4.65.3

app/.github/workflows/main.yml

@@ -107,7 +107,7 @@ jobs:
 
       - name: Prepare version file
         run: |
-          scripts/generate-build-info.sh ${{ github.sha }}
+          scripts/generate-build-info.sh ${{ github.sha }} ${{ github.ref_name }}
           cat app/build_info.py
 
       - name: Test with pytest
@@ -164,7 +164,7 @@ jobs:
 
       - name: Prepare version file
         run: |
-          scripts/generate-build-info.sh ${{ github.sha }}
+          scripts/generate-build-info.sh ${{ github.sha }} ${{ github.ref_name }}
           cat app/build_info.py
 
       - name: Build image and publish to Docker Registry

app/app/account_linking.py

@@ -3,7 +3,6 @@ from dataclasses import dataclass
 from enum import Enum
 from typing import Optional
 
-import arrow
 import sqlalchemy.exc
 from arrow import Arrow
 from newrelic import agent
@@ -60,19 +59,21 @@ class LinkResult:
     strategy: str
 
 
-def send_user_plan_changed_event(partner_user: PartnerUser) -> Optional[int]:
+def send_user_plan_changed_event(
+    partner_user: PartnerUser,
+) -> UserPlanChanged:
     subscription_end = partner_user.user.get_active_subscription_end(
         include_partner_subscription=False
     )
-    end_timestamp = None
     if partner_user.user.lifetime:
-        end_timestamp = arrow.get("2038-01-01").timestamp
+        event = UserPlanChanged(lifetime=True)
     elif subscription_end:
-        end_timestamp = subscription_end.timestamp
-    event = UserPlanChanged(plan_end_time=end_timestamp)
+        event = UserPlanChanged(plan_end_time=subscription_end.timestamp)
+    else:
+        event = UserPlanChanged(plan_end_time=None)
     EventDispatcher.send_event(partner_user.user, EventContent(user_plan_change=event))
     Session.flush()
-    return end_timestamp
+    return event
 
 
 def set_plan_for_partner_user(partner_user: PartnerUser, plan: SLPlan):
@@ -194,6 +195,7 @@ class NewUserStrategy(ClientMergeStrategy):
                 strategy=self.__class__.__name__,
             )
         except (UniqueViolation, sqlalchemy.exc.IntegrityError) as e:
+            Session.rollback()
             LOG.debug(f"Got the duplicate user error: {e}")
             return self.create_missing_link(canonical_email)
 

app/app/admin_model.py

@@ -1,21 +1,25 @@
 from __future__ import annotations
+
 from typing import Optional, List
 
 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
-
-from app import models, s3, config
 from flask import redirect, url_for, request, flash, Response
+from flask_admin import BaseView
 from flask_admin import expose, AdminIndexView
 from flask_admin.actions import action
 from flask_admin.contrib import sqla
+from flask_admin.form import SecureForm
+from flask_admin.model.template import EndpointLinkRowAction
 from flask_login import current_user
+from markupsafe import Markup
 
-from app.custom_domain_validation import CustomDomainValidation, DomainValidationResult
+from app import models, s3, config
+from app.custom_domain_validation import (
+    CustomDomainValidation,
+    DomainValidationResult,
+    ExpectedValidationRecords,
+)
 from app.db import Session
 from app.dns_utils import get_network_dns_client
 from app.events.event_dispatcher import EventDispatcher
@@ -929,13 +933,13 @@ class EmailSearchAdmin(BaseView):
 class CustomDomainWithValidationData:
     def __init__(self, domain: CustomDomain):
         self.domain: CustomDomain = domain
-        self.ownership_expected: Optional[str] = None
+        self.ownership_expected: Optional[ExpectedValidationRecords] = None
         self.ownership_validation: Optional[DomainValidationResult] = None
-        self.mx_expected: Optional[str] = None
+        self.mx_expected: Optional[dict[int, ExpectedValidationRecords]] = None
         self.mx_validation: Optional[DomainValidationResult] = None
-        self.spf_expected: Optional[str] = None
+        self.spf_expected: Optional[ExpectedValidationRecords] = None
         self.spf_validation: Optional[DomainValidationResult] = None
-        self.dkim_expected: {str: str} = {}
+        self.dkim_expected: {str: ExpectedValidationRecords} = {}
         self.dkim_validation: {str: str} = {}
 
 
@@ -990,7 +994,6 @@ class CustomDomainSearchResult:
                     custom_domain
                 )
             out.domains.append(validation_data)
-            print(validation_data.dkim_expected, validation_data.dkim_validation)
 
         return out
 
@@ -1020,7 +1023,6 @@ class CustomDomainSearchAdmin(BaseView):
                     if cd is not None:
                         user = cd.user
             search = CustomDomainSearchResult.from_user(user)
-            print("NEW", search.domains)
 
         return self.render(
             "admin/custom_domain_search.html",

app/app/alias_mailbox_utils.py

@@ -36,6 +36,7 @@ def set_mailboxes_for_alias(
             Mailbox.user_id == user_id,
             Mailbox.verified == True,  # noqa: E712
         )
+        .order_by(Mailbox.id.asc())
         .all()
     )
     if len(mailboxes) != len(mailbox_ids):

app/app/api/serializer.py

@@ -191,15 +191,8 @@ def get_alias_infos_with_pagination_v3(
         q = q.order_by(Alias.email.desc())
     else:
         # default sorting
-        latest_activity = case(
-            [
-                (Alias.created_at > EmailLog.created_at, Alias.created_at),
-                (Alias.created_at < EmailLog.created_at, EmailLog.created_at),
-            ],
-            else_=Alias.created_at,
-        )
         q = q.order_by(Alias.pinned.desc())
-        q = q.order_by(latest_activity.desc())
+        q = q.order_by(func.greatest(Alias.created_at, EmailLog.created_at).desc())
 
     q = q.limit(page_limit).offset(page_id * page_size)
 

app/app/api/views/mailbox.py

@@ -6,12 +6,7 @@ from flask import request
 
 from app import mailbox_utils
 from app.api.base import api_bp, require_api_auth
-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,
-)
 from app.models import Mailbox
 from app.utils import sanitize_email
 
@@ -122,20 +117,10 @@ def update_mailbox(mailbox_id):
 
     if "email" in data:
         new_email = sanitize_email(data.get("email"))
-
-        if mailbox_already_used(new_email, user):
-            return jsonify(error=f"{new_email} already used"), 400
-        elif not email_can_be_used_as_mailbox(new_email):
-            return (
-                jsonify(
-                    error=f"{new_email} cannot be used. Please note a mailbox cannot "
-                    f"be a disposable email address"
-                ),
-                400,
-            )
-
         try:
-            verify_mailbox_change(user, mailbox, new_email)
+            mailbox_utils.request_mailbox_email_change(user, mailbox, new_email)
+        except mailbox_utils.MailboxError as e:
+            return jsonify(error=e.msg), 400
         except SMTPRecipientsRefused:
             return jsonify(error=f"Incorrect mailbox, please recheck {new_email}"), 400
         else:
@@ -145,7 +130,7 @@ def update_mailbox(mailbox_id):
     if "cancel_email_change" in data:
         cancel_email_change = data.get("cancel_email_change")
         if cancel_email_change:
-            mailbox.new_email = None
+            mailbox_utils.cancel_email_change(mailbox.id, user)
             changed = True
 
     if changed:

app/app/api/views/setting.py

@@ -12,7 +12,7 @@ from app.models import (
     SenderFormatEnum,
     AliasSuffixEnum,
 )
-from app.proton.utils import perform_proton_account_unlink
+from app.proton.proton_unlink import perform_proton_account_unlink
 
 
 def setting_to_dict(user: User):
@@ -144,5 +144,6 @@ def get_available_domains_for_random_alias_v2():
 @require_api_auth
 def unlink_proton_account():
     user = g.user
-    perform_proton_account_unlink(user)
+    if not perform_proton_account_unlink(user):
+        return jsonify(error="The account cannot be unlinked"), 400
     return jsonify({"ok": True})

app/app/api/views/user_info.py

@@ -12,7 +12,7 @@ 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, PartnerUser, User
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from app.session import logout_session
 from app.utils import random_string
 

app/app/auth/views/proton.py

@@ -23,7 +23,7 @@ from app.proton.proton_callback_handler import (
     ProtonCallbackHandler,
     Action,
 )
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from app.utils import sanitize_next_url, sanitize_scheme
 
 _authorization_base_url = PROTON_BASE_URL + "/oauth/authorize"

app/app/build_info.py

@@ -1,2 +1,3 @@
 SHA1 = "dev"
 BUILD_TIME = "1652365083"
+VERSION = SHA1

app/app/config.py

@@ -62,6 +62,17 @@ def get_env_dict(env_var: str) -> dict[str, str]:
     return result
 
 
+def get_env_csv(env_var: str, default: Optional[str]) -> list[str]:
+    """
+    Get an env variable and convert it into a list of strings separated by,
+    Syntax is: val1,val2
+    """
+    value = os.getenv(env_var, default)
+    if not value:
+        return []
+    return [field.strip() for field in value.split(",") if field.strip()]
+
+
 config_file = os.environ.get("CONFIG")
 if config_file:
     config_file = get_abs_path(config_file)
@@ -171,6 +182,14 @@ FIRST_ALIAS_DOMAIN = os.environ.get("FIRST_ALIAS_DOMAIN") or EMAIL_DOMAIN
 # e.g. [(10, "mx1.hostname."), (10, "mx2.hostname.")]
 EMAIL_SERVERS_WITH_PRIORITY = sl_getenv("EMAIL_SERVERS_WITH_PRIORITY")
 
+PROTON_MX_SERVERS = get_env_csv(
+    "PROTON_MX_SERVERS", "mail.protonmail.ch., mailsec.protonmail.ch."
+)
+
+PROTON_EMAIL_DOMAINS = get_env_csv(
+    "PROTON_EMAIL_DOMAINS", "proton.me, protonmail.com, protonmail.ch, proton.ch, pm.me"
+)
+
 # disable the alias suffix, i.e. the ".random_word" part
 DISABLE_ALIAS_SUFFIX = "DISABLE_ALIAS_SUFFIX" in os.environ
 

app/app/coupon_utils.py

@@ -0,0 +1,144 @@
+from typing import Optional
+
+import arrow
+from sqlalchemy import or_, update, and_
+
+from app.config import ADMIN_EMAIL
+from app.db import Session
+from app.email_utils import send_email
+from app.events.event_dispatcher import EventDispatcher
+from app.events.generated.event_pb2 import EventContent, UserPlanChanged
+from app.log import LOG
+from app.models import (
+    User,
+    ManualSubscription,
+    Coupon,
+    LifetimeCoupon,
+    PartnerSubscription,
+    PartnerUser,
+)
+from app.user_audit_log_utils import emit_user_audit_log, UserAuditLogAction
+
+
+class CouponUserCannotRedeemError(Exception):
+    pass
+
+
+def redeem_coupon(coupon_code: str, user: User) -> Optional[Coupon]:
+    if user.lifetime:
+        LOG.i(f"User {user} is a lifetime SL user. Cannot redeem coupons")
+        raise CouponUserCannotRedeemError()
+
+    sub = user.get_active_subscription()
+    if sub and not isinstance(sub, ManualSubscription):
+        LOG.i(
+            f"User {user} has an active subscription that is not manual. Cannot redeem coupon {coupon_code}"
+        )
+        raise CouponUserCannotRedeemError()
+
+    coupon = Coupon.get_by(code=coupon_code)
+    if not coupon:
+        LOG.i(f"User is trying to redeem coupon {coupon_code} that does not exist")
+        return None
+
+    now = arrow.utcnow()
+    stmt = (
+        update(Coupon)
+        .where(
+            and_(
+                Coupon.code == coupon_code,
+                Coupon.used == False,  # noqa: E712
+                or_(
+                    Coupon.expires_date == None,  # noqa: E711
+                    Coupon.expires_date > now,
+                ),
+            )
+        )
+        .values(used=True, used_by_user_id=user.id, updated_at=now)
+    )
+    res = Session.execute(stmt)
+    if res.rowcount == 0:
+        LOG.i(f"Coupon {coupon.id} could not be redeemed. It's expired or invalid.")
+        return None
+
+    LOG.i(
+        f"Redeemed normal coupon {coupon.id} for {coupon.nb_year} years by user {user}"
+    )
+    if sub:
+        # renew existing subscription
+        if sub.end_at > arrow.now():
+            sub.end_at = sub.end_at.shift(years=coupon.nb_year)
+        else:
+            sub.end_at = arrow.now().shift(years=coupon.nb_year, days=1)
+    else:
+        sub = ManualSubscription.create(
+            user_id=user.id,
+            end_at=arrow.now().shift(years=coupon.nb_year, days=1),
+            comment="using coupon code",
+            is_giveaway=coupon.is_giveaway,
+            commit=True,
+        )
+    emit_user_audit_log(
+        user=user,
+        action=UserAuditLogAction.Upgrade,
+        message=f"User {user} redeemed coupon {coupon.id} for {coupon.nb_year} years",
+    )
+    EventDispatcher.send_event(
+        user=user,
+        content=EventContent(
+            user_plan_change=UserPlanChanged(plan_end_time=sub.end_at.timestamp)
+        ),
+    )
+    Session.commit()
+    return coupon
+
+
+def redeem_lifetime_coupon(coupon_code: str, user: User) -> Optional[Coupon]:
+    if user.lifetime:
+        return None
+    partner_sub = (
+        Session.query(PartnerSubscription)
+        .join(PartnerUser, PartnerUser.id == PartnerSubscription.partner_user_id)
+        .filter(PartnerUser.user_id == user.id, PartnerSubscription.lifetime == True)  # noqa: E712
+        .first()
+    )
+    if partner_sub is not None:
+        return None
+    coupon: LifetimeCoupon = LifetimeCoupon.get_by(code=coupon_code)
+    if not coupon:
+        return None
+
+    stmt = (
+        update(LifetimeCoupon)
+        .where(
+            and_(
+                LifetimeCoupon.code == coupon_code,
+                LifetimeCoupon.nb_used > 0,
+            )
+        )
+        .values(nb_used=LifetimeCoupon.nb_used - 1)
+    )
+    res = Session.execute(stmt)
+    if res.rowcount == 0:
+        LOG.i("Coupon could not be redeemed")
+        return None
+
+    user.lifetime = True
+    user.lifetime_coupon_id = coupon.id
+    if coupon.paid:
+        user.paid_lifetime = True
+    EventDispatcher.send_event(
+        user=user,
+        content=EventContent(user_plan_change=UserPlanChanged(lifetime=True)),
+    )
+    Session.commit()
+
+    # notify admin
+    send_email(
+        ADMIN_EMAIL,
+        subject=f"User {user} used lifetime coupon({coupon.comment}). Coupon nb_used: {coupon.nb_used}",
+        plaintext="",
+        html="",
+    )
+
+    return coupon

app/app/custom_domain_validation.py

@@ -5,9 +5,7 @@ from app import config
 from app.constants import DMARC_RECORD
 from app.db import Session
 from app.dns_utils import (
-    MxRecord,
     DNSClient,
-    is_mx_equivalent,
     get_network_dns_client,
 )
 from app.models import CustomDomain
@@ -21,6 +19,39 @@ class DomainValidationResult:
     errors: [str]
 
