import argparse import asyncio import urllib.parse from typing import List, Tuple import arrow import requests from sqlalchemy import func, desc, or_ from sqlalchemy.ext.compiler import compiles from sqlalchemy.orm import joinedload from sqlalchemy.orm.exc import ObjectDeletedError from sqlalchemy.sql import Insert from app import s3 from app.alias_utils import nb_email_log_for_mailbox from app.api.views.apple import verify_receipt from app.config import ( ADMIN_EMAIL, MACAPP_APPLE_API_SECRET, APPLE_API_SECRET, EMAIL_SERVERS_WITH_PRIORITY, URL, AlERT_WRONG_MX_RECORD_CUSTOM_DOMAIN, HIBP_API_KEYS, HIBP_SCAN_INTERVAL_DAYS, MONITORING_EMAIL, ) from app.db import Session from app.dns_utils import get_mx_domains, is_mx_equivalent from app.email_utils import ( send_email, send_trial_end_soon_email, render, email_can_be_used_as_mailbox, send_email_with_rate_control, normalize_reply_email, is_valid_email, get_email_domain_part, ) from app.errors import ProtonPartnerNotSetUp from app.log import LOG from app.models import ( Subscription, User, Alias, EmailLog, CustomDomain, Client, ManualSubscription, RefusedEmail, AppleSubscription, Mailbox, Monitoring, Contact, CoinbaseSubscription, TransactionalEmail, Bounce, Metric2, SLDomain, DeletedAlias, DomainDeletedAlias, Hibp, HibpNotifiedAlias, Directory, DeletedDirectory, DeletedSubdomain, PartnerSubscription, PartnerUser, ApiToCookieToken, ) from app.pgp_utils import load_public_key_and_check, PGPException from app.proton.utils import get_proton_partner from app.utils import sanitize_email from server import create_light_app def notify_trial_end(): for user in User.filter( User.activated.is_(True), User.trial_end.isnot(None), User.lifetime.is_(False) ).all(): try: if user.in_trial() and arrow.now().shift( days=3 ) > user.trial_end >= arrow.now().shift(days=2): LOG.d("Send trial end email to user %s", user) send_trial_end_soon_email(user) # happens if user has been deleted in the meantime except ObjectDeletedError: LOG.i("user has been deleted") def delete_logs(): """delete everything that are considered logs""" delete_refused_emails() delete_old_monitoring() for t in TransactionalEmail.filter( TransactionalEmail.created_at < arrow.now().shift(days=-7) ): TransactionalEmail.delete(t.id) for b in Bounce.filter(Bounce.created_at < arrow.now().shift(days=-7)): Bounce.delete(b.id) Session.commit() LOG.d("Delete EmailLog older than 2 weeks") max_dt = arrow.now().shift(weeks=-2) nb_deleted = EmailLog.filter(EmailLog.created_at < max_dt).delete() Session.commit() LOG.i("Delete %s email logs", nb_deleted) def delete_refused_emails(): for refused_email in RefusedEmail.filter_by(deleted=False).all(): if arrow.now().shift(days=1) > refused_email.delete_at >= arrow.now(): LOG.d("Delete refused email %s", refused_email) if refused_email.path: s3.delete(refused_email.path) s3.delete(refused_email.full_report_path) # do not set path and full_report_path to null # so we can check later that the files are indeed deleted refused_email.delete_at = arrow.now() refused_email.deleted = True Session.commit() LOG.d("Finish delete_refused_emails") def notify_premium_end(): """sent to user who has canceled their subscription and who has their subscription ending soon""" for sub in Subscription.filter_by(cancelled=True).all(): if ( arrow.now().shift(days=3).date() > sub.next_bill_date >= arrow.now().shift(days=2).date() ): user = sub.user if user.lifetime: continue LOG.d(f"Send subscription ending soon email to user {user}") send_email( user.email, f"Your subscription will end soon", render( "transactional/subscription-end.txt", user=user, next_bill_date=sub.next_bill_date.strftime("%Y-%m-%d"), ), render( "transactional/subscription-end.html", user=user, next_bill_date=sub.next_bill_date.strftime("%Y-%m-%d"), ), retries=3, ) def notify_manual_sub_end(): for manual_sub in ManualSubscription.all(): manual_sub: ManualSubscription