email).send()
@@ -109,14 +104,11 @@ def register():
         next_url=next_url,
         HCAPTCHA_SITEKEY=HCAPTCHA_SITEKEY,
         connect_with_proton=CONNECT_WITH_PROTON,
-        connect_with_oidc=config.OIDC_CLIENT_ID is not None,
-        connect_with_oidc_icon=CONNECT_WITH_OIDC_ICON,
     )
 
 
 def send_activation_email(user, next_url):
-    # the activation code is valid for 1h and delete all previous codes
+    # the activation code is valid for 1h
-    Session.query(ActivationCode).filter(ActivationCode.user_id == user.id).delete()
     activation = ActivationCode.create(user_id=user.id, code=random_string(30))
     Session.commit()
 
@@ -126,4 +118,4 @@ def send_activation_email(user, next_url):
         LOG.d("redirect user to %s after activation", next_url)
         activation_link = activation_link + "&next=" + encode_url(next_url)
 
-    email_utils.send_activation_email(user, activation_link)
+    email_utils.send_activation_email(user.email, activation_link)

app/auth/views/resend_activation.py

@@ -4,10 +4,9 @@ from wtforms import StringField, validators
 
 from app.auth.base import auth_bp
 from app.auth.views.register import send_activation_email
-from app.extensions import limiter
 from app.log import LOG
 from app.models import User
-from app.utils import sanitize_email, canonicalize_email
+from app.utils import sanitize_email
 
 
 class ResendActivationForm(FlaskForm):
@@ -15,14 +14,11 @@ class ResendActivationForm(FlaskForm):
 
 
 @auth_bp.route("/resend_activation", methods=["GET", "POST"])
-@limiter.limit("10/hour")
 def resend_activation():
     form = ResendActivationForm(request.form)
 
     if form.validate_on_submit():
-        email = sanitize_email(form.email.data)
+        user = User.filter_by(email=sanitize_email(form.email.data)).first()
-        canonical_email = canonicalize_email(email)
-        user = User.get_by(email=email) or User.get_by(email=canonical_email)
 
         if not user:
             flash("There is no such email", "warning")

app/auth/views/reset_password.py

@@ -60,8 +60,8 @@ def reset_password():
         # this can be served to activate user too
         user.activated = True
 
-        # remove all reset password codes
+        # remove the reset password code
-        ResetPasswordCode.filter_by(user_id=user.id).delete()
+        ResetPasswordCode.delete(reset_password_code.id)
 
         # change the alternative_id to log user out on other browsers
         user.alternative_id = str(uuid.uuid4())

app/config.py

@@ -3,11 +3,12 @@ import random
 import socket
 import string
 from ast import literal_eval
-from typing import Callable, List, Optional
+from typing import Callable, List
 from urllib.parse import urlparse
 
 from dotenv import load_dotenv
 
+
 ROOT_DIR = os.path.abspath(os.path.dirname(os.path.dirname(__file__)))
 
 
@@ -35,33 +36,6 @@ def sl_getenv(env_var: str, default_factory: Callable = None):
     return literal_eval(value)
 
 
-def get_env_dict(env_var: str) -> dict[str, str]:
-    """
-    Get an env variable and convert it into a python dictionary with keys and values as strings.
-    Args:
-        env_var (str): env var, example: SL_DB
-
-    Syntax is: key1=value1;key2=value2
-    Components separated by ;
-    key and value separated by =
-    """
-    value = os.getenv(env_var)
-    if not value:
-        return {}
-
-    components = value.split(";")
-    result = {}
-    for component in components:
-        if component == "":
-            continue
-        parts = component.split("=")
-        if len(parts) != 2:
-            raise Exception(f"Invalid config for env var {env_var}")
-        result[parts[0].strip()] = parts[1].strip()
-
-    return result
-
-
 config_file = os.environ.get("CONFIG")
 if config_file:
     config_file = get_abs_path(config_file)
@@ -123,8 +97,6 @@ except Exception:
     print("MAX_NB_EMAIL_FREE_PLAN is not set, use 5 as default value")
     MAX_NB_EMAIL_FREE_PLAN = 5
 
-MAX_NB_EMAIL_OLD_FREE_PLAN = int(os.environ.get("MAX_NB_EMAIL_OLD_FREE_PLAN", 15))
-
 # maximum number of directory a premium user can create
 MAX_NB_DIRECTORY = 50
 MAX_NB_SUBDOMAIN = 5
@@ -138,16 +110,13 @@ POSTFIX_SERVER = os.environ.get("POSTFIX_SERVER", "240.0.0.1")
 DISABLE_REGISTRATION = "DISABLE_REGISTRATION" in os.environ
 
 # allow using a different postfix port, useful when developing locally
+POSTFIX_PORT = 25
+if "POSTFIX_PORT" in os.environ:
+    POSTFIX_PORT = int(os.environ["POSTFIX_PORT"])
 
 # Use port 587 instead of 25 when sending emails through Postfix
 # Useful when calling Postfix from an external network
 POSTFIX_SUBMISSION_TLS = "POSTFIX_SUBMISSION_TLS" in os.environ
-if POSTFIX_SUBMISSION_TLS:
-    default_postfix_port = 587
-else:
-    default_postfix_port = 25
-POSTFIX_PORT = int(os.environ.get("POSTFIX_PORT", default_postfix_port))
-POSTFIX_TIMEOUT = int(os.environ.get("POSTFIX_TIMEOUT", 3))
 
 # ["domain1.com", "domain2.com"]
 OTHER_ALIAS_DOMAINS = sl_getenv("OTHER_ALIAS_DOMAINS", list)
@@ -190,7 +159,6 @@ if "DKIM_PRIVATE_KEY_PATH" in os.environ:
 
 # Database
 DB_URI = os.environ["DB_URI"]
-DB_CONN_NAME = os.environ.get("DB_CONN_NAME", "webapp")
 
 # Flask secret
 FLASK_SECRET = os.environ["FLASK_SECRET"]
@@ -199,14 +167,12 @@ if not FLASK_SECRET:
 SESSION_COOKIE_NAME = "slapp"
 MAILBOX_SECRET = FLASK_SECRET + "mailbox"
 CUSTOM_ALIAS_SECRET = FLASK_SECRET + "custom_alias"
-UNSUBSCRIBE_SECRET = FLASK_SECRET + "unsub"
 
 # AWS
 AWS_REGION = os.environ.get("AWS_REGION") or "eu-west-3"
 BUCKET = os.environ.get("BUCKET")
 AWS_ACCESS_KEY_ID = os.environ.get("AWS_ACCESS_KEY_ID")
 AWS_SECRET_ACCESS_KEY = os.environ.get("AWS_SECRET_ACCESS_KEY")
-AWS_ENDPOINT_URL = os.environ.get("AWS_ENDPOINT_URL", None)
 
 # Paddle
 try:
@@ -261,7 +227,7 @@ else:
 
     print("WARNING: Use a temp directory for GNUPGHOME", GNUPGHOME)
 
-# Github, Google, Facebook, OIDC client id and secrets
+# Github, Google, Facebook client id and secrets
 GITHUB_CLIENT_ID = os.environ.get("GITHUB_CLIENT_ID")
 GITHUB_CLIENT_SECRET = os.environ.get("GITHUB_CLIENT_SECRET")
 
@@ -271,13 +237,6 @@ GOOGLE_CLIENT_SECRET = os.environ.get("GOOGLE_CLIENT_SECRET")
 FACEBOOK_CLIENT_ID = os.environ.get("FACEBOOK_CLIENT_ID")
 FACEBOOK_CLIENT_SECRET = os.environ.get("FACEBOOK_CLIENT_SECRET")
 
-CONNECT_WITH_OIDC_ICON = os.environ.get("CONNECT_WITH_OIDC_ICON")
-OIDC_WELL_KNOWN_URL = os.environ.get("OIDC_WELL_KNOWN_URL")
-OIDC_CLIENT_ID = os.environ.get("OIDC_CLIENT_ID")
-OIDC_CLIENT_SECRET = os.environ.get("OIDC_CLIENT_SECRET")
-OIDC_SCOPES = os.environ.get("OIDC_SCOPES")
-OIDC_NAME_FIELD = os.environ.get("OIDC_NAME_FIELD", "name")
-
 PROTON_CLIENT_ID = os.environ.get("PROTON_CLIENT_ID")
 PROTON_CLIENT_SECRET = os.environ.get("PROTON_CLIENT_SECRET")
 PROTON_BASE_URL = os.environ.get(
@@ -287,6 +246,7 @@ PROTON_VALIDATE_CERTS = "PROTON_VALIDATE_CERTS" in os.environ
 CONNECT_WITH_PROTON = "CONNECT_WITH_PROTON" in os.environ
 PROTON_EXTRA_HEADER_NAME = os.environ.get("PROTON_EXTRA_HEADER_NAME")
 PROTON_EXTRA_HEADER_VALUE = os.environ.get("PROTON_EXTRA_HEADER_VALUE")
+CONNECT_WITH_PROTON_COOKIE_NAME = os.environ.get("CONNECT_WITH_PROTON_COOKIE_NAME")
 
 # in seconds
 AVATAR_URL_EXPIRATION = 3600 * 24 * 7  # 1h*24h/d*7d=1week
@@ -308,7 +268,6 @@ JOB_DELETE_MAILBOX = "delete-mailbox"
 JOB_DELETE_DOMAIN = "delete-domain"
 JOB_SEND_USER_REPORT = "send-user-report"
 JOB_SEND_PROTON_WELCOME_1 = "proton-welcome-1"
-JOB_SEND_ALIAS_CREATION_EVENTS = "send-alias-creation-events"
 
 # for pagination
 PAGE_LIMIT = 20
@@ -393,7 +352,6 @@ ALERT_COMPLAINT_TRANSACTIONAL_PHASE = "alert_complaint_transactional_phase"
 ALERT_QUARANTINE_DMARC = "alert_quarantine_dmarc"
 
 ALERT_DUAL_SUBSCRIPTION_WITH_PARTNER = "alert_dual_sub_with_partner"
-ALERT_WARN_MULTIPLE_SUBSCRIPTIONS = "alert_multiple_subscription"
 
 # <<<<< END ALERT EMAIL >>>>
 
@@ -456,11 +414,6 @@ try:
 except Exception:
     HIBP_SCAN_INTERVAL_DAYS = 7
 HIBP_API_KEYS = sl_getenv("HIBP_API_KEYS", list) or []
-HIBP_MAX_ALIAS_CHECK = 10_000
-HIBP_RPM = int(os.environ.get("HIBP_API_RPM", 100))
-HIBP_SKIP_PARTNER_ALIAS = os.environ.get("HIBP_SKIP_PARTNER_ALIAS")
-
-KEEP_OLD_DATA_DAYS = 30
 
 POSTMASTER = os.environ.get("POSTMASTER")
 
@@ -529,131 +482,7 @@ def setup_nameservers():
 
 NAMESERVERS = setup_nameservers()
 
-DISABLE_CREATE_CONTACTS_FOR_FREE_USERS = os.environ.get(
+DISABLE_CREATE_CONTACTS_FOR_FREE_USERS = False
-    "DISABLE_CREATE_CONTACTS_FOR_FREE_USERS", False
-)
-
-
-# Expect format hits,seconds:hits,seconds...
-# Example 1,10:4,60 means 1 in the last 10 secs or 4 in the last 60 secs
-def getRateLimitFromConfig(
-    env_var: string, default: string = ""
-) -> list[tuple[int, int]]:
-    value = os.environ.get(env_var, default)
-    if not value:
-        return []
-    entries = [entry for entry in value.split(":")]
-    limits = []
-    for entry in entries:
-        fields = entry.split(",")
-        limit = (int(fields[0]), int(fields[1]))
-        limits.append(limit)
-    return limits
-
-
-ALIAS_CREATE_RATE_LIMIT_FREE = getRateLimitFromConfig(
-    "ALIAS_CREATE_RATE_LIMIT_FREE", "10,900:50,3600"
-)
-ALIAS_CREATE_RATE_LIMIT_PAID = getRateLimitFromConfig(
-    "ALIAS_CREATE_RATE_LIMIT_PAID", "50,900:200,3600"
-)
 PARTNER_API_TOKEN_SECRET = os.environ.get("PARTNER_API_TOKEN_SECRET") or (
     FLASK_SECRET + "partnerapitoken"
 )
-
-JOB_MAX_ATTEMPTS = 5
-JOB_TAKEN_RETRY_WAIT_MINS = 30
-
-# MEM_STORE
-MEM_STORE_URI = os.environ.get("MEM_STORE_URI", None)
-
-# Recovery codes hash salt
-RECOVERY_CODE_HMAC_SECRET = os.environ.get("RECOVERY_CODE_HMAC_SECRET") or (
-    FLASK_SECRET + "generatearandomtoken"
-)
-if not RECOVERY_CODE_HMAC_SECRET or len(RECOVERY_CODE_HMAC_SECRET) < 16:
-    raise RuntimeError(
-        "Please define RECOVERY_CODE_HMAC_SECRET in your configuration with a random string at least 16 chars long"
-    )
-
-
-# the minimum rspamd spam score above which emails that fail DMARC should be quarantined
-if "MIN_RSPAMD_SCORE_FOR_FAILED_DMARC" in os.environ:
-    MIN_RSPAMD_SCORE_FOR_FAILED_DMARC = float(
-        os.environ["MIN_RSPAMD_SCORE_FOR_FAILED_DMARC"]
-    )
-else:
-    MIN_RSPAMD_SCORE_FOR_FAILED_DMARC = None
-
-# run over all reverse alias for an alias and replace them with sender address
-ENABLE_ALL_REVERSE_ALIAS_REPLACEMENT = (
-    "ENABLE_ALL_REVERSE_ALIAS_REPLACEMENT" in os.environ
-)
-
-if ENABLE_ALL_REVERSE_ALIAS_REPLACEMENT:
-    # max number of reverse alias that can be replaced
-    MAX_NB_REVERSE_ALIAS_REPLACEMENT = int(
-        os.environ["MAX_NB_REVERSE_ALIAS_REPLACEMENT"]
-    )
-
-# Only used for tests
-SKIP_MX_LOOKUP_ON_CHECK = False
-
-DISABLE_RATE_LIMIT = "DISABLE_RATE_LIMIT" in os.environ
-
-SUBSCRIPTION_CHANGE_WEBHOOK = os.environ.get("SUBSCRIPTION_CHANGE_WEBHOOK", None)
-MAX_API_KEYS = int(os.environ.get("MAX_API_KEYS", 30))
-
-UPCLOUD_USERNAME = os.environ.get("UPCLOUD_USERNAME", None)
-UPCLOUD_PASSWORD = os.environ.get("UPCLOUD_PASSWORD", None)
-UPCLOUD_DB_ID = os.environ.get("UPCLOUD_DB_ID", None)
-
-STORE_TRANSACTIONAL_EMAILS = "STORE_TRANSACTIONAL_EMAILS" in os.environ
-
-EVENT_WEBHOOK = os.environ.get("EVENT_WEBHOOK", None)
-
-# We want it disabled by default, so only skip if defined
-EVENT_WEBHOOK_SKIP_VERIFY_SSL = "EVENT_WEBHOOK_SKIP_VERIFY_SSL" in os.environ
-EVENT_WEBHOOK_DISABLE = "EVENT_WEBHOOK_DISABLE" in os.environ
-
-
-def read_webhook_enabled_user_ids() -> Optional[List[int]]:
-    user_ids = os.environ.get("EVENT_WEBHOOK_ENABLED_USER_IDS", None)
-    if user_ids is None:
-        return None
-
-    ids = []
-    for user_id in user_ids.split(","):
-        try:
-            ids.append(int(user_id.strip()))
-        except ValueError:
-            pass
-    return ids
-
-
-EVENT_WEBHOOK_ENABLED_USER_IDS: Optional[List[int]] = read_webhook_enabled_user_ids()
-
-# Allow to define a different DB_URI for the event listener, in case we want to skip the connection pool
-# It defaults to the regular DB_URI in case it's needed
-EVENT_LISTENER_DB_URI = os.environ.get("EVENT_LISTENER_DB_URI", DB_URI)
-
-
-def read_partner_dict(var: str) -> dict[int, str]:
-    partner_value = get_env_dict(var)
-    if len(partner_value) == 0:
-        return {}
-
-    res: dict[int, str] = {}
-    for partner_id in partner_value.keys():
-        try:
-            partner_id_int = int(partner_id.strip())
-            res[partner_id_int] = partner_value[partner_id]
-        except ValueError:
-            pass
-    return res
-
-
-PARTNER_DOMAINS: dict[int, str] = read_partner_dict("PARTNER_DOMAINS")
-PARTNER_DOMAIN_VALIDATION_PREFIXES: dict[int, str] = read_partner_dict(
-    "PARTNER_DOMAIN_VALIDATION_PREFIXES"
-)

app/constants.py

@@ -1,2 +0,0 @@
-HEADER_ALLOW_API_COOKIES = "X-Sl-Allowcookies"
-DMARC_RECORD = "v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s"

app/contact_utils.py

@@ -1,113 +0,0 @@
-from dataclasses import dataclass
-from enum import Enum
-from typing import Optional
-
-from sqlalchemy.exc import IntegrityError
-
-from app.db import Session
-from app.email_utils import generate_reply_email, parse_full_address
-from app.email_validation import is_valid_email
-from app.log import LOG
-from app.models import Contact, Alias
-from app.utils import sanitize_email
-
-
-class ContactCreateError(Enum):
-    InvalidEmail = "Invalid email"
-    NotAllowed = "Your plan does not allow to create contacts"
-
-
-@dataclass
-class ContactCreateResult:
-    contact: Optional[Contact]
-    created: bool
-    error: Optional[ContactCreateError]
-
-
-def __update_contact_if_needed(
-    contact: Contact, name: Optional[str], mail_from: Optional[str]
-) -> ContactCreateResult:
-    if name and contact.name != name:
-        LOG.d(f"Setting {contact} name to {name}")
-        contact.name = name
-        Session.commit()
-    if mail_from and contact.mail_from is None:
-        LOG.d(f"Setting {contact} mail_from to {mail_from}")
-        contact.mail_from = mail_from
-        Session.commit()
-    return ContactCreateResult(contact, created=False, error=None)
-
-
-def create_contact(
-    email: str,
-    alias: Alias,
-    name: Optional[str] = None,
-    mail_from: Optional[str] = None,
-    allow_empty_email: bool = False,
-    automatic_created: bool = False,
-    from_partner: bool = False,
-) -> ContactCreateResult:
-    # If user cannot create contacts, they still need to be created when receiving an email for an alias
-    if not automatic_created and not alias.user.can_create_contacts():
-        return ContactCreateResult(
-            None, created=False, error=ContactCreateError.NotAllowed
-        )
-    # Parse emails with form 'name <email>'
-    try:
-        email_name, email = parse_full_address(email)
-    except ValueError:
-        email = ""
-        email_name = ""
-    # If no name is explicitly given try to get it from the parsed email
-    if name is None:
-        name = email_name[: Contact.MAX_NAME_LENGTH]
-    else:
-        name = name[: Contact.MAX_NAME_LENGTH]
-    # If still no name is there, make sure the name is None instead of empty string
-    if not name:
-        name = None
-    if name is not None and "\x00" in name:
-        LOG.w("Cannot use contact name because has \\x00")
-        name = ""
-    # Sanitize email and if it's not valid only allow to create a contact if it's explicitly allowed. Otherwise fail
-    email = sanitize_email(email, not_lower=True)
-    if not is_valid_email(email):
-        LOG.w(f"invalid contact email {email}")
-        if not allow_empty_email:
-            return ContactCreateResult(
-                None, created=False, error=ContactCreateError.InvalidEmail
-            )
-        LOG.d("Create a contact with invalid email for %s", alias)
-        # either reuse a contact with empty email or create a new contact with empty email
-        email = ""
-    # If contact exists, update name and mail_from if needed
-    contact = Contact.get_by(alias_id=alias.id, website_email=email)
-    if contact is not None:
-        return __update_contact_if_needed(contact, name, mail_from)
-    # Create the contact
-    reply_email = generate_reply_email(email, alias)
-    try:
-        flags = Contact.FLAG_PARTNER_CREATED if from_partner else 0
-        contact = Contact.create(
-            user_id=alias.user_id,
-            alias_id=alias.id,
-            website_email=email,
-            name=name,
-            reply_email=reply_email,
-            mail_from=mail_from,
-            automatic_created=automatic_created,
-            flags=flags,
-            invalid_email=email == "",
-            commit=True,
-        )
-        LOG.d(
-            f"Created contact {contact} for alias {alias} with email {email} invalid_email={contact.invalid_email}"
-        )
-    except IntegrityError:
-        Session.rollback()
-        LOG.info(
-            f"Contact with email {email} for alias_id {alias.id} already existed, fetching from DB"
-        )
-        contact = Contact.get_by(alias_id=alias.id, website_email=email)
-        return __update_contact_if_needed(contact, name, mail_from)
-    return ContactCreateResult(contact, created=True, error=None)

app/custom_domain_utils.py

@@ -1,142 +0,0 @@
-import arrow
-import re
-
-from dataclasses import dataclass
-from enum import Enum
-from typing import Optional
-
-from app.config import JOB_DELETE_DOMAIN
-from app.db import Session
-from app.email_utils import get_email_domain_part
-from app.log import LOG
-from app.models import User, CustomDomain, SLDomain, Mailbox, Job
-
-_ALLOWED_DOMAIN_REGEX = re.compile(r"^(?!-)[A-Za-z0-9-]{1,63}(?<!-)$")
-
-
-@dataclass
-class CreateCustomDomainResult:
-    message: str = ""
-    message_category: str = ""
-    success: bool = False
-    instance: Optional[CustomDomain] = None
-    redirect: Optional[str] = None
-
-
-class CannotUseDomainReason(Enum):
-    InvalidDomain = 1
-    BuiltinDomain = 2
-    DomainAlreadyUsed = 3
-    DomainPartOfUserEmail = 4
-    DomainUserInMailbox = 5
-
-    def message(self, domain: str) -> str:
-        if self == CannotUseDomainReason.InvalidDomain:
-            return "This is not a valid domain"
-        elif self == CannotUseDomainReason.BuiltinDomain:
-            return "A custom domain cannot be a built-in domain."
-        elif self == CannotUseDomainReason.DomainAlreadyUsed:
-            return f"{domain} already used"
-        elif self == CannotUseDomainReason.DomainPartOfUserEmail:
-            return "You cannot add a domain that you are currently using for your personal email. Please change your personal email to your real email"
-        elif self == CannotUseDomainReason.DomainUserInMailbox:
-            return f"{domain} already used in a SimpleLogin mailbox"
-        else:
-            raise Exception("Invalid CannotUseDomainReason")
-
-
-def is_valid_domain(domain: str) -> bool:
-    """
-    Checks that a domain is valid according to RFC 1035
-    """
-    if len(domain) > 255:
-        return False
-    if domain.endswith("."):
-        domain = domain[:-1]  # Strip the trailing dot
-    labels = domain.split(".")
-    if not labels:
-        return False
-    for label in labels:
-        if not _ALLOWED_DOMAIN_REGEX.match(label):
-            return False
-    return True
-
-
-def sanitize_domain(domain: str) -> str:
-    new_domain = domain.lower().strip()
-    if new_domain.startswith("http://"):
-        new_domain = new_domain[len("http://") :]
-
-    if new_domain.startswith("https://"):
-        new_domain = new_domain[len("https://") :]
-
-    return new_domain
-
-
-def can_domain_be_used(user: User, domain: str) -> Optional[CannotUseDomainReason]:
-    if not is_valid_domain(domain):
-        return CannotUseDomainReason.InvalidDomain
-    elif SLDomain.get_by(domain=domain):
-        return CannotUseDomainReason.BuiltinDomain
-    elif CustomDomain.get_by(domain=domain):
-        return CannotUseDomainReason.DomainAlreadyUsed
-    elif get_email_domain_part(user.email) == domain:
-        return CannotUseDomainReason.DomainPartOfUserEmail
-    elif Mailbox.filter(
-        Mailbox.verified.is_(True), Mailbox.email.endswith(f"@{domain}")
-    ).first():
-        return CannotUseDomainReason.DomainUserInMailbox
-    else:
-        return None
-
-
-def create_custom_domain(
-    user: User, domain: str, partner_id: Optional[int] = None
-) -> CreateCustomDomainResult:
-    if not user.is_premium():
-        return CreateCustomDomainResult(
-            message="Only premium plan can add custom domain",
-            message_category="warning",
-        )
-
-    new_domain = sanitize_domain(domain)
-    domain_forbidden_cause = can_domain_be_used(user, new_domain)
-    if domain_forbidden_cause:
-        return CreateCustomDomainResult(
-            message=domain_forbidden_cause.message(new_domain), message_category="error"
-        )
-
-    new_custom_domain = CustomDomain.create(domain=new_domain, user_id=user.id)
-
-    # new domain has ownership verified if its parent has the ownership verified
-    for root_cd in user.custom_domains:
-        if new_domain.endswith("." + root_cd.domain) and root_cd.ownership_verified:
-            LOG.i(
-                "%s ownership verified thanks to %s",
-                new_custom_domain,
-                root_cd,
-            )
-            new_custom_domain.ownership_verified = True
-
-    # Add the partner_id in case it's passed
-    if partner_id is not None:
-        new_custom_domain.partner_id = partner_id
-
-    Session.commit()
-
-    return CreateCustomDomainResult(
-        success=True,
-        instance=new_custom_domain,
-    )
-
-
-def delete_custom_domain(domain: CustomDomain):
-    # Schedule delete domain job
-    LOG.w("schedule delete domain job for %s", domain)
-    domain.pending_deletion = True
-    Job.create(
-        name=JOB_DELETE_DOMAIN,
-        payload={"custom_domain_id": domain.id},
-        run_at=arrow.now(),
-        commit=True,
-    )