 
+@dataclass
+class ExpectedValidationRecords:
+    recommended: str
+    allowed: list[str]
+
+
+def is_mx_equivalent(
+    mx_domains: dict[int, list[str]],
+    expected_mx_domains: dict[int, ExpectedValidationRecords],
+) -> bool:
+    """
+    Compare mx_domains with ref_mx_domains to see if they are equivalent.
+    mx_domains and ref_mx_domains are list of (priority, domain)
+
+    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)]
+    """
+
+    expected_prios = []
+    for prio in expected_mx_domains:
+        expected_prios.append(prio)
+
+    if len(expected_prios) != len(mx_domains):
+        return False
+
+    for prio_position, prio_value in enumerate(sorted(mx_domains.keys())):
+        for domain in mx_domains[prio_value]:
+            if domain not in expected_mx_domains[expected_prios[prio_position]].allowed:
+                return False
+
+    return True
+
+
 class CustomDomainValidation:
     def __init__(
         self,
@@ -37,59 +68,88 @@ class CustomDomainValidation:
             or config.PARTNER_CUSTOM_DOMAIN_VALIDATION_PREFIXES
         )
 
-    def get_ownership_verification_record(self, domain: CustomDomain) -> str:
-        prefix = "sl"
+    def get_ownership_verification_record(
+        self, domain: CustomDomain
+    ) -> ExpectedValidationRecords:
+        prefixes = ["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]
+            prefixes.insert(
+                0, self._partner_domain_validation_prefixes[domain.partner_id]
+            )
 
         if not domain.ownership_txt_token:
             domain.ownership_txt_token = random_string(30)
             Session.commit()
 
-        return f"{prefix}-verification={domain.ownership_txt_token}"
+        valid = [
+            f"{prefix}-verification={domain.ownership_txt_token}" for prefix in prefixes
+        ]
+        return ExpectedValidationRecords(recommended=valid[0], allowed=valid)
 
-    def get_expected_mx_records(self, domain: CustomDomain) -> list[MxRecord]:
-        records = []
+    def get_expected_mx_records(
+        self, domain: CustomDomain
+    ) -> dict[int, ExpectedValidationRecords]:
+        records = {}
         if domain.partner_id is not None and domain.partner_id in self._partner_domains:
             domain = self._partner_domains[domain.partner_id]
-            records.append(MxRecord(10, f"mx1.{domain}."))
-            records.append(MxRecord(20, f"mx2.{domain}."))
-        else:
-            # Default ones
-            for priority, domain in config.EMAIL_SERVERS_WITH_PRIORITY:
-                records.append(MxRecord(priority, domain))
+            records[10] = [f"mx1.{domain}."]
+            records[20] = [f"mx2.{domain}."]
+        # Default ones
+        for priority, domain in config.EMAIL_SERVERS_WITH_PRIORITY:
+            if priority not in records:
+                records[priority] = []
+            records[priority].append(domain)
 
-        return records
+        return {
+            priority: ExpectedValidationRecords(
+                recommended=records[priority][0], allowed=records[priority]
+            )
+            for priority in records
+        }
 
-    def get_expected_spf_domain(self, domain: CustomDomain) -> str:
+    def get_expected_spf_domain(
+        self, domain: CustomDomain
+    ) -> ExpectedValidationRecords:
+        records = []
         if domain.partner_id is not None and domain.partner_id in self._partner_domains:
-            return self._partner_domains[domain.partner_id]
+            records.append(self._partner_domains[domain.partner_id])
         else:
-            return config.EMAIL_DOMAIN
+            records.append(config.EMAIL_DOMAIN)
+        return ExpectedValidationRecords(recommended=records[0], allowed=records)
 
     def get_expected_spf_record(self, domain: CustomDomain) -> str:
         spf_domain = self.get_expected_spf_domain(domain)
-        return f"v=spf1 include:{spf_domain} ~all"
+        return f"v=spf1 include:{spf_domain.recommended} ~all"
 
-    def get_dkim_records(self, domain: CustomDomain) -> {str: str}:
+    def get_dkim_records(
+        self, domain: CustomDomain
+    ) -> {str: ExpectedValidationRecords}:
         """
         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
+        dkim_domains = [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)
+            # Domain is from a partner. Retrieve the partner config and use that domain as preferred if it exists
+            partner_domain = self._partner_domains.get(domain.partner_id, None)
+            if partner_domain is not None:
+                dkim_domains.insert(0, partner_domain)
 
-        return {
-            f"{key}._domainkey": f"{key}._domainkey.{dkim_domain}"
-            for key in ("dkim", "dkim02", "dkim03")
-        }
+        output = {}
+        for key in ("dkim", "dkim02", "dkim03"):
+            records = [
+                f"{key}._domainkey.{dkim_domain}" for dkim_domain in dkim_domains
+            ]
+            output[f"{key}._domainkey"] = ExpectedValidationRecords(
+                recommended=records[0], allowed=records
+            )
+
+        return output
 
     def validate_dkim_records(self, custom_domain: CustomDomain) -> dict[str, str]:
         """
@@ -102,7 +162,7 @@ class CustomDomainValidation:
         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:
+            if dkim_record in expected_record.allowed:
                 correct_records[prefix] = custom_record
             else:
                 invalid_records[custom_record] = dkim_record or "empty"
@@ -138,11 +198,15 @@ class CustomDomainValidation:
         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(
+        expected_verification_records = self.get_ownership_verification_record(
             custom_domain
         )
-
-        if expected_verification_record in txt_records:
+        found = False
+        for verification_record in expected_verification_records.allowed:
+            if verification_record in txt_records:
+                found = True
+                break
+        if found:
             custom_domain.ownership_verified = True
             emit_user_audit_log(
                 user=custom_domain.user,
@@ -161,10 +225,11 @@ class CustomDomainValidation:
         expected_mx_records = self.get_expected_mx_records(custom_domain)
 
         if not is_mx_equivalent(mx_domains, expected_mx_records):
-            return DomainValidationResult(
-                success=False,
-                errors=[f"{record.priority} {record.domain}" for record in mx_domains],
-            )
+            errors = []
+            for prio in mx_domains:
+                for mx_domain in mx_domains[prio]:
+                    errors.append(f"{prio} {mx_domain}")
+            return DomainValidationResult(success=False, errors=errors)
         else:
             custom_domain.verified = True
             emit_user_audit_log(
@@ -180,7 +245,7 @@ class CustomDomainValidation:
     ) -> DomainValidationResult:
         spf_domains = self._dns_client.get_spf_domain(custom_domain.domain)
         expected_spf_domain = self.get_expected_spf_domain(custom_domain)
-        if expected_spf_domain in spf_domains:
+        if len(set(expected_spf_domain.allowed).intersection(set(spf_domains))) > 0:
             custom_domain.spf_verified = True
             emit_user_audit_log(
                 user=custom_domain.user,
@@ -221,8 +286,8 @@ class CustomDomainValidation:
         self, txt_records: List[str], custom_domain: CustomDomain
     ) -> List[str]:
         final_records = []
-        verification_record = self.get_ownership_verification_record(custom_domain)
+        verification_records = self.get_ownership_verification_record(custom_domain)
         for record in txt_records:
-            if record != verification_record:
+            if record not in verification_records.allowed:
                 final_records.append(record)
         return final_records

app/app/dashboard/views/account_setting.py

@@ -39,7 +39,7 @@ from app.models import (
     SenderFormatEnum,
     UnsubscribeBehaviourEnum,
 )
-from app.proton.utils import perform_proton_account_unlink
+from app.proton.proton_unlink import perform_proton_account_unlink
 from app.utils import (
     random_string,
     CSRFValidationForm,
@@ -239,6 +239,8 @@ def unlink_proton_account():
         flash("Invalid request", "warning")
         return redirect(url_for("dashboard.setting"))
 
-    perform_proton_account_unlink(current_user)
-    flash("Your Proton account has been unlinked", "success")
+    if not perform_proton_account_unlink(current_user):
+        flash("Account cannot be unlinked", "warning")
+    else:
+        flash("Your Proton account has been unlinked", "success")
     return redirect(url_for("dashboard.setting"))

app/app/dashboard/views/coupon.py

@@ -1,17 +1,15 @@
 import arrow
-from flask import render_template, flash, redirect, url_for, request
+from flask import render_template, flash, redirect, url_for
 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.coupon_utils import redeem_coupon, CouponUserCannotRedeemError
 from app.dashboard.base import dashboard_bp
-from app.db import Session
 from app.log import LOG
 from app.models import (
-    ManualSubscription,
-    Coupon,
     Subscription,
     AppleSubscription,
     CoinbaseSubscription,
@@ -58,56 +56,23 @@ def coupon_route():
 
     if coupon_form.validate_on_submit():
         code = coupon_form.code.data
-
-        coupon: Coupon = Coupon.get_by(code=code)
-        if coupon and not coupon.used:
-            if coupon.expires_date and coupon.expires_date < arrow.now():
-                flash(
-                    f"The coupon was expired on {coupon.expires_date.humanize()}",
-                    "error",
-                )
-                return redirect(request.url)
-
-            updated = (
-                Session.query(Coupon)
-                .filter_by(code=code, used=False)
-                .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
-            )
-            if manual_sub:
-                # renew existing subscription
-                if manual_sub.end_at > arrow.now():
-                    manual_sub.end_at = manual_sub.end_at.shift(years=coupon.nb_year)
-                else:
-                    manual_sub.end_at = arrow.now().shift(years=coupon.nb_year, days=1)
-                Session.commit()
-                flash(
-                    f"Your current subscription is extended to {manual_sub.end_at.humanize()}",
-                    "success",
-                )
-            else:
-                ManualSubscription.create(
-                    user_id=current_user.id,
-                    end_at=arrow.now().shift(years=coupon.nb_year, days=1),
-                    comment="using coupon code",
-                    is_giveaway=coupon.is_giveaway,
-                    commit=True,
-                )
+        try:
+            coupon = redeem_coupon(code, current_user)
+            if coupon:
                 flash(
                     "Your account has been upgraded to Premium, thanks for your support!",
                     "success",
                 )
-
-            return redirect(url_for("dashboard.index"))
-
-        else:
-            flash(f"Code *{code}* expired or invalid", "warning")
+            else:
+                flash(
+                    "This coupon cannot be redeemed. It's invalid or has expired",
+                    "warning",
+                )
+        except CouponUserCannotRedeemError:
+            flash(
+                "You have an active subscription. Please remove it before redeeming a coupon",
+                "warning",
+            )
 
     return render_template(
         "dashboard/coupon.html",

app/app/dashboard/views/domain_detail.py

@@ -5,8 +5,8 @@ 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
+from app.constants import DMARC_RECORD
 from app.custom_domain_utils import delete_custom_domain, set_custom_domain_mailboxes
 from app.custom_domain_validation import CustomDomainValidation
 from app.dashboard.base import dashboard_bp
@@ -137,7 +137,7 @@ def domain_detail_dns(custom_domain_id):
     return render_template(
         "dashboard/domain_detail/dns.html",
         EMAIL_SERVERS_WITH_PRIORITY=EMAIL_SERVERS_WITH_PRIORITY,
-        ownership_record=domain_validator.get_ownership_verification_record(
+        ownership_records=domain_validator.get_ownership_verification_record(
             custom_domain
         ),
         expected_mx_records=domain_validator.get_expected_mx_records(custom_domain),

app/app/dashboard/views/enter_sudo.py

@@ -11,7 +11,7 @@ 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.proton.proton_partner import get_proton_partner
 from app.utils import sanitize_next_url
 