need_reminder = False if arrow.now().shift(days=14) > manual_sub.end_at > arrow.now().shift(days=13): need_reminder = True elif arrow.now().shift(days=4) > manual_sub.end_at > arrow.now().shift(days=3): need_reminder = True user = manual_sub.user if user.lifetime: LOG.d("%s has a lifetime licence", user) continue paddle_sub: Subscription = user.get_paddle_subscription() if paddle_sub and not paddle_sub.cancelled: LOG.d("%s has an active Paddle subscription", user) continue if need_reminder: # user can have a (free) manual subscription but has taken a paid subscription via # Paddle, Coinbase or Apple since then if manual_sub.is_giveaway: if user.get_paddle_subscription(): LOG.d("%s has a active Paddle subscription", user) continue coinbase_subscription: CoinbaseSubscription = ( CoinbaseSubscription.get_by(user_id=user.id) ) if coinbase_subscription and coinbase_subscription.is_active(): LOG.d("%s has a active Coinbase subscription", user) continue apple_sub: AppleSubscription = AppleSubscription.get_by(user_id=user.id) if apple_sub and apple_sub.is_valid(): LOG.d("%s has a active Apple subscription", user) continue LOG.d("Remind user %s that their manual sub is ending soon", user) send_email( user.email, f"Your subscription will end soon", render( "transactional/manual-subscription-end.txt", user=user, manual_sub=manual_sub, ), render( "transactional/manual-subscription-end.html", user=user, manual_sub=manual_sub, ), retries=3, ) extend_subscription_url = URL + "/dashboard/coinbase_checkout" for coinbase_subscription in CoinbaseSubscription.all(): need_reminder = False if ( arrow.now().shift(days=14) > coinbase_subscription.end_at > arrow.now().shift(days=13) ): need_reminder = True elif ( arrow.now().shift(days=4) > coinbase_subscription.end_at > arrow.now().shift(days=3) ): need_reminder = True if need_reminder: user = coinbase_subscription.user if user.lifetime: continue LOG.d( "Remind user %s that their coinbase subscription is ending soon", user ) send_email( user.email, "Your SimpleLogin subscription will end soon", render( "transactional/coinbase/reminder-subscription.txt", coinbase_subscription=coinbase_subscription, extend_subscription_url=extend_subscription_url, ), render( "transactional/coinbase/reminder-subscription.html", coinbase_subscription=coinbase_subscription, extend_subscription_url=extend_subscription_url, ), retries=3, ) def poll_apple_subscription(): """Poll Apple API to update AppleSubscription""" # todo: only near the end of the subscription for apple_sub in AppleSubscription.all(): user = apple_sub.user verify_receipt(apple_sub.receipt_data, user, APPLE_API_SECRET) verify_receipt(apple_sub.receipt_data, user, MACAPP_APPLE_API_SECRET) LOG.d("Finish poll_apple_subscription") def compute_metric2() -> Metric2: now = arrow.now() _24h_ago = now.shift(days=-1) nb_referred_user_paid = 0 for user in User.filter(User.referral_id.isnot(None)): if user.is_paid(): nb_referred_user_paid += 1 # compute nb_proton_premium, nb_proton_user nb_proton_premium = nb_proton_user = 0 try: proton_partner = get_proton_partner() nb_proton_premium = ( Session.query(PartnerSubscription, PartnerUser) .filter( PartnerSubscription.partner_user_id == PartnerUser.id, PartnerUser.partner_id == proton_partner.id, PartnerSubscription.end_at > now, ) .count() ) nb_proton_user = ( Session.query(PartnerUser) .filter( PartnerUser.partner_id == proton_partner.id, ) .count() ) except ProtonPartnerNotSetUp: LOG.d("Proton partner not set up") return Metric2.create( date=now, # user stats nb_user=User.count(), nb_activated_user=User.filter_by(activated=True).count(), nb_proton_user=nb_proton_user, # subscription stats nb_premium=Subscription.filter(Subscription.cancelled.is_(False)).count(), nb_cancelled_premium=Subscription.filter( Subscription.cancelled.is_(True) ).count(), # todo: filter by expires_date > now