app/custom_domain_validation.py

@@ -1,157 +0,0 @@
-from dataclasses import dataclass
-from typing import Optional
-
-from app import config
-from app.constants import DMARC_RECORD
-from app.db import Session
-from app.dns_utils import (
-    DNSClient,
-    is_mx_equivalent,
-    get_network_dns_client,
-)
-from app.models import CustomDomain
-
-
-@dataclass
-class DomainValidationResult:
-    success: bool
-    errors: [str]
-
-
-class CustomDomainValidation:
-    def __init__(
-        self,
-        dkim_domain: str,
-        dns_client: DNSClient = get_network_dns_client(),
-        partner_domains: Optional[dict[int, str]] = None,
-        partner_domains_validation_prefixes: Optional[dict[int, str]] = None,
-    ):
-        self.dkim_domain = dkim_domain
-        self._dns_client = dns_client
-        self._partner_domains = partner_domains or config.PARTNER_DOMAINS
-        self._partner_domain_validation_prefixes = (
-            partner_domains_validation_prefixes
-            or config.PARTNER_DOMAIN_VALIDATION_PREFIXES
-        )
-
-    def get_ownership_verification_record(self, domain: CustomDomain) -> str:
-        prefix = "sl"
-        if (
-            domain.partner_id is not None
-            and domain.partner_id in self._partner_domain_validation_prefixes
-        ):
-            prefix = self._partner_domain_validation_prefixes[domain.partner_id]
-        return f"{prefix}-verification={domain.ownership_txt_token}"
-
-    def get_dkim_records(self, domain: CustomDomain) -> {str: str}:
-        """
-        Get a list of dkim records to set up. Depending on the custom_domain, whether if it's from a partner or not,
-        it will return the default ones or the partner ones.
-        """
-
-        # By default use the default domain
-        dkim_domain = self.dkim_domain
-        if domain.partner_id is not None:
-            # Domain is from a partner. Retrieve the partner config and use that domain if exists
-            dkim_domain = self._partner_domains.get(domain.partner_id, dkim_domain)
-
-        return {
-            f"{key}._domainkey": f"{key}._domainkey.{dkim_domain}"
-            for key in ("dkim", "dkim02", "dkim03")
-        }
-
-    def validate_dkim_records(self, custom_domain: CustomDomain) -> dict[str, str]:
-        """
-        Check if dkim records are properly set for this custom domain.
-        Returns empty list if all records are ok. Other-wise return the records that aren't properly configured
-        """
-        correct_records = {}
-        invalid_records = {}
-        expected_records = self.get_dkim_records(custom_domain)
-        for prefix, expected_record in expected_records.items():
-            custom_record = f"{prefix}.{custom_domain.domain}"
-            dkim_record = self._dns_client.get_cname_record(custom_record)
-            if dkim_record == expected_record:
-                correct_records[prefix] = custom_record
-            else:
-                invalid_records[custom_record] = dkim_record or "empty"
-
-        # HACK
-        # As initially we only had one dkim record, we want to allow users that had only the original dkim record and
-        # the domain validated to continue seeing it as validated (although showing them the missing records).
-        # However, if not even the original dkim record is right, even if the domain was dkim_verified in the past,
-        # we will remove the dkim_verified flag.
-        # This is done in order to give users with the old dkim config (only one) to update their CNAMEs
-        if custom_domain.dkim_verified:
-            # Check if at least the original dkim is there
-            if correct_records.get("dkim._domainkey") is not None:
-                # Original dkim record is there. Return the missing records (if any) and don't clear the flag
-                return invalid_records
-
-            # Original DKIM record is not there, which means the DKIM config is not finished. Proceed with the
-            # rest of the code path, returning the invalid records and clearing the flag
-        custom_domain.dkim_verified = len(invalid_records) == 0
-        Session.commit()
-        return invalid_records
-
-    def validate_domain_ownership(
-        self, custom_domain: CustomDomain
-    ) -> DomainValidationResult:
-        """
-        Check if the custom_domain has added the ownership verification records
-        """
-        txt_records = self._dns_client.get_txt_record(custom_domain.domain)
-        expected_verification_record = self.get_ownership_verification_record(
-            custom_domain
-        )
-
-        if expected_verification_record in txt_records:
-            custom_domain.ownership_verified = True
-            Session.commit()
-            return DomainValidationResult(success=True, errors=[])
-        else:
-            return DomainValidationResult(success=False, errors=txt_records)
-
-    def validate_mx_records(
-        self, custom_domain: CustomDomain
-    ) -> DomainValidationResult:
-        mx_domains = self._dns_client.get_mx_domains(custom_domain.domain)
-
-        if not is_mx_equivalent(mx_domains, config.EMAIL_SERVERS_WITH_PRIORITY):
-            return DomainValidationResult(
-                success=False,
-                errors=[f"{priority} {domain}" for (priority, domain) in mx_domains],
-            )
-        else:
-            custom_domain.verified = True
-            Session.commit()
-            return DomainValidationResult(success=True, errors=[])
-
-    def validate_spf_records(
-        self, custom_domain: CustomDomain
-    ) -> DomainValidationResult:
-        spf_domains = self._dns_client.get_spf_domain(custom_domain.domain)
-        if config.EMAIL_DOMAIN in spf_domains:
-            custom_domain.spf_verified = True
-            Session.commit()
-            return DomainValidationResult(success=True, errors=[])
-        else:
-            custom_domain.spf_verified = False
-            Session.commit()
-            return DomainValidationResult(
-                success=False,
-                errors=self._dns_client.get_txt_record(custom_domain.domain),
-            )
-
-    def validate_dmarc_records(
-        self, custom_domain: CustomDomain
-    ) -> DomainValidationResult:
-        txt_records = self._dns_client.get_txt_record("_dmarc." + custom_domain.domain)
-        if DMARC_RECORD in txt_records:
-            custom_domain.dmarc_verified = True
-            Session.commit()
-            return DomainValidationResult(success=True, errors=[])
-        else:
-            custom_domain.dmarc_verified = False
-            Session.commit()
-            return DomainValidationResult(success=False, errors=txt_records)

app/dashboard/__init__.py

@@ -6,7 +6,6 @@ from .views import (
     subdomain,
     billing,
     alias_log,
-    alias_export,
     unsubscribe,
     api_key,
     custom_domain,
@@ -24,6 +23,7 @@ from .views import (
     mailbox_detail,
     refused_email,
     referral,
+    recovery_code,
     contact_detail,
     setup_done,
     batch_import,
@@ -32,42 +32,4 @@ from .views import (
     delete_account,
     notification,
     support,
-    account_setting,
 )
-
-__all__ = [
-    "index",
-    "pricing",
-    "setting",
-    "custom_alias",
-    "subdomain",
-    "billing",
-    "alias_log",
-    "alias_export",
-    "unsubscribe",
-    "api_key",
-    "custom_domain",
-    "alias_contact_manager",
-    "enter_sudo",
-    "mfa_setup",
-    "mfa_cancel",
-    "fido_setup",
-    "coupon",
-    "fido_manage",
-    "domain_detail",
-    "lifetime_licence",
-    "directory",
-    "mailbox",
-    "mailbox_detail",
-    "refused_email",
-    "referral",
-    "contact_detail",
-    "setup_done",
-    "batch_import",
-    "alias_transfer",
-    "app",
-    "delete_account",
-    "notification",
-    "support",
-    "account_setting",
-]

app/dashboard/views/account_setting.py

@@ -1,242 +0,0 @@
-import arrow
-from flask import (
-    render_template,
-    request,
-    redirect,
-    url_for,
-    flash,
-)
-from flask_login import login_required, current_user
-
-from app import email_utils
-from app.config import (
-    URL,
-    FIRST_ALIAS_DOMAIN,
-    ALIAS_RANDOM_SUFFIX_LENGTH,
-    CONNECT_WITH_PROTON,
-)
-from app.dashboard.base import dashboard_bp
-from app.dashboard.views.enter_sudo import sudo_required
-from app.dashboard.views.mailbox_detail import ChangeEmailForm
-from app.db import Session
-from app.email_utils import (
-    email_can_be_used_as_mailbox,
-    personal_email_already_used,
-)
-from app.extensions import limiter
-from app.jobs.export_user_data_job import ExportUserDataJob
-from app.log import LOG
-from app.models import (
-    BlockBehaviourEnum,
-    PlanEnum,
-    ResetPasswordCode,
-    EmailChange,
-    User,
-    Alias,
-    AliasGeneratorEnum,
-    SenderFormatEnum,
-    UnsubscribeBehaviourEnum,
-)
-from app.proton.utils import perform_proton_account_unlink
-from app.utils import (
-    random_string,
-    CSRFValidationForm,
-    canonicalize_email,
-)
-
-
-@dashboard_bp.route("/account_setting", methods=["GET", "POST"])
-@login_required
-@sudo_required
-@limiter.limit("5/minute", methods=["POST"])
-def account_setting():
-    change_email_form = ChangeEmailForm()
-    csrf_form = CSRFValidationForm()
-
-    email_change = EmailChange.get_by(user_id=current_user.id)
-    if email_change:
-        pending_email = email_change.new_email
-    else:
-        pending_email = None
-
-    if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(url_for("dashboard.setting"))
-        if request.form.get("form-name") == "update-email":
-            if change_email_form.validate():
-                # whether user can proceed with the email update
-                new_email_valid = True
-                new_email = canonicalize_email(change_email_form.email.data)
-                if new_email != current_user.email and not pending_email:
-                    # check if this email is not already used
-                    if personal_email_already_used(new_email) or Alias.get_by(
-                        email=new_email
-                    ):
-                        flash(f"Email {new_email} already used", "error")
-                        new_email_valid = False
-                    elif not email_can_be_used_as_mailbox(new_email):
-                        flash(
-                            "You cannot use this email address as your personal inbox.",
-                            "error",
-                        )
-                        new_email_valid = False
-                    # a pending email change with the same email exists from another user
-                    elif EmailChange.get_by(new_email=new_email):
-                        other_email_change: EmailChange = EmailChange.get_by(
-                            new_email=new_email
-                        )
-                        LOG.w(
-                            "Another user has a pending %s with the same email address. Current user:%s",
-                            other_email_change,
-                            current_user,
-                        )
-
-                        if other_email_change.is_expired():
-                            LOG.d(
-                                "delete the expired email change %s", other_email_change
-                            )
-                            EmailChange.delete(other_email_change.id)
-                            Session.commit()
-                        else:
-                            flash(
-                                "You cannot use this email address as your personal inbox.",
-                                "error",
-                            )
-                            new_email_valid = False
-
-                    if new_email_valid:
-                        email_change = EmailChange.create(
-                            user_id=current_user.id,
-                            code=random_string(
-                                60
-                            ),  # todo: make sure the code is unique
-                            new_email=new_email,
-                        )
-                        Session.commit()
-                        send_change_email_confirmation(current_user, email_change)
-                        flash(
-                            "A confirmation email is on the way, please check your inbox",
-                            "success",
-                        )
-                        return redirect(url_for("dashboard.account_setting"))
-        elif request.form.get("form-name") == "change-password":
-            flash(
-                "You are going to receive an email containing instructions to change your password",
-                "success",
-            )
-            send_reset_password_email(current_user)
-            return redirect(url_for("dashboard.account_setting"))
-        elif request.form.get("form-name") == "send-full-user-report":
-            if ExportUserDataJob(current_user).store_job_in_db():
-                flash(
-                    "You will receive your SimpleLogin data via email shortly",
-                    "success",
-                )
-            else:
-                flash("An export of your data is currently in progress", "error")
-
-    partner_sub = None
-    partner_name = None
-
-    return render_template(
-        "dashboard/account_setting.html",
-        csrf_form=csrf_form,
-        PlanEnum=PlanEnum,
-        SenderFormatEnum=SenderFormatEnum,
-        BlockBehaviourEnum=BlockBehaviourEnum,
-        change_email_form=change_email_form,
-        pending_email=pending_email,
-        AliasGeneratorEnum=AliasGeneratorEnum,
-        UnsubscribeBehaviourEnum=UnsubscribeBehaviourEnum,
-        partner_sub=partner_sub,
-        partner_name=partner_name,
-        FIRST_ALIAS_DOMAIN=FIRST_ALIAS_DOMAIN,
-        ALIAS_RAND_SUFFIX_LENGTH=ALIAS_RANDOM_SUFFIX_LENGTH,
-        connect_with_proton=CONNECT_WITH_PROTON,
-    )
-
-
-def send_reset_password_email(user):
-    """
-    generate a new ResetPasswordCode and send it over email to user
-    """
-    # the activation code is valid for 1h
-    reset_password_code = ResetPasswordCode.create(
-        user_id=user.id, code=random_string(60)
-    )
-    Session.commit()
-
-    reset_password_link = f"{URL}/auth/reset_password?code={reset_password_code.code}"
-
-    email_utils.send_reset_password_email(user, reset_password_link)
-
-
-def send_change_email_confirmation(user: User, email_change: EmailChange):
-    """
-    send confirmation email to the new email address
-    """
-
-    link = f"{URL}/auth/change_email?code={email_change.code}"
-
-    email_utils.send_change_email(user, email_change.new_email, link)
-
-
-@dashboard_bp.route("/resend_email_change", methods=["GET", "POST"])
-@limiter.limit("5/hour")
-@login_required
-@sudo_required
-def resend_email_change():
-    form = CSRFValidationForm()
-    if not form.validate():
-        flash("Invalid request. Please try again", "warning")
-        return redirect(url_for("dashboard.setting"))
-    email_change = EmailChange.get_by(user_id=current_user.id)
-    if email_change:
-        # extend email change expiration
-        email_change.expired = arrow.now().shift(hours=12)
-        Session.commit()
-
-        send_change_email_confirmation(current_user, email_change)
-        flash("A confirmation email is on the way, please check your inbox", "success")
-        return redirect(url_for("dashboard.setting"))
-    else:
-        flash(
-            "You have no pending email change. Redirect back to Setting page", "warning"
-        )
-        return redirect(url_for("dashboard.setting"))
-
-
-@dashboard_bp.route("/cancel_email_change", methods=["GET", "POST"])
-@login_required
-@sudo_required
-def cancel_email_change():
-    form = CSRFValidationForm()
-    if not form.validate():
-        flash("Invalid request. Please try again", "warning")
-        return redirect(url_for("dashboard.setting"))
-    email_change = EmailChange.get_by(user_id=current_user.id)
-    if email_change:
-        EmailChange.delete(email_change.id)
-        Session.commit()
-        flash("Your email change is cancelled", "success")
-        return redirect(url_for("dashboard.setting"))
-    else:
-        flash(
-            "You have no pending email change. Redirect back to Setting page", "warning"
-        )
-        return redirect(url_for("dashboard.setting"))
-
-
-@dashboard_bp.route("/unlink_proton_account", methods=["POST"])
-@login_required
-@sudo_required
-def unlink_proton_account():
-    csrf_form = CSRFValidationForm()
-    if not csrf_form.validate():
-        flash("Invalid request", "warning")
-        return redirect(url_for("dashboard.setting"))
-
-    perform_proton_account_unlink(current_user)
-    flash("Your Proton account has been unlinked", "success")
-    return redirect(url_for("dashboard.setting"))

app/dashboard/views/alias_contact_manager.py

@@ -9,11 +9,14 @@ from sqlalchemy import and_, func, case
 from wtforms import StringField, validators, ValidationError
 
 # Need to import directly from config to allow modification from the tests
-from app import config, parallel_limiter, contact_utils
+from app import config
-from app.contact_utils import ContactCreateError
 from app.dashboard.base import dashboard_bp
 from app.db import Session
-from app.email_validation import is_valid_email
+from app.email_utils import (
+    is_valid_email,
+    generate_reply_email,
+    parse_full_address,
+)
 from app.errors import (
     CannotCreateContactForReverseAlias,
     ErrContactErrorUpgradeNeeded,
@@ -21,8 +24,8 @@ from app.errors import (
     ErrContactAlreadyExists,
 )
 from app.log import LOG
-from app.models import Alias, Contact, EmailLog
+from app.models import Alias, Contact, EmailLog, User
-from app.utils import CSRFValidationForm
+from app.utils import sanitize_email
 
 
 def email_validator():
@@ -48,7 +51,15 @@ def email_validator():
     return _check
 
 
-def create_contact(alias: Alias, contact_address: str) -> Contact:
+def user_can_create_contacts(user: User) -> bool:
+    if user.is_premium():
+        return True
+    if user.flags & User.FLAG_FREE_DISABLE_CREATE_ALIAS == 0:
+        return True
+    return not config.DISABLE_CREATE_CONTACTS_FOR_FREE_USERS
+
+
+def create_contact(user: User, alias: Alias, contact_address: str) -> Contact:
     """
     Create a contact for a user. Can be restricted for new free users by enabling DISABLE_CREATE_CONTACTS_FOR_FREE_USERS.
     Can throw exceptions:
@@ -58,23 +69,37 @@ def create_contact(alias: Alias, contact_address: str) -> Contact:
     """
     if not contact_address:
         raise ErrAddressInvalid("Empty address")
-    output = contact_utils.create_contact(email=contact_address, alias=alias)
+    try:
-    if output.error == ContactCreateError.InvalidEmail:
+        contact_name, contact_email = parse_full_address(contact_address)
+    except ValueError:
         raise ErrAddressInvalid(contact_address)
-    elif output.error == ContactCreateError.NotAllowed:
-        raise ErrContactErrorUpgradeNeeded()
-    elif output.error is not None:
-        raise ErrAddressInvalid("Invalid address")
-    elif not output.created:
-        raise ErrContactAlreadyExists(output.contact)
 
-    contact = output.contact
+    contact_email = sanitize_email(contact_email)
+    if not is_valid_email(contact_email):
+        raise ErrAddressInvalid(contact_email)
+
+    contact = Contact.get_by(alias_id=alias.id, website_email=contact_email)
+    if contact:
+        raise ErrContactAlreadyExists(contact)
+
+    if not user_can_create_contacts(user):
+        raise ErrContactErrorUpgradeNeeded()
+
+    contact = Contact.create(
+        user_id=alias.user_id,
+        alias_id=alias.id,
+        website_email=contact_email,
+        name=contact_name,
+        reply_email=generate_reply_email(contact_email, user),
+    )
+
     LOG.d(
         "create reverse-alias for %s %s, reverse alias:%s",
         contact_address,
         alias,
         contact.reply_email,
     )
+    Session.commit()
 
     return contact
 
@@ -204,17 +229,12 @@ def delete_contact(alias: Alias, contact_id: int):
         flash(f"Reverse-alias for {delete_contact_email} has been deleted", "success")
 
 
-@dashboard_bp.route("/alias_contact_manager/<int:alias_id>/", methods=["GET", "POST"])
+@dashboard_bp.route("/alias_contact_manager/<alias_id>/", methods=["GET", "POST"])
 @login_required
-@parallel_limiter.lock(name="contact_creation")
 def alias_contact_manager(alias_id):
     highlight_contact_id = None
     if request.args.get("highlight_contact_id"):
-        try:
+        highlight_contact_id = int(request.args.get("highlight_contact_id"))
-            highlight_contact_id = int(request.args.get("highlight_contact_id"))
-        except ValueError:
-            flash("Invalid contact id", "error")
-            return redirect(url_for("dashboard.index"))
 
     alias = Alias.get(alias_id)
 
@@ -234,17 +254,13 @@ def alias_contact_manager(alias_id):
         return redirect(url_for("dashboard.index"))
 
     new_contact_form = NewContactForm()
-    csrf_form = CSRFValidationForm()
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         if request.form.get("form-name") == "create":
             if new_contact_form.validate():
                 contact_address = new_contact_form.email.data.strip()
                 try:
-                    contact = create_contact(alias, contact_address)
+                    contact = create_contact(current_user, alias, contact_address)
                 except (
                     ErrContactErrorUpgradeNeeded,
                     ErrAddressInvalid,
@@ -302,6 +318,5 @@ def alias_contact_manager(alias_id):
         last_page=last_page,
         query=query,
         nb_contact=nb_contact,
-        can_create_contacts=current_user.can_create_contacts(),
+        can_create_contacts=user_can_create_contacts(current_user),
-        csrf_form=csrf_form,
     )

app/dashboard/views/alias_export.py

@@ -1,13 +0,0 @@
-from app.dashboard.base import dashboard_bp
-from flask_login import login_required, current_user
-from app.alias_utils import alias_export_csv
-from app.dashboard.views.enter_sudo import sudo_required
-from app.extensions import limiter
-
-
-@dashboard_bp.route("/alias_export", methods=["GET"])
-@login_required
-@sudo_required
-@limiter.limit("2/minute")
-def alias_export_route():
-    return alias_export_csv(current_user)

app/dashboard/views/alias_log.py

@@ -87,6 +87,6 @@ def get_alias_log(alias: Alias, page_id=0) -> [AliasLog]:
             contact=contact,
         )
         logs.append(al)
-    logs = sorted(logs, key=lambda log: log.when, reverse=True)
+    logs = sorted(logs, key=lambda l: l.when, reverse=True)
 
     return logs

app/dashboard/views/alias_transfer.py

@@ -7,17 +7,76 @@ from flask import render_template, redirect, url_for, flash, request
 from flask_login import login_required, current_user
 
 from app import config
-from app.alias_utils import transfer_alias
 from app.dashboard.base import dashboard_bp
 from app.dashboard.views.enter_sudo import sudo_required
 from app.db import Session
+from app.email_utils import send_email, render
 from app.extensions import limiter
 from app.log import LOG
 from app.models import (
     Alias,
+    Contact,
+    AliasUsedOn,
+    AliasMailbox,
+    User,
+    ClientUser,
 )
 from app.models import Mailbox
-from app.utils import CSRFValidationForm
+
+
+def transfer(alias, new_user, new_mailboxes: [Mailbox]):
+    # cannot transfer alias which is used for receiving newsletter
+    if User.get_by(newsletter_alias_id=alias.id):
+        raise Exception("Cannot transfer alias that's used to receive newsletter")
+
+    # update user_id
+    Session.query(Contact).filter(Contact.alias_id == alias.id).update(
+        {"user_id": new_user.id}
+    )
+
+    Session.query(AliasUsedOn).filter(AliasUsedOn.alias_id == alias.id).update(
+        {"user_id": new_user.id}
+    )
+
+    Session.query(ClientUser).filter(ClientUser.alias_id == alias.id).update(
+        {"user_id": new_user.id}
+    )
+
+    # remove existing mailboxes from the alias
+    Session.query(AliasMailbox).filter(AliasMailbox.alias_id == alias.id).delete()
+
+    # set mailboxes
+    alias.mailbox_id = new_mailboxes.pop().id
+    for mb in new_mailboxes:
+        AliasMailbox.create(alias_id=alias.id, mailbox_id=mb.id)
+
+    # alias has never been transferred before
+    if not alias.original_owner_id:
+        alias.original_owner_id = alias.user_id
+
+    # inform previous owner
+    old_user = alias.user
+    send_email(
+        old_user.email,
+        f"Alias {alias.email} has been received",
+        render(
+            "transactional/alias-transferred.txt",
+            alias=alias,
+        ),
+        render(
+            "transactional/alias-transferred.html",
+            alias=alias,
+        ),
+    )
+
+    # now the alias belongs to the new user
+    alias.user_id = new_user.id
+
+    # set some fields back to default
+    alias.disable_pgp = False
+    alias.pinned = False
+
+    Session.commit()
 
 
 def hmac_alias_transfer_token(transfer_token: str) -> str:
@@ -46,12 +105,8 @@ def alias_transfer_send_route(alias_id):
         return redirect(url_for("dashboard.index"))
 
     alias_transfer_url = None
-    csrf_form = CSRFValidationForm()
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         # generate a new transfer_token
         if request.form.get("form-name") == "create":
             transfer_token = f"{alias.id}.{secrets.token_urlsafe(32)}"
@@ -78,7 +133,6 @@ def alias_transfer_send_route(alias_id):
         alias_transfer_url=alias_transfer_url,
         link_active=alias.transfer_token_expiration is not None
         and alias.transfer_token_expiration > arrow.utcnow(),
-        csrf_form=csrf_form,
     )
 
 
@@ -154,13 +208,7 @@ def alias_transfer_receive_route():
             mailboxes,
             token,
         )
-        transfer_alias(alias, current_user, mailboxes)
+        transfer(alias, current_user, mailboxes)
-
-        # reset transfer token
-        alias.transfer_token = None
-        alias.transfer_token_expiration = None
-        Session.commit()
-
         flash(f"You are now owner of {alias.email}", "success")
         return redirect(url_for("dashboard.index", highlight_alias_id=alias.id))
 

app/dashboard/views/api_key.py

@@ -3,47 +3,19 @@ from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
 from wtforms import StringField, validators
 
-from app import config
 from app.dashboard.base import dashboard_bp
 from app.dashboard.views.enter_sudo import sudo_required
 from app.db import Session
-from app.extensions import limiter
 from app.models import ApiKey
-from app.utils import CSRFValidationForm
 
 
 class NewApiKeyForm(FlaskForm):
     name = StringField("Name", validators=[validators.DataRequired()])
 
 
-def clean_up_unused_or_old_api_keys(user_id: int):
-    total_keys = ApiKey.filter_by(user_id=user_id).count()
-    if total_keys <= config.MAX_API_KEYS:
-        return
-    # Remove oldest unused
-    for api_key in (
-        ApiKey.filter_by(user_id=user_id, last_used=None)
-        .order_by(ApiKey.created_at.asc())
-        .all()
-    ):
-        Session.delete(api_key)
-        total_keys -= 1
-        if total_keys <= config.MAX_API_KEYS:
-            return
-    # Clean up oldest used
-    for api_key in (
-        ApiKey.filter_by(user_id=user_id).order_by(ApiKey.last_used.asc()).all()
-    ):
-        Session.delete(api_key)
-        total_keys -= 1
-        if total_keys <= config.MAX_API_KEYS:
-            return
-
-
 @dashboard_bp.route("/api_key", methods=["GET", "POST"])
 @login_required
 @sudo_required
-@limiter.limit("10/hour")
 def api_key():
     api_keys = (
         ApiKey.filter(ApiKey.user_id == current_user.id)
@@ -51,13 +23,9 @@ def api_key():
         .all()
     )
 
-    csrf_form = CSRFValidationForm()
     new_api_key_form = NewApiKeyForm()
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         if request.form.get("form-name") == "delete":
             api_key_id = request.form.get("api-key-id")
 
@@ -77,7 +45,6 @@ def api_key():
 
         elif request.form.get("form-name") == "create":
             if new_api_key_form.validate():
-                clean_up_unused_or_old_api_keys(current_user.id)
                 new_api_key = ApiKey.create(
                     name=new_api_key_form.name.data, user_id=current_user.id
                 )
@@ -95,8 +62,5 @@ def api_key():
         return redirect(url_for("dashboard.api_key"))
 
     return render_template(
-        "dashboard/api_key.html",
+        "dashboard/api_key.html", api_keys=api_keys, new_api_key_form=new_api_key_form
-        api_keys=api_keys,
-        new_api_key_form=new_api_key_form,
-        csrf_form=csrf_form,
     )

app/dashboard/views/app.py

@@ -1,9 +1,14 @@
+from app.db import Session
+
+"""
+List of apps that user has used via the "Sign in with SimpleLogin"
+"""
+
 from flask import render_template, request, flash, redirect
 from flask_login import login_required, current_user
 from sqlalchemy.orm import joinedload
 
 from app.dashboard.base import dashboard_bp
-from app.db import Session
 from app.models import (
     ClientUser,
 )
@@ -12,10 +17,6 @@ from app.models import (
 @dashboard_bp.route("/app", methods=["GET", "POST"])
 @login_required
 def app_route():
-    """
-    List of apps that user has used via the "Sign in with SimpleLogin"
-    """
-
     client_users = (
         ClientUser.filter_by(user_id=current_user.id)
         .options(joinedload(ClientUser.client))

app/dashboard/views/batch_import.py

@@ -5,18 +5,14 @@ from flask_login import login_required, current_user
 from app import s3
 from app.config import JOB_BATCH_IMPORT
 from app.dashboard.base import dashboard_bp
-from app.dashboard.views.enter_sudo import sudo_required
 from app.db import Session
-from app.extensions import limiter
 from app.log import LOG
 from app.models import File, BatchImport, Job
-from app.utils import random_string, CSRFValidationForm
+from app.utils import random_string
 
 
 @dashboard_bp.route("/batch_import", methods=["GET", "POST"])
 @login_required
-@sudo_required
-@limiter.limit("10/minute", methods=["POST"])
 def batch_import_route():
     # only for users who have custom domains
     if not current_user.verified_custom_domains():
@@ -29,27 +25,9 @@ def batch_import_route():
         )
         return redirect(url_for("dashboard.index"))
 
-    batch_imports = BatchImport.filter_by(
+    batch_imports = BatchImport.filter_by(user_id=current_user.id).all()
-        user_id=current_user.id, processed=False
-    ).all()
-
-    csrf_form = CSRFValidationForm()
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
-        if len(batch_imports) > 10:
-            flash(
-                "You have too many imports already. Please wait until some get cleaned up",
-                "error",
-            )
-            return render_template(
-                "dashboard/batch_import.html",
-                batch_imports=batch_imports,
-                csrf_form=csrf_form,
-            )
-
         alias_file = request.files["alias-file"]
 
         file_path = random_string(20) + ".csv"
@@ -77,6 +55,4 @@ def batch_import_route():
 
         return redirect(url_for("dashboard.batch_import_route"))
 