 _SUDO_GAP = 120

app/app/dashboard/views/lifetime_licence.py

@@ -1,16 +1,11 @@
-import arrow
 from flask import render_template, flash, redirect, url_for
 from flask_login import login_required, current_user
 from flask_wtf import FlaskForm
 from wtforms import StringField, validators
 
-from app.config import ADMIN_EMAIL
+from app import parallel_limiter
+from app.coupon_utils import redeem_lifetime_coupon
 from app.dashboard.base import dashboard_bp
-from app.db import Session
-from app.email_utils import send_email
-from app.events.event_dispatcher import EventDispatcher
-from app.events.generated.event_pb2 import UserPlanChanged, EventContent
-from app.models import LifetimeCoupon
 
 
 class CouponForm(FlaskForm):
@@ -19,6 +14,7 @@ class CouponForm(FlaskForm):
 
 @dashboard_bp.route("/lifetime_licence", methods=["GET", "POST"])
 @login_required
+@parallel_limiter.lock()
 def lifetime_licence():
     if current_user.lifetime:
         flash("You already have a lifetime licence", "warning")
@@ -35,36 +31,12 @@ def lifetime_licence():
 
     if coupon_form.validate_on_submit():
         code = coupon_form.code.data
-
-        coupon: LifetimeCoupon = LifetimeCoupon.get_by(code=code)
-        if coupon and coupon.nb_used > 0:
-            coupon.nb_used -= 1
-            current_user.lifetime = True
-            current_user.lifetime_coupon_id = coupon.id
-            if coupon.paid:
-                current_user.paid_lifetime = True
-            EventDispatcher.send_event(
-                user=current_user,
-                content=EventContent(
-                    user_plan_change=UserPlanChanged(
-                        plan_end_time=arrow.get("2038-01-01").timestamp
-                    )
-                ),
-            )
-            Session.commit()
-
-            # notify admin
-            send_email(
-                ADMIN_EMAIL,
-                subject=f"User {current_user} used lifetime coupon({coupon.comment}). Coupon nb_used: {coupon.nb_used}",
-                plaintext="",
-                html="",
-            )
-
+        coupon = redeem_lifetime_coupon(code, current_user)
+        if coupon:
             flash("You are upgraded to lifetime premium!", "success")
             return redirect(url_for("dashboard.index"))
 
         else:
-            flash(f"Code *{code}* expired or invalid", "warning")
+            flash("Coupon code expired or invalid", "warning")
 
     return render_template("dashboard/lifetime_licence.html", coupon_form=coupon_form)

app/app/dashboard/views/mailbox_detail.py

@@ -1,23 +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 wtforms import validators
-from wtforms.fields.html5 import EmailField
+from wtforms.fields.simple import StringField
 
+from app import mailbox_utils
 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.mailbox_utils import perform_mailbox_email_change, MailboxEmailChangeError
-from app.models import Alias, AuthorizedAddress
+from app.mailbox_utils import (
+    perform_mailbox_email_change,
+    MailboxEmailChangeError,
+    MailboxError,
+)
+from app.models import AuthorizedAddress
 from app.models import Mailbox
 from app.pgp_utils import PGPException, load_public_key_and_check
 from app.user_audit_log_utils import emit_user_audit_log, UserAuditLogAction
@@ -25,7 +25,7 @@ from app.utils import sanitize_email, CSRFValidationForm
 
 
 class ChangeEmailForm(FlaskForm):
-    email = EmailField(
+    email = StringField(
         "email", validators=[validators.DataRequired(), validators.Email()]
     )
 
@@ -56,34 +56,19 @@ def mailbox_detail_route(mailbox_id):
             request.form.get("form-name") == "update-email"
             and change_email_form.validate_on_submit()
         ):
-            new_email = sanitize_email(change_email_form.email.data)
-            if new_email != mailbox.email and not pending_email:
-                # check if this email is not already used
-                if mailbox_already_used(new_email, current_user) or Alias.get_by(
-                    email=new_email
-                ):
-                    flash(f"Email {new_email} already used", "error")
-                elif not email_can_be_used_as_mailbox(new_email):
-                    flash("You cannot use this email address as your mailbox", "error")
-                else:
-                    mailbox.new_email = new_email
-                    Session.commit()
-
-                    try:
-                        verify_mailbox_change(current_user, mailbox, new_email)
-                    except SMTPRecipientsRefused:
-                        flash(
-                            f"Incorrect mailbox, please recheck {mailbox.email}",
-                            "error",
-                        )
-                    else:
-                        flash(
-                            f"You are going to receive an email to confirm {new_email}.",
-                            "success",
-                        )
-                    return redirect(
-                        url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
-                    )
+            try:
+                response = mailbox_utils.request_mailbox_email_change(
+                    current_user, mailbox, change_email_form.email.data
+                )
+                flash(
+                    f"You are going to receive an email to confirm {mailbox.email}.",
+                    "success",
+                )
+            except mailbox_utils.MailboxError as e:
+                flash(e.msg, "error")
+            return redirect(
+                url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
+            )
         elif request.form.get("form-name") == "force-spf":
             if not ENFORCE_SPF:
                 flash("SPF enforcement globally not enabled", "error")
@@ -265,81 +250,57 @@ def mailbox_detail_route(mailbox_id):
     return render_template("dashboard/mailbox_detail.html", **locals())
 
 
-def verify_mailbox_change(user, mailbox, new_email):
-    s = TimestampSigner(MAILBOX_SECRET)
-    mailbox_id_signed = s.sign(str(mailbox.id)).decode()
-    verification_url = (
-        f"{URL}/dashboard/mailbox/confirm_change?mailbox_id={mailbox_id_signed}"
-    )
-
-    send_email(
-        new_email,
-        "Confirm mailbox change on SimpleLogin",
-        render(
-            "transactional/verify-mailbox-change.txt.jinja2",
-            user=user,
-            link=verification_url,
-            mailbox_email=mailbox.email,
-            mailbox_new_email=new_email,
-        ),
-        render(
-            "transactional/verify-mailbox-change.html",
-            user=user,
-            link=verification_url,
-            mailbox_email=mailbox.email,
-            mailbox_new_email=new_email,
-        ),
-    )
-
-
 @dashboard_bp.route(
     "/mailbox/<int:mailbox_id>/cancel_email_change", methods=["GET", "POST"]
 )
 @login_required
 def cancel_mailbox_change_route(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"))
-
-    if mailbox.new_email:
-        mailbox.new_email = None
-        Session.commit()
+    try:
+        mailbox_utils.cancel_email_change(mailbox_id, current_user)
         flash("Your mailbox change is cancelled", "success")
         return redirect(
             url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
         )
-    else:
-        flash("You have no pending mailbox change", "warning")
-        return redirect(
-            url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
-        )
+    except MailboxError as e:
+        flash(e.msg, "warning")
+        return redirect(url_for("dashboard.index"))
 
 
 @dashboard_bp.route("/mailbox/confirm_change")
+@login_required
+@limiter.limit("3/minute")
 def mailbox_confirm_email_change_route():
-    s = TimestampSigner(MAILBOX_SECRET)
-    signed_mailbox_id = request.args.get("mailbox_id")
+    mailbox_id = request.args.get("mailbox_id")
 
-    try:
-        mailbox_id = int(s.unsign(signed_mailbox_id, max_age=900))
-    except Exception:
-        flash("Invalid link", "error")
-        return redirect(url_for("dashboard.index"))
-
-    res = perform_mailbox_email_change(mailbox_id)
-
-    flash(res.message, res.message_category)
-    if res.error:
-        if res.error == MailboxEmailChangeError.EmailAlreadyUsed:
+    code = request.args.get("code")
+    if code:
+        try:
+            mailbox = mailbox_utils.verify_mailbox_code(current_user, mailbox_id, code)
+            flash("Successfully changed mailbox email", "success")
             return redirect(
-                url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
+                url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox.id)
             )
-        elif res.error == MailboxEmailChangeError.InvalidId:
-            return redirect(url_for("dashboard.index"))
-        else:
-            raise Exception("Unhandled MailboxEmailChangeError")
+        except mailbox_utils.MailboxError as e:
+            flash(f"Cannot verify mailbox: {e.msg}", "error")
+            return redirect(url_for("dashboard.mailbox_route"))
     else:
-        return redirect(
-            url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
-        )
+        s = TimestampSigner(MAILBOX_SECRET)
+        try:
+            mailbox_id = int(s.unsign(mailbox_id, max_age=900))
+            res = perform_mailbox_email_change(mailbox_id)
+            flash(res.message, res.message_category)
+            if res.error:
+                if res.error == MailboxEmailChangeError.EmailAlreadyUsed:
+                    return redirect(
+                        url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id)
+                    )
+                elif res.error == MailboxEmailChangeError.InvalidId:
+                    return redirect(url_for("dashboard.index"))
+                else:
+                    raise Exception("Unhandled MailboxEmailChangeError")
+        except Exception:
+            flash("Invalid link", "error")
+            return redirect(url_for("dashboard.index"))
+
+    flash("Successfully changed mailbox email", "success")
+    return redirect(url_for("dashboard.mailbox_detail_route", mailbox_id=mailbox_id))

app/app/dashboard/views/pricing.py

@@ -22,7 +22,7 @@ from app.models import (
     PartnerUser,
     PartnerSubscription,
 )
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 
 
 @dashboard_bp.route("/pricing", methods=["GET", "POST"])

app/app/dashboard/views/setting.py

@@ -41,7 +41,8 @@ from app.models import (
     PartnerSubscription,
     UnsubscribeBehaviourEnum,
 )
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
+from app.proton.proton_unlink import can_unlink_proton_account
 from app.utils import (
     random_string,
     CSRFValidationForm,
@@ -323,4 +324,5 @@ def setting():
         ALIAS_RAND_SUFFIX_LENGTH=ALIAS_RANDOM_SUFFIX_LENGTH,
         connect_with_proton=CONNECT_WITH_PROTON,
         proton_linked_account=proton_linked_account,
+        can_unlink_proton_account=can_unlink_proton_account(current_user),
     )

app/app/dns_utils.py

@@ -1,5 +1,4 @@
 from abc import ABC, abstractmethod
-from dataclasses import dataclass
 from typing import List, Optional
 
 import dns.resolver
@@ -9,42 +8,13 @@ from app.config import NAMESERVERS
 _include_spf = "include:"
 
 
-@dataclass
-class MxRecord:
-    priority: int
-    domain: str
-
-
-def is_mx_equivalent(
-    mx_domains: List[MxRecord], ref_mx_domains: List[MxRecord]
-) -> bool:
-    """
-    Compare mx_domains with ref_mx_domains to see if they are equivalent.
-    mx_domains and ref_mx_domains are list of (priority, domain)
-
-    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.priority)
-    ref_mx_domains = sorted(ref_mx_domains, key=lambda x: x.priority)
-
-    if len(mx_domains) < len(ref_mx_domains):
-        return False
-
-    for actual, expected in zip(mx_domains, ref_mx_domains):
-        if actual.domain != expected.domain:
-            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[MxRecord]:
+    def get_mx_domains(self, hostname: str) -> dict[int, list[str]]:
         pass
 
     def get_spf_domain(self, hostname: str) -> List[str]:
@@ -88,21 +58,24 @@ class NetworkDNSClient(DNSClient):
         except Exception:
             return None
 
-    def get_mx_domains(self, hostname: str) -> List[MxRecord]:
+    def get_mx_domains(self, hostname: str) -> dict[int, list[str]]:
         """
         return list of (priority, domain name) sorted by priority (lowest priority first)
         domain name ends with a "." at the end.
         """
+        ret = {}
         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(MxRecord(priority=int(parts[0]), domain=parts[1]))
-            return sorted(ret, key=lambda x: x.priority)
+                prio = int(parts[0])
+                if prio not in ret:
+                    ret[prio] = []
+                ret[prio].append(parts[1])
         except Exception:
-            return []
+            pass
+        return ret
 
     def get_txt_record(self, hostname: str) -> List[str]:
         try:
@@ -119,14 +92,14 @@ class NetworkDNSClient(DNSClient):
 class InMemoryDNSClient(DNSClient):
     def __init__(self):
         self.cname_records: dict[str, Optional[str]] = {}
-        self.mx_records: dict[str, List[MxRecord]] = {}
+        self.mx_records: dict[int, dict[int, list[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[MxRecord]):
+    def set_mx_records(self, hostname: str, mx_list: dict[int, list[str]]):
         self.mx_records[hostname] = mx_list
 
     def set_txt_record(self, hostname: str, txt_list: List[str]):
@@ -135,17 +108,27 @@ class InMemoryDNSClient(DNSClient):
     def get_cname_record(self, hostname: str) -> Optional[str]:
         return self.cname_records.get(hostname)
 
-    def get_mx_domains(self, hostname: str) -> List[MxRecord]:
-        mx_list = self.mx_records.get(hostname, [])
-        return sorted(mx_list, key=lambda x: x.priority)
+    def get_mx_domains(self, hostname: str) -> dict[int, list[str]]:
+        return self.mx_records.get(hostname, {})
 
     def get_txt_record(self, hostname: str) -> List[str]:
         return self.txt_records.get(hostname, [])
 
 
-def get_network_dns_client() -> NetworkDNSClient:
+global_dns_client: Optional[DNSClient] = None
+
+
+def get_network_dns_client() -> DNSClient:
+    global global_dns_client
+    if global_dns_client is not None:
+        return global_dns_client
     return NetworkDNSClient(NAMESERVERS)
 
