app-MAIL-temp/app/dashboard/views/domain_detail.py
2021-09-21 10:57:36 +02:00

536 lines
20 KiB
Python

import re2 as re
from threading import Thread
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.config import EMAIL_SERVERS_WITH_PRIORITY, EMAIL_DOMAIN
from app.dashboard.base import dashboard_bp
from app.dns_utils import (
get_mx_domains,
get_spf_domain,
get_txt_record,
get_cname_record,
)
from app.email_utils import send_email
from app.extensions import db
from app.log import LOG
from app.models import (
CustomDomain,
Alias,
DomainDeletedAlias,
Mailbox,
DomainMailbox,
AutoCreateRule,
AutoCreateRuleMailbox,
)
from app.utils import random_string
@dashboard_bp.route("/domains/<int:custom_domain_id>/dns", methods=["GET", "POST"])
@login_required
def domain_detail_dns(custom_domain_id):
custom_domain: CustomDomain = 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"))
# generate a domain ownership txt token if needed
if not custom_domain.ownership_verified and not custom_domain.ownership_txt_token:
custom_domain.ownership_txt_token = random_string(30)
db.session.commit()
spf_record = f"v=spf1 include:{EMAIL_DOMAIN} -all"
# hardcode the DKIM selector here
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 request.form.get("form-name") == "check-ownership":
txt_records = get_txt_record(custom_domain.domain)
if custom_domain.get_ownership_dns_txt_value() in txt_records:
flash(
"Domain ownership is verified. Please proceed to the other records setup",
"success",
)
custom_domain.ownership_verified = True
db.session.commit()
return redirect(
url_for(
"dashboard.domain_detail_dns",
custom_domain_id=custom_domain.id,
_anchor="dns-setup",
)
)
else:
flash("We can't find the needed TXT record", "error")
ownership_ok = False
ownership_errors = txt_records
elif request.form.get("form-name") == "check-mx":
mx_domains = get_mx_domains(custom_domain.domain)
if sorted(mx_domains) != sorted(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
db.session.commit()
return redirect(
url_for(
"dashboard.domain_detail_dns", custom_domain_id=custom_domain.id
)
)
elif request.form.get("form-name") == "check-spf":
spf_domains = get_spf_domain(custom_domain.domain)
if EMAIL_DOMAIN in spf_domains:
custom_domain.spf_verified = True
db.session.commit()
flash("SPF is setup correctly", "success")
return redirect(
url_for(
"dashboard.domain_detail_dns", custom_domain_id=custom_domain.id
)
)
else:
custom_domain.spf_verified = False
db.session.commit()
flash(
f"SPF: {EMAIL_DOMAIN} is not included in your SPF record.",
"warning",
)
spf_ok = False
spf_errors = get_txt_record(custom_domain.domain)
elif request.form.get("form-name") == "check-dkim":
dkim_record = get_cname_record("dkim._domainkey." + custom_domain.domain)
if dkim_record == dkim_cname:
flash("DKIM is setup correctly.", "success")
custom_domain.dkim_verified = True
db.session.commit()
return redirect(
url_for(
"dashboard.domain_detail_dns", custom_domain_id=custom_domain.id
)
)
else:
custom_domain.dkim_verified = False
db.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":
txt_records = get_txt_record("_dmarc." + custom_domain.domain)
if dmarc_record in txt_records:
custom_domain.dmarc_verified = True
db.session.commit()
flash("DMARC is setup correctly", "success")
return redirect(
url_for(
"dashboard.domain_detail_dns", custom_domain_id=custom_domain.id
)
)
else:
custom_domain.dmarc_verified = False
db.session.commit()
flash(
"DMARC: The TXT record is not correctly set",
"warning",
)
dmarc_ok = False
dmarc_errors = txt_records
return render_template(
"dashboard/domain_detail/dns.html",