-    return render_template(
+    return render_template("dashboard/batch_import.html", batch_imports=batch_imports)
-        "dashboard/batch_import.html", batch_imports=batch_imports, csrf_form=csrf_form
-    )

app/dashboard/views/contact_detail.py

@@ -1,7 +1,5 @@
 from flask import render_template, request, redirect, url_for, flash
 from flask_login import login_required, current_user
-from flask_wtf import FlaskForm
-from wtforms import StringField, validators
 
 from app.dashboard.base import dashboard_bp
 from app.db import Session
@@ -9,14 +7,6 @@ from app.models import Contact
 from app.pgp_utils import PGPException, load_public_key_and_check
 
 
-class PGPContactForm(FlaskForm):
-    action = StringField(
-        "action",
-        validators=[validators.DataRequired(), validators.AnyOf(("save", "remove"))],
-    )
-    pgp = StringField("pgp", validators=[validators.Optional()])
-
-
 @dashboard_bp.route("/contact/<int:contact_id>/", methods=["GET", "POST"])
 @login_required
 def contact_detail_route(contact_id):
@@ -26,41 +16,33 @@ def contact_detail_route(contact_id):
         return redirect(url_for("dashboard.index"))
 
     alias = contact.alias
-    pgp_form = PGPContactForm()
 
     if request.method == "POST":
         if request.form.get("form-name") == "pgp":
-            if not pgp_form.validate():
+            if request.form.get("action") == "save":
-                flash("Invalid request", "warning")
-                return redirect(request.url)
-            if pgp_form.action.data == "save":
                 if not current_user.is_premium():
                     flash("Only premium plan can add PGP Key", "warning")
                     return redirect(
                         url_for("dashboard.contact_detail_route", contact_id=contact_id)
                     )
-                if not pgp_form.pgp.data:
+
-                    flash("Invalid pgp key")
+                contact.pgp_public_key = request.form.get("pgp")
+                try:
+                    contact.pgp_finger_print = load_public_key_and_check(
+                        contact.pgp_public_key
+                    )
+                except PGPException:
+                    flash("Cannot add the public key, please verify it", "error")
                 else:
-                    contact.pgp_public_key = pgp_form.pgp.data
+                    Session.commit()
-                    try:
+                    flash(
-                        contact.pgp_finger_print = load_public_key_and_check(
+                        f"PGP public key for {contact.email} is saved successfully",
-                            contact.pgp_public_key
+                        "success",
-                        )
+                    )
-                    except PGPException:
+                    return redirect(
-                        flash("Cannot add the public key, please verify it", "error")
+                        url_for("dashboard.contact_detail_route", contact_id=contact_id)
-                    else:
+                    )
-                        Session.commit()
+            elif request.form.get("action") == "remove":
-                        flash(
-                            f"PGP public key for {contact.email} is saved successfully",
-                            "success",
-                        )
-                        return redirect(
-                            url_for(
-                                "dashboard.contact_detail_route", contact_id=contact_id
-                            )
-                        )
-            elif pgp_form.action.data == "remove":
                 # Free user can decide to remove contact PGP key
                 contact.pgp_public_key = None
                 contact.pgp_finger_print = None
@@ -71,5 +53,5 @@ def contact_detail_route(contact_id):
                 )
 
     return render_template(
-        "dashboard/contact_detail.html", contact=contact, alias=alias, pgp_form=pgp_form
+        "dashboard/contact_detail.html", contact=contact, alias=alias
     )

app/dashboard/views/coupon.py

@@ -4,7 +4,6 @@ from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
 from wtforms import StringField, validators
 
-from app import parallel_limiter
 from app.config import PADDLE_VENDOR_ID, PADDLE_COUPON_ID
 from app.dashboard.base import dashboard_bp
 from app.db import Session
@@ -25,7 +24,6 @@ class CouponForm(FlaskForm):
 
 @dashboard_bp.route("/coupon", methods=["GET", "POST"])
 @login_required
-@parallel_limiter.lock()
 def coupon_route():
     coupon_form = CouponForm()
 
@@ -68,14 +66,9 @@ def coupon_route():
                 )
                 return redirect(request.url)
 
-            updated = (
+            coupon.used_by_user_id = current_user.id
-                Session.query(Coupon)
+            coupon.used = True
-                .filter_by(code=code, used=False)
+            Session.commit()
-                .update({"used_by_user_id": current_user.id, "used": True})
-            )
-            if updated != 1:
-                flash("Coupon is not valid", "error")
-                return redirect(request.url)
 
             manual_sub: ManualSubscription = ManualSubscription.get_by(
                 user_id=current_user.id
@@ -100,7 +93,7 @@ def coupon_route():
                     commit=True,
                 )
                 flash(
-                    "Your account has been upgraded to Premium, thanks for your support!",
+                    f"Your account has been upgraded to Premium, thanks for your support!",
                     "success",
                 )
 

app/dashboard/views/custom_alias.py

@@ -1,16 +1,16 @@
+import json
+from dataclasses import dataclass, asdict
+
 from email_validator import validate_email, EmailNotValidError
 from flask import render_template, redirect, url_for, flash, request
 from flask_login import login_required, current_user
+from itsdangerous import TimestampSigner, SignatureExpired
 from sqlalchemy.exc import IntegrityError
 
-from app import parallel_limiter
-from app.alias_suffix import (
-    get_alias_suffixes,
-    check_suffix_signature,
-    verify_prefix_suffix,
-)
 from app.alias_utils import check_alias_prefix
 from app.config import (
+    DISABLE_ALIAS_SUFFIX,
+    CUSTOM_ALIAS_SECRET,
     ALIAS_LIMIT,
 )
 from app.dashboard.base import dashboard_bp
@@ -19,18 +19,180 @@ from app.extensions import limiter
 from app.log import LOG
 from app.models import (
     Alias,
+    CustomDomain,
     DeletedAlias,
     Mailbox,
+    User,
     AliasMailbox,
     DomainDeletedAlias,
 )
-from app.utils import CSRFValidationForm
+
+signer = TimestampSigner(CUSTOM_ALIAS_SECRET)
+
+
+@dataclass
+class SuffixInfo:
+    """
+    Alias suffix info
+    WARNING: should use AliasSuffix instead
+    """
+
+    # whether this is a custom domain
+    is_custom: bool
+    suffix: str
+    signed_suffix: str
+
+    # whether this is a premium SL domain. Not apply to custom domain
+    is_premium: bool
+
+
+def get_available_suffixes(user: User) -> [SuffixInfo]:
+    """
+    WARNING: should use get_alias_suffixes() instead
+    """
+    user_custom_domains = user.verified_custom_domains()
+
+    suffixes: [SuffixInfo] = []
+
+    # put custom domain first
+    # for each user domain, generate both the domain and a random suffix version
+    for custom_domain in user_custom_domains:
+        if custom_domain.random_prefix_generation:
+            suffix = "." + user.get_random_alias_suffix() + "@" + custom_domain.domain
+            suffix_info = SuffixInfo(True, suffix, signer.sign(suffix).decode(), False)
+            if user.default_alias_custom_domain_id == custom_domain.id:
+                suffixes.insert(0, suffix_info)
+            else:
+                suffixes.append(suffix_info)
+
+        suffix = "@" + custom_domain.domain
+        suffix_info = SuffixInfo(True, suffix, signer.sign(suffix).decode(), False)
+
+        # put the default domain to top
+        # only if random_prefix_generation isn't enabled
+        if (
+            user.default_alias_custom_domain_id == custom_domain.id
+            and not custom_domain.random_prefix_generation
+        ):
+            suffixes.insert(0, suffix_info)
+        else:
+            suffixes.append(suffix_info)
+
+    # then SimpleLogin domain
+    for sl_domain in user.get_sl_domains():
+        suffix = (
+            ("" if DISABLE_ALIAS_SUFFIX else "." + user.get_random_alias_suffix())
+            + "@"
+            + sl_domain.domain
+        )
+        suffix_info = SuffixInfo(
+            False, suffix, signer.sign(suffix).decode(), sl_domain.premium_only
+        )
+        # put the default domain to top
+        if user.default_alias_public_domain_id == sl_domain.id:
+            suffixes.insert(0, suffix_info)
+        else:
+            suffixes.append(suffix_info)
+
+    return suffixes
+
+
+@dataclass
+class AliasSuffix:
+    # whether this is a custom domain
+    is_custom: bool
+    suffix: str
+
+    # whether this is a premium SL domain. Not apply to custom domain
+    is_premium: bool
+
+    # can be either Custom or SL domain
+    domain: str
+
+    # if custom domain, whether the custom domain has MX verified, i.e. can receive emails
+    mx_verified: bool = True
+
+    def serialize(self):
+        return json.dumps(asdict(self))
+
+    @classmethod
+    def deserialize(cls, data: str) -> "AliasSuffix":
+        return AliasSuffix(**json.loads(data))
+
+
+def get_alias_suffixes(user: User) -> [AliasSuffix]:
+    """
+    Similar to as get_available_suffixes() but also return custom domain that doesn't have MX set up.
+    """
+    user_custom_domains = CustomDomain.filter_by(
+        user_id=user.id, ownership_verified=True
+    ).all()
+
+    alias_suffixes: [AliasSuffix] = []
+
+    # put custom domain first
+    # for each user domain, generate both the domain and a random suffix version
+    for custom_domain in user_custom_domains:
+        if custom_domain.random_prefix_generation:
+            suffix = "." + user.get_random_alias_suffix() + "@" + custom_domain.domain
+            alias_suffix = AliasSuffix(
+                is_custom=True,
+                suffix=suffix,
+                is_premium=False,
+                domain=custom_domain.domain,
+                mx_verified=custom_domain.verified,
+            )
+            if user.default_alias_custom_domain_id == custom_domain.id:
+                alias_suffixes.insert(0, alias_suffix)
+            else:
+                alias_suffixes.append(alias_suffix)
+
+        suffix = "@" + custom_domain.domain
+        alias_suffix = AliasSuffix(
+            is_custom=True,
+            suffix=suffix,
+            is_premium=False,
+            domain=custom_domain.domain,
+            mx_verified=custom_domain.verified,
+        )
+
+        # put the default domain to top
+        # only if random_prefix_generation isn't enabled
+        if (
+            user.default_alias_custom_domain_id == custom_domain.id
+            and not custom_domain.random_prefix_generation
+        ):
+            alias_suffixes.insert(0, alias_suffix)
+        else:
+            alias_suffixes.append(alias_suffix)
+
+    # then SimpleLogin domain
+    for sl_domain in user.get_sl_domains():
+        suffix = (
+            ("" if DISABLE_ALIAS_SUFFIX else "." + user.get_random_alias_suffix())
+            + "@"
+            + sl_domain.domain
+        )
+        alias_suffix = AliasSuffix(
+            is_custom=False,
+            suffix=suffix,
+            is_premium=sl_domain.premium_only,
+            domain=sl_domain.domain,
+            mx_verified=True,
+        )
+
+        # put the default domain to top
+        if user.default_alias_public_domain_id == sl_domain.id:
+            alias_suffixes.insert(0, alias_suffix)
+        else:
+            alias_suffixes.append(alias_suffix)
+
+    return alias_suffixes
 
 
 @dashboard_bp.route("/custom_alias", methods=["GET", "POST"])
 @limiter.limit(ALIAS_LIMIT, methods=["POST"])
 @login_required
-@parallel_limiter.lock(name="alias_creation")
 def custom_alias():
     # check if user has not exceeded the alias quota
     if not current_user.can_create_new_alias():
@@ -49,13 +211,14 @@ def custom_alias():
             at_least_a_premium_domain = True
             break
 
-    csrf_form = CSRFValidationForm()
+    alias_suffixes_with_signature = [
+        (alias_suffix, signer.sign(alias_suffix.serialize()).decode())
+        for alias_suffix in alias_suffixes
+    ]
+
     mailboxes = current_user.mailboxes()
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         alias_prefix = request.form.get("prefix").strip().lower().replace(" ", "")
         signed_alias_suffix = request.form.get("signed-alias-suffix")
         mailbox_ids = request.form.getlist("mailboxes")
@@ -86,19 +249,25 @@ def custom_alias():
             flash("At least one mailbox must be selected", "error")
             return redirect(request.url)
 
+        # hypothesis: user will click on the button in the 600 secs
         try:
-            suffix = check_suffix_signature(signed_alias_suffix)
+            signed_alias_suffix_decoded = signer.unsign(
-            if not suffix:
+                signed_alias_suffix, max_age=600
-                LOG.w("Alias creation time expired for %s", current_user)
+            ).decode()
-                flash("Alias creation time is expired, please retry", "warning")
+            alias_suffix: AliasSuffix = AliasSuffix.deserialize(
-                return redirect(request.url)
+                signed_alias_suffix_decoded
+            )
+        except SignatureExpired:
+            LOG.w("Alias creation time expired for %s", current_user)
+            flash("Alias creation time is expired, please retry", "warning")
+            return redirect(request.url)
         except Exception:
             LOG.w("Alias suffix is tampered, user %s", current_user)
             flash("Unknown error, refresh the page", "error")
             return redirect(request.url)
 
-        if verify_prefix_suffix(current_user, alias_prefix, suffix):
+        if verify_prefix_suffix(current_user, alias_prefix, alias_suffix.suffix):
-            full_alias = alias_prefix + suffix
+            full_alias = alias_prefix + alias_suffix.suffix
 
             if ".." in full_alias:
                 flash("Your alias can't contain 2 consecutive dots (..)", "error")
@@ -125,11 +294,18 @@ def custom_alias():
                     email=full_alias
                 )
                 custom_domain = domain_deleted_alias.domain
-                flash(
+                if domain_deleted_alias.user_id == current_user.id:
-                    f"You have deleted this alias before. You can restore it on "
+                    flash(
-                    f"{custom_domain.domain} 'Deleted Alias' page",
+                        f"You have deleted this alias before. You can restore it on "
-                    "error",
+                        f"{custom_domain.domain} 'Deleted Alias' page",
-                )
+                        "error",
+                    )
+                else:
+                    # should never happen as user can only choose their domains
+                    LOG.e(
+                        "Deleted Alias %s does not belong to user %s",
+                        domain_deleted_alias,
+                    )
 
             elif DeletedAlias.get_by(email=full_alias):
                 flash(general_error_msg, "error")
@@ -166,8 +342,51 @@ def custom_alias():
     return render_template(
         "dashboard/custom_alias.html",
         user_custom_domains=user_custom_domains,
-        alias_suffixes=alias_suffixes,
+        alias_suffixes_with_signature=alias_suffixes_with_signature,
         at_least_a_premium_domain=at_least_a_premium_domain,
         mailboxes=mailboxes,
-        csrf_form=csrf_form,
     )
+
+
+def verify_prefix_suffix(user: User, alias_prefix, alias_suffix) -> bool:
+    """verify if user could create an alias with the given prefix and suffix"""
+    if not alias_prefix or not alias_suffix:  # should be caught on frontend
+        return False
+
+    user_custom_domains = [cd.domain for cd in user.verified_custom_domains()]
+
+    # make sure alias_suffix is either .random_word@simplelogin.co or @my-domain.com
+    alias_suffix = alias_suffix.strip()
+    # alias_domain_prefix is either a .random_word or ""
+    alias_domain_prefix, alias_domain = alias_suffix.split("@", 1)
+
+    # alias_domain must be either one of user custom domains or built-in domains
+    if alias_domain not in user.available_alias_domains():
+        LOG.e("wrong alias suffix %s, user %s", alias_suffix, user)
+        return False
+
+    # SimpleLogin domain case:
+    # 1) alias_suffix must start with "." and
+    # 2) alias_domain_prefix must come from the word list
+    if (
+        alias_domain in user.available_sl_domains()
+        and alias_domain not in user_custom_domains
+        # when DISABLE_ALIAS_SUFFIX is true, alias_domain_prefix is empty
+        and not DISABLE_ALIAS_SUFFIX
+    ):
+
+        if not alias_domain_prefix.startswith("."):
+            LOG.e("User %s submits a wrong alias suffix %s", user, alias_suffix)
+            return False
+
+    else:
+        if alias_domain not in user_custom_domains:
+            if not DISABLE_ALIAS_SUFFIX:
+                LOG.e("wrong alias suffix %s, user %s", alias_suffix, user)
+                return False
+
+            if alias_domain not in user.available_sl_domains():
+                LOG.e("wrong alias suffix %s, user %s", alias_suffix, user)
+                return False
+
+    return True

app/dashboard/views/custom_domain.py

@@ -3,11 +3,12 @@ from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
 from wtforms import StringField, validators
 
-from app import parallel_limiter
 from app.config import EMAIL_SERVERS_WITH_PRIORITY
-from app.custom_domain_utils import create_custom_domain
 from app.dashboard.base import dashboard_bp
-from app.models import CustomDomain
+from app.db import Session
+from app.email_utils import get_email_domain_part
+from app.log import LOG
+from app.models import CustomDomain, Mailbox, DomainMailbox, SLDomain
 
 
 class NewCustomDomainForm(FlaskForm):
@@ -18,13 +19,15 @@ class NewCustomDomainForm(FlaskForm):
 
 @dashboard_bp.route("/custom_domain", methods=["GET", "POST"])
 @login_required
-@parallel_limiter.lock(only_when=lambda: request.method == "POST")
 def custom_domain():
     custom_domains = CustomDomain.filter_by(
         user_id=current_user.id, is_sl_subdomain=False
     ).all()
+    mailboxes = current_user.mailboxes()
     new_custom_domain_form = NewCustomDomainForm()
 
+    errors = {}
+
     if request.method == "POST":
         if request.form.get("form-name") == "create":
             if not current_user.is_premium():
@@ -32,25 +35,87 @@ def custom_domain():
                 return redirect(url_for("dashboard.custom_domain"))
 
             if new_custom_domain_form.validate():
-                res = create_custom_domain(
+                new_domain = new_custom_domain_form.domain.data.lower().strip()
-                    user=current_user, domain=new_custom_domain_form.domain.data
+
-                )
+                if new_domain.startswith("http://"):
-                if res.success:
+                    new_domain = new_domain[len("http://") :]
-                    flash(f"New domain {res.instance.domain} is created", "success")
+
+                if new_domain.startswith("https://"):
+                    new_domain = new_domain[len("https://") :]
+
+                if SLDomain.get_by(domain=new_domain):
+                    flash("A custom domain cannot be a built-in domain.", "error")
+                elif CustomDomain.get_by(domain=new_domain):
+                    flash(f"{new_domain} already used", "error")
+                elif get_email_domain_part(current_user.email) == new_domain:
+                    flash(
+                        "You cannot add a domain that you are currently using for your personal email. "
+                        "Please change your personal email to your real email",
+                        "error",
+                    )
+                elif Mailbox.filter(
+                    Mailbox.verified.is_(True), Mailbox.email.endswith(f"@{new_domain}")
+                ).first():
+                    flash(
+                        f"{new_domain} already used in a SimpleLogin mailbox", "error"
+                    )
+                else:
+                    new_custom_domain = CustomDomain.create(
+                        domain=new_domain, user_id=current_user.id
+                    )
+                    # new domain has ownership verified if its parent has the ownership verified
+                    for root_cd in current_user.custom_domains:
+                        if (
+                            new_domain.endswith("." + root_cd.domain)
+                            and root_cd.ownership_verified
+                        ):
+                            LOG.i(
+                                "%s ownership verified thanks to %s",
+                                new_custom_domain,
+                                root_cd,
+                            )
+                            new_custom_domain.ownership_verified = True
+
+                    Session.commit()
+
+                    mailbox_ids = request.form.getlist("mailbox_ids")
+                    if mailbox_ids:
+                        # check if mailbox is not tempered with
+                        mailboxes = []
+                        for mailbox_id in mailbox_ids:
+                            mailbox = Mailbox.get(mailbox_id)
+                            if (
+                                not mailbox
+                                or mailbox.user_id != current_user.id
+                                or not mailbox.verified
+                            ):
+                                flash("Something went wrong, please retry", "warning")
+                                return redirect(url_for("dashboard.custom_domain"))
+                            mailboxes.append(mailbox)
+
+                        for mailbox in mailboxes:
+                            DomainMailbox.create(
+                                domain_id=new_custom_domain.id, mailbox_id=mailbox.id
+                            )
+
+                        Session.commit()
+
+                    flash(
+                        f"New domain {new_custom_domain.domain} is created", "success"
+                    )
+
                     return redirect(
                         url_for(
                             "dashboard.domain_detail_dns",
-                            custom_domain_id=res.instance.id,
+                            custom_domain_id=new_custom_domain.id,
                         )
                     )
-                else:
-                    flash(res.message, res.message_category)
-                    if res.redirect:
-                        return redirect(url_for(res.redirect))
 
     return render_template(
         "dashboard/custom_domain.html",
         custom_domains=custom_domains,
         new_custom_domain_form=new_custom_domain_form,
         EMAIL_SERVERS_WITH_PRIORITY=EMAIL_SERVERS_WITH_PRIORITY,
+        errors=errors,
+        mailboxes=mailboxes,
     )

app/dashboard/views/delete_account.py

@@ -1,7 +1,6 @@
 import arrow
 from flask import flash, redirect, url_for, request, render_template
 from flask_login import login_required, current_user
-from flask_wtf import FlaskForm
 
 from app.config import JOB_DELETE_ACCOUNT
 from app.dashboard.base import dashboard_bp
@@ -10,21 +9,11 @@ from app.log import LOG
 from app.models import Subscription, Job
 
 
-class DeleteDirForm(FlaskForm):
-    pass
-
-
 @dashboard_bp.route("/delete_account", methods=["GET", "POST"])
 @login_required
 @sudo_required
 def delete_account():
-    delete_form = DeleteDirForm()
     if request.method == "POST" and request.form.get("form-name") == "delete-account":
-        if not delete_form.validate():
-            flash("Invalid request", "warning")
-            return render_template(
-                "dashboard/delete_account.html", delete_form=delete_form
-            )
         sub: Subscription = current_user.get_paddle_subscription()
         # user who has canceled can also re-subscribe
         if sub and not sub.cancelled:
@@ -47,4 +36,6 @@ def delete_account():
         )
         return redirect(url_for("dashboard.setting"))
 
-    return render_template("dashboard/delete_account.html", delete_form=delete_form)
+    return render_template(
+        "dashboard/delete_account.html",
+    )

app/dashboard/views/directory.py

@@ -1,15 +1,8 @@
 from flask import render_template, request, redirect, url_for, flash
 from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
-from wtforms import (
+from wtforms import StringField, validators
-    StringField,
-    validators,
-    SelectMultipleField,
-    BooleanField,
-    IntegerField,
-)
 
-from app import parallel_limiter
 from app.config import (
     EMAIL_DOMAIN,
     ALIAS_DOMAINS,
@@ -28,25 +21,8 @@ class NewDirForm(FlaskForm):
     )
 
 
-class ToggleDirForm(FlaskForm):
-    directory_id = IntegerField(validators=[validators.DataRequired()])
-    directory_enabled = BooleanField(validators=[])
-
-
-class UpdateDirForm(FlaskForm):
-    directory_id = IntegerField(validators=[validators.DataRequired()])
-    mailbox_ids = SelectMultipleField(
-        validators=[validators.DataRequired()], validate_choice=False, choices=[]
-    )
-
-
-class DeleteDirForm(FlaskForm):
-    directory_id = IntegerField(validators=[validators.DataRequired()])
-
-
 @dashboard_bp.route("/directory", methods=["GET", "POST"])
 @login_required
-@parallel_limiter.lock(only_when=lambda: request.method == "POST")
 def directory():
     dirs = (
         Directory.filter_by(user_id=current_user.id)
@@ -57,68 +33,54 @@ def directory():
     mailboxes = current_user.mailboxes()
 
     new_dir_form = NewDirForm()
-    toggle_dir_form = ToggleDirForm()
-    update_dir_form = UpdateDirForm()
-    update_dir_form.mailbox_ids.choices = [
-        (str(mailbox.id), str(mailbox.id)) for mailbox in mailboxes
-    ]
-    delete_dir_form = DeleteDirForm()
 
     if request.method == "POST":
         if request.form.get("form-name") == "delete":
-            if not delete_dir_form.validate():
+            dir_id = request.form.get("dir-id")
-                flash("Invalid request", "warning")
+            dir = Directory.get(dir_id)
-                return redirect(url_for("dashboard.directory"))
-            dir_obj = Directory.get(delete_dir_form.directory_id.data)
 
-            if not dir_obj:
+            if not dir:
                 flash("Unknown error. Refresh the page", "warning")
                 return redirect(url_for("dashboard.directory"))
-            elif dir_obj.user_id != current_user.id:
+            elif dir.user_id != current_user.id:
                 flash("You cannot delete this directory", "warning")
                 return redirect(url_for("dashboard.directory"))
 
-            name = dir_obj.name
+            name = dir.name
-            Directory.delete(dir_obj.id)
+            Directory.delete(dir_id)
             Session.commit()
             flash(f"Directory {name} has been deleted", "success")
 
             return redirect(url_for("dashboard.directory"))
 
         if request.form.get("form-name") == "toggle-directory":
-            if not toggle_dir_form.validate():
+            dir_id = request.form.get("dir-id")
-                flash("Invalid request", "warning")
+            dir = Directory.get(dir_id)
-                return redirect(url_for("dashboard.directory"))
-            dir_id = toggle_dir_form.directory_id.data
-            dir_obj = Directory.get(dir_id)
 
-            if not dir_obj or dir_obj.user_id != current_user.id:
+            if not dir or dir.user_id != current_user.id:
                 flash("Unknown error. Refresh the page", "warning")
                 return redirect(url_for("dashboard.directory"))
 
-            if toggle_dir_form.directory_enabled.data:
+            if request.form.get("dir-status") == "on":
-                dir_obj.disabled = False
+                dir.disabled = False
-                flash(f"On-the-fly is enabled for {dir_obj.name}", "success")
+                flash(f"On-the-fly is enabled for {dir.name}", "success")
             else:
-                dir_obj.disabled = True
+                dir.disabled = True
-                flash(f"On-the-fly is disabled for {dir_obj.name}", "warning")
+                flash(f"On-the-fly is disabled for {dir.name}", "warning")
 
             Session.commit()
 
             return redirect(url_for("dashboard.directory"))
 
         elif request.form.get("form-name") == "update":
-            if not update_dir_form.validate():
+            dir_id = request.form.get("dir-id")
-                flash("Invalid request", "warning")
+            dir = Directory.get(dir_id)
-                return redirect(url_for("dashboard.directory"))
-            dir_id = update_dir_form.directory_id.data
-            dir_obj = Directory.get(dir_id)
 
-            if not dir_obj or dir_obj.user_id != current_user.id:
+            if not dir or dir.user_id != current_user.id:
                 flash("Unknown error. Refresh the page", "warning")
                 return redirect(url_for("dashboard.directory"))
 
-            mailbox_ids = update_dir_form.mailbox_ids.data
+            mailbox_ids = request.form.getlist("mailbox_ids")
             # check if mailbox is not tempered with
             mailboxes = []
             for mailbox_id in mailbox_ids:
@@ -137,14 +99,14 @@ def directory():
                 return redirect(url_for("dashboard.directory"))
 
             # first remove all existing directory-mailboxes links
-            DirectoryMailbox.filter_by(directory_id=dir_obj.id).delete()
+            DirectoryMailbox.filter_by(directory_id=dir.id).delete()
             Session.flush()
 
             for mailbox in mailboxes:
-                DirectoryMailbox.create(directory_id=dir_obj.id, mailbox_id=mailbox.id)
+                DirectoryMailbox.create(directory_id=dir.id, mailbox_id=mailbox.id)
 