 
-def get_mx_domains(hostname: str) -> List[MxRecord]:
+def set_global_dns_client(dns_client: Optional[DNSClient]):
+    global global_dns_client
+    global_dns_client = dns_client
+
+
+def get_mx_domains(hostname: str) -> dict[int, list[str]]:
     return get_network_dns_client().get_mx_domains(hostname)

app/app/email_utils.py

@@ -657,7 +657,11 @@ def get_mx_domain_list(domain) -> [str]:
     """
     priority_domains = get_mx_domains(domain)
 
-    return [d.domain[:-1] for d in priority_domains]
+    mx_domains = []
+    for prio in priority_domains:
+        for domain in priority_domains[prio]:
+            mx_domains.append(domain[:-1])
+    return mx_domains
 
 
 def personal_email_already_used(email_address: str) -> bool:

app/app/events/event_dispatcher.py

@@ -8,7 +8,7 @@ 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 app.proton.proton_partner import get_proton_partner
 from typing import Optional
 
 NOTIFICATION_CHANNEL = "simplelogin_sync_events"

app/app/events/generated/event_pb2.py

@@ -24,7 +24,7 @@ _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$.simplelogin_events.AliasCreatedListH\x00\x42\t\n\x07\x63ontent\"y\n\x05\x45vent\x12\x0f\n\x07user_id\x18\x01 \x01(\r\x12\x18\n\x10\x65xternal_user_id\x18\x02 \x01(\t\x12\x12\n\npartner_id\x18\x03 \x01(\r\x12\x31\n\x07\x63ontent\x18\x04 \x01(\x0b\x32 .simplelogin_events.EventContentb\x06proto3')
+DESCRIPTOR = _descriptor_pool.Default().AddSerializedFile(b'\n\x0b\x65vent.proto\x12\x12simplelogin_events\":\n\x0fUserPlanChanged\x12\x15\n\rplan_end_time\x18\x01 \x01(\r\x12\x10\n\x08lifetime\x18\x02 \x01(\x08\"\r\n\x0bUserDeleted\"\\\n\x0c\x41liasCreated\x12\n\n\x02id\x18\x01 \x01(\r\x12\r\n\x05\x65mail\x18\x02 \x01(\t\x12\x0c\n\x04note\x18\x03 \x01(\t\x12\x0f\n\x07\x65nabled\x18\x04 \x01(\x08\x12\x12\n\ncreated_at\x18\x05 \x01(\r\"T\n\x12\x41liasStatusChanged\x12\n\n\x02id\x18\x01 \x01(\r\x12\r\n\x05\x65mail\x18\x02 \x01(\t\x12\x0f\n\x07\x65nabled\x18\x03 \x01(\x08\x12\x12\n\ncreated_at\x18\x04 \x01(\r\")\n\x0c\x41liasDeleted\x12\n\n\x02id\x18\x01 \x01(\r\x12\r\n\x05\x65mail\x18\x02 \x01(\t\"D\n\x10\x41liasCreatedList\x12\x30\n\x06\x65vents\x18\x01 \x03(\x0b\x32 .simplelogin_events.AliasCreated\"\x0e\n\x0cUserUnlinked\"\xce\x03\n\x0c\x45ventContent\x12?\n\x10user_plan_change\x18\x01 \x01(\x0b\x32#.simplelogin_events.UserPlanChangedH\x00\x12\x37\n\x0cuser_deleted\x18\x02 \x01(\x0b\x32\x1f.simplelogin_events.UserDeletedH\x00\x12\x39\n\ralias_created\x18\x03 \x01(\x0b\x32 .simplelogin_events.AliasCreatedH\x00\x12\x45\n\x13\x61lias_status_change\x18\x04 \x01(\x0b\x32&.simplelogin_events.AliasStatusChangedH\x00\x12\x39\n\ralias_deleted\x18\x05 \x01(\x0b\x32 .simplelogin_events.AliasDeletedH\x00\x12\x41\n\x11\x61lias_create_list\x18\x06 \x01(\x0b\x32$.simplelogin_events.AliasCreatedListH\x00\x12\x39\n\ruser_unlinked\x18\x07 \x01(\x0b\x32 .simplelogin_events.UserUnlinkedH\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)
@@ -32,19 +32,21 @@ _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
+  _globals['_USERPLANCHANGED']._serialized_end=93
+  _globals['_USERDELETED']._serialized_start=95
+  _globals['_USERDELETED']._serialized_end=108
+  _globals['_ALIASCREATED']._serialized_start=110
+  _globals['_ALIASCREATED']._serialized_end=202
+  _globals['_ALIASSTATUSCHANGED']._serialized_start=204
+  _globals['_ALIASSTATUSCHANGED']._serialized_end=288
+  _globals['_ALIASDELETED']._serialized_start=290
+  _globals['_ALIASDELETED']._serialized_end=331
+  _globals['_ALIASCREATEDLIST']._serialized_start=333
+  _globals['_ALIASCREATEDLIST']._serialized_end=401
+  _globals['_USERUNLINKED']._serialized_start=403
+  _globals['_USERUNLINKED']._serialized_end=417
+  _globals['_EVENTCONTENT']._serialized_start=420
+  _globals['_EVENTCONTENT']._serialized_end=882
+  _globals['_EVENT']._serialized_start=884
+  _globals['_EVENT']._serialized_end=1005
 # @@protoc_insertion_point(module_scope)

app/app/events/generated/event_pb2.pyi

@@ -6,10 +6,12 @@ from typing import ClassVar as _ClassVar, Iterable as _Iterable, Mapping as _Map
 DESCRIPTOR: _descriptor.FileDescriptor
 
 class UserPlanChanged(_message.Message):
-    __slots__ = ("plan_end_time",)
+    __slots__ = ("plan_end_time", "lifetime")
     PLAN_END_TIME_FIELD_NUMBER: _ClassVar[int]
+    LIFETIME_FIELD_NUMBER: _ClassVar[int]
     plan_end_time: int
-    def __init__(self, plan_end_time: _Optional[int] = ...) -> None: ...
+    lifetime: bool
+    def __init__(self, plan_end_time: _Optional[int] = ..., lifetime: bool = ...) -> None: ...
 
 class UserDeleted(_message.Message):
     __slots__ = ()
@@ -55,21 +57,27 @@ class AliasCreatedList(_message.Message):
     events: _containers.RepeatedCompositeFieldContainer[AliasCreated]
     def __init__(self, events: _Optional[_Iterable[_Union[AliasCreated, _Mapping]]] = ...) -> None: ...
 
+class UserUnlinked(_message.Message):
+    __slots__ = ()
+    def __init__(self) -> None: ...
+
 class EventContent(_message.Message):
-    __slots__ = ("user_plan_change", "user_deleted", "alias_created", "alias_status_change", "alias_deleted", "alias_create_list")
+    __slots__ = ("user_plan_change", "user_deleted", "alias_created", "alias_status_change", "alias_deleted", "alias_create_list", "user_unlinked")
     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_UNLINKED_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: ...
+    user_unlinked: UserUnlinked
+    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]] = ..., user_unlinked: _Optional[_Union[UserUnlinked, _Mapping]] = ...) -> None: ...
 
 class Event(_message.Message):
     __slots__ = ("user_id", "external_user_id", "partner_id", "content")

app/app/fake_data.py

@@ -33,8 +33,11 @@ from app.models import (
     SLDomain,
     Hibp,
     AliasHibp,
+    PartnerUser,
+    PartnerSubscription,
 )
 from app.pgp_utils import load_public_key
+from app.proton.proton_partner import get_proton_partner
 
 
 def fake_data():
@@ -269,3 +272,27 @@ def fake_data():
     CustomDomain.create(
         user_id=user.id, domain="old.com", verified=True, ownership_verified=True
     )
+
+    # Create a user
+    proton_partner = get_proton_partner()
+    user = User.create(
+        email="test@proton.me",
+        name="Proton test",
+        password="password",
+        activated=True,
+        is_admin=False,
+        intro_shown=True,
+        from_partner=True,
+        flush=True,
+    )
+    pu = PartnerUser.create(
+        user_id=user.id,
+        partner_id=proton_partner.id,
+        partner_email="test@proton.me",
+        external_user_id="DUMMY",
+        flush=True,
+    )
+    PartnerSubscription.create(
+        partner_user_id=pu.id, end_at=arrow.now().shift(years=1, days=1)
+    )
+    Session.commit()

app/app/handler/unsubscribe_generator.py

@@ -2,8 +2,8 @@ import urllib
 from email.header import Header
 from email.message import Message
 
-from app.email import headers
 from app import config
+from app.email import headers
 from app.email_utils import add_or_replace_header, delete_header
 from app.handler.unsubscribe_encoder import (
     UnsubscribeEncoder,
@@ -46,7 +46,11 @@ class UnsubscribeGenerator:
             if start == -1 or end == -1 or start >= end:
                 continue
             method = raw_method[start + 1 : end]
-            url_data = urllib.parse.urlparse(method)
+            try:
+                url_data = urllib.parse.urlparse(method)
+            except ValueError:
+                LOG.debug(f"Unsub has invalid method {method}. Ignoring.")
+                continue
             if url_data.scheme == "mailto":
                 if url_data.path == config.UNSUBSCRIBER:
                     LOG.debug(

app/app/jobs/send_event_job.py

@@ -14,7 +14,7 @@ from app.models import (
     Job,
     PartnerUser,
 )
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from events.event_sink import EventSink
 
 

app/app/log.py

@@ -10,7 +10,7 @@ from app.config import (
 
 # this format allows clickable link to code source in PyCharm
 _log_format = (
-    "%(asctime)s - %(name)s - %(levelname)s - %(process)d - "
+    "%(asctime)s - %(name)s - %(levelname)s - %(process)d - %(request_id)s"
     '"%(pathname)s:%(lineno)d" - %(funcName)s() - %(message_id)s - %(message)s'
 )
 _log_formatter = logging.Formatter(_log_format)
@@ -37,6 +37,21 @@ class EmailHandlerFilter(logging.Filter):
         return _MESSAGE_ID
 
 
+class RequestIdFilter(logging.Filter):
+    """automatically add request-id to keep track of a request"""
+
+    def filter(self, record):
+        from flask import g, has_request_context
+
+        request_id = ""
+        if has_request_context():
+            ctx_request_id = getattr(g, "request_id")
+            if ctx_request_id:
+                request_id = f"{ctx_request_id} - "
+        record.request_id = request_id
+        return True
+
+
 def _get_console_handler():
     console_handler = logging.StreamHandler(sys.stdout)
     console_handler.setFormatter(_log_formatter)
@@ -54,6 +69,7 @@ def _get_logger(name) -> logging.Logger:
     logger.addHandler(_get_console_handler())
 
     logger.addFilter(EmailHandlerFilter())
+    logger.addFilter(RequestIdFilter())
 
     # no propagation to avoid propagating to root logger
     logger.propagate = False

app/app/mailbox_utils.py

@@ -2,7 +2,9 @@ import dataclasses
 import secrets
 from enum import Enum
 from typing import Optional
+
 import arrow
+from sqlalchemy.exc import IntegrityError
 
 from app import config
 from app.config import JOB_DELETE_MAILBOX
@@ -60,21 +62,7 @@ def create_mailbox(
             f"User {user} has tried to create mailbox with {email} but is not premium"
         )
         raise OnlyPaidError()
-    if not is_valid_email(email):
-        LOG.i(
-            f"User {user} has tried to create mailbox with {email} but is not valid email"
-        )
-        raise MailboxError("Invalid email")
-    elif mailbox_already_used(email, user):
-        LOG.i(
-            f"User {user} has tried to create mailbox with {email} but email is already used"
-        )
-        raise MailboxError("Email already used")
-    elif not email_can_be_used_as_mailbox(email):
-        LOG.i(
-            f"User {user} has tried to create mailbox with {email} but email is invalid"
-        )
-        raise MailboxError("Invalid email")
+    check_email_for_mailbox(email, user)
     new_mailbox: Mailbox = Mailbox.create(
         email=email, user_id=user.id, verified=verified, commit=True
     )
@@ -106,6 +94,24 @@ def create_mailbox(
     return output
 