EMAIL_SERVERS_WITH_PRIORITY=EMAIL_SERVERS_WITH_PRIORITY,
**locals(),
)
@dashboard_bp.route("/domains/<int:custom_domain_id>/info", methods=["GET", "POST"])
@login_required
def domain_detail(custom_domain_id):
custom_domain: CustomDomain = CustomDomain.get(custom_domain_id)
mailboxes = current_user.mailboxes()
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 request.form.get("form-name") == "switch-catch-all":
custom_domain.catch_all = not custom_domain.catch_all
db.session.commit()
if custom_domain.catch_all:
flash(
f"The catch-all has been enabled for {custom_domain.domain}",
"success",
)
else:
flash(
f"The catch-all has been disabled for {custom_domain.domain}",
"warning",
)
return redirect(
url_for("dashboard.domain_detail", custom_domain_id=custom_domain.id)
)
elif request.form.get("form-name") == "set-name":
if request.form.get("action") == "save":
custom_domain.name = request.form.get("alias-name").replace("\n", "")
db.session.commit()
flash(
f"Default alias name for Domain {custom_domain.domain} has been set",
"success",
)
else:
custom_domain.name = None
db.session.commit()
flash(
f"Default alias name for Domain {custom_domain.domain} has been removed",
"info",
)
return redirect(
url_for("dashboard.domain_detail", custom_domain_id=custom_domain.id)
)
elif request.form.get("form-name") == "switch-random-prefix-generation":
custom_domain.random_prefix_generation = (
not custom_domain.random_prefix_generation
)
db.session.commit()
if custom_domain.random_prefix_generation:
flash(
f"Random prefix generation has been enabled for {custom_domain.domain}",
"success",
)
else:
flash(
f"Random prefix generation has been disabled for {custom_domain.domain}",
"warning",
)
return redirect(
url_for("dashboard.domain_detail", custom_domain_id=custom_domain.id)
)
elif request.form.get("form-name") == "update":
mailbox_ids = request.form.getlist("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.domain_detail", custom_domain_id=custom_domain.id
)
)
mailboxes.append(mailbox)
if not mailboxes:
flash("You must select at least 1 mailbox", "warning")
return redirect(
url_for(
"dashboard.domain_detail", custom_domain_id=custom_domain.id
)
)
# first remove all existing domain-mailboxes links
DomainMailbox.query.filter_by(domain_id=custom_domain.id).delete()
db.session.flush()
for mailbox in mailboxes:
DomainMailbox.create(domain_id=custom_domain.id, mailbox_id=mailbox.id)
db.session.commit()
flash(f"{custom_domain.domain} mailboxes has been updated", "success")
return redirect(
url_for("dashboard.domain_detail", custom_domain_id=custom_domain.id)
)
elif request.form.get("form-name") == "delete":
name = custom_domain.domain
LOG.d("Schedule deleting %s", custom_domain)
Thread(target=delete_domain, args=(custom_domain_id,)).start()
flash(
f"{name} scheduled for deletion."
f"You will receive a confirmation email when the deletion is finished",
"success",
)
return redirect(url_for("dashboard.custom_domain"))
nb_alias = Alias.filter_by(custom_domain_id=custom_domain.id).count()
return render_template("dashboard/domain_detail/info.html", **locals())
def delete_domain(custom_domain_id: int):
from server import create_light_app
with create_light_app().app_context():
custom_domain = CustomDomain.get(custom_domain_id)
if not custom_domain:
return
domain_name = custom_domain.domain
user = custom_domain.user
CustomDomain.delete(custom_domain.id)
db.session.commit()
LOG.d("Domain %s deleted", domain_name)
send_email(
user.email,
f"Your domain {domain_name} has been deleted",
f"""Domain {domain_name} along with its aliases are deleted successfully.
Regards,
SimpleLogin team.