nb_apple_premium=AppleSubscription.count(), nb_manual_premium=ManualSubscription.filter( ManualSubscription.end_at > now, ManualSubscription.is_giveaway.is_(False), ).count(), nb_coinbase_premium=CoinbaseSubscription.filter( CoinbaseSubscription.end_at > now ).count(), nb_proton_premium=nb_proton_premium, # referral stats nb_referred_user=User.filter(User.referral_id.isnot(None)).count(), nb_referred_user_paid=nb_referred_user_paid, nb_alias=Alias.count(), # email log stats nb_forward_last_24h=EmailLog.filter(EmailLog.created_at > _24h_ago) .filter_by(bounced=False, is_spam=False, is_reply=False, blocked=False) .count(), nb_bounced_last_24h=EmailLog.filter(EmailLog.created_at > _24h_ago) .filter_by(bounced=True) .count(), nb_total_bounced_last_24h=Bounce.filter(Bounce.created_at > _24h_ago).count(), nb_reply_last_24h=EmailLog.filter(EmailLog.created_at > _24h_ago) .filter_by(is_reply=True) .count(), nb_block_last_24h=EmailLog.filter(EmailLog.created_at > _24h_ago) .filter_by(blocked=True) .count(), # other stats nb_verified_custom_domain=CustomDomain.filter_by(verified=True).count(), nb_subdomain=CustomDomain.filter_by(is_sl_subdomain=True).count(), nb_directory=Directory.count(), nb_deleted_directory=DeletedDirectory.count(), nb_deleted_subdomain=DeletedSubdomain.count(), nb_app=Client.count(), commit=True, ) def increase_percent(old, new) -> str: if old == 0: return "N/A" if not old or not new: return "N/A" increase = (new - old) / old * 100 return f"{increase:.1f}%. Delta: {new - old}" def bounce_report() -> List[Tuple[str, int]]: """return the accounts that have most bounces, e.g. (email1, 30) (email2, 20) Produce this query ``` SELECT count(*) AS c, users.email FROM email_log, users WHERE email_log.user_id = users.id AND email_log.created_at > '2021-3-20' and email_log.bounced = true GROUP BY users.email ORDER BY c DESC; ``` """ min_dt = arrow.now().shift(days=-1) query = ( Session.query(User.email, func.count(EmailLog.id).label("count")) .join(EmailLog, EmailLog.user_id == User.id) .filter(EmailLog.bounced, EmailLog.created_at > min_dt) .group_by(User.email) .having(func.count(EmailLog.id) > 5) .order_by(desc("count")) ) res = [] for email, count in query: res.append((email, count)) return res def all_bounce_report() -> str: """ Return a report for all mailboxes that have most bounces. Using this query to get mailboxes that have bounces. For each mailbox in the list, return the first bounce info. ``` SELECT email, count(*) AS nb_bounce FROM bounce WHERE created_at > '2021-10-16' GROUP BY email ORDER BY nb_bounce DESC ``` """ res = "" min_dt = arrow.now().shift(days=-1) query = ( Session.query(Bounce.email, func.count(Bounce.id).label("nb_bounce")) .filter(Bounce.created_at > min_dt) .group_by(Bounce.email) # not return mailboxes that have too little bounces .having(func.count(Bounce.id) > 3) .order_by(desc("nb_bounce")) ) for email, count in query: res += f"{email}: {count} bounces. " most_recent: Bounce = ( Bounce.filter(Bounce.email == email) .order_by(Bounce.created_at.desc()) .first() ) # most_recent.info can be very verbose res += f"Most recent cause: \n{most_recent.info[:1000] if most_recent.info else 'N/A'}" res += "\n----\n" return res def alias_creation_report() -> List[Tuple[str, int]]: """return the accounts that have created most aliases in the last 7 days, e.g. (email1, 2021-3-21, 30) (email2, 2021-3-20, 20) Produce this query ``` SELECT count(*) AS c, users.email, date(alias.created_at) AS d FROM alias, users WHERE alias.user_id = users.id AND alias.created_at > '2021-3-22' GROUP BY users.email, d HAVING count(*) > 50 ORDER BY c DESC; ``` """ min_dt = arrow.now().shift(days=-7) query = ( Session.query( User.email, func.count(Alias.id).label("count"), func.date(Alias.created_at).label("date"), ) .join(Alias, Alias.user_id == User.id) .filter(Alias.created_at > min_dt) .group_by(User.email, "date") .having(func.count(Alias.id) > 50) .order_by(desc("count")) ) res = [] for email, count, date in query: res.append((email, count, date)) return res def stats(): """send admin stats everyday""" if not ADMIN_EMAIL: LOG.w("ADMIN_EMAIL not set, nothing to do") return stats_today = compute_metric2() stats_yesterday = ( Metric2.filter(Metric2.date < stats_today.date) .order_by(Metric2.date.desc()) .first() ) today = arrow.now().format() growth_stats = f""" Growth Stats for {today} nb_user: {stats_today.nb_user} - {increase_percent(stats_yesterday.nb_user, stats_today.nb_user)} nb_proton_user: {stats_today.nb_proton_user} - {increase_percent(stats_yesterday.nb_proton_user, stats_today.nb_proton_user)} nb_premium: {stats_today.nb_premium} - {increase_percent(stats_yesterday.nb_premium, stats_today.nb_premium)} nb_cancelled_premium: {stats_today.nb_cancelled_premium} - {increase_percent(stats_yesterday.nb_cancelled_premium, stats_today.nb_cancelled_premium)} nb_apple_premium: {stats_today.nb_apple_premium} - {increase_percent(stats_yesterday.nb_apple_premium, stats_today.nb_apple_premium)} nb_manual_premium: {stats_today.nb_manual_premium} - {increase_percent(stats_yesterday.nb_manual_premium, stats_today.nb_manual_premium)} nb_coinbase_premium: {stats_today.nb_coinbase_premium} - {increase_percent(stats_yesterday.nb_coinbase_premium, stats_today.nb_coinbase_premium)} nb_proton_premium: {stats_today.nb_proton_premium} - {increase_percent(stats_yesterday.nb_proton_premium, stats_today.nb_proton_premium)} nb_alias: {stats_today.nb_alias} - {increase_percent(stats_yesterday.nb_alias, stats_today.nb_alias)} nb_forward_last_24h: {stats_today.nb_forward_last_24h} - {increase_percent(stats_yesterday.nb_forward_last_24h, stats_today.nb_forward_last_24h)} nb_reply_last_24h: {stats_today.nb_reply_last_24h} - {increase_percent(stats_yesterday.nb_reply_last_24h, stats_today.nb_reply_last_24h)} nb_block_last_24h: {stats_today.nb_block_last_24h} - {increase_percent(stats_yesterday.nb_block_last_24h, stats_today.nb_block_last_24h)} nb_bounced_last_24h: {stats_today.nb_bounced_last_24h} - {increase_percent(stats_yesterday.nb_bounced_last_24h, stats_today.nb_bounced_last_24h)} nb_custom_domain: {stats_today.nb_verified_custom_domain} - {increase_percent(stats_yesterday.nb_verified_custom_domain, stats_today.nb_verified_custom_domain)} nb_subdomain: {stats_today.nb_subdomain} - {increase_percent(stats_yesterday.nb_subdomain, stats_today.nb_subdomain)} nb_directory: {stats_today.nb_directory} - {increase_percent(stats_yesterday.nb_directory, stats_today.nb_directory)} nb_deleted_directory: {stats_today.nb_deleted_directory} - {increase_percent(stats_yesterday.nb_deleted_directory, stats_today.nb_deleted_directory)} nb_deleted_subdomain: {stats_today.nb_deleted_subdomain} - {increase_percent(stats_yesterday.nb_deleted_subdomain, stats_today.nb_deleted_subdomain)} nb_app: {stats_today.nb_app} - {increase_percent(stats_yesterday.nb_app, stats_today.nb_app)} nb_referred_user: {stats_today.nb_referred_user} - {increase_percent(stats_yesterday.nb_referred_user, stats_today.nb_referred_user)} nb_referred_user_upgrade: {stats_today.nb_referred_user_paid} - {increase_percent(stats_yesterday.nb_referred_user_paid, stats_today.nb_referred_user_paid)} """ LOG.d("growth_stats email: %s", growth_stats) send_email( ADMIN_EMAIL, subject=f"SimpleLogin Growth Stats for {today}", plaintext=growth_stats, retries=3, ) monitoring_report = f""" Monitoring Stats for {today} nb_alias: {stats_today.nb_alias} - {increase_percent(stats_yesterday.nb_alias, stats_today.nb_alias)} nb_forward_last_24h: {stats_today.nb_forward_last_24h} - {increase_percent(stats_yesterday.nb_forward_last_24h, stats_today.nb_forward_last_24h)} nb_reply_last_24h: {stats_today.nb_reply_last_24h} - {increase_percent(stats_yesterday.nb_reply_last_24h, stats_today.nb_reply_last_24h)} nb_block_last_24h: {stats_today.nb_block_last_24h} - {increase_percent(stats_yesterday.nb_block_last_24h, stats_today.nb_block_last_24h)} nb_bounced_last_24h: {stats_today.nb_bounced_last_24h} - {increase_percent(stats_yesterday.nb_bounced_last_24h, stats_today.nb_bounced_last_24h)} nb_total_bounced_last_24h: {stats_today.nb_total_bounced_last_24h} - {increase_percent(stats_yesterday.nb_total_bounced_last_24h, stats_today.nb_total_bounced_last_24h)} """ monitoring_report += "\n====================================\n" monitoring_report += f""" # Account bounce report: """ for email, bounces in bounce_report(): monitoring_report += f"{email}: {bounces}\n" monitoring_report += f"""\n # Alias creation report: """ for email, nb_alias, date in alias_creation_report(): monitoring_report += f"{email}, {date}: {nb_alias}\n" monitoring_report += f"""\n # Full bounce detail report: """ monitoring_report += all_bounce_report() LOG.d("monitoring_report email: %s", monitoring_report) send_email( MONITORING_EMAIL, subject=f"SimpleLogin Monitoring Report for {today}", plaintext=monitoring_report, retries=3, ) def migrate_domain_trash(): """Move aliases from global trash to domain trash if applicable""" # ignore duplicate when insert # copied from https://github.com/sqlalchemy/sqlalchemy/issues/5374 @compiles(Insert, "postgresql") def postgresql_on_conflict_do_nothing(insert, compiler, **kw): statement = compiler.visit_insert(insert, **kw) # IF we have a "RETURNING" clause, we must insert before it returning_position = statement.find("RETURNING") if returning_position >= 0: return ( statement[:returning_position] + "ON CONFLICT DO NOTHING " + statement[returning_position:] ) else: return statement + " ON CONFLICT DO NOTHING" sl_domains = [sl.domain for sl in SLDomain.all()] count = 0 domain_deleted_aliases = [] deleted_alias_ids = [] for deleted_alias in DeletedAlias.yield_per_query(): if count % 1000 == 0: LOG.d("process %s", count) count += 1 alias_domain = get_email_domain_part(deleted_alias.email) if alias_domain not in sl_domains: custom_domain = CustomDomain.get_by(domain=alias_domain) if custom_domain: LOG.w("move %s to domain %s trash", deleted_alias, custom_domain) domain_deleted_aliases.append( DomainDeletedAlias( user_id=custom_domain.user_id, email=deleted_alias.email, domain_id=custom_domain.id, created_at=deleted_alias.created_at, ) ) deleted_alias_ids.append(deleted_alias.id) LOG.d("create %s DomainDeletedAlias", len(domain_deleted_aliases)) Session.bulk_save_objects(domain_deleted_aliases) LOG.d("delete %s DeletedAlias", len(deleted_alias_ids)) DeletedAlias.filter(DeletedAlias.id.in_(deleted_alias_ids)).delete( synchronize_session=False ) Session.commit() def set_custom_domain_for_alias(): """Go through all aliases and make sure custom_domain is correctly set""" sl_domains = [sl_domain.domain for sl_domain in SLDomain.all()] for alias in Alias.yield_per_query().filter(Alias.custom_domain_id.is_(None)): if ( not any(alias.email.endswith(f"@{sl_domain}") for sl_domain in sl_domains) and not alias.custom_domain_id ): alias_domain = get_email_domain_part(alias.email) custom_domain = CustomDomain.get_by(domain=alias_domain) if custom_domain: LOG.e("set %s for %s", custom_domain, alias) alias.custom_domain_id = custom_domain.id else: # phantom domain LOG.d("phantom domain %s %s %s", alias.user, alias, alias.enabled) Session.commit() def sanitize_alias_address_name(): count = 0 # using Alias.all() will take all the memory for alias in Alias.yield_per_query(): if count % 1000 == 0: LOG.d("process %s", count) count += 1 if sanitize_email(alias.email) != alias.email: LOG.e("Alias %s email not sanitized", alias) if alias.name and "\n" in alias.name: alias.name = alias.name.replace("\n", "") Session.commit() LOG.e("Alias %s name contains linebreak %s", alias, alias.name) def sanity_check(): LOG.d("sanitize user email") for user in User.filter_by(activated=True).all(): if sanitize_email(user.email) != user.email: LOG.e("%s does not have sanitized