 
+def check_email_for_mailbox(email, user):
+    if not is_valid_email(email):
+        LOG.i(
+            f"User {user} has tried to create mailbox with {email} but is not valid email"
+        )
+        raise MailboxError("Invalid email")
+    elif mailbox_already_used(email, user):
+        LOG.i(
+            f"User {user} has tried to create mailbox with {email} but email is already used"
+        )
+        raise MailboxError("Email already used")
+    elif not email_can_be_used_as_mailbox(email):
+        LOG.i(
+            f"User {user} has tried to create mailbox with {email} but email is invalid"
+        )
+        raise MailboxError("Invalid email")
+
+
 def delete_mailbox(
     user: User,
     mailbox_id: int,
@@ -183,7 +189,7 @@ def verify_mailbox_code(user: User, mailbox_id: int, code: str) -> Mailbox:
             f"User {user} failed to verify mailbox {mailbox_id} because it's owned by another user"
         )
         raise MailboxError("Invalid mailbox")
-    if mailbox.verified:
+    if mailbox.verified and not mailbox.new_email:
         LOG.i(
             f"User {user} failed to verify mailbox {mailbox_id} because it's already verified"
         )
@@ -220,13 +226,34 @@ def verify_mailbox_code(user: User, mailbox_id: int, code: str) -> Mailbox:
         activation.tries = activation.tries + 1
         Session.commit()
         raise CannotVerifyError("Invalid activation code")
-    LOG.i(f"User {user} has verified mailbox {mailbox_id}")
-    mailbox.verified = True
-    emit_user_audit_log(
-        user=user,
-        action=UserAuditLogAction.VerifyMailbox,
-        message=f"Verify mailbox {mailbox_id} ({mailbox.email})",
-    )
+    if mailbox.new_email:
+        LOG.i(
+            f"User {user} has verified mailbox email change from {mailbox.email} to {mailbox.new_email}"
+        )
+        emit_user_audit_log(
+            user=user,
+            action=UserAuditLogAction.UpdateMailbox,
+            message=f"Change mailbox email for mailbox {mailbox_id} (old={mailbox.email} | new={mailbox.new_email})",
+        )
+        mailbox.email = mailbox.new_email
+        mailbox.new_email = None
+        mailbox.verified = True
+    elif not mailbox.verified:
+        LOG.i(f"User {user} has verified mailbox {mailbox_id}")
+        mailbox.verified = True
+        emit_user_audit_log(
+            user=user,
+            action=UserAuditLogAction.VerifyMailbox,
+            message=f"Verify mailbox {mailbox_id} ({mailbox.email})",
+        )
+        if Mailbox.get_by(email=mailbox.new_email, user_id=user.id):
+            raise MailboxError("That addres is already in use")
+
+    else:
+        LOG.i(
+            "User {user} alread has mailbox {mailbox} verified and no pending email change"
+        )
+
     clear_activation_codes_for_mailbox(mailbox)
     return mailbox
 
@@ -251,7 +278,10 @@ def generate_activation_code(
 
 
 def send_verification_email(
-    user: User, mailbox: Mailbox, activation: MailboxActivation, send_link: bool = True
+    user: User,
+    mailbox: Mailbox,
+    activation: MailboxActivation,
+    send_link: bool = True,
 ):
     LOG.i(
         f"Sending mailbox verification email to {mailbox.email} with send link={send_link}"
@@ -286,6 +316,78 @@ def send_verification_email(
     )
 
 
+def send_change_email(user: User, mailbox: Mailbox, activation: MailboxActivation):
+    verification_url = f"{config.URL}/dashboard/mailbox/confirm_change?mailbox_id={mailbox.id}&code={activation.code}"
+
+    send_email(
+        mailbox.new_email,
+        "Confirm mailbox change on SimpleLogin",
+        render(
+            "transactional/verify-mailbox-change.txt.jinja2",
+            user=user,
+            link=verification_url,
+            mailbox_email=mailbox.email,
+            mailbox_new_email=mailbox.new_email,
+        ),
+        render(
+            "transactional/verify-mailbox-change.html",
+            user=user,
+            link=verification_url,
+            mailbox_email=mailbox.email,
+            mailbox_new_email=mailbox.new_email,
+        ),
+    )
+
+
+def request_mailbox_email_change(
+    user: User,
+    mailbox: Mailbox,
+    new_email: str,
+    email_ownership_verified: bool = False,
+    send_email: bool = True,
+    use_digit_codes: bool = False,
+) -> CreateMailboxOutput:
+    new_email = sanitize_email(new_email)
+    if new_email == mailbox.email:
+        raise MailboxError("Same email")
+    check_email_for_mailbox(new_email, user)
+    if email_ownership_verified:
+        mailbox.email = new_email
+        mailbox.new_email = None
+    else:
+        mailbox.new_email = new_email
+    emit_user_audit_log(
+        user=user,
+        action=UserAuditLogAction.UpdateMailbox,
+        message=f"Updated mailbox {mailbox.id} email ({new_email}) pre-verified({email_ownership_verified}",
+    )
+    try:
+        Session.commit()
+    except IntegrityError:
+        LOG.i(f"This email {new_email} is already pending for some mailbox")
+        Session.rollback()
+        raise MailboxError("Email already in use")
+
+    if email_ownership_verified:
+        LOG.i(f"User {user} as created a pre-verified mailbox with {new_email}")
+        return CreateMailboxOutput(mailbox=mailbox, activation=None)
+
+    LOG.i(f"User {user} has updated mailbox email with {new_email}")
+    activation = generate_activation_code(mailbox, use_digit_code=use_digit_codes)
+    output = CreateMailboxOutput(mailbox=mailbox, activation=activation)
+
+    if not send_email:
+        LOG.i(f"Skipping sending validation email for mailbox {mailbox}")
+        return output
+
+    send_change_email(
+        user,
+        mailbox,
+        activation=activation,
+    )
+    return output
+
+
 class MailboxEmailChangeError(Enum):
     InvalidId = 1
     EmailAlreadyUsed = 2
@@ -337,6 +439,23 @@ def perform_mailbox_email_change(mailbox_id: int) -> MailboxEmailChangeResult:
         )
 
 
+def cancel_email_change(mailbox_id: int, user: User):
+    mailbox = Mailbox.get(mailbox_id)
+    if not mailbox:
+        LOG.i(
+            f"User {user} has tried to cancel a mailbox an unknown mailbox {mailbox_id}"
+        )
+        raise MailboxError("Invalid mailbox")
+    if mailbox.user.id != user.id:
+        LOG.i(
+            f"User {user} has tried to cancel a mailbox {mailbox} owned by another user"
+        )
+        raise MailboxError("Invalid mailbox")
+    mailbox.new_email = None
+    LOG.i(f"User {mailbox.user} has cancelled mailbox email change")
+    clear_activation_codes_for_mailbox(mailbox)
+
+
 def __get_alias_mailbox_from_email(
     email_address: str, alias: Alias
 ) -> Optional[Mailbox]:

app/app/models.py

@@ -32,7 +32,6 @@ from app import config, rate_limiter
 from app import s3
 from app.db import Session
 from app.dns_utils import get_mx_domains
-
 from app.errors import (
     AliasInTrashError,
     DirectoryInTrashError,
@@ -362,7 +361,7 @@ class User(Base, ModelMixin, UserMixin, PasswordOracle):
         sa.Boolean, default=True, nullable=False, server_default="1"
     )
 
-    activated = sa.Column(sa.Boolean, default=False, nullable=False, index=True)
+    activated = sa.Column(sa.Boolean, default=False, nullable=False)
 
     # an account can be disabled if having harmful behavior
     disabled = sa.Column(sa.Boolean, default=False, nullable=False, server_default="0")
@@ -576,6 +575,12 @@ class User(Base, ModelMixin, UserMixin, PasswordOracle):
             "ix_users_default_alias_custom_domain_id", default_alias_custom_domain_id
         ),
         sa.Index("ix_users_profile_picture_id", profile_picture_id),
+        sa.Index(
+            "idx_users_email_trgm",
+            "email",
+            postgresql_ops={"email": "gin_trgm_ops"},
+            postgresql_using="gin",
+        ),
     )
 
     @property
@@ -1924,13 +1929,16 @@ class Contact(Base, ModelMixin):
 
     __table_args__ = (
         sa.UniqueConstraint("alias_id", "website_email", name="uq_contact"),
+        sa.Index("ix_contact_user_id_id", "user_id", "id"),
     )
 
     user_id = sa.Column(
-        sa.ForeignKey(User.id, ondelete="cascade"), nullable=False, index=True
+        sa.ForeignKey(User.id, ondelete="cascade"),
+        nullable=False,
     )
     alias_id = sa.Column(
-        sa.ForeignKey(Alias.id, ondelete="cascade"), nullable=False, index=True
+        sa.ForeignKey(Alias.id, ondelete="cascade"),
+        nullable=False,
     )
 
     name = sa.Column(
@@ -2115,11 +2123,10 @@ class EmailLog(Base, ModelMixin):
         Index("ix_email_log_mailbox_id", "mailbox_id"),
         Index("ix_email_log_bounced_mailbox_id", "bounced_mailbox_id"),
         Index("ix_email_log_refused_email_id", "refused_email_id"),
+        Index("ix_email_log_user_id_email_log_id", "user_id", "id"),
     )
 
-    user_id = sa.Column(
-        sa.ForeignKey(User.id, ondelete="cascade"), nullable=False, index=True
-    )
+    user_id = sa.Column(sa.ForeignKey(User.id, ondelete="cascade"), nullable=False)
     contact_id = sa.Column(
         sa.ForeignKey(Contact.id, ondelete="cascade"), nullable=False, index=True
     )
@@ -2395,7 +2402,8 @@ class AliasUsedOn(Base, ModelMixin):
     )
 
     alias_id = sa.Column(
-        sa.ForeignKey(Alias.id, ondelete="cascade"), nullable=False, index=True
+        sa.ForeignKey(Alias.id, ondelete="cascade"),
+        nullable=False,
     )
     user_id = sa.Column(sa.ForeignKey(User.id, ondelete="cascade"), nullable=False)
 
@@ -2418,10 +2426,7 @@ class ApiKey(Base, ModelMixin):
 
     user = orm.relationship(User)
 
-    __table_args__ = (
-        sa.Index("ix_api_key_code", "code"),
-        sa.Index("ix_api_key_user_id", "user_id"),
-    )
+    __table_args__ = (sa.Index("ix_api_key_user_id", "user_id"),)
 
     @classmethod
     def create(cls, user_id, name=None, **kwargs):
@@ -2581,7 +2586,6 @@ class AutoCreateRule(Base, ModelMixin):
         sa.UniqueConstraint(
             "custom_domain_id", "order", name="uq_auto_create_rule_order"
         ),
-        sa.Index("ix_auto_create_rule_custom_domain_id", "custom_domain_id"),
     )
 
     custom_domain_id = sa.Column(
@@ -2764,7 +2768,6 @@ class Job(Base, ModelMixin):
         nullable=False,
         server_default=str(JobState.ready.value),
         default=JobState.ready.value,
-        index=True,
     )
     attempts = sa.Column(sa.Integer, nullable=False, server_default="0", default=0)
     taken_at = sa.Column(ArrowType, nullable=True)
@@ -2777,9 +2780,7 @@ class Job(Base, ModelMixin):
 
 class Mailbox(Base, ModelMixin):
     __tablename__ = "mailbox"
-    user_id = sa.Column(
-        sa.ForeignKey(User.id, ondelete="cascade"), nullable=False, index=True
-    )
+    user_id = sa.Column(sa.ForeignKey(User.id, ondelete="cascade"), nullable=False)
     email = sa.Column(sa.String(256), nullable=False, index=True)
     verified = sa.Column(sa.Boolean, default=False, nullable=False)
     force_spf = sa.Column(sa.Boolean, default=True, server_default="1", nullable=False)
@@ -2808,6 +2809,13 @@ class Mailbox(Base, ModelMixin):
     __table_args__ = (
         sa.UniqueConstraint("user_id", "email", name="uq_mailbox_user"),
         sa.Index("ix_mailbox_pgp_finger_print", "pgp_finger_print"),
+        # index on email column using pg_trgm
+        Index(
+            "ix_mailbox_email_trgm_idx",
+            "email",
+            postgresql_ops={"email": "gin_trgm_ops"},
+            postgresql_using="gin",
+        ),
     )
 
     user = orm.relationship(User, foreign_keys=[user_id])
@@ -2830,24 +2838,20 @@ class Mailbox(Base, ModelMixin):
         return len(alias_ids)
 
     def is_proton(self) -> bool:
-        if (
-            self.email.endswith("@proton.me")
-            or self.email.endswith("@protonmail.com")
-            or self.email.endswith("@protonmail.ch")
-            or self.email.endswith("@proton.ch")
-            or self.email.endswith("@pm.me")
-        ):
-            return True
+        for proton_email_domain in config.PROTON_EMAIL_DOMAINS:
+            if self.email.endswith(f"@{proton_email_domain}"):
+                return True
 
         from app.email_utils import get_email_local_part
 
         mx_domains = get_mx_domains(get_email_local_part(self.email))
+
+        proton_mx_domains = config.PROTON_MX_SERVERS
         # Proton is the first domain
-        if mx_domains and mx_domains[0].domain in (
-            "mail.protonmail.ch.",
-            "mailsec.protonmail.ch.",
-        ):
-            return True
+        for prio in mx_domains:
+            for mx_domain in mx_domains[prio]:
+                if mx_domain in proton_mx_domains:
+                    return True
 
         return False
 
@@ -3010,7 +3014,11 @@ class SentAlert(Base, ModelMixin):
     to_email = sa.Column(sa.String(256), nullable=False)
     alert_type = sa.Column(sa.String(256), nullable=False)
 