             Session.commit()
-            flash(f"Directory {dir_obj.name} has been updated", "success")
+            flash(f"Directory {dir.name} has been updated", "success")
 
             return redirect(url_for("dashboard.directory"))
         elif request.form.get("form-name") == "create":
@@ -219,9 +181,6 @@ def directory():
     return render_template(
         "dashboard/directory.html",
         dirs=dirs,
-        toggle_dir_form=toggle_dir_form,
-        update_dir_form=update_dir_form,
-        delete_dir_form=delete_dir_form,
         new_dir_form=new_dir_form,
         mailboxes=mailboxes,
         EMAIL_DOMAIN=EMAIL_DOMAIN,

app/dashboard/views/domain_detail.py

@@ -1,16 +1,22 @@
 import re
 
+import arrow
 from flask import render_template, request, redirect, url_for, flash
 from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
 from wtforms import StringField, validators, IntegerField
 
-from app.constants import DMARC_RECORD
+from app.config import EMAIL_SERVERS_WITH_PRIORITY, EMAIL_DOMAIN, JOB_DELETE_DOMAIN
-from app.config import EMAIL_SERVERS_WITH_PRIORITY, EMAIL_DOMAIN
-from app.custom_domain_utils import delete_custom_domain
-from app.custom_domain_validation import CustomDomainValidation
 from app.dashboard.base import dashboard_bp
 from app.db import Session
+from app.dns_utils import (
+    get_mx_domains,
+    get_spf_domain,
+    get_txt_record,
+    get_cname_record,
+    is_mx_equivalent,
+)
+from app.log import LOG
 from app.models import (
     CustomDomain,
     Alias,
@@ -19,9 +25,10 @@ from app.models import (
     DomainMailbox,
     AutoCreateRule,
     AutoCreateRuleMailbox,
+    Job,
 )
 from app.regex_utils import regex_match
-from app.utils import random_string, CSRFValidationForm
+from app.utils import random_string
 
 
 @dashboard_bp.route("/domains/<int:custom_domain_id>/dns", methods=["GET", "POST"])
@@ -39,25 +46,25 @@ def domain_detail_dns(custom_domain_id):
 
     spf_record = f"v=spf1 include:{EMAIL_DOMAIN} ~all"
 
-    domain_validator = CustomDomainValidation(EMAIL_DOMAIN)
+    # hardcode the DKIM selector here
-    csrf_form = CSRFValidationForm()
+    dkim_cname = f"dkim._domainkey.{EMAIL_DOMAIN}"
+
+    dmarc_record = "v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s"
 
     mx_ok = spf_ok = dkim_ok = dmarc_ok = ownership_ok = True
     mx_errors = spf_errors = dkim_errors = dmarc_errors = ownership_errors = []
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         if request.form.get("form-name") == "check-ownership":
-            ownership_validation_result = domain_validator.validate_domain_ownership(
+            txt_records = get_txt_record(custom_domain.domain)
-                custom_domain
+
-            )
+            if custom_domain.get_ownership_dns_txt_value() in txt_records:
-            if ownership_validation_result.success:
                 flash(
                     "Domain ownership is verified. Please proceed to the other records setup",
                     "success",
                 )
+                custom_domain.ownership_verified = True
+                Session.commit()
                 return redirect(
                     url_for(
                         "dashboard.domain_detail_dns",
@@ -68,28 +75,36 @@ def domain_detail_dns(custom_domain_id):
             else:
                 flash("We can't find the needed TXT record", "error")
                 ownership_ok = False
-                ownership_errors = ownership_validation_result.errors
+                ownership_errors = txt_records
 
         elif request.form.get("form-name") == "check-mx":
-            mx_validation_result = domain_validator.validate_mx_records(custom_domain)
+            mx_domains = get_mx_domains(custom_domain.domain)
-            if mx_validation_result.success:
+
+            if not is_mx_equivalent(mx_domains, EMAIL_SERVERS_WITH_PRIORITY):
+                flash("The MX record is not correctly set", "warning")
+
+                mx_ok = False
+                # build mx_errors to show to user
+                mx_errors = [
+                    f"{priority} {domain}" for (priority, domain) in mx_domains
+                ]
+            else:
                 flash(
                     "Your domain can start receiving emails. You can now use it to create alias",
                     "success",
                 )
+                custom_domain.verified = True
+                Session.commit()
                 return redirect(
                     url_for(
                         "dashboard.domain_detail_dns", custom_domain_id=custom_domain.id
                     )
                 )
-            else:
-                flash("The MX record is not correctly set", "warning")
-                mx_ok = False
-                mx_errors = mx_validation_result.errors
-
         elif request.form.get("form-name") == "check-spf":
-            spf_validation_result = domain_validator.validate_spf_records(custom_domain)
+            spf_domains = get_spf_domain(custom_domain.domain)
-            if spf_validation_result.success:
+            if EMAIL_DOMAIN in spf_domains:
+                custom_domain.spf_verified = True
+                Session.commit()
                 flash("SPF is setup correctly", "success")
                 return redirect(
                     url_for(
@@ -97,31 +112,39 @@ def domain_detail_dns(custom_domain_id):
                     )
                 )
             else:
+                custom_domain.spf_verified = False
+                Session.commit()
                 flash(
                     f"SPF: {EMAIL_DOMAIN} is not included in your SPF record.",
                     "warning",
                 )
                 spf_ok = False
-                spf_errors = spf_validation_result.errors
+                spf_errors = get_txt_record(custom_domain.domain)
 
         elif request.form.get("form-name") == "check-dkim":
-            dkim_errors = domain_validator.validate_dkim_records(custom_domain)
+            dkim_record = get_cname_record("dkim._domainkey." + custom_domain.domain)
-            if len(dkim_errors) == 0:
+            if dkim_record == dkim_cname:
                 flash("DKIM is setup correctly.", "success")
+                custom_domain.dkim_verified = True
+                Session.commit()
+
                 return redirect(
                     url_for(
                         "dashboard.domain_detail_dns", custom_domain_id=custom_domain.id
                     )
                 )
             else:
-                dkim_ok = False
+                custom_domain.dkim_verified = False
+                Session.commit()
                 flash("DKIM: the CNAME record is not correctly set", "warning")
+                dkim_ok = False
+                dkim_errors = [dkim_record or "[Empty]"]
 
         elif request.form.get("form-name") == "check-dmarc":
-            dmarc_validation_result = domain_validator.validate_dmarc_records(
+            txt_records = get_txt_record("_dmarc." + custom_domain.domain)
-                custom_domain
+            if dmarc_record in txt_records:
-            )
+                custom_domain.dmarc_verified = True
-            if dmarc_validation_result.success:
+                Session.commit()
                 flash("DMARC is setup correctly", "success")
                 return redirect(
                     url_for(
@@ -129,21 +152,18 @@ def domain_detail_dns(custom_domain_id):
                     )
                 )
             else:
+                custom_domain.dmarc_verified = False
+                Session.commit()
                 flash(
                     "DMARC: The TXT record is not correctly set",
                     "warning",
                 )
                 dmarc_ok = False
-                dmarc_errors = dmarc_validation_result.errors
+                dmarc_errors = txt_records
 
     return render_template(
         "dashboard/domain_detail/dns.html",
         EMAIL_SERVERS_WITH_PRIORITY=EMAIL_SERVERS_WITH_PRIORITY,
-        ownership_record=domain_validator.get_ownership_verification_record(
-            custom_domain
-        ),
-        dkim_records=domain_validator.get_dkim_records(custom_domain),
-        dmarc_record=DMARC_RECORD,
         **locals(),
     )
 
@@ -151,7 +171,6 @@ def domain_detail_dns(custom_domain_id):
 @dashboard_bp.route("/domains/<int:custom_domain_id>/info", methods=["GET", "POST"])
 @login_required
 def domain_detail(custom_domain_id):
-    csrf_form = CSRFValidationForm()
     custom_domain: CustomDomain = CustomDomain.get(custom_domain_id)
     mailboxes = current_user.mailboxes()
 
@@ -160,9 +179,6 @@ def domain_detail(custom_domain_id):
         return redirect(url_for("dashboard.index"))
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         if request.form.get("form-name") == "switch-catch-all":
             custom_domain.catch_all = not custom_domain.catch_all
             Session.commit()
@@ -261,8 +277,16 @@ def domain_detail(custom_domain_id):
 
         elif request.form.get("form-name") == "delete":
             name = custom_domain.domain
+            LOG.d("Schedule deleting %s", custom_domain)
 
-            delete_custom_domain(custom_domain)
+            # Schedule delete domain job
+            LOG.w("schedule delete domain job for %s", custom_domain)
+            Job.create(
+                name=JOB_DELETE_DOMAIN,
+                payload={"custom_domain_id": custom_domain.id},
+                run_at=arrow.now(),
+                commit=True,
+            )
 
             flash(
                 f"{name} scheduled for deletion."
@@ -283,16 +307,12 @@ def domain_detail(custom_domain_id):
 @dashboard_bp.route("/domains/<int:custom_domain_id>/trash", methods=["GET", "POST"])
 @login_required
 def domain_detail_trash(custom_domain_id):
-    csrf_form = CSRFValidationForm()
     custom_domain = CustomDomain.get(custom_domain_id)
     if not custom_domain or custom_domain.user_id != current_user.id:
         flash("You cannot see this page", "warning")
         return redirect(url_for("dashboard.index"))
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         if request.form.get("form-name") == "empty-all":
             DomainDeletedAlias.filter_by(domain_id=custom_domain.id).delete()
             Session.commit()
@@ -336,7 +356,6 @@ def domain_detail_trash(custom_domain_id):
         "dashboard/domain_detail/trash.html",
         domain_deleted_aliases=domain_deleted_aliases,
         custom_domain=custom_domain,
-        csrf_form=csrf_form,
     )
 
 

app/dashboard/views/enter_sudo.py

@@ -6,15 +6,11 @@ from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
 from wtforms import PasswordField, validators
 
-from app.config import CONNECT_WITH_PROTON, OIDC_CLIENT_ID, CONNECT_WITH_OIDC_ICON
 from app.dashboard.base import dashboard_bp
-from app.extensions import limiter
 from app.log import LOG
-from app.models import PartnerUser, SocialAuth
-from app.proton.utils import get_proton_partner
 from app.utils import sanitize_next_url
 
-_SUDO_GAP = 120
+_SUDO_GAP = 900
 
 
 class LoginForm(FlaskForm):
@@ -22,7 +18,6 @@ class LoginForm(FlaskForm):
 
 
 @dashboard_bp.route("/enter_sudo", methods=["GET", "POST"])
-@limiter.limit("3/minute")
 @login_required
 def enter_sudo():
     password_check_form = LoginForm()
@@ -44,26 +39,8 @@ def enter_sudo():
         else:
             flash("Incorrect password", "warning")
 
-    proton_enabled = CONNECT_WITH_PROTON
-    if proton_enabled:
-        # Only for users that have the account linked
-        partner_user = PartnerUser.get_by(user_id=current_user.id)
-        if not partner_user or partner_user.partner_id != get_proton_partner().id:
-            proton_enabled = False
-
-    oidc_enabled = OIDC_CLIENT_ID is not None
-    if oidc_enabled:
-        oidc_enabled = (
-            SocialAuth.get_by(user_id=current_user.id, social="oidc") is not None
-        )
-
     return render_template(
-        "dashboard/enter_sudo.html",
+        "dashboard/enter_sudo.html", password_check_form=password_check_form
-        password_check_form=password_check_form,
-        next=request.args.get("next"),
-        connect_with_proton=proton_enabled,
-        connect_with_oidc=oidc_enabled,
-        connect_with_oidc_icon=CONNECT_WITH_OIDC_ICON,
     )
 
 

app/dashboard/views/fido_setup.py

@@ -78,10 +78,10 @@ def fido_setup():
         )
 
         flash("Security key has been activated", "success")
-        recovery_codes = RecoveryCode.generate(current_user)
+        if not RecoveryCode.filter_by(user_id=current_user.id).all():
-        return render_template(
+            return redirect(url_for("dashboard.recovery_code_route"))
-            "dashboard/recovery_code.html", recovery_codes=recovery_codes
+        else:
-        )
+            return redirect(url_for("dashboard.fido_manage"))
 
     # Prepare information for key registration process
     fido_uuid = (

app/dashboard/views/index.py

@@ -3,7 +3,7 @@ from dataclasses import dataclass
 from flask import render_template, request, redirect, url_for, flash
 from flask_login import login_required, current_user
 
-from app import alias_utils, parallel_limiter
+from app import alias_utils
 from app.api.serializer import get_alias_infos_with_pagination_v3, get_alias_info_v3
 from app.config import ALIAS_LIMIT, PAGE_LIMIT
 from app.dashboard.base import dashboard_bp
@@ -12,13 +12,11 @@ from app.extensions import limiter
 from app.log import LOG
 from app.models import (
     Alias,
-    AliasDeleteReason,
     AliasGeneratorEnum,
     User,
     EmailLog,
     Contact,
 )
-from app.utils import CSRFValidationForm
 
 
 @dataclass
@@ -53,17 +51,12 @@ def get_stats(user: User) -> Stats:
 
 
 @dashboard_bp.route("/", methods=["GET", "POST"])
-@login_required
 @limiter.limit(
     ALIAS_LIMIT,
     methods=["POST"],
     exempt_when=lambda: request.form.get("form-name") != "create-random-email",
 )
-@limiter.limit("10/minute", methods=["GET"], key_func=lambda: current_user.id)
+@login_required
-@parallel_limiter.lock(
-    name="alias_creation",
-    only_when=lambda: request.form.get("form-name") == "create-random-email",
-)
 def index():
     query = request.args.get("query") or ""
     sort = request.args.get("sort") or ""
@@ -82,12 +75,8 @@ def index():
                 "highlight_alias_id must be a number, received %s",
                 request.args.get("highlight_alias_id"),
             )
-    csrf_form = CSRFValidationForm()
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         if request.form.get("form-name") == "create-custom-email":
             if current_user.can_create_new_alias():
                 return redirect(url_for("dashboard.custom_alias"))
@@ -142,25 +131,17 @@ def index():
                 )
 
             if request.form.get("form-name") == "delete-alias":
-                LOG.i(f"User {current_user} requested deletion of alias {alias}")
+                LOG.d("delete alias %s", alias)
                 email = alias.email
-                alias_utils.delete_alias(
+                alias_utils.delete_alias(alias, current_user)
-                    alias, current_user, AliasDeleteReason.ManualAction, commit=True
-                )
                 flash(f"Alias {email} has been deleted", "success")
             elif request.form.get("form-name") == "disable-alias":
-                alias_utils.change_alias_status(alias, enabled=False)
+                alias.enabled = False
                 Session.commit()
                 flash(f"Alias {alias.email} has been disabled", "success")
 
         return redirect(
-            url_for(
+            url_for("dashboard.index", query=query, sort=sort, filter=alias_filter)
-                "dashboard.index",
-                query=query,
-                sort=sort,
-                filter=alias_filter,
-                page=page,
-            )
         )
 
     mailboxes = current_user.mailboxes()
@@ -223,7 +204,6 @@ def index():
         sort=sort,
         filter=alias_filter,
         stats=stats,
-        csrf_form=csrf_form,
     )
 
 

app/dashboard/views/mailbox.py

@@ -1,21 +1,23 @@
-import base64
+import arrow
-import binascii
-import json
-
 from flask import render_template, request, redirect, url_for, flash
 from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
-from itsdangerous import TimestampSigner
+from itsdangerous import Signer
-from wtforms import validators, IntegerField
+from wtforms import validators
 from wtforms.fields.html5 import EmailField
 
-from app import parallel_limiter, mailbox_utils, user_settings
+from app.config import MAILBOX_SECRET, URL, JOB_DELETE_MAILBOX
-from app.config import MAILBOX_SECRET
 from app.dashboard.base import dashboard_bp
 from app.db import Session
+from app.email_utils import (
+    email_can_be_used_as_mailbox,
+    mailbox_already_used,
+    render,
+    send_email,
+    is_valid_email,
+)
 from app.log import LOG
-from app.models import Mailbox
+from app.models import Mailbox, Job
-from app.utils import CSRFValidationForm
 
 
 class NewMailboxForm(FlaskForm):
@@ -24,16 +26,8 @@ class NewMailboxForm(FlaskForm):
     )
 
 
-class DeleteMailboxForm(FlaskForm):
-    mailbox_id = IntegerField(
-        validators=[validators.DataRequired()],
-    )
-    transfer_mailbox_id = IntegerField()
-
-
 @dashboard_bp.route("/mailbox", methods=["GET", "POST"])
 @login_required
-@parallel_limiter.lock(only_when=lambda: request.method == "POST")
 def mailbox_route():
     mailboxes = (
         Mailbox.filter_by(user_id=current_user.id)
@@ -42,127 +36,169 @@ def mailbox_route():
     )
 
     new_mailbox_form = NewMailboxForm()
-    csrf_form = CSRFValidationForm()
-    delete_mailbox_form = DeleteMailboxForm()
 
     if request.method == "POST":
         if request.form.get("form-name") == "delete":
-            if not delete_mailbox_form.validate():
+            mailbox_id = request.form.get("mailbox-id")
-                flash("Invalid request", "warning")
+            mailbox = Mailbox.get(mailbox_id)
-                return redirect(request.url)
+
-            try:
+            if not mailbox or mailbox.user_id != current_user.id:
-                mailbox = mailbox_utils.delete_mailbox(
+                flash("Unknown error. Refresh the page", "warning")
-                    current_user,
-                    delete_mailbox_form.mailbox_id.data,
-                    delete_mailbox_form.transfer_mailbox_id.data,
-                )
-            except mailbox_utils.MailboxError as e:
-                flash(e.msg, "warning")
                 return redirect(url_for("dashboard.mailbox_route"))
+
+            if mailbox.id == current_user.default_mailbox_id:
+                flash("You cannot delete default mailbox", "error")
+                return redirect(url_for("dashboard.mailbox_route"))
+
+            # Schedule delete account job
+            LOG.w("schedule delete mailbox job for %s", mailbox)
+            Job.create(
+                name=JOB_DELETE_MAILBOX,
+                payload={"mailbox_id": mailbox.id},
+                run_at=arrow.now(),
+                commit=True,
+            )
+
             flash(
                 f"Mailbox {mailbox.email} scheduled for deletion."
                 f"You will receive a confirmation email when the deletion is finished",
                 "success",
             )
-            return redirect(url_for("dashboard.mailbox_route"))
 
+            return redirect(url_for("dashboard.mailbox_route"))
         if request.form.get("form-name") == "set-default":
-            if not csrf_form.validate():
+            mailbox_id = request.form.get("mailbox-id")
-                flash("Invalid request", "warning")
+            mailbox = Mailbox.get(mailbox_id)
-                return redirect(request.url)
+
-            try:
+            if not mailbox or mailbox.user_id != current_user.id:
-                mailbox_id = request.form.get("mailbox_id")
+                flash("Unknown error. Refresh the page", "warning")
-                mailbox = user_settings.set_default_mailbox(current_user, mailbox_id)
-            except user_settings.CannotSetMailbox as e:
-                flash(e.msg, "warning")
                 return redirect(url_for("dashboard.mailbox_route"))
 
+            if mailbox.id == current_user.default_mailbox_id:
+                flash("This mailbox is already default one", "error")
+                return redirect(url_for("dashboard.mailbox_route"))
+
+            if not mailbox.verified:
+                flash("Cannot set unverified mailbox as default", "error")
+                return redirect(url_for("dashboard.mailbox_route"))
+
+            current_user.default_mailbox_id = mailbox.id
+            Session.commit()
             flash(f"Mailbox {mailbox.email} is set as Default Mailbox", "success")
 
             return redirect(url_for("dashboard.mailbox_route"))
 
         elif request.form.get("form-name") == "create":
-            if not new_mailbox_form.validate():
+            if not current_user.is_premium():
-                flash("Invalid request", "warning")
+                flash("Only premium plan can add additional mailbox", "warning")
-                return redirect(request.url)
-            mailbox_email = new_mailbox_form.email.data.lower().strip().replace(" ", "")
-            try:
-                mailbox = mailbox_utils.create_mailbox(
-                    current_user, mailbox_email
-                ).mailbox
-            except mailbox_utils.MailboxError as e:
-                flash(e.msg, "warning")
                 return redirect(url_for("dashboard.mailbox_route"))
 
-            flash(
+            if new_mailbox_form.validate():
-                f"You are going to receive an email to confirm {mailbox.email}.",
+                mailbox_email = (
-                "success",
+                    new_mailbox_form.email.data.lower().strip().replace(" ", "")
-            )
-
-            return redirect(
-                url_for(
-                    "dashboard.mailbox_detail_route",
-                    mailbox_id=mailbox.id,
                 )
-            )
+
+                if not is_valid_email(mailbox_email):
+                    flash(f"{mailbox_email} invalid", "error")
+                elif mailbox_already_used(mailbox_email, current_user):
+                    flash(f"{mailbox_email} already used", "error")
+                elif not email_can_be_used_as_mailbox(mailbox_email):
+                    flash(f"You cannot use {mailbox_email}.", "error")
+                else:
+                    new_mailbox = Mailbox.create(
+                        email=mailbox_email, user_id=current_user.id
+                    )
+                    Session.commit()
+
+                    send_verification_email(current_user, new_mailbox)
+
+                    flash(
+                        f"You are going to receive an email to confirm {mailbox_email}.",
+                        "success",
+                    )
+
+                    return redirect(
+                        url_for(
+                            "dashboard.mailbox_detail_route", mailbox_id=new_mailbox.id
+                        )
+                    )
 
     return render_template(
         "dashboard/mailbox.html",
         mailboxes=mailboxes,
         new_mailbox_form=new_mailbox_form,
-        delete_mailbox_form=delete_mailbox_form,
+    )
-        csrf_form=csrf_form,
+
+
+def delete_mailbox(mailbox_id: int):
+    from server import create_light_app
+
+    with create_light_app().app_context():
+        mailbox = Mailbox.get(mailbox_id)
+        if not mailbox:
+            return
+
+        mailbox_email = mailbox.email
+        user = mailbox.user
+
+        Mailbox.delete(mailbox_id)
+        Session.commit()
+        LOG.d("Mailbox %s %s deleted", mailbox_id, mailbox_email)
+
+        send_email(
+            user.email,
+            f"Your mailbox {mailbox_email} has been deleted",
+            f"""Mailbox {mailbox_email} along with its aliases are deleted successfully.
+
+Regards,
+SimpleLogin team.
+        """,
+        )
+
+
+def send_verification_email(user, mailbox):
+    s = Signer(MAILBOX_SECRET)
+    mailbox_id_signed = s.sign(str(mailbox.id)).decode()
+    verification_url = (
+        URL + "/dashboard/mailbox_verify" + f"?mailbox_id={mailbox_id_signed}"
+    )
+    send_email(
+        mailbox.email,
+        f"Please confirm your email {mailbox.email}",
+        render(
+            "transactional/verify-mailbox.txt",
+            user=user,
+            link=verification_url,
+            mailbox_email=mailbox.email,
+        ),
+        render(
+            "transactional/verify-mailbox.html",
+            user=user,
+            link=verification_url,
+            mailbox_email=mailbox.email,
+        ),
     )
 
 
 @dashboard_bp.route("/mailbox_verify")
-@login_required
 def mailbox_verify():
+    s = Signer(MAILBOX_SECRET)
     mailbox_id = request.args.get("mailbox_id")
-    code = request.args.get("code")
-    if not code:
-        # Old way
-        return verify_with_signed_secret(mailbox_id)
-    try:
-        mailbox = mailbox_utils.verify_mailbox_code(current_user, mailbox_id, code)
-    except mailbox_utils.MailboxError as e:
-        LOG.i(f"Cannot verify mailbox {mailbox_id} because of {e}")
-        flash(f"Cannot verify mailbox: {e.msg}", "error")
-        return redirect(url_for("dashboard.mailbox_route"))
-    LOG.d("Mailbox %s is verified", mailbox)
-    return render_template("dashboard/mailbox_validation.html", mailbox=mailbox)
 
-
-def verify_with_signed_secret(request: str):
-    s = TimestampSigner(MAILBOX_SECRET)
-    mailbox_verify_request = request.args.get("mailbox_id")
     try:
-        mailbox_raw_data = s.unsign(mailbox_verify_request, max_age=900)
+        r_id = int(s.unsign(mailbox_id))
     except Exception:
         flash("Invalid link. Please delete and re-add your mailbox", "error")
         return redirect(url_for("dashboard.mailbox_route"))
-    try:
+    else:
-        decoded_data = base64.urlsafe_b64decode(mailbox_raw_data)
+        mailbox = Mailbox.get(r_id)
-    except binascii.Error:
+        if not mailbox:
-        flash("Invalid link. Please delete and re-add your mailbox", "error")
+            flash("Invalid link", "error")
-        return redirect(url_for("dashboard.mailbox_route"))
+            return redirect(url_for("dashboard.mailbox_route"))
-    mailbox_data = json.loads(decoded_data)
-    if not isinstance(mailbox_data, list) or len(mailbox_data) != 2:
-        flash("Invalid link. Please delete and re-add your mailbox", "error")
-        return redirect(url_for("dashboard.mailbox_route"))
-    mailbox_id = mailbox_data[0]
-    mailbox = Mailbox.get(mailbox_id)
-    if not mailbox:
-        flash("Invalid link", "error")
-        return redirect(url_for("dashboard.mailbox_route"))
-    mailbox_email = mailbox_data[1]
-    if mailbox_email != mailbox.email:
-        flash("Invalid link", "error")
-        return redirect(url_for("dashboard.mailbox_route"))
 
-    mailbox.verified = True
+        mailbox.verified = True
-    Session.commit()
+        Session.commit()
 
-    LOG.d("Mailbox %s is verified", mailbox)
+        LOG.d("Mailbox %s is verified", mailbox)
 
-    return render_template("dashboard/mailbox_validation.html", mailbox=mailbox)
+        return render_template("dashboard/mailbox_validation.html", mailbox=mailbox)

app/dashboard/views/mailbox_detail.py

@@ -1,26 +1,23 @@
 from smtplib import SMTPRecipientsRefused
 
-from email_validator import validate_email, EmailNotValidError
 from flask import render_template, request, redirect, url_for, flash
 from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
-from itsdangerous import TimestampSigner
+from itsdangerous import Signer
 from wtforms import validators
 from wtforms.fields.html5 import EmailField
 
 from app.config import ENFORCE_SPF, MAILBOX_SECRET
 from app.config import URL
 from app.dashboard.base import dashboard_bp
-from app.dashboard.views.enter_sudo import sudo_required
 from app.db import Session
 from app.email_utils import email_can_be_used_as_mailbox
 from app.email_utils import mailbox_already_used, render, send_email
-from app.extensions import limiter
 from app.log import LOG
 from app.models import Alias, AuthorizedAddress
 from app.models import Mailbox
 from app.pgp_utils import PGPException, load_public_key_and_check
-from app.utils import sanitize_email, CSRFValidationForm
+from app.utils import sanitize_email
 
 
 class ChangeEmailForm(FlaskForm):
@@ -31,16 +28,13 @@ class ChangeEmailForm(FlaskForm):
 
 @dashboard_bp.route("/mailbox/<int:mailbox_id>/", methods=["GET", "POST"])
 @login_required
-@sudo_required
-@limiter.limit("20/minute", methods=["POST"])
 def mailbox_detail_route(mailbox_id):
-    mailbox: Mailbox = Mailbox.get(mailbox_id)
+    mailbox = Mailbox.get(mailbox_id)
     if not mailbox or mailbox.user_id != current_user.id:
         flash("You cannot see this page", "warning")
         return redirect(url_for("dashboard.index"))
 
     change_email_form = ChangeEmailForm()
-    csrf_form = CSRFValidationForm()
 
     if mailbox.new_email:
         pending_email = mailbox.new_email
@@ -48,9 +42,6 @@ def mailbox_detail_route(mailbox_id):
         pending_email = None
 