email", user) LOG.d("sanitize alias address & name") sanitize_alias_address_name() LOG.d("sanity contact address") contact_email_sanity_date = arrow.get("2021-01-12") for contact in Contact.yield_per_query(): if sanitize_email(contact.reply_email) != contact.reply_email: LOG.e("Contact %s reply-email not sanitized", contact) if ( sanitize_email(contact.website_email, not_lower=True) != contact.website_email and contact.created_at > contact_email_sanity_date ): LOG.e("Contact %s website-email not sanitized", contact) if not contact.invalid_email and not is_valid_email(contact.website_email): LOG.e("%s invalid email", contact) contact.invalid_email = True Session.commit() LOG.d("sanitize mailbox address") for mailbox in Mailbox.yield_per_query(): if sanitize_email(mailbox.email) != mailbox.email: LOG.e("Mailbox %s address not sanitized", mailbox) LOG.d("normalize reverse alias") for contact in Contact.yield_per_query(): if normalize_reply_email(contact.reply_email) != contact.reply_email: LOG.e( "Contact %s reply email is not normalized %s", contact, contact.reply_email, ) LOG.d("clean domain name") for domain in CustomDomain.yield_per_query(): if domain.name and "\n" in domain.name: LOG.e("Domain %s name contain linebreak %s", domain, domain.name) LOG.d("migrate domain trash if needed") migrate_domain_trash() LOG.d("fix custom domain for alias") set_custom_domain_for_alias() LOG.d("check mailbox valid domain") check_mailbox_valid_domain() LOG.d("check mailbox valid PGP keys") check_mailbox_valid_pgp_keys() LOG.d( """check if there's an email that starts with "\u200f" (right-to-left mark (RLM))""" ) for contact in ( Contact.yield_per_query() .filter(Contact.website_email.startswith("\u200f")) .all() ): contact.website_email = contact.website_email.replace("\u200f", "") LOG.e("remove right-to-left mark (RLM) from %s", contact) Session.commit() LOG.d("Finish sanity check") def check_mailbox_valid_domain(): """detect if there's mailbox that's using an invalid domain""" mailbox_ids = ( Session.query(Mailbox.id) .filter(Mailbox.verified.is_(True), Mailbox.disabled.is_(False)) .all() ) mailbox_ids = [e[0] for e in mailbox_ids] # iterate over id instead of mailbox directly # as a mailbox can be deleted in the meantime for mailbox_id in mailbox_ids: mailbox = Mailbox.get(mailbox_id) # a mailbox has been deleted if not mailbox: continue if email_can_be_used_as_mailbox(mailbox.email): LOG.d("Mailbox %s valid", mailbox) mailbox.nb_failed_checks = 0 else: mailbox.nb_failed_checks += 1 nb_email_log = nb_email_log_for_mailbox(mailbox) LOG.w( "issue with mailbox %s domain. #alias %s, nb email log %s", mailbox, mailbox.nb_alias(), nb_email_log, ) # send a warning if mailbox.nb_failed_checks == 5: if mailbox.user.email != mailbox.email: send_email( mailbox.user.email, f"Mailbox {mailbox.email} is disabled", render( "transactional/disable-mailbox-warning.txt.jinja2", mailbox=mailbox, ), render( "transactional/disable-mailbox-warning.html", mailbox=mailbox, ), retries=3, ) # alert if too much fail and nb_email_log > 100 if mailbox.nb_failed_checks > 10 and nb_email_log > 100: mailbox.disabled = True if mailbox.user.email != mailbox.email: send_email( mailbox.user.email, f"Mailbox {mailbox.email} is disabled", render( "transactional/disable-mailbox.txt.jinja2", mailbox=mailbox ), render("transactional/disable-mailbox.html", mailbox=mailbox), retries=3, ) Session.commit() def check_mailbox_valid_pgp_keys(): mailbox_ids = ( Session.query(Mailbox.id) .filter( Mailbox.verified.is_(True), Mailbox.pgp_public_key.isnot(None), Mailbox.disable_pgp.is_(False), ) .all() ) mailbox_ids = [e[0] for e in mailbox_ids] # iterate over id instead of mailbox directly # as a mailbox can be deleted in the meantime for mailbox_id in mailbox_ids: mailbox = Mailbox.get(mailbox_id) # a mailbox has been deleted if not mailbox: LOG.d(f"Mailbox {mailbox_id} not found") continue