-    __table_args__ = (sa.Index("ix_sent_alert_user_id", "user_id"),)
+    __table_args__ = (
+        sa.Index("ix_sent_alert_user_id", "user_id"),
+        sa.Index("ix_sent_alert_to_email", "to_email"),
+        sa.Index("ix_sent_alert_alert_type", "alert_type"),
+    )
 
 
 class AliasMailbox(Base, ModelMixin):
@@ -3020,7 +3028,8 @@ class AliasMailbox(Base, ModelMixin):
     )
 
     alias_id = sa.Column(
-        sa.ForeignKey(Alias.id, ondelete="cascade"), nullable=False, index=True
+        sa.ForeignKey(Alias.id, ondelete="cascade"),
+        nullable=False,
     )
     mailbox_id = sa.Column(
         sa.ForeignKey(Mailbox.id, ondelete="cascade"), nullable=False, index=True
@@ -3035,7 +3044,8 @@ class AliasHibp(Base, ModelMixin):
     __table_args__ = (sa.UniqueConstraint("alias_id", "hibp_id", name="uq_alias_hibp"),)
 
     alias_id = sa.Column(
-        sa.Integer(), sa.ForeignKey("alias.id", ondelete="cascade"), index=True
+        sa.Integer(),
+        sa.ForeignKey("alias.id", ondelete="cascade"),
     )
     hibp_id = sa.Column(
         sa.Integer(), sa.ForeignKey("hibp.id", ondelete="cascade"), index=True
@@ -3751,7 +3761,8 @@ class PartnerUser(Base, ModelMixin):
         index=True,
     )
     partner_id = sa.Column(
-        sa.ForeignKey("partner.id", ondelete="cascade"), nullable=False, index=True
+        sa.ForeignKey("partner.id", ondelete="cascade"),
+        nullable=False,
     )
     external_user_id = sa.Column(sa.String(128), unique=False, nullable=False)
     partner_email = sa.Column(sa.String(255), unique=False, nullable=True)

app/app/monitor/views.py

@@ -1,4 +1,4 @@
-from app.build_info import SHA1
+from app.build_info import SHA1, VERSION
 from app.monitor.base import monitor_bp
 
 
@@ -7,6 +7,11 @@ def git_sha1():
     return SHA1
 
 
+@monitor_bp.route("/version")
+def version():
+    return VERSION
+
+
 @monitor_bp.route("/live")
 def live():
     return "live"

app/app/monitor_utils.py

@@ -0,0 +1,8 @@
+from app.build_info import VERSION
+import newrelic.agent
+
+
+def send_version_event(service: str):
+    newrelic.agent.record_custom_event(
+        "ServiceVersion", {"service": service, "version": VERSION}
+    )

app/app/proton/proton_partner.py

@@ -0,0 +1,23 @@
+from typing import Optional
+
+from app.db import Session
+from app.errors import ProtonPartnerNotSetUp
+from app.models import Partner
+
+PROTON_PARTNER_NAME = "Proton"
+_PROTON_PARTNER: Optional[Partner] = None
+
+
+def get_proton_partner() -> Partner:
+    global _PROTON_PARTNER
+    if _PROTON_PARTNER is None:
+        partner = Partner.get_by(name=PROTON_PARTNER_NAME)
+        if partner is None:
+            raise ProtonPartnerNotSetUp
+        Session.expunge(partner)
+        _PROTON_PARTNER = partner
+    return _PROTON_PARTNER
+
+
+def is_proton_partner(partner: Partner) -> bool:
+    return partner.name == PROTON_PARTNER_NAME

app/app/proton/proton_unlink.py

@@ -1,32 +1,21 @@
 from newrelic import agent
-from typing import Optional
 
 from app.db import Session
+from app.events.event_dispatcher import EventDispatcher
+from app.events.generated.event_pb2 import EventContent, UserUnlinked
 from app.log import LOG
-from app.errors import ProtonPartnerNotSetUp
-from app.models import Partner, PartnerUser, User
+from app.models import User, PartnerUser
+from app.proton.proton_partner import get_proton_partner
 from app.user_audit_log_utils import emit_user_audit_log, UserAuditLogAction
 
-PROTON_PARTNER_NAME = "Proton"
-_PROTON_PARTNER: Optional[Partner] = None
+
+def can_unlink_proton_account(user: User) -> bool:
+    return (user.flags & User.FLAG_CREATED_FROM_PARTNER) == 0
 
 
-def get_proton_partner() -> Partner:
-    global _PROTON_PARTNER
-    if _PROTON_PARTNER is None:
-        partner = Partner.get_by(name=PROTON_PARTNER_NAME)
-        if partner is None:
-            raise ProtonPartnerNotSetUp
-        Session.expunge(partner)
-        _PROTON_PARTNER = partner
-    return _PROTON_PARTNER
-
-
-def is_proton_partner(partner: Partner) -> bool:
-    return partner.name == PROTON_PARTNER_NAME
-
-
-def perform_proton_account_unlink(current_user: User):
+def perform_proton_account_unlink(current_user: User) -> bool:
+    if not can_unlink_proton_account(current_user):
+        return False
     proton_partner = get_proton_partner()
     partner_user = PartnerUser.get_by(
         user_id=current_user.id, partner_id=proton_partner.id
@@ -38,6 +27,10 @@ def perform_proton_account_unlink(current_user: User):
             action=UserAuditLogAction.UnlinkAccount,
             message=f"User has unlinked the account (email={partner_user.partner_email} | external_user_id={partner_user.external_user_id})",
         )
+        EventDispatcher.send_event(
+            partner_user.user, EventContent(user_unlinked=UserUnlinked())
+        )
         PartnerUser.delete(partner_user.id)
     Session.commit()
     agent.record_custom_event("AccountUnlinked", {"partner": proton_partner.name})
+    return True

app/app/request_utils.py

@@ -0,0 +1,6 @@
+from random import randbytes
+from base64 import b64encode
+
+
+def generate_request_id() -> str:
+    return b64encode(randbytes(6)).decode()

app/cron.py

@@ -14,9 +14,9 @@ from sqlalchemy.sql import Insert, text
 from app import s3, config
 from app.alias_utils import nb_email_log_for_mailbox
 from app.api.views.apple import verify_receipt
-from app.custom_domain_validation import CustomDomainValidation
+from app.custom_domain_validation import CustomDomainValidation, is_mx_equivalent
 from app.db import Session
-from app.dns_utils import get_mx_domains, is_mx_equivalent
+from app.dns_utils import get_mx_domains
 from app.email_utils import (
     send_email,
     send_trial_end_soon_email,
@@ -59,7 +59,7 @@ from app.models import (
     ApiToCookieToken,
 )
 from app.pgp_utils import load_public_key_and_check, PGPException
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from app.user_audit_log_utils import emit_user_audit_log, UserAuditLogAction
 from app.utils import sanitize_email
 from server import create_light_app

app/email_handler.py

@@ -167,6 +167,7 @@ from app.models import (
     VerpType,
     SLDomain,
 )
+from app.monitor_utils import send_version_event
 from app.pgp_utils import (
     PGPException,
     sign_data_with_pgpy,
@@ -590,15 +591,31 @@ def handle_forward(envelope, msg: Message, rcpt_to: str) -> List[Tuple[bool, str
         contact.alias
     )  # In case the Session was closed in the get_or_create we re-fetch the alias
 
-    reply_to_contact = None
+    reply_to_contact = []
     if msg[headers.REPLY_TO]:
-        reply_to = get_header_unicode(msg[headers.REPLY_TO])
-        LOG.d("Create or get contact for reply_to_header:%s", reply_to)
-        # ignore when reply-to = alias
-        if reply_to == alias.email:
-            LOG.i("Reply-to same as alias %s", alias)
-        else:
-            reply_to_contact = get_or_create_reply_to_contact(reply_to, alias, msg)
+        reply_to_header_contents = get_header_unicode(msg[headers.REPLY_TO])
+        if reply_to_header_contents:
+            LOG.d(
+                "Create or get contact for reply_to_header:%s", reply_to_header_contents
+            )
+            for reply_to in [
+                reply_to.strip()
+                for reply_to in reply_to_header_contents.split(",")
+                if reply_to.strip()
+            ]:
+                try:
+                    reply_to_name, reply_to_email = parse_full_address(reply_to)
+                except ValueError:
+                    LOG.d(f"Could not parse reply-to address {reply_to}")
+                    continue
+                if reply_to_email == alias.email:
+                    LOG.i("Reply-to same as alias %s", alias)
+                else:
+                    reply_contact = get_or_create_reply_to_contact(
+                        reply_to_email, alias, msg
+                    )
+                    if reply_contact:
+                        reply_to_contact.append(reply_contact)
 
     if alias.user.delete_on is not None:
         LOG.d(f"user {user} is pending to be deleted. Do not forward")
@@ -701,7 +718,7 @@ def forward_email_to_mailbox(
     envelope,
     mailbox,
     user,
-    reply_to_contact: Optional[Contact],
+    reply_to_contacts: list[Contact],
 ) -> (bool, str):
     LOG.d("Forward %s -> %s -> %s", contact, alias, mailbox)
 
@@ -884,11 +901,13 @@ def forward_email_to_mailbox(
     add_or_replace_header(msg, "From", new_from_header)
     LOG.d("From header, new:%s, old:%s", new_from_header, old_from_header)
 
-    if reply_to_contact:
-        reply_to_header = msg[headers.REPLY_TO]
-        new_reply_to_header = reply_to_contact.new_addr()
+    if len(reply_to_contacts) > 0:
+        original_reply_to = get_header_unicode(msg[headers.REPLY_TO])
+        new_reply_to_header = ", ".join(
+            [reply_to_contact.new_addr() for reply_to_contact in reply_to_contacts][:5]
+        )
         add_or_replace_header(msg, "Reply-To", new_reply_to_header)
-        LOG.d("Reply-To header, new:%s, old:%s", new_reply_to_header, reply_to_header)
+        LOG.d("Reply-To header, new:%s, old:%s", new_reply_to_header, original_reply_to)
 
     # replace CC & To emails by reverse-alias for all emails that are not alias
     try:
@@ -2342,6 +2361,7 @@ class MailHandler:
             "Custom/nb_rcpt_tos", len(envelope.rcpt_tos)
         )
 
+        send_version_event("email_handler")
         with create_light_app().app_context():
             return_status = handle(envelope, msg)
             elapsed = time.time() - start
@@ -2377,6 +2397,7 @@ def main(port: int):
 
     controller.start()
     LOG.d("Start mail controller %s %s", controller.hostname, controller.port)
+    send_version_event("email_handler")
 
     if LOAD_PGP_EMAIL_HANDLER:
         LOG.w("LOAD PGP keys")

app/event_listener.py

@@ -4,6 +4,7 @@ from sys import argv, exit
 
 from app.config import EVENT_LISTENER_DB_URI
 from app.log import LOG
+from app.monitor_utils import send_version_event
 from events import event_debugger
 from events.runner import Runner
 from events.event_source import DeadLetterEventSource, PostgresEventSource
@@ -30,9 +31,11 @@ def main(mode: Mode, dry_run: bool, max_retries: int):
     if mode == Mode.DEAD_LETTER:
         LOG.i("Using DeadLetterEventSource")
         source = DeadLetterEventSource(max_retries)
+        service_name = "event_listener_dead_letter"
     elif mode == Mode.LISTENER:
         LOG.i("Using PostgresEventSource")
         source = PostgresEventSource(EVENT_LISTENER_DB_URI)
+        service_name = "event_listener"
     else:
         raise ValueError(f"Invalid mode: {mode}")
 
@@ -43,7 +46,8 @@ def main(mode: Mode, dry_run: bool, max_retries: int):
         LOG.i("Starting with HttpEventSink")
         sink = HttpEventSink()
 
-    runner = Runner(source=source, sink=sink)
+    send_version_event(service_name)
+    runner = Runner(source=source, sink=sink, service_name=service_name)
     runner.run()
 
 

app/events/runner.py

@@ -4,20 +4,24 @@ import newrelic.agent
 from app.log import LOG
 from app.db import Session
 from app.models import SyncEvent
+from app.monitor_utils import send_version_event
 from events.event_sink import EventSink
 from events.event_source import EventSource
 
 
 class Runner:
-    def __init__(self, source: EventSource, sink: EventSink):
+    def __init__(self, source: EventSource, sink: EventSink, service_name: str = ""):
         self.__source = source
         self.__sink = sink
+        self.__service_name = service_name
 
     def run(self):
         self.__source.run(self.__on_event)
 
     @newrelic.agent.background_task()
     def __on_event(self, event: SyncEvent):
+        if self.__service_name:
+            send_version_event(self.__service_name)
         try:
             event_created_at = event.created_at
             start_time = arrow.now()

app/init_app.py

@@ -6,7 +6,7 @@ from app.db import Session
 from app.log import LOG
 from app.models import Mailbox, Contact, SLDomain, Partner
 from app.pgp_utils import load_public_key
-from app.proton.utils import PROTON_PARTNER_NAME
+from app.proton.proton_partner import PROTON_PARTNER_NAME
 from server import create_light_app
 
 
@@ -56,14 +56,15 @@ def add_sl_domains():
     Session.commit()
 
 
-def add_proton_partner():
+def add_proton_partner() -> Partner:
     proton_partner = Partner.get_by(name=PROTON_PARTNER_NAME)
     if not proton_partner:
-        Partner.create(
+        proton_partner = Partner.create(
             name=PROTON_PARTNER_NAME,
             contact_email="simplelogin@protonmail.com",
         )
         Session.commit()
+    return proton_partner
 
 
 if __name__ == "__main__":

app/job_runner.py

@@ -21,6 +21,7 @@ from app.jobs.export_user_data_job import ExportUserDataJob
 from app.jobs.send_event_job import SendEventToWebhookJob
 from app.log import LOG
 from app.models import User, Job, BatchImport, Mailbox, CustomDomain, JobState
+from app.monitor_utils import send_version_event
 from app.user_audit_log_utils import emit_user_audit_log, UserAuditLogAction
 from server import create_light_app
 
@@ -189,6 +190,7 @@ SimpleLogin team.
 