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         if (
             request.form.get("form-name") == "update-email"
             and change_email_form.validate_on_submit()
@@ -103,23 +94,16 @@ def mailbox_detail_route(mailbox_id):
             )
         elif request.form.get("form-name") == "add-authorized-address":
             address = sanitize_email(request.form.get("email"))
-            try:
+            if AuthorizedAddress.get_by(mailbox_id=mailbox.id, email=address):
-                validate_email(
+                flash(f"{address} already added", "error")
-                    address, check_deliverability=False, allow_smtputf8=False
-                ).domain
-            except EmailNotValidError:
-                flash(f"invalid {address}", "error")
             else:
-                if AuthorizedAddress.get_by(mailbox_id=mailbox.id, email=address):
+                AuthorizedAddress.create(
-                    flash(f"{address} already added", "error")
+                    user_id=current_user.id,
-                else:
+                    mailbox_id=mailbox.id,
-                    AuthorizedAddress.create(
+                    email=address,
-                        user_id=current_user.id,
+                    commit=True,
-                        mailbox_id=mailbox.id,
+                )
-                        email=address,
+                flash(f"{address} added as authorized address", "success")
-                        commit=True,
-                    )
-                    flash(f"{address} added as authorized address", "success")
 
             return redirect(
                 url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
@@ -148,15 +132,6 @@ def mailbox_detail_route(mailbox_id):
                         url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
                     )
 
-                if mailbox.is_proton():
-                    flash(
-                        "Enabling PGP for a Proton Mail mailbox is redundant and does not add any security benefit",
-                        "info",
-                    )
-                    return redirect(
-                        url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
-                    )
-
                 mailbox.pgp_public_key = request.form.get("pgp")
                 try:
                     mailbox.pgp_finger_print = load_public_key_and_check(
@@ -183,15 +158,8 @@ def mailbox_detail_route(mailbox_id):
 
         elif request.form.get("form-name") == "toggle-pgp":
             if request.form.get("pgp-enabled") == "on":
-                if mailbox.is_proton():
+                mailbox.disable_pgp = False
-                    mailbox.disable_pgp = True
+                flash(f"PGP is enabled on {mailbox.email}", "success")
-                    flash(
-                        "Enabling PGP for a Proton Mail mailbox is redundant and does not add any security benefit",
-                        "info",
-                    )
-                else:
-                    mailbox.disable_pgp = False
-                    flash(f"PGP is enabled on {mailbox.email}", "info")
             else:
                 mailbox.disable_pgp = True
                 flash(f"PGP is disabled on {mailbox.email}", "info")
@@ -202,16 +170,25 @@ def mailbox_detail_route(mailbox_id):
             )
         elif request.form.get("form-name") == "generic-subject":
             if request.form.get("action") == "save":
+                if not mailbox.pgp_enabled():
+                    flash(
+                        "Generic subject can only be used on PGP-enabled mailbox",
+                        "error",
+                    )
+                    return redirect(
+                        url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
+                    )
+
                 mailbox.generic_subject = request.form.get("generic-subject")
                 Session.commit()
-                flash("Generic subject is enabled", "success")
+                flash("Generic subject for PGP-encrypted email is enabled", "success")
                 return redirect(
                     url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
                 )
             elif request.form.get("action") == "remove":
                 mailbox.generic_subject = None
                 Session.commit()
-                flash("Generic subject is disabled", "success")
+                flash("Generic subject for PGP-encrypted email is disabled", "success")
                 return redirect(
                     url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
                 )
@@ -221,7 +198,7 @@ def mailbox_detail_route(mailbox_id):
 
 
 def verify_mailbox_change(user, mailbox, new_email):
-    s = TimestampSigner(MAILBOX_SECRET)
+    s = Signer(MAILBOX_SECRET)
     mailbox_id_signed = s.sign(str(mailbox.id)).decode()
     verification_url = (
         f"{URL}/dashboard/mailbox/confirm_change?mailbox_id={mailbox_id_signed}"
@@ -231,7 +208,7 @@ def verify_mailbox_change(user, mailbox, new_email):
         new_email,
         "Confirm mailbox change on SimpleLogin",
         render(
-            "transactional/verify-mailbox-change.txt.jinja2",
+            "transactional/verify-mailbox-change.txt",
             user=user,
             link=verification_url,
             mailbox_email=mailbox.email,
@@ -273,11 +250,11 @@ def cancel_mailbox_change_route(mailbox_id):
 
 @dashboard_bp.route("/mailbox/confirm_change")
 def mailbox_confirm_change_route():
-    s = TimestampSigner(MAILBOX_SECRET)
+    s = Signer(MAILBOX_SECRET)
     signed_mailbox_id = request.args.get("mailbox_id")
 
     try:
-        mailbox_id = int(s.unsign(signed_mailbox_id, max_age=900))
+        mailbox_id = int(s.unsign(signed_mailbox_id))
     except Exception:
         flash("Invalid link", "error")
         return redirect(url_for("dashboard.index"))

app/dashboard/views/mfa_cancel.py

@@ -5,7 +5,6 @@ from app.dashboard.base import dashboard_bp
 from app.dashboard.views.enter_sudo import sudo_required
 from app.db import Session
 from app.models import RecoveryCode
-from app.utils import CSRFValidationForm
 
 
 @dashboard_bp.route("/mfa_cancel", methods=["GET", "POST"])
@@ -16,13 +15,8 @@ def mfa_cancel():
         flash("you don't have MFA enabled", "warning")
         return redirect(url_for("dashboard.index"))
 
-    csrf_form = CSRFValidationForm()
-
     # user cancels TOTP
     if request.method == "POST":
-        if not csrf_form.validate():
-            flash("Invalid request", "warning")
-            return redirect(request.url)
         current_user.enable_otp = False
         current_user.otp_secret = None
         Session.commit()
@@ -34,4 +28,4 @@ def mfa_cancel():
         flash("TOTP is now disabled", "warning")
         return redirect(url_for("dashboard.index"))
 
-    return render_template("dashboard/mfa_cancel.html", csrf_form=csrf_form)
+    return render_template("dashboard/mfa_cancel.html")

app/dashboard/views/mfa_setup.py

@@ -8,7 +8,6 @@ from app.dashboard.base import dashboard_bp
 from app.dashboard.views.enter_sudo import sudo_required
 from app.db import Session
 from app.log import LOG
-from app.models import RecoveryCode
 
 
 class OtpTokenForm(FlaskForm):
@@ -40,10 +39,8 @@ def mfa_setup():
             current_user.last_otp = token
             Session.commit()
             flash("MFA has been activated", "success")
-            recovery_codes = RecoveryCode.generate(current_user)
+
-            return render_template(
+            return redirect(url_for("dashboard.recovery_code_route"))
-                "dashboard/recovery_code.html", recovery_codes=recovery_codes
-            )
         else:
             flash("Incorrect token", "warning")
 

app/dashboard/views/pricing.py

@@ -80,9 +80,8 @@ def pricing():
 @dashboard_bp.route("/subscription_success")
 @login_required
 def subscription_success():
-    return render_template(
+    flash("Thanks so much for supporting SimpleLogin!", "success")
-        "dashboard/thank-you.html",
+    return redirect(url_for("dashboard.index"))
-    )
 
 
 @dashboard_bp.route("/coinbase_checkout")

app/dashboard/views/recovery_code.py

@@ -0,0 +1,30 @@
+from flask import render_template, flash, redirect, url_for, request
+from flask_login import login_required, current_user
+
+from app.dashboard.base import dashboard_bp
+from app.log import LOG
+from app.models import RecoveryCode
+
+
+@dashboard_bp.route("/recovery_code", methods=["GET", "POST"])
+@login_required
+def recovery_code_route():
+    if not current_user.two_factor_authentication_enabled():
+        flash("you need to enable either TOTP or WebAuthn", "warning")
+        return redirect(url_for("dashboard.index"))
+
+    recovery_codes = RecoveryCode.filter_by(user_id=current_user.id).all()
+    if request.method == "GET" and not recovery_codes:
+        # user arrives at this page for the first time
+        LOG.d("%s has no recovery keys, generate", current_user)
+        RecoveryCode.generate(current_user)
+        recovery_codes = RecoveryCode.filter_by(user_id=current_user.id).all()
+
+    if request.method == "POST":
+        RecoveryCode.generate(current_user)
+        flash("New recovery codes generated", "success")
+        return redirect(url_for("dashboard.recovery_code_route"))
+
+    return render_template(
+        "dashboard/recovery_code.html", recovery_codes=recovery_codes
+    )

app/dashboard/views/setting.py

@@ -1,5 +1,4 @@
 from io import BytesIO
-from typing import Optional, Tuple
 
 import arrow
 from flask import (
@@ -12,40 +11,48 @@ from flask import (
 from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
 from flask_wtf.file import FileField
+from newrelic import agent
+from typing import Optional, Tuple
 from wtforms import StringField, validators
+from wtforms.fields.html5 import EmailField
 
-from app import s3, user_settings
+from app import s3, email_utils
 from app.config import (
+    URL,
     FIRST_ALIAS_DOMAIN,
     ALIAS_RANDOM_SUFFIX_LENGTH,
-    CONNECT_WITH_PROTON,
 )
 from app.dashboard.base import dashboard_bp
 from app.db import Session
+from app.email_utils import (
+    email_can_be_used_as_mailbox,
+    personal_email_already_used,
+)
 from app.errors import ProtonPartnerNotSetUp
-from app.extensions import limiter
 from app.image_validation import detect_image_format, ImageFormat
+from app.jobs.export_user_data_job import ExportUserDataJob
 from app.log import LOG
 from app.models import (
     BlockBehaviourEnum,
     PlanEnum,
     File,
+    ResetPasswordCode,
     EmailChange,
+    User,
+    Alias,
+    CustomDomain,
     AliasGeneratorEnum,
     AliasSuffixEnum,
     ManualSubscription,
     SenderFormatEnum,
+    SLDomain,
     CoinbaseSubscription,
     AppleSubscription,
     PartnerUser,
     PartnerSubscription,
-    UnsubscribeBehaviourEnum,
-)
-from app.proton.utils import get_proton_partner
-from app.utils import (
-    random_string,
-    CSRFValidationForm,
 )
+from app.proton.utils import is_connect_with_proton_enabled, get_proton_partner
+from app.utils import random_string, sanitize_email
 
 
 class SettingForm(FlaskForm):
@@ -53,6 +60,12 @@ class SettingForm(FlaskForm):
     profile_picture = FileField("Profile Picture")
 
 
+class ChangeEmailForm(FlaskForm):
+    email = EmailField(
+        "email", validators=[validators.DataRequired(), validators.Email()]
+    )
+
+
 class PromoCodeForm(FlaskForm):
     code = StringField("Name", validators=[validators.DataRequired()])
 
@@ -86,11 +99,10 @@ def get_partner_subscription_and_name(
 
 @dashboard_bp.route("/setting", methods=["GET", "POST"])
 @login_required
-@limiter.limit("5/minute", methods=["POST"])
 def setting():
     form = SettingForm()
     promo_form = PromoCodeForm()
-    csrf_form = CSRFValidationForm()
+    change_email_form = ChangeEmailForm()
 
     email_change = EmailChange.get_by(user_id=current_user.id)
     if email_change:
@@ -99,10 +111,67 @@ def setting():
         pending_email = None
 
     if request.method == "POST":
-        if not csrf_form.validate():
+        if request.form.get("form-name") == "update-email":
-            flash("Invalid request", "warning")
+            if change_email_form.validate():
-            return redirect(url_for("dashboard.setting"))
+                # whether user can proceed with the email update
+                new_email_valid = True
+                if (
+                    sanitize_email(change_email_form.email.data) != current_user.email
+                    and not pending_email
+                ):
+                    new_email = sanitize_email(change_email_form.email.data)
 
+                    # check if this email is not already used
+                    if personal_email_already_used(new_email) or Alias.get_by(
+                        email=new_email
+                    ):
+                        flash(f"Email {new_email} already used", "error")
+                        new_email_valid = False
+                    elif not email_can_be_used_as_mailbox(new_email):
+                        flash(
+                            "You cannot use this email address as your personal inbox.",
+                            "error",
+                        )
+                        new_email_valid = False
+                    # a pending email change with the same email exists from another user
+                    elif EmailChange.get_by(new_email=new_email):
+                        other_email_change: EmailChange = EmailChange.get_by(
+                            new_email=new_email
+                        )
+                        LOG.w(
+                            "Another user has a pending %s with the same email address. Current user:%s",
+                            other_email_change,
+                            current_user,
+                        )
+
+                        if other_email_change.is_expired():
+                            LOG.d(
+                                "delete the expired email change %s", other_email_change
+                            )
+                            EmailChange.delete(other_email_change.id)
+                            Session.commit()
+                        else:
+                            flash(
+                                "You cannot use this email address as your personal inbox.",
+                                "error",
+                            )
+                            new_email_valid = False
+
+                    if new_email_valid:
+                        email_change = EmailChange.create(
+                            user_id=current_user.id,
+                            code=random_string(
+                                60
+                            ),  # todo: make sure the code is unique
+                            new_email=new_email,
+                        )
+                        Session.commit()
+                        send_change_email_confirmation(current_user, email_change)
+                        flash(
+                            "A confirmation email is on the way, please check your inbox",
+                            "success",
+                        )
+                        return redirect(url_for("dashboard.setting"))
         if request.form.get("form-name") == "update-profile":
             if form.validate():
                 profile_updated = False
@@ -121,16 +190,6 @@ def setting():
                         )
                         return redirect(url_for("dashboard.setting"))
 
-                    if current_user.profile_picture_id is not None:
-                        current_profile_file = File.get_by(
-                            id=current_user.profile_picture_id
-                        )
-                        if (
-                            current_profile_file is not None
-                            and current_profile_file.user_id == current_user.id
-                        ):
-                            s3.delete(current_profile_file.path)
-
                     file_path = random_string(30)
                     file = File.create(user_id=current_user.id, path=file_path)
 
@@ -146,6 +205,15 @@ def setting():
                 if profile_updated:
                     flash("Your profile has been updated", "success")
                     return redirect(url_for("dashboard.setting"))
+
+        elif request.form.get("form-name") == "change-password":
+            flash(
+                "You are going to receive an email containing instructions to change your password",
+                "success",
+            )
+            send_reset_password_email(current_user)
+            return redirect(url_for("dashboard.setting"))
+
         elif request.form.get("form-name") == "notification-preference":
             choose = request.form.get("notification")
             if choose == "on":
@@ -155,6 +223,7 @@ def setting():
             Session.commit()
             flash("Your notification preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
+
         elif request.form.get("form-name") == "change-alias-generator":
             scheme = int(request.form.get("alias-generator-scheme"))
             if AliasGeneratorEnum.has_value(scheme):
@@ -162,17 +231,46 @@ def setting():
                 Session.commit()
             flash("Your preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
+
         elif request.form.get("form-name") == "change-random-alias-default-domain":
             default_domain = request.form.get("random-alias-default-domain")
-            try:
+
-                user_settings.set_default_alias_domain(current_user, default_domain)
+            if default_domain:
-            except user_settings.CannotSetAlias as e:
+                sl_domain: SLDomain = SLDomain.get_by(domain=default_domain)
-                flash(e.msg, "error")
+                if sl_domain:
-                return redirect(url_for("dashboard.setting"))
+                    if sl_domain.premium_only and not current_user.is_premium():
+                        flash("You cannot use this domain", "error")
+                        return redirect(url_for("dashboard.setting"))
+
+                    current_user.default_alias_public_domain_id = sl_domain.id
+                    current_user.default_alias_custom_domain_id = None
+                else:
+                    custom_domain = CustomDomain.get_by(domain=default_domain)
+                    if custom_domain:
+                        # sanity check
+                        if (
+                            custom_domain.user_id != current_user.id
+                            or not custom_domain.verified
+                        ):
+                            LOG.w(
+                                "%s cannot use domain %s", current_user, custom_domain
+                            )
+                            flash(f"Domain {default_domain} can't be used", "error")
+                            return redirect(request.url)
+                        else:
+                            current_user.default_alias_custom_domain_id = (
+                                custom_domain.id
+                            )
+                            current_user.default_alias_public_domain_id = None
+
+            else:
+                current_user.default_alias_custom_domain_id = None
+                current_user.default_alias_public_domain_id = None
 
             Session.commit()
             flash("Your preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
+
         elif request.form.get("form-name") == "random-alias-suffix":
             scheme = int(request.form.get("random-alias-suffix-generator"))
             if AliasSuffixEnum.has_value(scheme):
@@ -180,6 +278,7 @@ def setting():
                 Session.commit()
             flash("Your preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
+
         elif request.form.get("form-name") == "change-sender-format":
             sender_format = int(request.form.get("sender-format"))
             if SenderFormatEnum.has_value(sender_format):
@@ -189,6 +288,7 @@ def setting():
                 flash("Your sender format preference has been updated", "success")
             Session.commit()
             return redirect(url_for("dashboard.setting"))
+
         elif request.form.get("form-name") == "replace-ra":
             choose = request.form.get("replace-ra")
             if choose == "on":
@@ -198,21 +298,7 @@ def setting():
             Session.commit()
             flash("Your preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
-        elif request.form.get("form-name") == "enable_data_breach_check":
+
-            if not current_user.is_premium():
-                flash("Only premium plan can enable data breach monitoring", "warning")
-                return redirect(url_for("dashboard.setting"))
-            choose = request.form.get("enable_data_breach_check")
-            if choose == "on":
-                LOG.i("User {current_user} has enabled data breach monitoring")
-                current_user.enable_data_breach_check = True
-                flash("Data breach monitoring is enabled", "success")
-            else:
-                LOG.i("User {current_user} has disabled data breach monitoring")
-                current_user.enable_data_breach_check = False
-                flash("Data breach monitoring is disabled", "info")
-            Session.commit()
-            return redirect(url_for("dashboard.setting"))
         elif request.form.get("form-name") == "sender-in-ra":
             choose = request.form.get("enable")
             if choose == "on":
@@ -222,6 +308,7 @@ def setting():
             Session.commit()
             flash("Your preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
+
         elif request.form.get("form-name") == "expand-alias-info":
             choose = request.form.get("enable")
             if choose == "on":
@@ -241,16 +328,11 @@ def setting():
             flash("Your preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
         elif request.form.get("form-name") == "one-click-unsubscribe":
-            choose = request.form.get("unsubscribe-behaviour")
+            choose = request.form.get("enable")
-            if choose == UnsubscribeBehaviourEnum.PreserveOriginal.name:
+            if choose == "on":
-                current_user.unsub_behaviour = UnsubscribeBehaviourEnum.PreserveOriginal
+                current_user.one_click_unsubscribe_block_sender = True
-            elif choose == UnsubscribeBehaviourEnum.DisableAlias.name:
-                current_user.unsub_behaviour = UnsubscribeBehaviourEnum.DisableAlias
-            elif choose == UnsubscribeBehaviourEnum.BlockContact.name:
-                current_user.unsub_behaviour = UnsubscribeBehaviourEnum.BlockContact
             else:
-                flash("There was an error. Please try again", "warning")
+                current_user.one_click_unsubscribe_block_sender = False
-                return redirect(url_for("dashboard.setting"))
             Session.commit()
             flash("Your preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
@@ -283,6 +365,14 @@ def setting():
             Session.commit()
             flash("Your preference has been updated", "success")
             return redirect(url_for("dashboard.setting"))
+        elif request.form.get("form-name") == "send-full-user-report":
+            if ExportUserDataJob(current_user).store_job_in_db():
+                flash(
+                    "You will receive your SimpleLogin data via email shortly",
+                    "success",
+                )
+            else:
+                flash("An export of your data is currently in progress", "error")
 
     manual_sub = ManualSubscription.get_by(user_id=current_user.id)
     apple_sub = AppleSubscription.get_by(user_id=current_user.id)
@@ -299,15 +389,14 @@ def setting():
 
     return render_template(
         "dashboard/setting.html",
-        csrf_form=csrf_form,
         form=form,
         PlanEnum=PlanEnum,
         SenderFormatEnum=SenderFormatEnum,
         BlockBehaviourEnum=BlockBehaviourEnum,
         promo_form=promo_form,
+        change_email_form=change_email_form,
         pending_email=pending_email,
         AliasGeneratorEnum=AliasGeneratorEnum,
-        UnsubscribeBehaviourEnum=UnsubscribeBehaviourEnum,
         manual_sub=manual_sub,
         partner_sub=partner_sub,
         partner_name=partner_name,
@@ -316,6 +405,81 @@ def setting():
         coinbase_sub=coinbase_sub,
         FIRST_ALIAS_DOMAIN=FIRST_ALIAS_DOMAIN,
         ALIAS_RAND_SUFFIX_LENGTH=ALIAS_RANDOM_SUFFIX_LENGTH,
-        connect_with_proton=CONNECT_WITH_PROTON,
+        connect_with_proton=is_connect_with_proton_enabled(),
         proton_linked_account=proton_linked_account,
     )
+
+
+def send_reset_password_email(user):
+    """
+    generate a new ResetPasswordCode and send it over email to user
+    """
+    # the activation code is valid for 1h
+    reset_password_code = ResetPasswordCode.create(
+        user_id=user.id, code=random_string(60)
+    )
+    Session.commit()
+
+    reset_password_link = f"{URL}/auth/reset_password?code={reset_password_code.code}"
+
+    email_utils.send_reset_password_email(user.email, reset_password_link)
+
+
+def send_change_email_confirmation(user: User, email_change: EmailChange):
+    """
+    send confirmation email to the new email address
+    """
+
+    link = f"{URL}/auth/change_email?code={email_change.code}"
+
+    email_utils.send_change_email(email_change.new_email, user.email, link)
+
+
+@dashboard_bp.route("/resend_email_change", methods=["GET", "POST"])
+@login_required
+def resend_email_change():
+    email_change = EmailChange.get_by(user_id=current_user.id)
+    if email_change:
+        # extend email change expiration
+        email_change.expired = arrow.now().shift(hours=12)
+        Session.commit()
+
+        send_change_email_confirmation(current_user, email_change)
+        flash("A confirmation email is on the way, please check your inbox", "success")
+        return redirect(url_for("dashboard.setting"))
+    else:
+        flash(
+            "You have no pending email change. Redirect back to Setting page", "warning"
+        )
+        return redirect(url_for("dashboard.setting"))
+
+
+@dashboard_bp.route("/cancel_email_change", methods=["GET", "POST"])
+@login_required
+def cancel_email_change():
+    email_change = EmailChange.get_by(user_id=current_user.id)
+    if email_change:
+        EmailChange.delete(email_change.id)
+        Session.commit()
+        flash("Your email change is cancelled", "success")
+        return redirect(url_for("dashboard.setting"))
+    else:
+        flash(
+            "You have no pending email change. Redirect back to Setting page", "warning"
+        )
+        return redirect(url_for("dashboard.setting"))
+
+
+@dashboard_bp.route("/unlink_proton_account", methods=["GET", "POST"])
+@login_required
+def unlink_proton_account():
+    proton_partner = get_proton_partner()
+    partner_user = PartnerUser.get_by(
+        user_id=current_user.id, partner_id=proton_partner.id
+    )
+    if partner_user is not None:
+        PartnerUser.delete(partner_user.id)
+    Session.commit()
+    flash("Your Proton account has been unlinked", "success")
+    agent.record_custom_event("AccountUnlinked", {"partner": proton_partner.name})
+    return redirect(url_for("dashboard.setting"))

app/dashboard/views/subdomain.py

@@ -2,10 +2,7 @@ import re
 
 from flask import render_template, request, redirect, url_for, flash
 from flask_login import login_required, current_user
-from flask_wtf import FlaskForm
-from wtforms import StringField, validators
 
-from app import parallel_limiter
 from app.config import MAX_NB_SUBDOMAIN
 from app.dashboard.base import dashboard_bp
 from app.errors import SubdomainInTrashError
@@ -16,18 +13,8 @@ from app.models import CustomDomain, Mailbox, SLDomain
 _SUBDOMAIN_PATTERN = r"[0-9a-z-]{1,}"
 
 
-class NewSubdomainForm(FlaskForm):
-    domain = StringField(
-        "domain", validators=[validators.DataRequired(), validators.Length(max=64)]
-    )
-    subdomain = StringField(
-        "subdomain", validators=[validators.DataRequired(), validators.Length(max=64)]
-    )
-
-
 @dashboard_bp.route("/subdomain", methods=["GET", "POST"])
 @login_required
-@parallel_limiter.lock(only_when=lambda: request.method == "POST")
 def subdomain_route():
     if not current_user.subdomain_is_available():
         flash("Unknown error, redirect to the home page", "error")
@@ -39,13 +26,9 @@ def subdomain_route():
     ).all()
 
     errors = {}
-    new_subdomain_form = NewSubdomainForm()
 
     if request.method == "POST":
         if request.form.get("form-name") == "create":
-            if not new_subdomain_form.validate():
-                flash("Invalid new subdomain", "warning")
-                return redirect(url_for("dashboard.subdomain_route"))
             if not current_user.is_premium():
                 flash("Only premium plan can add subdomain", "warning")
                 return redirect(request.url)
@@ -56,8 +39,8 @@ def subdomain_route():
                 )
                 return redirect(request.url)
 
-            subdomain = new_subdomain_form.subdomain.data.lower().strip()
+            subdomain = request.form.get("subdomain").lower().strip()
-            domain = new_subdomain_form.domain.data.lower().strip()
+            domain = request.form.get("domain").lower().strip()
 
             if len(subdomain) < 3:
                 flash("Subdomain must have at least 3 characters", "error")
@@ -125,5 +108,4 @@ def subdomain_route():
         sl_domains=sl_domains,
         errors=errors,
         subdomains=subdomains,
-        new_subdomain_form=new_subdomain_form,
     )

app/dashboard/views/unsubscribe.py

@@ -8,14 +8,11 @@ from app.db import Session
 from flask import redirect, url_for, flash, request, render_template
 from flask_login import login_required, current_user
 
-from app import alias_utils
 from app.dashboard.base import dashboard_bp
-from app.handler.unsubscribe_encoder import UnsubscribeAction
-from app.handler.unsubscribe_handler import UnsubscribeHandler
 from app.models import Alias, Contact
 
 
-@dashboard_bp.route("/unsubscribe/<int:alias_id>", methods=["GET", "POST"])
+@dashboard_bp.route("/unsubscribe/<alias_id>", methods=["GET", "POST"])
 @login_required
 def unsubscribe(alias_id):
     alias = Alias.get(alias_id)
@@ -32,7 +29,7 @@ def unsubscribe(alias_id):
 
     # automatic unsubscribe, according to https://tools.ietf.org/html/rfc8058
     if request.method == "POST":
-        alias_utils.change_alias_status(alias, False)
+        alias.enabled = False
         flash(f"Alias {alias.email} has been blocked", "success")
         Session.commit()
 
@@ -41,7 +38,7 @@ def unsubscribe(alias_id):
         return render_template("dashboard/unsubscribe.html", alias=alias.email)
 