""",
)
@dashboard_bp.route("/domains/<int:custom_domain_id>/trash", methods=["GET", "POST"])
@login_required
def domain_detail_trash(custom_domain_id):
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 request.form.get("form-name") == "empty-all":
DomainDeletedAlias.filter_by(domain_id=custom_domain.id).delete()
db.session.commit()
flash("All deleted aliases can now be re-created", "success")
return redirect(
url_for(
"dashboard.domain_detail_trash", custom_domain_id=custom_domain.id
)
)
elif request.form.get("form-name") == "remove-single":
deleted_alias_id = request.form.get("deleted-alias-id")
deleted_alias = DomainDeletedAlias.get(deleted_alias_id)
if not deleted_alias or deleted_alias.domain_id != custom_domain.id:
flash("Unknown error, refresh the page", "warning")
return redirect(
url_for(
"dashboard.domain_detail_trash",
custom_domain_id=custom_domain.id,
)
)
DomainDeletedAlias.delete(deleted_alias.id)
db.session.commit()
flash(
f"{deleted_alias.email} can now be re-created",
"success",
)
return redirect(
url_for(
"dashboard.domain_detail_trash", custom_domain_id=custom_domain.id
)
)
domain_deleted_aliases = DomainDeletedAlias.filter_by(
domain_id=custom_domain.id
).all()
return render_template(
"dashboard/domain_detail/trash.html",
domain_deleted_aliases=domain_deleted_aliases,
custom_domain=custom_domain,
)
class AutoCreateRuleForm(FlaskForm):
regex = StringField(
"regex", validators=[validators.DataRequired(), validators.Length(max=128)]
)
order = IntegerField(
"order",
validators=[validators.DataRequired(), validators.NumberRange(min=0, max=100)],
)
class AutoCreateTestForm(FlaskForm):
local = StringField(
"local part", validators=[validators.DataRequired(), validators.Length(max=128)]
)
@dashboard_bp.route(
"/domains/<int:custom_domain_id>/auto-create", methods=["GET", "POST"]
)
@login_required
def domain_detail_auto_create(custom_domain_id):
custom_domain: CustomDomain = CustomDomain.get(custom_domain_id)
mailboxes = current_user.mailboxes()
new_auto_create_rule_form = AutoCreateRuleForm()
auto_create_test_form = AutoCreateTestForm()
auto_create_test_local, auto_create_test_result, auto_create_test_passed = (
"",
"",
False,
)
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 request.form.get("form-name") == "create-auto-create-rule":
if new_auto_create_rule_form.validate():
# make sure order isn't used before
for auto_create_rule in custom_domain.auto_create_rules:
auto_create_rule: AutoCreateRule
if auto_create_rule.order == int(
new_auto_create_rule_form.order.data
):
flash(
"Another rule with the same order already exists", "error"
)
break
else:
mailbox_ids = request.form.getlist("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.domain_detail_auto_create",
custom_domain_id=custom_domain.id,
)
)
mailboxes.append(mailbox)
if not mailboxes:
flash("You must select at least 1 mailbox", "warning")
return redirect(
url_for(
"dashboard.domain_detail_auto_create",
custom_domain_id=custom_domain.id,
)
)
try:
re.compile(new_auto_create_rule_form.regex.data)
except:
flash(
f"Invalid regex {new_auto_create_rule_form.regex.data}",
"error",
)
return redirect(
url_for(
"dashboard.domain_detail_auto_create",
custom_domain_id=custom_domain.id,
)
)
rule = AutoCreateRule.create(
custom_domain_id=custom_domain.id,
order=int(new_auto_create_rule_form.order.data),
regex=new_auto_create_rule_form.regex.data,
flush=True,
)
for mailbox in mailboxes:
AutoCreateRuleMailbox.create(
auto_create_rule_id=rule.id, mailbox_id=mailbox.id
)
db.session.commit()
flash("New auto create rule has been created", "success")
return redirect(
url_for(
"dashboard.domain_detail_auto_create",
custom_domain_id=custom_domain.id,
)
)
elif request.form.get("form-name") == "delete-auto-create-rule":
rule_id = request.form.get("rule-id")
rule: AutoCreateRule = AutoCreateRule.get(int(rule_id))
if not rule or rule.custom_domain_id != custom_domain.id:
flash("Something wrong, please retry", "error")
return redirect(
url_for(
"dashboard.domain_detail_auto_create",
custom_domain_id=custom_domain.id,
)
)
rule_order = rule.order
AutoCreateRule.delete(rule_id)
db.session.commit()
flash(f"Rule #{rule_order} has been deleted", "success")
return redirect(
url_for(
"dashboard.domain_detail_auto_create",
custom_domain_id=custom_domain.id,
)
)
elif request.form.get("form-name") == "test-auto-create-rule":
if auto_create_test_form.validate():
local = auto_create_test_form.local.data
auto_create_test_local = local
for rule in custom_domain.auto_create_rules:
rule: AutoCreateRule
regex = re.compile(rule.regex)
if re.fullmatch(regex, local):
auto_create_test_result = (
f"{local}@{custom_domain.domain} passes rule #{rule.order}"
)
auto_create_test_passed = True
break
else: # no rule passes
auto_create_test_result = (
f"{local}@{custom_domain.domain} doesn't pass any rule"
)
return render_template(
"dashboard/domain_detail/auto-create.html", **locals()
)
return render_template("dashboard/domain_detail/auto-create.html", **locals())