 
 def process_job(job: Job):
+    send_version_event("job_runner")
     if job.name == config.JOB_ONBOARDING_1:
         user_id = job.payload.get("user_id")
         user = User.get(user_id)
@@ -334,6 +336,7 @@ def get_jobs_to_run() -> List[Job]:
 
 
 if __name__ == "__main__":
+    send_version_event("job_runner")
     while True:
         # wrap in an app context to benefit from app setup like database cleanup, sentry integration, etc
         with create_light_app().app_context():

app/migrations/versions/2025_013015_d3ff8848c930_index_cleanup.py

@@ -0,0 +1,91 @@
+"""index cleanup
+
+Revision ID: d3ff8848c930
+Revises: 085f77996ce3
+Create Date: 2025-01-30 15:00:02.995813
+
+"""
+from alembic import op
+
+
+# revision identifiers, used by Alembic.
+revision = "d3ff8848c930"
+down_revision = "085f77996ce3"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    with op.get_context().autocommit_block():
+        op.drop_index("ix_alias_hibp_alias_id", table_name="alias_hibp")
+        op.drop_index("ix_alias_mailbox_alias_id", table_name="alias_mailbox")
+        op.drop_index("ix_alias_used_on_alias_id", table_name="alias_used_on")
+        op.drop_index("ix_api_key_code", table_name="api_key")
+        op.drop_index(
+            "ix_auto_create_rule_custom_domain_id", table_name="auto_create_rule"
+        )
+        op.drop_index("ix_contact_alias_id", table_name="contact")
+        op.create_index(
+            "ix_email_log_user_id_email_log_id",
+            "email_log",
+            ["user_id", "id"],
+            unique=False,
+        )
+        op.drop_index("ix_job_state", table_name="job")
+        op.create_index(
+            "ix_mailbox_email_trgm_idx",
+            "mailbox",
+            ["email"],
+            unique=False,
+            postgresql_ops={"email": "gin_trgm_ops"},
+            postgresql_using="gin",
+        )
+        op.drop_index("ix_partner_user_partner_id", table_name="partner_user")
+        op.create_index(
+            "ix_sent_alert_alert_type", "sent_alert", ["alert_type"], unique=False
+        )
+        op.create_index(
+            "ix_sent_alert_to_email", "sent_alert", ["to_email"], unique=False
+        )
+        op.create_index(
+            "idx_users_email_trgm",
+            "users",
+            ["email"],
+            unique=False,
+            postgresql_ops={"email": "gin_trgm_ops"},
+            postgresql_using="gin",
+        )
+        op.drop_index("ix_users_activated", table_name="users")
+        op.drop_index("ix_mailbox_user_id", table_name="users")
+
+
+def downgrade():
+    with op.get_context().autocommit_block():
+        op.create_index("ix_users_activated", "users", ["activated"], unique=False)
+        op.drop_index("idx_users_email_trgm", table_name="users")
+        op.drop_index("ix_sent_alert_to_email", table_name="sent_alert")
+        op.drop_index("ix_sent_alert_alert_type", table_name="sent_alert")
+        op.create_index(
+            "ix_partner_user_partner_id", "partner_user", ["partner_id"], unique=False
+        )
+        op.drop_index("ix_mailbox_email_trgm_idx", table_name="mailbox")
+        op.create_index("ix_job_state", "job", ["state"], unique=False)
+        op.drop_index("ix_email_log_user_id_email_log_id", table_name="email_log")
+        op.create_index("ix_contact_alias_id", "contact", ["alias_id"], unique=False)
+        op.create_index(
+            "ix_auto_create_rule_custom_domain_id",
+            "auto_create_rule",
+            ["custom_domain_id"],
+            unique=False,
+        )
+        op.create_index("ix_api_key_code", "api_key", ["code"], unique=False)
+        op.create_index(
+            "ix_alias_used_on_alias_id", "alias_used_on", ["alias_id"], unique=False
+        )
+        op.create_index(
+            "ix_alias_mailbox_alias_id", "alias_mailbox", ["alias_id"], unique=False
+        )
+        op.create_index(
+            "ix_alias_hibp_alias_id", "alias_hibp", ["alias_id"], unique=False
+        )
+        op.create_index("ix_mailbox_user_id", "users", ["user_id"], unique=False)

app/migrations/versions/2025_013114_97edba8794f8_index_cleanup.py

@@ -0,0 +1,23 @@
+"""index cleanup
+
+Revision ID: 97edba8794f8
+Revises: d3ff8848c930
+Create Date: 2025-01-31 14:42:22.590597
+
+"""
+from alembic import op
+
+
+# revision identifiers, used by Alembic.
+revision = '97edba8794f8'
+down_revision = 'd3ff8848c930'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.drop_index('ix_email_log_user_id', table_name='email_log')
+
+
+def downgrade():
+    op.create_index('ix_email_log_user_id', 'email_log', ['user_id'], unique=False)

app/migrations/versions/2025_020316_20e7d3ca289a_contact_index.py

@@ -0,0 +1,27 @@
+"""contact index
+
+Revision ID: 20e7d3ca289a
+Revises: 97edba8794f8
+Create Date: 2025-02-03 16:52:06.775032
+
+"""
+from alembic import op
+
+
+# revision identifiers, used by Alembic.
+revision = '20e7d3ca289a'
+down_revision = '97edba8794f8'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    with op.get_context().autocommit_block():
+        op.create_index('ix_contact_user_id_id', 'contact', ['user_id', 'id'], unique=False)
+        op.drop_index('ix_contact_user_id', table_name='contact')
+
+
+def downgrade():
+    with op.get_context().autocommit_block():
+        op.create_index('ix_contact_user_id', 'contact', ['user_id'], unique=False)
+        op.drop_index('ix_contact_user_id_id', table_name='contact')

app/oneshot/send_plan_change_events.py

@@ -2,7 +2,6 @@
 import argparse
 import time
 
-import arrow
 from sqlalchemy import func
 
 from app.account_linking import send_user_plan_changed_event
@@ -38,9 +37,9 @@ for batch_start in range(pu_id_start, max_pu_id, step):
         )
     ).all()
     for partner_user in partner_users:
-        subscription_end = send_user_plan_changed_event(partner_user)
-        if subscription_end is not None:
-            if subscription_end > arrow.get("2038-01-01").timestamp:
+        event = send_user_plan_changed_event(partner_user)
+        if event is not None:
+            if event.lifetime:
                 with_lifetime += 1
             else:
                 with_premium += 1

app/proto/event.proto

@@ -4,6 +4,7 @@ package simplelogin_events;
 
 message UserPlanChanged {
   uint32 plan_end_time = 1;
+  bool lifetime = 2;
 }
 
 message UserDeleted {
@@ -33,6 +34,9 @@ message AliasCreatedList {
   repeated AliasCreated events = 1;
 }
 
+message UserUnlinked {
+}
+
 message EventContent {
   oneof content {
     UserPlanChanged user_plan_change = 1;
@@ -41,6 +45,7 @@ message EventContent {
     AliasStatusChanged alias_status_change = 4;
     AliasDeleted alias_deleted = 5;
     AliasCreatedList alias_create_list = 6;
+    UserUnlinked user_unlinked = 7;
   }
 }
 

app/scripts/generate-build-info.sh

@@ -4,12 +4,14 @@ SCRIPT_DIR="$(cd "$(dirname "$0")" || exit 1; pwd -P)"
 REPO_ROOT=$(echo "${SCRIPT_DIR}" | sed 's:scripts::g')
 BUILD_INFO_FILE="${REPO_ROOT}/app/build_info.py"
 
-if [[ -z "$1" ]]; then
-  echo "This script needs to be invoked with the version as an argument"
+if [[ -z "$2" ]]; then
+  echo "Invalid usage. Usage: $0 SHA VERSION"
   exit 1
 fi
 
-VERSION="$1"
-echo "SHA1 = \"${VERSION}\"" > $BUILD_INFO_FILE
+SHA="$1"
+echo "SHA1 = \"${SHA}\"" > $BUILD_INFO_FILE
 BUILD_TIME=$(date +%s)
 echo "BUILD_TIME = \"${BUILD_TIME}\"" >> $BUILD_INFO_FILE
+VERSION="$2"
+echo "VERSION = \"${VERSION}\"" >> $BUILD_INFO_FILE

app/server.py

@@ -8,7 +8,6 @@ import flask_limiter
 import flask_profiler
 import newrelic.agent
 import sentry_sdk
-
 from flask import (
     Flask,
     redirect,
@@ -100,6 +99,7 @@ from app.models import (
     InvalidMailboxDomain,
 )
 from app.monitor.base import monitor_bp
+from app.monitor_utils import send_version_event
 from app.newsletter_utils import send_newsletter_to_user
 from app.oauth.base import oauth_bp
 from app.onboarding.base import onboarding_bp
@@ -107,6 +107,7 @@ from app.payments.coinbase import setup_coinbase_commerce
 from app.payments.paddle import setup_paddle_callback
 from app.phone.base import phone_bp
 from app.redis_services import initialize_redis_services
+from app.request_utils import generate_request_id
 from app.sentry_utils import sentry_before_send
 
 if SENTRY_DSN:
@@ -264,6 +265,7 @@ def set_index_page(app):
             and not request.path.startswith("/_debug_toolbar")
         ):
             g.start_time = time.time()
+            g.request_id = generate_request_id()
 
             # to handle the referral url that has ?slref=code part
             ref_code = request.args.get("slref")
@@ -294,6 +296,7 @@ def set_index_page(app):
             newrelic.agent.record_custom_event(
                 "HttpResponseStatus", {"code": res.status_code}
             )
+            send_version_event("app")
         return res
 
 
@@ -498,9 +501,9 @@ def register_custom_commands(app):
         from init_app import add_sl_domains, add_proton_partner
 
         LOG.w("reset db, add fake data")
+        add_proton_partner()
         fake_data()
         add_sl_domains()
-        add_proton_partner()
 
     @app.cli.command("send-newsletter")
     @click.option("-n", "--newsletter_id", type=int, help="Newsletter ID to be sent")

app/templates/admin/custom_domain_search.html

@@ -1,118 +1,181 @@
 {% extends 'admin/master.html' %}
 
+{% block head_css %}
+
+  {{ super() }}
+  <style>
+        .card-shadow {
+            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
+            border-radius: 8px;
+        }
+        .domain-title {
+            background-color: #007bff;
+            color: white;
+            padding: 10px;
+            border-radius: 8px 8px 0 0;
+        }
+        .status-icon {
+            font-size: 1.2em;
+        }
+  </style>
+{% endblock %}
 {% macro show_user(user) -%}
-    <h4>User <a href="/admin/email_search?email={{ user.email }}">{{ user.email }}</a> with ID {{ user.id }}.</h4>
-    <table class="table">
-        <thead>
-        <tr>
-            <th scope="col">User ID</th>
-            <th scope="col">Email</th>
-            <th scope="col">Verified</th>
-            <th scope="col">Status</th>
-            <th scope="col">Paid</th>
-            <th scope="col">Premium</th>
-        </tr>
-        </thead>
-        <tbody>
-        <tr>
-            <td>{{ user.id }}</td>
-            <td>
-                <a href="/admin/email_search?email={{ user.email }}">{{ user.email }}</a>
-            </td>
-            {% if user.activated %}
+  <h4>
+    User <a href="/admin/email_search?email={{ user.email }}">{{ user.email }}</a> with ID {{ user.id }}.
+  </h4>
+  <table class="table">
+    <thead>
+      <tr>
+        <th scope="col">User ID</th>
+        <th scope="col">Email</th>
+        <th scope="col">Verified</th>
+        <th scope="col">Status</th>
+        <th scope="col">Paid</th>
+        <th scope="col">Premium</th>
+      </tr>
+    </thead>
+    <tbody>
+      <tr>
+        <td>{{ user.id }}</td>
+        <td>
+          <a href="/admin/email_search?email={{ user.email }}">{{ user.email }}</a>
+        </td>
+        {% if user.activated %}
 
-                <td class="text-success">Activated</td>
-            {% else %}
-                <td class="text-warning">Pending</td>
-            {% endif %}
-            {% if user.disabled %}
+          <td class="text-success">Activated</td>
+        {% else %}
+          <td class="text-warning">Pending</td>
+        {% endif %}
+        {% if user.disabled %}
 
-                <td class="text-danger">Disabled</td>
-            {% else %}
-                <td class="text-success">Enabled</td>
-            {% endif %}
-            <td>{{ "yes" if user.is_paid() else "No" }}</td>
-            <td>{{ "yes" if user.is_premium() else "No" }}</td>
-        </tr>
-        </tbody>
-    </table>
+          <td class="text-danger">Disabled</td>
+        {% else %}
+          <td class="text-success">Enabled</td>
+        {% endif %}
+        <td>{{ "yes" if user.is_paid() else "No" }}</td>
+        <td>{{ "yes" if user.is_premium() else "No" }}</td>
+      </tr>
+    </tbody>
+  </table>
 {%- endmacro %}
-
-
 {% macro show_verification(title, expected, errors) -%}
-    {% if not expected %}
-        <h4 class="mb-3">{{ title }} <span class="text-success">Verified</span></h4>
-    {% else %}
-        <h4 class="mb-3">{{ title }}</h4>
-        <p>Expected</p>
-        <p>{{expected}}</p>
-        <p>Current response</p>
-        <ul class="list-group">
-        {% for error in errors %}
-            <li class="list-group-item">{{ error }}</li>
-        {% endfor %}
+  {% if not expected %}
+
+    <li class="list-group-item d-flex justify-content-between align-items-center">
+      <h5>{{ title }}</h5>
+      <span class="text-success status-icon"><i class="fa fa-check-circle"></i></span>
+    </li>
+  {% else %}
+    <li class="list-group-item">
+      <h5>{{ title }}</h5>
+      <p>
+        <strong>Expected:</strong> {{ expected.recommended }}
+      </p>
+      <p>
+        <strong>Allowed:</strong>
+        <ul>
+          {% for expected_record in expected.allowed %}<li>{{ expected_record }}</li>{% endfor %}
         </ul>
-    {% endif %}
+      </p>
+      <p>
+        <strong>Current response:</strong>
+      </p>
+      {% for error in errors %}
+
+        <ul class="list-group">
+          <li class="list-group-item">{{ error }}</li>
+        </ul>
+      {% endfor %}
+    </li>
+  {% endif %}
 {%- endmacro %}
+{% macro show_mx_verification(title, expected, errors) -%}
+  {% if not expected %}
 