 
-@dashboard_bp.route("/block_contact/<int:contact_id>", methods=["GET", "POST"])
+@dashboard_bp.route("/block_contact/<contact_id>", methods=["GET", "POST"])
 @login_required
 def block_contact(contact_id):
     contact = Contact.get(contact_id)
@@ -71,43 +68,3 @@ def block_contact(contact_id):
         )
     else:  # ask user confirmation
         return render_template("dashboard/block_contact.html", contact=contact)
-
-
-@dashboard_bp.route("/unsubscribe/encoded/<encoded_request>", methods=["GET"])
-@login_required
-def encoded_unsubscribe(encoded_request: str):
-    unsub_data = UnsubscribeHandler().handle_unsubscribe_from_request(
-        current_user, encoded_request
-    )
-    if not unsub_data:
-        flash("Invalid unsubscribe request", "error")
-        return redirect(url_for("dashboard.index"))
-    if unsub_data.action == UnsubscribeAction.DisableAlias:
-        alias = Alias.get(unsub_data.data)
-        flash(f"Alias {alias.email} has been blocked", "success")
-        return redirect(url_for("dashboard.index", highlight_alias_id=alias.id))
-    if unsub_data.action == UnsubscribeAction.DisableContact:
-        contact = Contact.get(unsub_data.data)
-        flash(f"Emails sent from {contact.website_email} are now blocked", "success")
-        return redirect(
-            url_for(
-                "dashboard.alias_contact_manager",
-                alias_id=contact.alias_id,
-                highlight_contact_id=contact.id,
-            )
-        )
-    if unsub_data.action == UnsubscribeAction.UnsubscribeNewsletter:
-        flash("You've unsubscribed from the newsletter", "success")
-        return redirect(
-            url_for(
-                "dashboard.index",
-            )
-        )
-    if unsub_data.action == UnsubscribeAction.OriginalUnsubscribeMailto:
-        flash("The original unsubscribe request has been forwarded", "success")
-        return redirect(
-            url_for(
-                "dashboard.index",
-            )
-        )
-    return redirect(url_for("dashboard.index"))

app/db.py

@@ -3,12 +3,9 @@ from sqlalchemy import create_engine
 from sqlalchemy.orm import scoped_session
 from sqlalchemy.orm import sessionmaker
 
-from app import config
+from app.config import DB_URI
 
-
+engine = create_engine(DB_URI)
-engine = create_engine(
-    config.DB_URI, connect_args={"application_name": config.DB_CONN_NAME}
-)
 connection = engine.connect()
 
 Session = scoped_session(sessionmaker(bind=connection))

app/developer/__init__.py

@@ -1,3 +1 @@
 from .views import index, new_client, client_detail
-
-__all__ = ["index", "new_client", "client_detail"]

app/developer/views/client_detail.py

@@ -1,5 +1,4 @@
 from io import BytesIO
-from urllib.parse import urlparse
 
 from flask import request, render_template, redirect, url_for, flash
 from flask_login import current_user, login_required
@@ -12,7 +11,6 @@ from app.config import ADMIN_EMAIL
 from app.db import Session
 from app.developer.base import developer_bp
 from app.email_utils import send_email
-from app.image_validation import detect_image_format, ImageFormat
 from app.log import LOG
 from app.models import Client, RedirectUri, File, Referral
 from app.utils import random_string
@@ -48,25 +46,16 @@ def client_detail(client_id):
         approval_form.description.data = client.description
 
     if action == "edit" and form.validate_on_submit():
-        parsed_url = urlparse(form.url.data)
-        if parsed_url.scheme != "https":
-            flash("Only https urls are allowed", "error")
-            return redirect(url_for("developer.index"))
         client.name = form.name.data
         client.home_url = form.url.data
 
         if form.icon.data:
-            icon_data = form.icon.data.read(10240)
+            # todo: remove current icon if any
-            if detect_image_format(icon_data) == ImageFormat.Unknown:
+            # todo: handle remove icon
-                flash("Unknown file format", "warning")
-                return redirect(url_for("developer.index"))
-            if client.icon:
-                s3.delete(client.icon_id)
-                File.delete(client.icon)
             file_path = random_string(30)
             file = File.create(path=file_path, user_id=client.user_id)
 
-            s3.upload_from_bytesio(file_path, BytesIO(icon_data))
+            s3.upload_from_bytesio(file_path, BytesIO(form.icon.data.read()))
 
             Session.flush()
             LOG.d("upload file %s to s3", file)
@@ -98,7 +87,7 @@ def client_detail(client_id):
         )
 
         flash(
-            "Thanks for submitting, we are informed and will come back to you asap!",
+            f"Thanks for submitting, we are informed and will come back to you asap!",
             "success",
         )
 

app/developer/views/new_client.py

@@ -1,5 +1,3 @@
-from urllib.parse import urlparse
-
 from flask import render_template, redirect, url_for, flash
 from flask_login import current_user, login_required
 from flask_wtf import FlaskForm
@@ -22,10 +20,6 @@ def new_client():
 
     if form.validate_on_submit():
         client = Client.create_new(form.name.data, current_user.id)
-        parsed_url = urlparse(form.url.data)
-        if parsed_url.scheme != "https":
-            flash("Only https urls are allowed", "error")
-            return redirect(url_for("developer.new_client"))
         client.home_url = form.url.data
         Session.commit()
 

app/discover/__init__.py

@@ -1,3 +1 @@
 from .views import index
-
-__all__ = ["index"]

app/dns_utils.py

@@ -1,13 +1,100 @@
-from abc import ABC, abstractmethod
+from app import config
-from typing import List, Tuple, Optional
+from typing import Optional, List, Tuple
 
 import dns.resolver
 
-from app.config import NAMESERVERS
+
+def _get_dns_resolver():
+    my_resolver = dns.resolver.Resolver()
+    my_resolver.nameservers = config.NAMESERVERS
+
+    return my_resolver
+
+
+def get_ns(hostname) -> [str]:
+    try:
+        answers = _get_dns_resolver().resolve(hostname, "NS", search=True)
+    except Exception:
+        return []
+    return [a.to_text() for a in answers]
+
+
+def get_cname_record(hostname) -> Optional[str]:
+    """Return the CNAME record if exists for a domain, WITHOUT the trailing period at the end"""
+    try:
+        answers = _get_dns_resolver().resolve(hostname, "CNAME", search=True)
+    except Exception:
+        return None
+
+    for a in answers:
+        ret = a.to_text()
+        return ret[:-1]
+
+    return None
+
+
+def get_mx_domains(hostname) -> [(int, str)]:
+    """return list of (priority, domain name).
+    domain name ends with a "." at the end.
+    """
+    try:
+        answers = _get_dns_resolver().resolve(hostname, "MX", search=True)
+    except Exception:
+        return []
+
+    ret = []
+
+    for a in answers:
+        record = a.to_text()  # for ex '20 alt2.aspmx.l.google.com.'
+        parts = record.split(" ")
+
+        ret.append((int(parts[0]), parts[1]))
+
+    return ret
+
 
 _include_spf = "include:"
 
 
+def get_spf_domain(hostname) -> [str]:
+    """return all domains listed in *include:*"""
+    try:
+        answers = _get_dns_resolver().resolve(hostname, "TXT", search=True)
+    except Exception:
+        return []
+
+    ret = []
+
+    for a in answers:  # type: dns.rdtypes.ANY.TXT.TXT
+        for record in a.strings:
+            record = record.decode()  # record is bytes
+
+            if record.startswith("v=spf1"):
+                parts = record.split(" ")
+                for part in parts:
+                    if part.startswith(_include_spf):
+                        ret.append(part[part.find(_include_spf) + len(_include_spf) :])
+
+    return ret
+
+
+def get_txt_record(hostname) -> [str]:
+    try:
+        answers = _get_dns_resolver().resolve(hostname, "TXT", search=True)
+    except Exception:
+        return []
+
+    ret = []
+
+    for a in answers:  # type: dns.rdtypes.ANY.TXT.TXT
+        for record in a.strings:
+            record = record.decode()  # record is bytes
+
+            ret.append(record)
+
+    return ret
+
+
 def is_mx_equivalent(
     mx_domains: List[Tuple[int, str]], ref_mx_domains: List[Tuple[int, str]]
 ) -> bool:
@@ -18,127 +105,16 @@ def is_mx_equivalent(
     The priority order is taken into account but not the priority number.
     For example, [(1, domain1), (2, domain2)] is equivalent to [(10, domain1), (20, domain2)]
     """
-    mx_domains = sorted(mx_domains, key=lambda x: x[0])
+    mx_domains = sorted(mx_domains, key=lambda priority_domain: priority_domain[0])
-    ref_mx_domains = sorted(ref_mx_domains, key=lambda x: x[0])
+    ref_mx_domains = sorted(
+        ref_mx_domains, key=lambda priority_domain: priority_domain[0]
+    )
 
     if len(mx_domains) < len(ref_mx_domains):
         return False
 
-    for i in range(len(ref_mx_domains)):
+    for i in range(0, len(ref_mx_domains)):
         if mx_domains[i][1] != ref_mx_domains[i][1]:
             return False
 
     return True
-
-
-class DNSClient(ABC):
-    @abstractmethod
-    def get_cname_record(self, hostname: str) -> Optional[str]:
-        pass
-
-    @abstractmethod
-    def get_mx_domains(self, hostname: str) -> List[Tuple[int, str]]:
-        pass
-
-    def get_spf_domain(self, hostname: str) -> List[str]:
-        """
-        return all domains listed in *include:*
-        """
-        try:
-            records = self.get_txt_record(hostname)
-            ret = []
-            for record in records:
-                if record.startswith("v=spf1"):
-                    parts = record.split(" ")
-                    for part in parts:
-                        if part.startswith(_include_spf):
-                            ret.append(
-                                part[part.find(_include_spf) + len(_include_spf) :]
-                            )
-            return ret
-        except Exception:
-            return []
-
-    @abstractmethod
-    def get_txt_record(self, hostname: str) -> List[str]:
-        pass
-
-
-class NetworkDNSClient(DNSClient):
-    def __init__(self, nameservers: List[str]):
-        self._resolver = dns.resolver.Resolver()
-        self._resolver.nameservers = nameservers
-
-    def get_cname_record(self, hostname: str) -> Optional[str]:
-        """
-        Return the CNAME record if exists for a domain, WITHOUT the trailing period at the end
-        """
-        try:
-            answers = self._resolver.resolve(hostname, "CNAME", search=True)
-            for a in answers:
-                ret = a.to_text()
-                return ret[:-1]
-        except Exception:
-            return None
-
-    def get_mx_domains(self, hostname: str) -> List[Tuple[int, str]]:
-        """
-        return list of (priority, domain name) sorted by priority (lowest priority first)
-        domain name ends with a "." at the end.
-        """
-        try:
-            answers = self._resolver.resolve(hostname, "MX", search=True)
-            ret = []
-            for a in answers:
-                record = a.to_text()  # for ex '20 alt2.aspmx.l.google.com.'
-                parts = record.split(" ")
-                ret.append((int(parts[0]), parts[1]))
-            return sorted(ret, key=lambda x: x[0])
-        except Exception:
-            return []
-
-    def get_txt_record(self, hostname: str) -> List[str]:
-        try:
-            answers = self._resolver.resolve(hostname, "TXT", search=True)
-            ret = []
-            for a in answers:  # type: dns.rdtypes.ANY.TXT.TXT
-                for record in a.strings:
-                    ret.append(record.decode())
-            return ret
-        except Exception:
-            return []
-
-
-class InMemoryDNSClient(DNSClient):
-    def __init__(self):
-        self.cname_records: dict[str, Optional[str]] = {}
-        self.mx_records: dict[str, List[Tuple[int, str]]] = {}
-        self.spf_records: dict[str, List[str]] = {}
-        self.txt_records: dict[str, List[str]] = {}
-
-    def set_cname_record(self, hostname: str, cname: str):
-        self.cname_records[hostname] = cname
-
-    def set_mx_records(self, hostname: str, mx_list: List[Tuple[int, str]]):
-        self.mx_records[hostname] = mx_list
-
-    def set_txt_record(self, hostname: str, txt_list: List[str]):
-        self.txt_records[hostname] = txt_list
-
-    def get_cname_record(self, hostname: str) -> Optional[str]:
-        return self.cname_records.get(hostname)
-
-    def get_mx_domains(self, hostname: str) -> List[Tuple[int, str]]:
-        mx_list = self.mx_records.get(hostname, [])
-        return sorted(mx_list, key=lambda x: x[0])
-
-    def get_txt_record(self, hostname: str) -> List[str]:
-        return self.txt_records.get(hostname, [])
-
-
-def get_network_dns_client() -> NetworkDNSClient:
-    return NetworkDNSClient(NAMESERVERS)
-
-
-def get_mx_domains(hostname: str) -> [(int, str)]:
-    return get_network_dns_client().get_mx_domains(hostname)

app/email/headers.py

@@ -20,8 +20,6 @@ X_SPAM_STATUS = "X-Spam-Status"
 LIST_UNSUBSCRIBE = "List-Unsubscribe"
 LIST_UNSUBSCRIBE_POST = "List-Unsubscribe-Post"
 RETURN_PATH = "Return-Path"
-AUTHENTICATION_RESULTS = "Authentication-Results"
-SL_QUEUE_ID = "X-SL-Queue-Id"
 
 # headers used to DKIM sign in order of preference
 DKIM_HEADERS = [
@@ -34,7 +32,6 @@ DKIM_HEADERS = [
 SL_DIRECTION = "X-SimpleLogin-Type"
 SL_EMAIL_LOG_ID = "X-SimpleLogin-EmailLog-ID"
 SL_ENVELOPE_FROM = "X-SimpleLogin-Envelope-From"
-SL_ORIGINAL_FROM = "X-SimpleLogin-Original-From"
 SL_ENVELOPE_TO = "X-SimpleLogin-Envelope-To"
 SL_CLIENT_IP = "X-SimpleLogin-Client-IP"
 

app/email/status.py

@@ -31,7 +31,11 @@ E402 = "421 SL E402 Encryption failed - Retry later"
 # E403 = "421 SL E403 Retry later"
 E404 = "421 SL E404 Unexpected error - Retry later"
 E405 = "421 SL E405 Mailbox domain problem - Retry later"
+E406 = "421 SL E406 Retry later"
 E407 = "421 SL E407 Retry later"
+E408 = "421 SL E408 Retry later"
+E409 = "421 SL E409 Retry later"
+E410 = "421 SL E410 Retry later"
 # endregion
 
 # region 5** errors
@@ -60,5 +64,4 @@ E522 = (
 )
 E523 = "550 SL E523 Unknown error"
 E524 = "550 SL E524 Wrong use of reverse-alias"
-E525 = "550 SL E525 Alias loop"
 # endregion

app/email_utils.py

@@ -14,7 +14,7 @@ from email.header import decode_header, Header
 from email.message import Message, EmailMessage
 from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
-from email.utils import make_msgid, formatdate, formataddr
+from email.utils import make_msgid, formatdate
 from smtplib import SMTP, SMTPException
 from typing import Tuple, List, Optional, Union
 
@@ -33,9 +33,31 @@ from flanker.addresslib import address
 from flanker.addresslib.address import EmailAddress
 from jinja2 import Environment, FileSystemLoader
 from sqlalchemy import func
-from flask_login import current_user
 
-from app import config
+from app.config import (
+    ROOT_DIR,
+    POSTFIX_SERVER,
+    DKIM_SELECTOR,
+    DKIM_PRIVATE_KEY,
+    ALIAS_DOMAINS,
+    POSTFIX_SUBMISSION_TLS,
+    MAX_NB_EMAIL_FREE_PLAN,
+    MAX_ALERT_24H,
+    POSTFIX_PORT,
+    URL,
+    LANDING_PAGE_URL,
+    EMAIL_DOMAIN,
+    ALERT_DIRECTORY_DISABLED_ALIAS_CREATION,
+    ALERT_SPF,
+    ALERT_INVALID_TOTP_LOGIN,
+    TEMP_DIR,
+    ALIAS_AUTOMATIC_DISABLE,
+    RSPAMD_SIGN_DKIM,
+    NOREPLY,
+    VERP_PREFIX,
+    VERP_MESSAGE_LIFETIME,
+    VERP_EMAIL_SECRET,
+)
 from app.db import Session
 from app.dns_utils import get_mx_domains
 from app.email import headers
@@ -55,7 +77,6 @@ from app.models import (
     IgnoreBounceSender,
     InvalidMailboxDomain,
     VerpType,
-    available_sl_email,
 )
 from app.utils import (
     random_string,
@@ -69,42 +90,32 @@ VERP_TIME_START = 1640995200
 VERP_HMAC_ALGO = "sha3-224"
 
 
-def render(template_name: str, user: Optional[User], **kwargs) -> str:
+def render(template_name, **kwargs) -> str:
-    templates_dir = os.path.join(config.ROOT_DIR, "templates", "emails")
+    templates_dir = os.path.join(ROOT_DIR, "templates", "emails")
     env = Environment(loader=FileSystemLoader(templates_dir))
 
     template = env.get_template(template_name)
 
-    if user is None:
-        if current_user and current_user.is_authenticated:
-            user = current_user
-
-    use_partner_template = False
-    if user:
-        use_partner_template = user.has_used_alias_from_partner()
-        kwargs["user"] = user
-
     return template.render(
-        MAX_NB_EMAIL_FREE_PLAN=config.MAX_NB_EMAIL_FREE_PLAN,
+        MAX_NB_EMAIL_FREE_PLAN=MAX_NB_EMAIL_FREE_PLAN,
-        URL=config.URL,
+        URL=URL,
-        LANDING_PAGE_URL=config.LANDING_PAGE_URL,
+        LANDING_PAGE_URL=LANDING_PAGE_URL,
         YEAR=arrow.now().year,
-        USE_PARTNER_TEMPLATE=use_partner_template,
         **kwargs,
     )
 
 
 def send_welcome_email(user):
-    comm_email, unsubscribe_link, via_email = user.get_communication_email()
+    to_email, unsubscribe_link, via_email = user.get_communication_email()
-    if not comm_email:
+    if not to_email:
         return
 
     # whether this email is sent to an alias
-    alias = comm_email if comm_email != user.email else None
+    alias = to_email if to_email != user.email else None
 
     send_email(
-        comm_email,
+        to_email,
-        "Welcome to SimpleLogin",
+        f"Welcome to SimpleLogin",
         render("com/welcome.txt", user=user, alias=alias),
         render("com/welcome.html", user=user, alias=alias),
         unsubscribe_link,
@@ -115,66 +126,60 @@ def send_welcome_email(user):
 def send_trial_end_soon_email(user):
     send_email(
         user.email,
-        "Your trial will end soon",
+        f"Your trial will end soon",
         render("transactional/trial-end.txt.jinja2", user=user),
         render("transactional/trial-end.html", user=user),
         ignore_smtp_error=True,
     )
 
 
-def send_activation_email(user: User, activation_link):
+def send_activation_email(email, activation_link):
     send_email(
-        user.email,
+        email,
-        "Just one more step to join SimpleLogin",
+        f"Just one more step to join SimpleLogin",
         render(
             "transactional/activation.txt",
-            user=user,
             activation_link=activation_link,
-            email=user.email,
+            email=email,
         ),
         render(
             "transactional/activation.html",
-            user=user,
             activation_link=activation_link,
-            email=user.email,
+            email=email,
         ),
     )
 
 
-def send_reset_password_email(user: User, reset_password_link):
+def send_reset_password_email(email, reset_password_link):
     send_email(
-        user.email,
+        email,
         "Reset your password on SimpleLogin",
         render(
             "transactional/reset-password.txt",
-            user=user,
             reset_password_link=reset_password_link,
         ),
         render(
             "transactional/reset-password.html",
-            user=user,
             reset_password_link=reset_password_link,
         ),
     )
 
 
-def send_change_email(user: User, new_email, link):
+def send_change_email(new_email, current_email, link):
     send_email(
         new_email,
         "Confirm email update on SimpleLogin",
         render(
             "transactional/change-email.txt",
-            user=user,
             link=link,
             new_email=new_email,
-            current_email=user.email,
+            current_email=current_email,
         ),
         render(
             "transactional/change-email.html",
-            user=user,
             link=link,
             new_email=new_email,
-            current_email=user.email,
+            current_email=current_email,
         ),
     )
 
@@ -182,37 +187,33 @@ def send_change_email(user: User, new_email, link):
 def send_invalid_totp_login_email(user, totp_type):
     send_email_with_rate_control(
         user,
-        config.ALERT_INVALID_TOTP_LOGIN,
+        ALERT_INVALID_TOTP_LOGIN,
         user.email,
         "Unsuccessful attempt to login to your SimpleLogin account",
         render(
             "transactional/invalid-totp-login.txt",
-            user=user,
             type=totp_type,
         ),
         render(
             "transactional/invalid-totp-login.html",
-            user=user,
             type=totp_type,
         ),
         1,
     )
 
 
-def send_test_email_alias(user: User, email: str):
+def send_test_email_alias(email, name):
     send_email(
         email,
         f"This email is sent to {email}",
         render(
             "transactional/test-email.txt",
-            user=user,
+            name=name,
-            name=user.name,
             alias=email,
         ),
         render(
             "transactional/test-email.html",
-            user=user,
+            name=name,
-            name=user.name,
             alias=email,
         ),
     )
@@ -227,13 +228,11 @@ def send_cannot_create_directory_alias(user, alias_address, directory_name):
         f"Alias {alias_address} cannot be created",
         render(
             "transactional/cannot-create-alias-directory.txt",
-            user=user,
             alias=alias_address,
             directory=directory_name,
         ),
         render(
             "transactional/cannot-create-alias-directory.html",
-            user=user,
             alias=alias_address,
             directory=directory_name,
         ),
@@ -246,18 +245,16 @@ def send_cannot_create_directory_alias_disabled(user, alias_address, directory_n
     """
     send_email_with_rate_control(
         user,
-        config.ALERT_DIRECTORY_DISABLED_ALIAS_CREATION,
+        ALERT_DIRECTORY_DISABLED_ALIAS_CREATION,
         user.email,
         f"Alias {alias_address} cannot be created",
         render(
             "transactional/cannot-create-alias-directory-disabled.txt",
-            user=user,
             alias=alias_address,
             directory=directory_name,
         ),
         render(
             "transactional/cannot-create-alias-directory-disabled.html",
-            user=user,
             alias=alias_address,
             directory=directory_name,
         ),
@@ -273,13 +270,11 @@ def send_cannot_create_domain_alias(user, alias, domain):
         f"Alias {alias} cannot be created",
         render(
             "transactional/cannot-create-alias-domain.txt",
-            user=user,
             alias=alias,
             domain=domain,
         ),
         render(
             "transactional/cannot-create-alias-domain.html",
-            user=user,
             alias=alias,
             domain=domain,
         ),
@@ -302,9 +297,8 @@ def send_email(
 
     LOG.d("send email to %s, subject '%s'", to_email, subject)
 
-    from_name = from_name or config.NOREPLY
+    from_name = from_name or NOREPLY
-    from_addr = from_addr or config.NOREPLY
+    from_addr = from_addr or NOREPLY
-    from_domain = get_email_domain_part(from_addr)
 
     if html:
         msg = MIMEMultipart("alternative")
@@ -319,14 +313,13 @@ def send_email(
     msg[headers.FROM] = f'"{from_name}" <{from_addr}>'
     msg[headers.TO] = to_email
 
-    msg_id_header = make_msgid(domain=config.EMAIL_DOMAIN)
+    msg_id_header = make_msgid(domain=EMAIL_DOMAIN)
     msg[headers.MESSAGE_ID] = msg_id_header
 
     date_header = formatdate()
     msg[headers.DATE] = date_header
 
-    if headers.MIME_VERSION not in msg:
+    msg[headers.MIME_VERSION] = "1.0"
-        msg[headers.MIME_VERSION] = "1.0"
 
     if unsubscribe_link:
         add_or_replace_header(msg, headers.LIST_UNSUBSCRIBE, f"<{unsubscribe_link}>")
@@ -343,7 +336,7 @@ def send_email(
 
     # use a different envelope sender for each transactional email (aka VERP)
     sl_sendmail(
-        generate_verp_email(VerpType.transactional, transaction.id, from_domain),
+        generate_verp_email(VerpType.transactional, transaction.id),
         to_email,
         msg,
         retries=retries,
@@ -358,7 +351,7 @@ def send_email_with_rate_control(
     subject,
     plaintext,
     html=None,
-    max_nb_alert=config.MAX_ALERT_24H,
+    max_nb_alert=MAX_ALERT_24H,
     nb_day=1,
     ignore_smtp_error=False,
     retries=0,
@@ -455,7 +448,7 @@ def get_email_domain_part(address):
 
 
 def add_dkim_signature(msg: Message, email_domain: str):
-    if config.RSPAMD_SIGN_DKIM:
+    if RSPAMD_SIGN_DKIM:
         LOG.d("DKIM signature will be added by rspamd")
         msg[headers.SL_WANT_SIGNING] = "yes"
         return
@@ -470,9 +463,9 @@ def add_dkim_signature(msg: Message, email_domain: str):
             continue
 
     # To investigate why some emails can't be DKIM signed. todo: remove
-    if config.TEMP_DIR:
+    if TEMP_DIR:
         file_name = str(uuid.uuid4()) + ".eml"
-        with open(os.path.join(config.TEMP_DIR, file_name), "wb") as f:
+        with open(os.path.join(TEMP_DIR, file_name), "wb") as f:
             f.write(msg.as_bytes())
 
         LOG.w("email saved to %s", file_name)
@@ -487,12 +480,12 @@ def add_dkim_signature_with_header(
 
     # Specify headers in "byte" form
     # Generate message signature
-    if config.DKIM_PRIVATE_KEY:
+    if DKIM_PRIVATE_KEY:
         sig = dkim.sign(
             message_to_bytes(msg),
-            config.DKIM_SELECTOR,
+            DKIM_SELECTOR,
             email_domain.encode(),
-            config.DKIM_PRIVATE_KEY.encode(),
+            DKIM_PRIVATE_KEY.encode(),
             include_headers=dkim_headers,
         )
         sig = sig.decode()
@@ -521,10 +514,9 @@ def delete_header(msg: Message, header: str):
 
 def sanitize_header(msg: Message, header: str):
     """remove trailing space and remove linebreak from a header"""
-    header_lowercase = header.lower()
     for i in reversed(range(len(msg._headers))):
         header_name = msg._headers[i][0].lower()
-        if header_name == header_lowercase:
+        if header_name == header.lower():
             # msg._headers[i] is a tuple like ('From', 'hey@google.com')
             if msg._headers[i][1]:
                 msg._headers[i] = (
@@ -545,12 +537,10 @@ def delete_all_headers_except(msg: Message, headers: [str]):
 def can_create_directory_for_address(email_address: str) -> bool:
     """return True if an email ends with one of the alias domains provided by SimpleLogin"""
     # not allow creating directory with premium domain
-    for domain in config.ALIAS_DOMAINS:
+    for domain in ALIAS_DOMAINS:
         if email_address.endswith("@" + domain):
             return True
-    LOG.i(
+
-        f"Cannot create address in directory for {email_address} since it does not belong to a valid directory domain"
-    )
     return False
 
 
@@ -604,7 +594,7 @@ def email_can_be_used_as_mailbox(email_address: str) -> bool:
     mx_domains = get_mx_domain_list(domain)
 
     # if no MX record, email is not valid
-    if not config.SKIP_MX_LOOKUP_ON_CHECK and not mx_domains:
+    if not mx_domains:
         LOG.d("No MX record for domain %s", domain)
         return False
 
@@ -613,26 +603,6 @@ def email_can_be_used_as_mailbox(email_address: str) -> bool:
             LOG.d("MX Domain %s %s is invalid mailbox domain", mx_domain, domain)
             return False
 
-    existing_user = User.get_by(email=email_address)
-    if existing_user and existing_user.disabled:
-        LOG.d(
-            f"User {existing_user} is disabled. {email_address} cannot be used for other mailbox"
-        )
-        return False
-
-    for existing_user in (
-        User.query()
-        .join(Mailbox, User.id == Mailbox.user_id)
-        .filter(Mailbox.email == email_address)
-        .group_by(User.id)
-        .all()
-    ):
-        if existing_user.disabled:
-            LOG.d(
-                f"User {existing_user} is disabled and has a mailbox with {email_address}. Id cannot be used for other mailbox"
-            )
-            return False
-
     return True
 