LOG.d(f"Checking PGP key for {mailbox}") try: load_public_key_and_check(mailbox.pgp_public_key) except PGPException: LOG.i(f"{mailbox} PGP key invalid") send_email( mailbox.user.email, f"Mailbox {mailbox.email}'s PGP Key is invalid", render( "transactional/invalid-mailbox-pgp-key.txt.jinja2", mailbox=mailbox, ), retries=3, ) def check_custom_domain(): LOG.d("Check verified domain for DNS issues") for custom_domain in CustomDomain.filter_by(verified=True): # type: CustomDomain try: check_single_custom_domain(custom_domain) except ObjectDeletedError: LOG.i("custom domain has been deleted") def check_single_custom_domain(custom_domain): mx_domains = get_mx_domains(custom_domain.domain) if not is_mx_equivalent(mx_domains, EMAIL_SERVERS_WITH_PRIORITY): user = custom_domain.user LOG.w( "The MX record is not correctly set for %s %s %s", custom_domain, user, mx_domains, ) custom_domain.nb_failed_checks += 1 # send alert if fail for 5 consecutive days if custom_domain.nb_failed_checks > 5: domain_dns_url = f"{URL}/dashboard/domains/{custom_domain.id}/dns" LOG.w("Alert domain MX check fails %s about %s", user, custom_domain) send_email_with_rate_control( user, AlERT_WRONG_MX_RECORD_CUSTOM_DOMAIN, user.email, f"Please update {custom_domain.domain} DNS on SimpleLogin", render( "transactional/custom-domain-dns-issue.txt.jinja2", custom_domain=custom_domain, domain_dns_url=domain_dns_url, ), max_nb_alert=1, nb_day=30, retries=3, ) # reset checks custom_domain.nb_failed_checks = 0 else: # reset checks custom_domain.nb_failed_checks = 0 Session.commit() def delete_old_monitoring(): """ Delete old monitoring records """ max_time = arrow.now().shift(days=-30) nb_row = Monitoring.filter(Monitoring.created_at < max_time).delete() Session.commit() LOG.d("delete monitoring records older than %s, nb row %s", max_time, nb_row) def delete_expired_tokens(): """ Delete old tokens """ max_time = arrow.now().shift(hours=-1) nb_row = ApiToCookieToken.filter(ApiToCookieToken.created_at < max_time).delete() Session.commit() LOG.d("Delete api to cookie tokens older than %s, nb row %s", max_time, nb_row) async def _hibp_check(api_key, queue): """ Uses a single API key to check the queue as fast as possible. This function to be ran simultaneously (multiple _hibp_check functions with different keys on the same queue) to make maximum use of multiple API keys. """ while True: try: alias_id = queue.get_nowait() except asyncio.QueueEmpty: return alias = Alias.get(alias_id) # an alias can be deleted in the meantime if not alias: return LOG.d("Checking HIBP for %s", alias) request_headers = { "user-agent": "SimpleLogin", "hibp-api-key": api_key, } r = requests.get( f"https://haveibeenpwned.com/api/v3/breachedaccount/{urllib.parse.quote(alias.email)}", headers=request_headers, ) if r.status_code == 200: # Breaches found alias.hibp_breaches = [ Hibp.get_by(name=entry["Name"]) for entry in r.json() ] if len(alias.hibp_breaches) > 0: LOG.w("%s appears in HIBP breaches %s", alias, alias.hibp_breaches) elif r.status_code == 404: # No breaches found alias.hibp_breaches = [] elif r.status_code == 429: # rate limited LOG.w("HIBP rate limited, check alias %s in the next run", alias) await asyncio.sleep(1.6) return elif r.status_code > 500: LOG.w("HIBP server 5** error %s", r.status_code) return else: LOG.error( "An error occured while checking alias %s: %s - %s", alias, r.status_code, r.text, ) return alias.hibp_last_check = arrow.utcnow() Session.add(alias) Session.commit() LOG.d("Updated breaches info for %s", alias) await asyncio.sleep(1.6) async def check_hibp(): """ Check all aliases on the HIBP (Have I Been Pwned) API """ LOG.d("Checking HIBP API for aliases in breaches") if len(HIBP_API_KEYS) == 0: LOG.e("No HIBP API keys") return LOG.d("Updating list of known breaches") r = requests.get("https://haveibeenpwned.com/api/v3/breaches") for entry in r.json(): hibp_entry = Hibp.get_or_create(name=entry["Name"]) hibp_entry.date = arrow.get(entry["BreachDate"]) hibp_entry.description = entry["Description"] Session.commit() LOG.d("Updated list of known breaches") LOG.d("Preparing list of aliases to check") queue = asyncio.Queue() max_date = arrow.now().shift(days=-HIBP_SCAN_INTERVAL_DAYS) for alias in ( Alias.filter( or_(Alias.hibp_last_check.is_(None), Alias.hibp_last_check < max_date) ) .filter(Alias.enabled) .order_by(Alias.hibp_last_check.asc()) .all() ): await queue.put(alias.id) LOG.d("Need to check about %s aliases", queue.qsize()) # Start one checking process per API key # Each checking process will take one alias from the queue, get the info # and then sleep for 1.5 seconds (due to HIBP API request limits) checkers = [] for i in range(len(HIBP_API_KEYS)): checker = asyncio.create_task( _hibp_check( HIBP_API_KEYS[i], queue, ) ) checkers.append(checker) # Wait until all checking processes are done for checker in checkers: await checker LOG.d("Done checking HIBP API for aliases in breaches") def notify_hibp(): """ Send aggregated email reports for HIBP breaches """ # to get a list of users that have at least a breached alias alias_query = ( Session.query(Alias) .options(joinedload(Alias.hibp_breaches)) .filter(Alias.hibp_breaches.any()) .filter(Alias.id.notin_(Session.query(HibpNotifiedAlias.alias_id))) .distinct(Alias.user_id) .all() ) user_ids = [alias.user_id for alias in alias_query] for user in User.filter(User.id.in_(user_ids)): breached_aliases = ( Session.query(Alias) .options(joinedload(Alias.hibp_breaches)) .filter(Alias.hibp_breaches.any(), Alias.user_id == user.id) .all() ) LOG.d( f"Send new breaches found email to %s for %s breaches aliases", user, len(breached_aliases), ) send_email( user.email, f"You were in a data breach", render( "transactional/hibp-new-breaches.txt.jinja2", user=user, breached_aliases=breached_aliases, ), render( "transactional/hibp-new-breaches.html", user=user, breached_aliases=breached_aliases, ), retries=3, ) # add the breached aliases to HibpNotifiedAlias to avoid sending another email for alias in breached_aliases: HibpNotifiedAlias.create(user_id=user.id, alias_id=alias.id) Session.commit() if __name__ == "__main__": LOG.d("Start running cronjob") parser = argparse.ArgumentParser() parser.add_argument( "-j", "--job", help="Choose a cron job to run", type=str, choices=[ "stats", "notify_trial_end", "notify_manual_subscription_end", "notify_premium_end", "delete_logs", "poll_apple_subscription", "sanity_check", "delete_old_monitoring", "check_custom_domain", "check_hibp", "notify_hibp", "cleanup_tokens", ], ) args = parser.parse_args() # wrap in an app context to benefit from app setup like database cleanup, sentry integration, etc with create_light_app().app_context(): if args.job == "stats": LOG.d("Compute growth and daily monitoring stats") stats() elif args.job == "notify_trial_end": LOG.d("Notify users with trial ending soon") notify_trial_end() elif args.job == "notify_manual_subscription_end": LOG.d("Notify users with manual subscription ending soon") notify_manual_sub_end() elif args.job == "notify_premium_end": LOG.d("Notify users with premium ending soon") notify_premium_end() elif args.job == "delete_logs": LOG.d("Deleted Logs") delete_logs() elif args.job == "poll_apple_subscription": LOG.d("Poll Apple Subscriptions") poll_apple_subscription() elif args.job == "sanity_check": LOG.d("Check data consistency") sanity_check() elif args.job == "delete_old_monitoring": LOG.d("Delete old monitoring records") delete_old_monitoring() elif args.job == "check_custom_domain": LOG.d("Check custom domain") check_custom_domain() elif args.job == "check_hibp": LOG.d("Check HIBP") asyncio.run(check_hibp()) elif args.job == "notify_hibp": LOG.d("Notify users about HIBP breaches") notify_hibp() elif args.job == "cleanup_tokens": LOG.d("Cleanup expired tokens") delete_expired_tokens()