 
@@ -818,7 +788,7 @@ def get_header_unicode(header: Union[str, Header]) -> str:
     ret = ""
     for to_decoded_str, charset in decode_header(header):
         if charset is None:
-            if isinstance(to_decoded_str, bytes):
+            if type(to_decoded_str) is bytes:
                 decoded_str = to_decoded_str.decode()
             else:
                 decoded_str = to_decoded_str
@@ -855,13 +825,13 @@ def to_bytes(msg: Message):
     for generator_policy in [None, policy.SMTP, policy.SMTPUTF8]:
         try:
             return msg.as_bytes(policy=generator_policy)
-        except Exception:
+        except:
             LOG.w("as_bytes() fails with %s policy", policy, exc_info=True)
 
     msg_string = msg.as_string()
     try:
         return msg_string.encode()
-    except Exception:
+    except:
         LOG.w("as_string().encode() fails", exc_info=True)
 
     return msg_string.encode(errors="replace")
@@ -878,6 +848,19 @@ def should_add_dkim_signature(domain: str) -> bool:
     return False
 
 
+def is_valid_email(email_address: str) -> bool:
+    """
+    Used to check whether an email address is valid
+    NOT run MX check.
+    NOT allow unicode.
+    """
+    try:
+        validate_email(email_address, check_deliverability=False, allow_smtputf8=False)
+        return True
+    except EmailNotValidError:
+        return False
+
+
 class EmailEncoding(enum.Enum):
     BASE64 = "base64"
     QUOTED = "quoted-printable"
@@ -891,24 +874,8 @@ def get_encoding(msg: Message) -> EmailEncoding:
     - base64
     - 7bit: default if unknown or empty
     """
-    cte = (
+    cte = str(msg.get(headers.CONTENT_TRANSFER_ENCODING, "")).lower().strip()
-        str(msg.get(headers.CONTENT_TRANSFER_ENCODING, ""))
+    if cte in ("", "7bit", "7-bit", "8bit", "binary", "8bit;", "utf-8"):
-        .lower()
-        .strip()
-        .strip('"')
-        .strip("'")
-    )
-    if cte in (
-        "",
-        "7bit",
-        "7-bit",
-        "7bits",
-        "8bit",
-        "8bits",
-        "binary",
-        "8bit;",
-        "utf-8",
-    ):
         return EmailEncoding.NO
 
     if cte == "base64":
@@ -948,35 +915,22 @@ def decode_text(text: str, encoding: EmailEncoding = EmailEncoding.NO) -> str:
         return text
 
 
-def add_header(
+def add_header(msg: Message, text_header, html_header) -> Message:
-    msg: Message, text_header, html_header=None, subject_prefix=None
-) -> Message:
-    if not html_header:
-        html_header = text_header.replace("\n", "<br>")
-
-    if subject_prefix is not None:
-        subject = msg[headers.SUBJECT]
-        if not subject:
-            msg.add_header(headers.SUBJECT, subject_prefix)
-        else:
-            subject = f"{subject_prefix} {subject}"
-            msg.replace_header(headers.SUBJECT, subject)
-
     content_type = msg.get_content_type().lower()
     if content_type == "text/plain":
         encoding = get_encoding(msg)
         payload = msg.get_payload()
-        if isinstance(payload, str):
+        if type(payload) is str:
             clone_msg = copy(msg)
             new_payload = f"""{text_header}
-------------------------------
+---
 {decode_text(payload, encoding)}"""
             clone_msg.set_payload(encode_text(new_payload, encoding))
             return clone_msg
     elif content_type == "text/html":
         encoding = get_encoding(msg)
         payload = msg.get_payload()
-        if isinstance(payload, str):
+        if type(payload) is str:
             new_payload = f"""<table width="100%" style="width: 100%; -premailer-width: 100%; -premailer-cellpadding: 0;
   -premailer-cellspacing: 0; margin: 0; padding: 0;">
     <tr>
@@ -998,8 +952,6 @@ def add_header(
         for part in msg.get_payload():
             if isinstance(part, Message):
                 new_parts.append(add_header(part, text_header, html_header))
-            elif isinstance(part, str):
-                new_parts.append(MIMEText(part))
             else:
                 new_parts.append(part)
         clone_msg = copy(msg)
@@ -1008,14 +960,7 @@ def add_header(
 
     elif content_type in ("multipart/mixed", "multipart/signed"):
         new_parts = []
-        payload = msg.get_payload()
+        parts = list(msg.get_payload())
-        if isinstance(payload, str):
-            # The message is badly formatted inject as new
-            new_parts = [MIMEText(text_header, "plain"), MIMEText(payload, "plain")]
-            clone_msg = copy(msg)
-            clone_msg.set_payload(new_parts)
-            return clone_msg
-        parts = list(payload)
         LOG.d("only add header for the first part for %s", content_type)
         for ix, part in enumerate(parts):
             if ix == 0:
@@ -1031,11 +976,7 @@ def add_header(
     return msg
 
 
-def replace(msg: Union[Message, str], old, new) -> Union[Message, str]:
+def replace(msg: Message, old, new) -> Message:
-    if isinstance(msg, str):
-        msg = msg.replace(old, new)
-        return msg
-
     content_type = msg.get_content_type()
 
     if (
@@ -1055,7 +996,7 @@ def replace(msg: Union[Message, str], old, new) -> Union[Message, str]:
     if content_type in ("text/plain", "text/html"):
         encoding = get_encoding(msg)
         payload = msg.get_payload()
-        if isinstance(payload, str):
+        if type(payload) is str:
             if encoding == EmailEncoding.QUOTED:
                 LOG.d("handle quoted-printable replace %s -> %s", old, new)
                 # first decode the payload
@@ -1100,7 +1041,7 @@ def replace(msg: Union[Message, str], old, new) -> Union[Message, str]:
     return msg
 
 
-def generate_reply_email(contact_email: str, alias: Alias) -> str:
+def generate_reply_email(contact_email: str, user: User) -> str:
     """
     generate a reply_email (aka reverse-alias), make sure it isn't used by any contact
     """
@@ -1111,7 +1052,6 @@ def generate_reply_email(contact_email: str, alias: Alias) -> str:
 
     include_sender_in_reverse_alias = False
 
-    user = alias.user
     # user has set this option explicitly
     if user.include_sender_in_reverse_alias is not None:
         include_sender_in_reverse_alias = user.include_sender_in_reverse_alias
@@ -1126,28 +1066,22 @@ def generate_reply_email(contact_email: str, alias: Alias) -> str:
         contact_email = contact_email.replace(".", "_")
         contact_email = convert_to_alphanumeric(contact_email)
 
-    reply_domain = config.EMAIL_DOMAIN
-    alias_domain = get_email_domain_part(alias.email)
-    sl_domain = SLDomain.get_by(domain=alias_domain)
-    if sl_domain and sl_domain.use_as_reverse_alias:
-        reply_domain = alias_domain
-
     # not use while to avoid infinite loop
     for _ in range(1000):
         if include_sender_in_reverse_alias and contact_email:
             random_length = random.randint(5, 10)
             reply_email = (
                 # do not use the ra+ anymore
-                # f"ra+{contact_email}+{random_string(random_length)}@{config.EMAIL_DOMAIN}"
+                # f"ra+{contact_email}+{random_string(random_length)}@{EMAIL_DOMAIN}"
-                f"{contact_email}_{random_string(random_length)}@{reply_domain}"
+                f"{contact_email}_{random_string(random_length)}@{EMAIL_DOMAIN}"
             )
         else:
             random_length = random.randint(20, 50)
             # do not use the ra+ anymore
-            # reply_email = f"ra+{random_string(random_length)}@{config.EMAIL_DOMAIN}"
+            # reply_email = f"ra+{random_string(random_length)}@{EMAIL_DOMAIN}"
-            reply_email = f"{random_string(random_length)}@{reply_domain}"
+            reply_email = f"{random_string(random_length)}@{EMAIL_DOMAIN}"
 
-        if available_sl_email(reply_email):
+        if not Contact.get_by(reply_email=reply_email):
             return reply_email
 
     raise Exception("Cannot generate reply email")
@@ -1158,11 +1092,31 @@ def is_reverse_alias(address: str) -> bool:
     if Contact.get_by(reply_email=address):
         return True
 
-    return address.endswith(f"@{config.EMAIL_DOMAIN}") and (
+    return address.endswith(f"@{EMAIL_DOMAIN}") and (
         address.startswith("reply+") or address.startswith("ra+")
     )
 
 
+# allow also + and @ that are present in a reply address
+_ALLOWED_CHARS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-.+@"
+
+
+def normalize_reply_email(reply_email: str) -> str:
+    """Handle the case where reply email contains *strange* char that was wrongly generated in the past"""
+    if not reply_email.isascii():
+        reply_email = convert_to_id(reply_email)
+
+    ret = []
+    # drop all control characters like shift, separator, etc
+    for c in reply_email:
+        if c not in _ALLOWED_CHARS:
+            ret.append("_")
+        else:
+            ret.append(c)
+
+    return "".join(ret)
+
+
 def should_disable(alias: Alias) -> (bool, str):
     """
     Return whether an alias should be disabled and if yes, the reason why
@@ -1172,7 +1126,7 @@ def should_disable(alias: Alias) -> (bool, str):
         LOG.w("%s cannot be disabled", alias)
         return False, ""
 
-    if not config.ALIAS_AUTOMATIC_DISABLE:
+    if not ALIAS_AUTOMATIC_DISABLE:
         return False, ""
 
     yesterday = arrow.now().shift(days=-1)
@@ -1287,24 +1241,22 @@ def spf_pass(
                 subject = get_header_unicode(msg[headers.SUBJECT])
                 send_email_with_rate_control(
                     user,
-                    config.ALERT_SPF,
+                    ALERT_SPF,
                     mailbox.email,
                     f"SimpleLogin Alert: attempt to send emails from your alias {alias.email} from unknown IP Address",
                     render(
                         "transactional/spf-fail.txt",
-                        user=user,
                         alias=alias.email,
                         ip=ip,
-                        mailbox_url=config.URL + f"/dashboard/mailbox/{mailbox.id}#spf",
+                        mailbox_url=URL + f"/dashboard/mailbox/{mailbox.id}#spf",
                         to_email=contact_email,
                         subject=subject,
                         time=arrow.now(),
                     ),
                     render(
                         "transactional/spf-fail.html",
-                        user=user,
                         ip=ip,
-                        mailbox_url=config.URL + f"/dashboard/mailbox/{mailbox.id}#spf",
+                        mailbox_url=URL + f"/dashboard/mailbox/{mailbox.id}#spf",
                         to_email=contact_email,
                         subject=subject,
                         time=arrow.now(),
@@ -1327,11 +1279,11 @@ def spf_pass(
 @cached(cache=TTLCache(maxsize=2, ttl=20))
 def get_smtp_server():
     LOG.d("get a smtp server")
-    if config.POSTFIX_SUBMISSION_TLS:
+    if POSTFIX_SUBMISSION_TLS:
-        smtp = SMTP(config.POSTFIX_SERVER, 587)
+        smtp = SMTP(POSTFIX_SERVER, 587)
         smtp.starttls()
     else:
-        smtp = SMTP(config.POSTFIX_SERVER, config.POSTFIX_PORT)
+        smtp = SMTP(POSTFIX_SERVER, POSTFIX_PORT)
 
     return smtp
 
@@ -1403,12 +1355,12 @@ def save_email_for_debugging(msg: Message, file_name_prefix=None) -> str:
     """Save email for debugging to temporary location
     Return the file path
     """
-    if config.TEMP_DIR:
+    if TEMP_DIR:
         file_name = str(uuid.uuid4()) + ".eml"
         if file_name_prefix:
             file_name = "{}-{}".format(file_name_prefix, file_name)
 
-        with open(os.path.join(config.TEMP_DIR, file_name), "wb") as f:
+        with open(os.path.join(TEMP_DIR, file_name), "wb") as f:
             f.write(msg.as_bytes())
 
         LOG.d("email saved to %s", file_name)
@@ -1421,12 +1373,12 @@ def save_envelope_for_debugging(envelope: Envelope, file_name_prefix=None) -> st
     """Save envelope for debugging to temporary location
     Return the file path
     """
-    if config.TEMP_DIR:
+    if TEMP_DIR:
         file_name = str(uuid.uuid4()) + ".eml"
         if file_name_prefix:
             file_name = "{}-{}".format(file_name_prefix, file_name)
 
-        with open(os.path.join(config.TEMP_DIR, file_name), "wb") as f:
+        with open(os.path.join(TEMP_DIR, file_name), "wb") as f:
             f.write(envelope.original_content)
 
         LOG.d("envelope saved to %s", file_name)
@@ -1445,22 +1397,19 @@ def generate_verp_email(
     # Time is in minutes granularity and start counting on 2022-01-01 to reduce bytes to represent time
     data = [
         verp_type.value,
-        object_id or 0,
+        object_id,
         int((time.time() - VERP_TIME_START) / 60),
     ]
     json_payload = json.dumps(data).encode("utf-8")
     # Signing without itsdangereous because it uses base64 that includes +/= symbols and lower and upper case letters.
     # We need to encode in base32
     payload_hmac = hmac.new(
-        config.VERP_EMAIL_SECRET.encode("utf-8"), json_payload, VERP_HMAC_ALGO
+        VERP_EMAIL_SECRET.encode("utf-8"), json_payload, VERP_HMAC_ALGO
     ).digest()[:8]
     encoded_payload = base64.b32encode(json_payload).rstrip(b"=").decode("utf-8")
     encoded_signature = base64.b32encode(payload_hmac).rstrip(b"=").decode("utf-8")
     return "{}.{}.{}@{}".format(
-        config.VERP_PREFIX,
+        VERP_PREFIX, encoded_payload, encoded_signature, sender_domain or EMAIL_DOMAIN
-        encoded_payload,
-        encoded_signature,
-        sender_domain or config.EMAIL_DOMAIN,
     ).lower()
 
 
@@ -1473,7 +1422,7 @@ def get_verp_info_from_email(email: str) -> Optional[Tuple[VerpType, int]]:
         return None
     username = email[:idx]
     fields = username.split(".")
-    if len(fields) != 3 or fields[0] != config.VERP_PREFIX:
+    if len(fields) != 3 or fields[0] != VERP_PREFIX:
         return None
     try:
         padding = (8 - (len(fields[1]) % 8)) % 8
@@ -1485,7 +1434,7 @@ def get_verp_info_from_email(email: str) -> Optional[Tuple[VerpType, int]]:
     except binascii.Error:
         return None
     expected_signature = hmac.new(
-        config.VERP_EMAIL_SECRET.encode("utf-8"), payload, VERP_HMAC_ALGO
+        VERP_EMAIL_SECRET.encode("utf-8"), payload, VERP_HMAC_ALGO
     ).digest()[:8]
     if expected_signature != signature:
         return None
@@ -1493,13 +1442,6 @@ def get_verp_info_from_email(email: str) -> Optional[Tuple[VerpType, int]]:
     # verp type, object_id, time
     if len(data) != 3:
         return None
-    if data[2] > (time.time() + config.VERP_MESSAGE_LIFETIME - VERP_TIME_START) / 60:
+    if data[2] > (time.time() + VERP_MESSAGE_LIFETIME - VERP_TIME_START) / 60:
         return None
     return VerpType(data[0]), data[1]
-
-
-def sl_formataddr(name_address_tuple: Tuple[str, str]):
-    """Same as formataddr but use utf-8 encoding by default and always return str (and never Header)"""
-    name, addr = name_address_tuple
-    # formataddr can return Header, make sure to convert to str
-    return str(formataddr((name, Header(addr, "utf-8"))))

app/email_validation.py

@@ -1,38 +0,0 @@
-from email_validator import (
-    validate_email,
-    EmailNotValidError,
-)
-
-from app.utils import convert_to_id
-
-# allow also + and @ that are present in a reply address
-_ALLOWED_CHARS = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-.+@"
-
-
-def is_valid_email(email_address: str) -> bool:
-    """
-    Used to check whether an email address is valid
-    NOT run MX check.
-    NOT allow unicode.
-    """
-    try:
-        validate_email(email_address, check_deliverability=False, allow_smtputf8=False)
-        return True
-    except EmailNotValidError:
-        return False
-
-
-def normalize_reply_email(reply_email: str) -> str:
-    """Handle the case where reply email contains *strange* char that was wrongly generated in the past"""
-    if not reply_email.isascii():
-        reply_email = convert_to_id(reply_email)
-
-    ret = []
-    # drop all control characters like shift, separator, etc
-    for c in reply_email:
-        if c not in _ALLOWED_CHARS:
-            ret.append("_")
-        else:
-            ret.append(c)
-
-    return "".join(ret)

app/errors.py

@@ -71,7 +71,7 @@ class ErrContactErrorUpgradeNeeded(SLException):
     """raised when user cannot create a contact because the plan doesn't allow it"""
 
     def error_for_user(self) -> str:
-        return "Please upgrade to premium to create reverse-alias"
+        return f"Please upgrade to premium to create reverse-alias"
 
 
 class ErrAddressInvalid(SLException):
@@ -84,14 +84,6 @@ class ErrAddressInvalid(SLException):
         return f"{self.address} is not a valid email address"
 
 
-class InvalidContactEmailError(SLException):
-    def __init__(self, website_email: str):  # noqa: F821
-        self.website_email = website_email
-
-    def error_for_user(self) -> str:
-        return f"Cannot create contact with invalid email {self.website_email}"
-
-
 class ErrContactAlreadyExists(SLException):
     """raised when a contact already exists"""
 
@@ -116,15 +108,3 @@ class AccountAlreadyLinkedToAnotherPartnerException(LinkException):
 class AccountAlreadyLinkedToAnotherUserException(LinkException):
     def __init__(self):
         super().__init__("This account is linked to another user")
-
-
-class AccountIsUsingAliasAsEmail(LinkException):
-    def __init__(self):
-        super().__init__("Your account has an alias as it's email address")
-
-
-class ProtonAccountNotVerified(LinkException):
-    def __init__(self):
-        super().__init__(
-            "The Proton account you are trying to use has not been verified"
-        )

app/events/auth_event.py

@@ -9,7 +9,6 @@ class LoginEvent:
         failed = 1
         disabled_login = 2
         not_activated = 3
-        scheduled_to_be_deleted = 4
 
     class Source(EnumE):
         web = 0

app/events/event_dispatcher.py

@@ -1,95 +0,0 @@
-from abc import ABC, abstractmethod
-
-import newrelic.agent
-
-from app import config
-from app.db import Session
-from app.errors import ProtonPartnerNotSetUp
-from app.events.generated import event_pb2
-from app.log import LOG
-from app.models import User, PartnerUser, SyncEvent
-from app.proton.utils import get_proton_partner
-from typing import Optional
-
-NOTIFICATION_CHANNEL = "simplelogin_sync_events"
-
-
-class Dispatcher(ABC):
-    @abstractmethod
-    def send(self, event: bytes):
-        pass
-
-
-class PostgresDispatcher(Dispatcher):
-    def send(self, event: bytes):
-        instance = SyncEvent.create(content=event, flush=True)
-        Session.execute(f"NOTIFY {NOTIFICATION_CHANNEL}, '{instance.id}';")
-
-    @staticmethod
-    def get():
-        return PostgresDispatcher()
-
-
-class GlobalDispatcher:
-    __dispatcher: Optional[Dispatcher] = None
-
-    @staticmethod
-    def get_dispatcher() -> Dispatcher:
-        if not GlobalDispatcher.__dispatcher:
-            GlobalDispatcher.__dispatcher = PostgresDispatcher.get()
-        return GlobalDispatcher.__dispatcher
-
-    @staticmethod
-    def set_dispatcher(dispatcher: Optional[Dispatcher]):
-        GlobalDispatcher.__dispatcher = dispatcher
-
-
-class EventDispatcher:
-    @staticmethod
-    def send_event(
-        user: User,
-        content: event_pb2.EventContent,
-        dispatcher: Optional[Dispatcher] = None,
-        skip_if_webhook_missing: bool = True,
-    ):
-        if dispatcher is None:
-            dispatcher = GlobalDispatcher.get_dispatcher()
-        if config.EVENT_WEBHOOK_DISABLE:
-            LOG.i("Not sending events because webhook is disabled")
-            return
-
-        if not config.EVENT_WEBHOOK and skip_if_webhook_missing:
-            LOG.i(
-                "Not sending events because webhook is not configured and allowed to be empty"
-            )
-            return
-
-        partner_user = EventDispatcher.__partner_user(user.id)
-        if not partner_user:
-            LOG.i(f"Not sending events because there's no partner user for user {user}")
-            return
-
-        event = event_pb2.Event(
-            user_id=user.id,
-            external_user_id=partner_user.external_user_id,
-            partner_id=partner_user.partner_id,
-            content=content,
-        )
-
-        serialized = event.SerializeToString()
-        dispatcher.send(serialized)
-
-        event_type = content.WhichOneof("content")
-        newrelic.agent.record_custom_event("EventStoredToDb", {"type": event_type})
-        LOG.i("Sent event to the dispatcher")
-
-    @staticmethod
-    def __partner_user(user_id: int) -> Optional[PartnerUser]:
-        # Check if the current user has a partner_id
-        try:
-            proton_partner_id = get_proton_partner().id
-        except ProtonPartnerNotSetUp:
-            return None
-
-        # It has. Retrieve the information for the PartnerUser
-        return PartnerUser.get_by(user_id=user_id, partner_id=proton_partner_id)

app/events/generated/event_pb2.py

@@ -1,50 +0,0 @@
-# -*- coding: utf-8 -*-
-# Generated by the protocol buffer compiler.  DO NOT EDIT!
-# NO CHECKED-IN PROTOBUF GENCODE
-# source: event.proto
-# Protobuf Python Version: 5.27.0
-"""Generated protocol buffer code."""
-from google.protobuf import descriptor as _descriptor
-from google.protobuf import descriptor_pool as _descriptor_pool
-from google.protobuf import runtime_version as _runtime_version
-from google.protobuf import symbol_database as _symbol_database
-from google.protobuf.internal import builder as _builder
-_runtime_version.ValidateProtobufRuntimeVersion(
-    _runtime_version.Domain.PUBLIC,
-    5,
-    27,
-    0,
-    '',
-    'event.proto'
-)
-# @@protoc_insertion_point(imports)
-
-_sym_db = _symbol_database.Default()
-
-
-
-
-DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0b\x65vent.proto\x12\x12simplelogin_events\"(\n\x0fUserPlanChanged\x12\x15\n\rplan_end_time\x18\x01 \x01(\r\"\r\n\x0bUserDeleted\"\\\n\x0c\x41liasCreated\x12\n\n\x02id\x18\x01 \x01(\r\x12\r\n\x05\x65mail\x18\x02 \x01(\t\x12\x0c\n\x04note\x18\x03 \x01(\t\x12\x0f\n\x07\x65nabled\x18\x04 \x01(\x08\x12\x12\n\ncreated_at\x18\x05 \x01(\r\"T\n\x12\x41liasStatusChanged\x12\n\n\x02id\x18\x01 \x01(\r\x12\r\n\x05\x65mail\x18\x02 \x01(\t\x12\x0f\n\x07\x65nabled\x18\x03 \x01(\x08\x12\x12\n\ncreated_at\x18\x04 \x01(\r\")\n\x0c\x41liasDeleted\x12\n\n\x02id\x18\x01 \x01(\r\x12\r\n\x05\x65mail\x18\x02 \x01(\t\"D\n\x10\x41liasCreatedList\x12\x30\n\x06\x65vents\x18\x01 \x03(\x0b\x32 .simplelogin_events.AliasCreated\"\x93\x03\n\x0c\x45ventContent\x12?\n\x10user_plan_change\x18\x01 \x01(\x0b\x32#.simplelogin_events.UserPlanChangedH\x00\x12\x37\n\x0cuser_deleted\x18\x02 \x01(\x0b\x32\x1f.simplelogin_events.UserDeletedH\x00\x12\x39\n\ralias_created\x18\x03 \x01(\x0b\x32 .simplelogin_events.AliasCreatedH\x00\x12\x45\n\x13\x61lias_status_change\x18\x04 \x01(\x0b\x32&.simplelogin_events.AliasStatusChangedH\x00\x12\x39\n\ralias_deleted\x18\x05 \x01(\x0b\x32 .simplelogin_events.AliasDeletedH\x00\x12\x41\n\x11\x61lias_create_list\x18\x06 \x01(\x0b\x32$.simplelogin_events.AliasCreatedListH\x00\x42\t\n\x07\x63ontent\"y\n\x05\x45vent\x12\x0f\n\x07user_id\x18\x01 \x01(\r\x12\x18\n\x10\x65xternal_user_id\x18\x02 \x01(\t\x12\x12\n\npartner_id\x18\x03 \x01(\r\x12\x31\n\x07\x63ontent\x18\x04 \x01(\x0b\x32 .simplelogin_events.EventContentb\x06proto3')
-
-_globals = globals()
-_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, _globals)
-_builder.BuildTopDescriptorsAndMessages(DESCRIPTOR, 'event_pb2', _globals)
-if not _descriptor._USE_C_DESCRIPTORS:
-  DESCRIPTOR._loaded_options = None
-  _globals['_USERPLANCHANGED']._serialized_start=35
-  _globals['_USERPLANCHANGED']._serialized_end=75
-  _globals['_USERDELETED']._serialized_start=77
-  _globals['_USERDELETED']._serialized_end=90
-  _globals['_ALIASCREATED']._serialized_start=92
-  _globals['_ALIASCREATED']._serialized_end=184
-  _globals['_ALIASSTATUSCHANGED']._serialized_start=186
-  _globals['_ALIASSTATUSCHANGED']._serialized_end=270
-  _globals['_ALIASDELETED']._serialized_start=272
-  _globals['_ALIASDELETED']._serialized_end=313
-  _globals['_ALIASCREATEDLIST']._serialized_start=315
-  _globals['_ALIASCREATEDLIST']._serialized_end=383
-  _globals['_EVENTCONTENT']._serialized_start=386
-  _globals['_EVENTCONTENT']._serialized_end=789
-  _globals['_EVENT']._serialized_start=791
-  _globals['_EVENT']._serialized_end=912
-# @@protoc_insertion_point(module_scope)

app/events/generated/event_pb2.pyi

@@ -1,84 +0,0 @@
-from google.protobuf.internal import containers as _containers
-from google.protobuf import descriptor as _descriptor
-from google.protobuf import message as _message
-from typing import ClassVar as _ClassVar, Iterable as _Iterable, Mapping as _Mapping, Optional as _Optional, Union as _Union
-
-DESCRIPTOR: _descriptor.FileDescriptor
-
-class UserPlanChanged(_message.Message):
-    __slots__ = ("plan_end_time",)
-    PLAN_END_TIME_FIELD_NUMBER: _ClassVar[int]
-    plan_end_time: int
-    def __init__(self, plan_end_time: _Optional[int] = ...) -> None: ...
-
-class UserDeleted(_message.Message):
-    __slots__ = ()
-    def __init__(self) -> None: ...
-
-class AliasCreated(_message.Message):
-    __slots__ = ("id", "email", "note", "enabled", "created_at")
-    ID_FIELD_NUMBER: _ClassVar[int]
-    EMAIL_FIELD_NUMBER: _ClassVar[int]
-    NOTE_FIELD_NUMBER: _ClassVar[int]
-    ENABLED_FIELD_NUMBER: _ClassVar[int]
-    CREATED_AT_FIELD_NUMBER: _ClassVar[int]
-    id: int
-    email: str
-    note: str
-    enabled: bool
-    created_at: int
-    def __init__(self, id: _Optional[int] = ..., email: _Optional[str] = ..., note: _Optional[str] = ..., enabled: bool = ..., created_at: _Optional[int] = ...) -> None: ...
-
-class AliasStatusChanged(_message.Message):
-    __slots__ = ("id", "email", "enabled", "created_at")
-    ID_FIELD_NUMBER: _ClassVar[int]
-    EMAIL_FIELD_NUMBER: _ClassVar[int]
-    ENABLED_FIELD_NUMBER: _ClassVar[int]
-    CREATED_AT_FIELD_NUMBER: _ClassVar[int]
-    id: int
-    email: str
-    enabled: bool
-    created_at: int
-    def __init__(self, id: _Optional[int] = ..., email: _Optional[str] = ..., enabled: bool = ..., created_at: _Optional[int] = ...) -> None: ...
-
-class AliasDeleted(_message.Message):
-    __slots__ = ("id", "email")
-    ID_FIELD_NUMBER: _ClassVar[int]
-    EMAIL_FIELD_NUMBER: _ClassVar[int]
-    id: int
-    email: str
-    def __init__(self, id: _Optional[int] = ..., email: _Optional[str] = ...) -> None: ...
-
-class AliasCreatedList(_message.Message):
-    __slots__ = ("events",)
-    EVENTS_FIELD_NUMBER: _ClassVar[int]
-    events: _containers.RepeatedCompositeFieldContainer[AliasCreated]
-    def __init__(self, events: _Optional[_Iterable[_Union[AliasCreated, _Mapping]]] = ...) -> None: ...
-
-class EventContent(_message.Message):
-    __slots__ = ("user_plan_change", "user_deleted", "alias_created", "alias_status_change", "alias_deleted", "alias_create_list")
-    USER_PLAN_CHANGE_FIELD_NUMBER: _ClassVar[int]
-    USER_DELETED_FIELD_NUMBER: _ClassVar[int]
-    ALIAS_CREATED_FIELD_NUMBER: _ClassVar[int]
-    ALIAS_STATUS_CHANGE_FIELD_NUMBER: _ClassVar[int]
-    ALIAS_DELETED_FIELD_NUMBER: _ClassVar[int]
-    ALIAS_CREATE_LIST_FIELD_NUMBER: _ClassVar[int]
-    user_plan_change: UserPlanChanged
-    user_deleted: UserDeleted
-    alias_created: AliasCreated
-    alias_status_change: AliasStatusChanged
-    alias_deleted: AliasDeleted
-    alias_create_list: AliasCreatedList
-    def __init__(self, user_plan_change: _Optional[_Union[UserPlanChanged, _Mapping]] = ..., user_deleted: _Optional[_Union[UserDeleted, _Mapping]] = ..., alias_created: _Optional[_Union[AliasCreated, _Mapping]] = ..., alias_status_change: _Optional[_Union[AliasStatusChanged, _Mapping]] = ..., alias_deleted: _Optional[_Union[AliasDeleted, _Mapping]] = ..., alias_create_list: _Optional[_Union[AliasCreatedList, _Mapping]] = ...) -> None: ...
-
-class Event(_message.Message):
-    __slots__ = ("user_id", "external_user_id", "partner_id", "content")
-    USER_ID_FIELD_NUMBER: _ClassVar[int]
-    EXTERNAL_USER_ID_FIELD_NUMBER: _ClassVar[int]
-    PARTNER_ID_FIELD_NUMBER: _ClassVar[int]
-    CONTENT_FIELD_NUMBER: _ClassVar[int]
-    user_id: int
-    external_user_id: str
-    partner_id: int
-    content: EventContent
-    def __init__(self, user_id: _Optional[int] = ..., external_user_id: _Optional[str] = ..., partner_id: _Optional[int] = ..., content: _Optional[_Union[EventContent, _Mapping]] = ...) -> None: ...

app/extensions.py

@@ -1,31 +1,12 @@
 from flask_limiter import Limiter
 from flask_limiter.util import get_remote_address
-from flask_login import current_user, LoginManager
+from flask_login import LoginManager
-
-from app import config
 
 login_manager = LoginManager()
 login_manager.session_protection = "strong"
 
-
-# We want to rate limit based on:
-# - If the user is not logged in: request source IP
-# - If the user is logged in: user_id
-def __key_func():
-    if current_user.is_authenticated:
-        return f"userid:{current_user.id}"
-    else:
-        ip_addr = get_remote_address()
-        return f"ip:{ip_addr}"
-
-
 # Setup rate limit facility
-limiter = Limiter(key_func=__key_func)
+limiter = Limiter(key_func=get_remote_address)
-
-
-@limiter.request_filter
-def disable_rate_limit():
-    return config.DISABLE_RATE_LIMIT
 
 
 # @limiter.request_filter

app/handler/dmarc.py

@@ -5,7 +5,7 @@ from typing import Optional, Tuple
 from aiosmtpd.handlers import Message
 from aiosmtpd.smtp import Envelope
 
-from app import s3, config
+from app import s3
 from app.config import (
     DMARC_CHECK_ENABLED,
     ALERT_QUARANTINE_DMARC,
@@ -30,44 +30,10 @@ def apply_dmarc_policy_for_forward_phase(
 ) -> Tuple[Message, Optional[str]]:
     spam_result = SpamdResult.extract_from_headers(msg, Phase.forward)
     if not DMARC_CHECK_ENABLED or not spam_result:
-        LOG.i("DMARC check disabled")
         return msg, None
-    LOG.i(f"Spam check result in {spam_result}")
 
     from_header = get_header_unicode(msg[headers.FROM])
 
-    warning_plain_text = """This email failed anti-phishing checks when it was received by SimpleLogin, be careful with its content.
-More info on https://simplelogin.io/docs/getting-started/anti-phishing/
-            """
-    warning_html = """
-        <p style="color:red">
-            This email failed anti-phishing checks when it was received by SimpleLogin, be careful with its content.
-            More info on <a href="https://simplelogin.io/docs/getting-started/anti-phishing/">anti-phishing measure</a>
-        </p>
-        """
-
-    # do not quarantine an email if fails DMARC but has a small rspamd score
-    if (
-        config.MIN_RSPAMD_SCORE_FOR_FAILED_DMARC is not None
-        and spam_result.rspamd_score < config.MIN_RSPAMD_SCORE_FOR_FAILED_DMARC
-        and spam_result.dmarc
-        in (
-            DmarcCheckResult.quarantine,
-            DmarcCheckResult.reject,
-        )
-    ):
-        LOG.w(
-            f"email fails DMARC but has a small rspamd score, from contact {contact.email} to alias {alias.email}."
-            f"mail_from:{envelope.mail_from}, from_header: {from_header}"
-        )
-        changed_msg = add_header(
-            msg,
-            warning_plain_text,
-            warning_html,
-            subject_prefix="[Possible phishing attempt]",
-        )
-        return changed_msg, None
-
     if spam_result.dmarc == DmarcCheckResult.soft_fail:
         LOG.w(
             f"dmarc forward: soft_fail from contact {contact.email} to alias {alias.email}."
@@ -75,9 +41,15 @@ More info on https://simplelogin.io/docs/getting-started/anti-phishing/
         )
         changed_msg = add_header(
             msg,
-            warning_plain_text,
+            f"""This email failed anti-phishing checks when it was received by SimpleLogin, be careful with its content.
-            warning_html,
+More info on https://simplelogin.io/docs/getting-started/anti-phishing/
-            subject_prefix="[Possible phishing attempt]",
+            """,
+            f"""
+        <p style="color:red">
+            This email failed anti-phishing checks when it was received by SimpleLogin, be careful with its content.
+            More info on <a href="https://simplelogin.io/docs/getting-started/anti-phishing/">anti-phishing measure</a>
+        </p>
+        """,
         )
         return changed_msg, None
 
@@ -106,14 +78,12 @@ More info on https://simplelogin.io/docs/getting-started/anti-phishing/
             f"An email sent to {alias.email} has been quarantined",
             render(
                 "transactional/message-quarantine-dmarc.txt.jinja2",
-                user=user,
                 from_header=from_header,
                 alias=alias,
                 refused_email_url=email_log.get_dashboard_url(),
             ),
             render(
                 "transactional/message-quarantine-dmarc.html",
-                user=user,
                 from_header=from_header,
                 alias=alias,
                 refused_email_url=email_log.get_dashboard_url(),
@@ -137,7 +107,7 @@ def quarantine_dmarc_failed_forward_email(alias, contact, envelope, msg) -> Emai
     refused_email = RefusedEmail.create(
         full_report_path=s3_report_path, user_id=alias.user_id, flush=True
     )
-    email_log = EmailLog.create(
+    return EmailLog.create(
         user_id=alias.user_id,
         mailbox_id=alias.mailbox_id,
         contact_id=contact.id,
@@ -148,7 +118,6 @@ def quarantine_dmarc_failed_forward_email(alias, contact, envelope, msg) -> Emai
         blocked=True,
         commit=True,
     )
-    return email_log
 
 
 def apply_dmarc_policy_for_reply_phase(
@@ -156,17 +125,14 @@ def apply_dmarc_policy_for_reply_phase(
 ) -> Optional[str]:
     spam_result = SpamdResult.extract_from_headers(msg, Phase.reply)
     if not DMARC_CHECK_ENABLED or not spam_result:
-        LOG.i("DMARC check disabled")
         return None
 
-    LOG.i(f"Spam check result is {spam_result}")
     if spam_result.dmarc not in (
         DmarcCheckResult.quarantine,
         DmarcCheckResult.reject,
         DmarcCheckResult.soft_fail,
     ):
         return None
-
     LOG.w(
         f"dmarc reply: Put email from {alias_from.email} to {contact_recipient} into quarantine. {spam_result.event_data()}, "
         f"mail_from:{envelope.mail_from}, from_header: {msg[headers.FROM]}"
@@ -178,14 +144,12 @@ def apply_dmarc_policy_for_reply_phase(
         f"Attempt to send an email to your contact {contact_recipient.email} from {envelope.mail_from}",
         render(
             "transactional/spoof-reply.txt.jinja2",
-            user=alias_from.user,
             contact=contact_recipient,
             alias=alias_from,
             sender=envelope.mail_from,
         ),
         render(
             "transactional/spoof-reply.html",
-            user=alias_from.user,
             contact=contact_recipient,
             alias=alias_from,
             sender=envelope.mail_from,

app/handler/provider_complaint.py

@@ -3,7 +3,7 @@ from abc import ABC, abstractmethod
 from dataclasses import dataclass
 from io import BytesIO
 from mailbox import Message
-from typing import Optional, Union
+from typing import Optional
 
 from app import s3
 from app.config import (
@@ -189,7 +189,7 @@ def handle_yahoo_complaint(message: Message) -> bool:
     return handle_complaint(message, ProviderComplaintYahoo())
 
 
-def find_alias_with_address(address: str) -> Optional[Union[Alias, DomainDeletedAlias]]:
+def find_alias_with_address(address: str) -> Optional[Alias]:
     return Alias.get_by(email=address) or DomainDeletedAlias.get_by(email=address)
 
 
@@ -221,7 +221,7 @@ def handle_complaint(message: Message, origin: ProviderComplaintOrigin) -> bool:
         return True
 
     if is_deleted_alias(msg_info.sender_address):
-        LOG.i("Complaint is for deleted alias. Do nothing")
+        LOG.i(f"Complaint is for deleted alias. Do nothing")
         return True
 
     contact = Contact.get_by(reply_email=msg_info.sender_address)
@@ -231,7 +231,7 @@ def handle_complaint(message: Message, origin: ProviderComplaintOrigin) -> bool:
         alias = find_alias_with_address(msg_info.rcpt_address)
 
     if is_deleted_alias(msg_info.rcpt_address):
-        LOG.i("Complaint is for deleted alias. Do nothing")
+        LOG.i(f"Complaint is for deleted alias. Do nothing")
         return True
 
     if not alias:
@@ -245,22 +245,16 @@ def handle_complaint(message: Message, origin: ProviderComplaintOrigin) -> bool:
 
 
 def report_complaint_to_user_in_reply_phase(
-    alias: Union[Alias, DomainDeletedAlias],
+    alias: Alias,
     to_address: str,
     origin: ProviderComplaintOrigin,
     msg_info: OriginalMessageInformation,
 ):
     capitalized_name = origin.name().capitalize()
-    mailbox_email = msg_info.mailbox_address
-    if not mailbox_email:
-        if type(alias) is Alias:
-            mailbox_email = alias.mailbox.email
-        else:
-            mailbox_email = alias.domain.mailboxes[0].email
     send_email_with_rate_control(
         alias.user,
         f"{ALERT_COMPLAINT_REPLY_PHASE}_{origin.name()}",
-        mailbox_email,
+        msg_info.mailbox_address or alias.mailbox.email,
         f"Abuse report from {capitalized_name}",
         render(
             "transactional/provider-complaint-reply-phase.txt.jinja2",
@@ -299,19 +293,11 @@ def report_complaint_to_user_in_transactional_phase(
 
 
 def report_complaint_to_user_in_forward_phase(
-    alias: Union[Alias, DomainDeletedAlias],
+    alias: Alias, origin: ProviderComplaintOrigin, msg_info: OriginalMessageInformation
-    origin: ProviderComplaintOrigin,
-    msg_info: OriginalMessageInformation,
 ):
     capitalized_name = origin.name().capitalize()
     user = alias.user
-
+    mailbox_email = msg_info.mailbox_address or alias.mailbox.email
-    mailbox_email = msg_info.mailbox_address
-    if not mailbox_email:
-        if type(alias) is Alias:
-            mailbox_email = alias.mailbox.email
-        else:
-            mailbox_email = alias.domain.mailboxes[0].email
     send_email_with_rate_control(
         user,
         f"{ALERT_COMPLAINT_FORWARD_PHASE}_{origin.name()}",
@@ -319,13 +305,11 @@ def report_complaint_to_user_in_forward_phase(
         f"Abuse report from {capitalized_name}",
         render(
             "transactional/provider-complaint-forward-phase.txt.jinja2",
-            user=user,
             email=mailbox_email,
             provider=capitalized_name,
         ),
         render(
             "transactional/provider-complaint-forward-phase.html",
-            user=user,
             email=mailbox_email,
             provider=capitalized_name,
         ),

app/handler/spamd_result.py

@@ -4,7 +4,6 @@ from typing import Dict, Optional
 import newrelic.agent
 
 from app.email import headers
-from app.log import LOG
 from app.models import EnumE, Phase
 from email.message import Message
 
@@ -56,7 +55,6 @@ class SpamdResult:
         self.phase: Phase = phase
         self.dmarc: DmarcCheckResult = DmarcCheckResult.not_available
         self.spf: SPFCheckResult = SPFCheckResult.not_available
-        self.rspamd_score = -1
 
     def set_dmarc_result(self, dmarc_result: DmarcCheckResult):
         self.dmarc = dmarc_result
@@ -87,7 +85,6 @@ class SpamdResult:
         spam_entries = [
             entry.strip() for entry in str(spam_result_header[-1]).split("\n")
         ]
-
         for entry_pos in range(len(spam_entries)):
             sep = spam_entries[entry_pos].find("(")
             if sep > -1:
@@ -104,17 +101,6 @@ class SpamdResult:
                 spamd_result.set_spf_result(spf_result)
                 break
 
-        # parse the rspamd score
-        try:
-            score_line = spam_entries[0]  # e.g. "default: False [2.30 / 13.00];"
-            spamd_result.rspamd_score = float(
-                score_line[(score_line.find("[") + 1) : score_line.find("]")]
-                .split("/")[0]
-                .strip()
-            )
-        except (IndexError, ValueError):
-            LOG.e("cannot parse rspamd score")
-
         cls._store_in_message(spamd_result, msg)
         return spamd_result
 

app/handler/unsubscribe_encoder.py

@@ -1,36 +1,20 @@
-import base64
 import enum
-import hashlib
-import json
 from dataclasses import dataclass
-from typing import Optional, Union
+from typing import Optional
-
-import itsdangerous
 
 from app import config
-from app.log import LOG
-
-UNSUB_PREFIX = "un"
 
 
 class UnsubscribeAction(enum.Enum):
     UnsubscribeNewsletter = 1
     DisableAlias = 2
     DisableContact = 3
-    OriginalUnsubscribeMailto = 4
-
-
-@dataclass
-class UnsubscribeOriginalData:
-    alias_id: int
-    recipient: str
-    subject: str
 
 
 @dataclass
 class UnsubscribeData:
     action: UnsubscribeAction
-    data: Union[UnsubscribeOriginalData, int]
+    data: int
 
 
 @dataclass
@@ -41,110 +25,52 @@ class UnsubscribeLink:
 
 class UnsubscribeEncoder:
     @staticmethod
-    def encode(
+    def encode(action: UnsubscribeAction, data: int) -> UnsubscribeLink:
-        action: UnsubscribeAction,
+        if config.UNSUBSCRIBER:
-        data: Union[int, UnsubscribeOriginalData],
-        force_web: bool = False,
-    ) -> UnsubscribeLink:
-        if config.UNSUBSCRIBER and not force_web:
             return UnsubscribeLink(UnsubscribeEncoder.encode_mailto(action, data), True)
         return UnsubscribeLink(UnsubscribeEncoder.encode_url(action, data), False)
 
-    @classmethod
+    @staticmethod
-    def encode_subject(
+    def encode_subject(action: UnsubscribeAction, data: int) -> str:
-        cls, action: UnsubscribeAction, data: Union[int, UnsubscribeOriginalData]
+        if action == UnsubscribeAction.DisableAlias:
-    ) -> str:
+            return f"{data}="
-        if action != UnsubscribeAction.OriginalUnsubscribeMailto and not isinstance(
+        if action == UnsubscribeAction.DisableContact:
-            data, int
+            return f"{data}_"
-        ):
+        if action == UnsubscribeAction.UnsubscribeNewsletter:
-            raise ValueError(f"Data has to be an int for an action of type {action}")
+            return f"{data}*"
-        if action == UnsubscribeAction.OriginalUnsubscribeMailto:
-            if type(data) is not UnsubscribeOriginalData:
-                raise ValueError(
-                    f"Data has to be an UnsubscribeOriginalData for an action of type {action}"
-                )
-            # Initial 0 is the version number. If we need to add support for extra use-cases we can bump up this number
-            data = (0, data.alias_id, data.recipient, data.subject)
-        payload = (action.value, data)
-        serialized_data = (
-            base64.urlsafe_b64encode(json.dumps(payload).encode("utf-8"))
-            .rstrip(b"=")
-            .decode("utf-8")
-        )
-        signed_data = cls._get_signer().sign(serialized_data).decode("utf-8")
-        encoded_request = f"{UNSUB_PREFIX}.{signed_data}"
-        if len(encoded_request) > 512:
-            LOG.w("Encoded request is longer than 512 chars")
-        return encoded_request
 
     @staticmethod
-    def encode_mailto(
+    def encode_mailto(action: UnsubscribeAction, data: int) -> str:
-        action: UnsubscribeAction, data: Union[int, UnsubscribeOriginalData]
-    ) -> str:
         subject = UnsubscribeEncoder.encode_subject(action, data)
         return f"mailto:{config.UNSUBSCRIBER}?subject={subject}"
 
     @staticmethod
-    def encode_url(
+    def encode_url(action: UnsubscribeAction, data: int) -> str:
-        action: UnsubscribeAction, data: Union[int, UnsubscribeOriginalData]
-    ) -> str:
         if action == UnsubscribeAction.DisableAlias:
             return f"{config.URL}/dashboard/unsubscribe/{data}"
         if action == UnsubscribeAction.DisableContact:
             return f"{config.URL}/dashboard/block_contact/{data}"
-        if action in (
+        if action == UnsubscribeAction.UnsubscribeNewsletter:
-            UnsubscribeAction.UnsubscribeNewsletter,
+            raise Exception("Cannot encode url to disable newsletter")
-            UnsubscribeAction.OriginalUnsubscribeMailto,
-        ):
-            encoded = UnsubscribeEncoder.encode_subject(action, data)
-            return f"{config.URL}/dashboard/unsubscribe/encoded?data={encoded}"
 
     @staticmethod
-    def _get_signer() -> itsdangerous.Signer:
+    def decode_subject(data: str) -> Optional[UnsubscribeData]:
-        return itsdangerous.Signer(
-            config.UNSUBSCRIBE_SECRET, digest_method=hashlib.sha3_224
-        )
-
-    @classmethod
-    def decode_subject(cls, data: str) -> Optional[UnsubscribeData]:
-        if data.find(UNSUB_PREFIX) == -1:
-            try:
-                # subject has the format {alias.id}=
-                if data.endswith("="):
-                    alias_id = int(data[:-1])
-                    return UnsubscribeData(UnsubscribeAction.DisableAlias, alias_id)
-                # {contact.id}_
-                elif data.endswith("_"):
-                    contact_id = int(data[:-1])
-                    return UnsubscribeData(UnsubscribeAction.DisableContact, contact_id)
-                # {user.id}*
-                elif data.endswith("*"):
-                    user_id = int(data[:-1])
-                    return UnsubscribeData(
-                        UnsubscribeAction.UnsubscribeNewsletter, user_id
-                    )
-                else:
-                    # some email providers might strip off the = suffix
-                    alias_id = int(data)
-                    return UnsubscribeData(UnsubscribeAction.DisableAlias, alias_id)
-            except ValueError:
-                return None
-
-        signer = cls._get_signer()
         try:
-            verified_data = signer.unsign(data[len(UNSUB_PREFIX) + 1 :])
+            # subject has the format {alias.id}=
-        except itsdangerous.BadSignature:
+            if data.endswith("="):
-            return None
+                alias_id = int(data[:-1])
-        try:
+                return UnsubscribeData(UnsubscribeAction.DisableAlias, alias_id)
-            padded_data = verified_data + (b"=" * (-len(verified_data) % 4))
+            # {contact.id}_
-            payload = json.loads(base64.urlsafe_b64decode(padded_data))
+            elif data.endswith("_"):
+                contact_id = int(data[:-1])
+                return UnsubscribeData(UnsubscribeAction.DisableContact, contact_id)
+            # {user.id}*
+            elif data.endswith("*"):
+                user_id = int(data[:-1])
+                return UnsubscribeData(UnsubscribeAction.UnsubscribeNewsletter, user_id)
+            else:
+                # some email providers might strip off the = suffix
+                alias_id = int(data)
+                return UnsubscribeData(UnsubscribeAction.DisableAlias, alias_id)
         except ValueError:
             return None
-        action = UnsubscribeAction(payload[0])
-        action_data = payload[1]
-        if action == UnsubscribeAction.OriginalUnsubscribeMailto:
-            # Skip version number in action_data[0] for now it's always 0
-            action_data = UnsubscribeOriginalData(
-                action_data[1], action_data[2], action_data[3]
-            )
-        return UnsubscribeData(action, action_data)

app/handler/unsubscribe_generator.py

@@ -1,92 +1,30 @@
-import urllib
-from email.header import Header
 from email.message import Message
 
 from app.email import headers
-from app import config
+from app.email_utils import add_or_replace_header
-from app.email_utils import add_or_replace_header, delete_header
 from app.handler.unsubscribe_encoder import (
     UnsubscribeEncoder,
     UnsubscribeAction,
-    UnsubscribeData,
-    UnsubscribeOriginalData,
 )
-from app.log import LOG
+from app.models import Alias, Contact
-from app.models import Alias, Contact, UnsubscribeBehaviourEnum
 
 
 class UnsubscribeGenerator:
-    def _generate_header_with_original_behaviour(
+    def add_header_to_message(
-        self, alias: Alias, message: Message
+        self, alias: Alias, contact: Contact, message: Message
     ) -> Message:
         """
-        Generate a header that will encode the original unsub request. To do so
+        Add List-Unsubscribe header
-         1. Look if there's an original List_Unsubscribe headers, otherwise do nothing
-         2. Header has the form <method1>, <method2>, .. where each method is either
-           - mailto:s@b.c?subject=something
-           - http(s)://somewhere.com
-        3. Check if there are http unsub requests in the header. If there are, reserve them and remove all mailto
-           methods to avoid leaking the real mailbox. We forward the message with only http(s) methods.
-        4. If there aren't neither https nor mailto methods, strip the header from the message and that's it.
-           It could happen if the header is malformed.
-        5. Encode in our unsub request the first original mail and subject to unsub, and use that as our unsub header.
         """
-        unsubscribe_data = message[headers.LIST_UNSUBSCRIBE]
+        user = alias.user
-        if not unsubscribe_data:
+        if user.one_click_unsubscribe_block_sender:
-            LOG.info("Email has no unsubscribe header")
+            unsub_link = UnsubscribeEncoder.encode(
-            return message
+                UnsubscribeAction.DisableContact, contact.id
-        if isinstance(unsubscribe_data, Header):
-            unsubscribe_data = str(unsubscribe_data.encode())
-        raw_methods = [method.strip() for method in unsubscribe_data.split(",")]
-        mailto_unsubs = None
-        other_unsubs = []
-        for raw_method in raw_methods:
-            start = raw_method.find("<")
-            end = raw_method.rfind(">")
-            if start == -1 or end == -1 or start >= end:
-                continue
-            method = raw_method[start + 1 : end]
-            url_data = urllib.parse.urlparse(method)
-            if url_data.scheme == "mailto":
-                if url_data.path == config.UNSUBSCRIBER:
-                    LOG.debug(
-                        f"Skipping replacing unsubscribe since the original email already points to {config.UNSUBSCRIBER}"
-                    )
-                    return message
-                query_data = urllib.parse.parse_qs(url_data.query)
-                mailto_unsubs = (url_data.path, query_data.get("subject", [""])[0])
-                LOG.debug(f"Unsub is mailto to {mailto_unsubs}")
-            else:
-                LOG.debug(f"Unsub has {url_data.scheme} scheme")
-                other_unsubs.append(method)
-        # If there are non mailto unsubscribe methods, use those in the header
-        if other_unsubs:
-            add_or_replace_header(
-                message,
-                headers.LIST_UNSUBSCRIBE,
-                ", ".join([f"<{method}>" for method in other_unsubs]),
             )
-            add_or_replace_header(
+        else:
-                message, headers.LIST_UNSUBSCRIBE_POST, "List-Unsubscribe=One-Click"
+            unsub_link = UnsubscribeEncoder.encode(
+                UnsubscribeAction.DisableAlias, alias.id
             )
-            LOG.debug(f"Adding click unsub methods to header {other_unsubs}")
-            return message
-        elif not mailto_unsubs:
-            LOG.debug("No unsubs. Deleting all unsub headers")
-            delete_header(message, headers.LIST_UNSUBSCRIBE)
-            delete_header(message, headers.LIST_UNSUBSCRIBE_POST)
-            return message
-        unsub_data = UnsubscribeData(
-            UnsubscribeAction.OriginalUnsubscribeMailto,
-            UnsubscribeOriginalData(alias.id, mailto_unsubs[0], mailto_unsubs[1]),
-        )
-        LOG.debug(f"Adding unsub data {unsub_data}")
-        return self._add_unsubscribe_header(message, unsub_data)
-
-    def _add_unsubscribe_header(
-        self, message: Message, unsub: UnsubscribeData
-    ) -> Message:
-        unsub_link = UnsubscribeEncoder.encode(unsub.action, unsub.data)
 
         add_or_replace_header(message, headers.LIST_UNSUBSCRIBE, f"<{unsub_link.link}>")
         if not unsub_link.via_email:
@@ -94,19 +32,3 @@ class UnsubscribeGenerator:
                 message, headers.LIST_UNSUBSCRIBE_POST, "List-Unsubscribe=One-Click"
             )
         return message
-
-    def add_header_to_message(
-        self, alias: Alias, contact: Contact, message: Message
-    ) -> Message:
-        """
-        Add List-Unsubscribe header based on the user preference.
-        """
-        unsub_behaviour = alias.user.unsub_behaviour
-        if unsub_behaviour == UnsubscribeBehaviourEnum.PreserveOriginal:
-            return self._generate_header_with_original_behaviour(alias, message)
-        elif unsub_behaviour == UnsubscribeBehaviourEnum.DisableAlias:
-            unsub = UnsubscribeData(UnsubscribeAction.DisableAlias, alias.id)
-            return self._add_unsubscribe_header(message, unsub)
-        else:
-            unsub = UnsubscribeData(UnsubscribeAction.DisableContact, contact.id)
-            return self._add_unsubscribe_header(message, unsub)