+    <li class="list-group-item d-flex justify-content-between align-items-center">
+      <h5>{{ title }}</h5>
+      <span class="text-success status-icon"><i class="fa fa-check-circle"></i></span>
+    </li>
+  {% else %}
+    <li class="list-group-item">
+      <h5>{{ title }}</h5>
+      <ul>
+        <li class="list-group-item">
+          {% for prio in expected %}
 
-{% macro show_domain(domain_with_data) -%}
-    <h3>Domain {{ domain_with_data.domain.domain }}</h3>
-    {% set domain = domain_with_data.domain %}
-    <ul class="list-group">
-        <li class="list-group-item">
-            {{ show_verification("Ownership", domain_with_data.ownership_expected, domain_with_data.ownership_validation.errors) }}
-        </li>
-        <li class="list-group-item">
-            {{ show_verification("MX", domain_with_data.mx_expected, domain_with_data.mx_validation.errors) }}
-        </li>
-        <li class="list-group-item">
-            {{ show_verification("SPF", domain_with_data.spf_expected, domain_with_data.spf_validation.errors) }}
-        </li>
-        {% for dkim_domain in domain_with_data.dkim_expected %}
-            <li class="list-group-item">
-            {{ show_verification("DKIM {}.{}".format(dkim_domain, domain.domain), domain_with_data.dkim_expected[dkim_domain], [domain_with_data.dkim_validation.get(dkim_domain+"."+domain.domain,'')]) }}
-            </li>
+            <p>
+              <strong>Priority {{ prio }}:</strong> {{ expected[prio].recommended }}
+            </p>
+            <p>
+              <strong>Allowed:</strong>
+              <ul>
+                {% for expected_record in expected[prio].allowed %}<li>{{ expected_record }}</li>{% endfor %}
+              </ul>
+            </p>
+            <p>
+              <strong>Current response:</strong>
+            </p>
+            {% for error in errors %}
+
+              <ul class="list-group">
+                <li class="list-group-item">{{ error }}</li>
+              </ul>
+            {% endfor %}
+          </li>
         {% endfor %}
-    </ul>
-
+      </ul>
+    </li>
+  {% endif %}
 {%- endmacro %}
+{% macro show_domain(domain_with_data) -%}
+  <div class="col-md-3 mb-4">
+    <div class="card card-shadow">
+      <div class="domain-title text-center">
+        <h4>Domain {{ domain_with_data.domain.domain }}</h4>
+      </div>
+      <div class="card-body">
+        {% set domain = domain_with_data.domain %}
+        <ul class="list-group">
+          {{ show_verification("Ownership", domain_with_data.ownership_expected, domain_with_data.ownership_validation.errors) }}
+          {{ show_mx_verification("MX", domain_with_data.mx_expected, domain_with_data.mx_validation.errors) }}
+          {{ show_verification("SPF", domain_with_data.spf_expected, domain_with_data.spf_validation.errors) }}
+          {% for dkim_domain in domain_with_data.dkim_expected %}
 
-
+            {{ show_verification("DKIM {}.{}".format(dkim_domain, domain.domain) , domain_with_data.dkim_expected[dkim_domain], [domain_with_data.dkim_validation.get(dkim_domain+"."+domain.domain,'')]) }}
+          {% endfor %}
+        </ul>
+      </div>
+    </div>
+  </div>
+{%- endmacro %}
 {% block body %}
 
+  <div class="border border-dark border-2 mt-1 mb-2 p-3">
+    <form method="get">
+      <div class="form-group">
+        <label for="email">User or domain to search:</label>
+        <input type="text"
+               class="form-control"
+               name="user"
+               value="{{ query or '' }}" />
+      </div>
+      <button type="submit" class="btn btn-primary">Submit</button>
+    </form>
+  </div>
+  {% if data.no_match and query %}
+
+    <div class="border border-dark border-2 mt-1 mb-2 p-3 alert alert-warning"
+         role="alert">No user, alias or mailbox found for {{ query }}</div>
+  {% endif %}
+  {% if data.user %}
+
     <div class="border border-dark border-2 mt-1 mb-2 p-3">
-        <form method="get">
-            <div class="form-group">
-                <label for="email">User or domain to search:</label>
-                <input type="text"
-                       class="form-control"
-                       name="user"
-                       value="{{ query or '' }}" />
-            </div>
-            <button type="submit" class="btn btn-primary">Submit</button>
-        </form>
+      <h3 class="mb-3">Found User {{ data.user.email }}</h3>
+      {{ show_user(data.user) }}
     </div>
-    {% if data.no_match and query %}
-        <div class="border border-dark border-2 mt-1 mb-2 p-3 alert alert-warning"
-             role="alert">No user, alias or mailbox found for {{ query }}</div>
-    {% endif %}
-    {% if data.user %}
-        <div class="border border-dark border-2 mt-1 mb-2 p-3">
-            <h3 class="mb-3">Found User {{ data.user.email }}</h3>
-            {{ show_user(data.user) }}
-        </div>
-    {% endif %}
-    <div class="d-flex">
-
-    {% for domain_with_data in data.domains  %}
-        <div class="card m-2 border-dark" style="width: 30rem;">
-        <div class="card-body">
-            {{ show_domain(domain_with_data) }}
-        </div>
-        </div>
-    {% endfor %}
-    </div>
-
-
+  {% endif %}
+  <div class="row mt-4">
+    {% for domain_with_data in data.domains %}{{ show_domain(domain_with_data) }}{% endfor %}
+  </div>
+</div>
 {% endblock %}

app/templates/dashboard/domain_detail/dns.html

@@ -38,7 +38,7 @@
             Value: <em data-toggle="tooltip"
      title="Click to copy"
      class="clipboard"
-     data-clipboard-text="{{ ownership_record }}">{{ ownership_record }}</em>
+     data-clipboard-text="{{ ownership_records.recommended }}">{{ ownership_records.recommended }}</em>
           </div>
           <form method="post" action="#ownership-form">
             {{ csrf_form.csrf_token }}
@@ -91,7 +91,7 @@
           <br />
           Some domain registrars (Namecheap, CloudFlare, etc) might also use <em>@</em> for the root domain.
         </div>
-        {% for record in expected_mx_records %}
+        {% for prio in expected_mx_records %}
 
           <div class="mb-3 p-3 dns-record">
             Record: MX
@@ -99,12 +99,12 @@
             Domain: {{ custom_domain.domain }} or
             <b>@</b>
             <br />
-            Priority: {{ record.priority }}
+            Priority: {{ prio }}
             <br />
             Target: <em data-toggle="tooltip"
      title="Click to copy"
      class="clipboard"
-     data-clipboard-text="{{ record.domain }}">{{ record.domain }}</em>
+     data-clipboard-text="{{ expected_mx_records[prio].recommended }}">{{ expected_mx_records[prio].recommended }}</em>
           </div>
         {% endfor %}
         <form method="post" action="#mx-form">
@@ -251,8 +251,8 @@
             <em data-toggle="tooltip"
                 title="Click to copy"
                 class="clipboard"
-                data-clipboard-text="{{ dkim_cname_value }}."
-                style="overflow-wrap: break-word">{{ dkim_cname_value }}.</em>
+                data-clipboard-text="{{ dkim_cname_value.recommended }}."
+                style="overflow-wrap: break-word">{{ dkim_cname_value.recommended }}.</em>
           </div>
         {% endfor %}
         <div class="alert alert-info">

app/templates/dashboard/setting.html

@@ -144,7 +144,7 @@
       </div>
       <!-- END change name & profile picture -->
       <!-- Connect with Proton -->
-      {% if connect_with_proton %}
+      {% if connect_with_proton and can_unlink_proton_account %}
 
         <div class="card" id="connect-with-proton">
           <div class="card-body">

app/tests/api/test_user_info.py

@@ -3,7 +3,7 @@ from flask import url_for
 from app import config
 from app.db import Session
 from app.models import User, PartnerUser
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from tests.api.utils import get_new_user_and_api_key
 from tests.utils import login, random_token, random_email
 

app/tests/cron/test_get_alias_for_hibp.py

@@ -14,7 +14,7 @@ from app.models import (
     PartnerSubscription,
     User,
 )
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from tests.utils import create_new_user, random_token
 
 

app/tests/dashboard/test_coupon.py

@@ -1,10 +1,11 @@
 from flask import url_for
-from app.models import Coupon
+
+from app.models import Coupon, LifetimeCoupon
 from app.utils import random_string
 from tests.utils import login
 
 
-def test_use_coupon(flask_client):
+def test_redeem_coupon_without_subscription(flask_client):
     user = login(flask_client)
     code = random_string(10)
     Coupon.create(code=code, nb_year=1, commit=True)
@@ -14,7 +15,22 @@ def test_use_coupon(flask_client):
         data={"code": code},
     )
 
-    assert r.status_code == 302
+    assert r.status_code == 200
     coupon = Coupon.get_by(code=code)
     assert coupon.used
     assert coupon.used_by_user_id == user.id
+
+
+def test_redeem_lifetime_coupon(flask_client):
+    login(flask_client)
+    code = random_string(10)
+    LifetimeCoupon.create(code=code, nb_used=1, commit=True)
+
+    r = flask_client.post(
+        url_for("dashboard.lifetime_licence"),
+        data={"code": code},
+    )
+
+    assert r.status_code == 302
+    coupon = LifetimeCoupon.get_by(code=code)
+    assert coupon.nb_used == 0

app/tests/events/event_test_utils.py

@@ -1,7 +1,7 @@
 from app.events.event_dispatcher import Dispatcher
 from app.events.generated import event_pb2
 from app.models import PartnerUser, User
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from tests.utils import create_new_user, random_token
 from typing import Tuple
 

app/tests/example_emls/multi_reply_to.eml

@@ -0,0 +1,21 @@
+X-SimpleLogin-Client-IP: 54.39.200.130
+Received-SPF: Softfail (mailfrom) identity=mailfrom; client-ip=34.59.200.130;
+ helo=relay.somewhere.net; envelope-from=everwaste@gmail.com;
+ receiver=<UNKNOWN>
+Received: from relay.somewhere.net (relay.somewhere.net [34.59.200.130])
+        (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
+        (No client certificate requested)
+        by mx1.sldev.ovh (Postfix) with ESMTPS id 6D8C13F069
+        for <wehrman_mannequin@sldev.ovh>; Thu, 17 Mar 2022 16:50:20 +0000 (UTC)
+Date: Thu, 17 Mar 2022 16:50:18 +0000
+To: {{ alias_email }}
+From: somewhere@rainbow.com
+Reply-To: 666-Mail Test <a1@mailcstest.com>, 777-Mail Test <a2@mailcstest.com>,
+  888-Mail Test <a3@mailcstest.com>, - 5 at mailcstest.com" <a4@simplelogin.co>
+Subject: test Thu, 17 Mar 2022 16:50:18 +0000
+Message-Id: <20220317165018.000191@somewhere-5488dd4b6b-7crp6>
+X-Mailer: swaks v20201014.0 jetmore.org/john/code/swaks/
+X-Rspamd-Queue-Id: 6D8C13F069
+X-Rspamd-Server: staging1
+
+This is a test mailing

app/tests/handler/test_reply_to.py

@@ -0,0 +1,33 @@
+from aiosmtpd.smtp import Envelope
+
+import email_handler
+from app.email import status, headers
+from app.email_utils import get_header_unicode, parse_full_address
+
+from app.mail_sender import mail_sender
+from app.models import Alias, Contact
+from tests.utils import create_new_user, load_eml_file
+
+
+@mail_sender.store_emails_test_decorator
+def test_multi_reply_to():
+    user = create_new_user()
+    alias = Alias.create_new_random(user)
+    envelope = Envelope()
+    envelope.mail_from = "env.somewhere"
+    envelope.rcpt_tos = [alias.email]
+    msg = load_eml_file("multi_reply_to.eml", {"alias_email": alias.email})
+    alias_id = alias.id
+    result = email_handler.MailHandler()._handle(envelope, msg)
+    assert result == status.E200
+    sent_emails = mail_sender.get_stored_emails()
+    assert 1 == len(sent_emails)
+    msg = sent_emails[0].msg
+    reply_to = get_header_unicode(msg[headers.REPLY_TO])
+    entries = reply_to.split(",")
+    assert 4 == len(entries)
+    for entry in entries:
+        dummy, email = parse_full_address(entry)
+        contact = Contact.get_by(reply_email=email)
+        assert contact is not None
+        assert contact.alias_id == alias_id

app/tests/jobs/test_send_event_to_webhook.py

@@ -4,7 +4,7 @@ from app import config
 from app.events.generated.event_pb2 import EventContent, AliasDeleted
 from app.jobs.send_event_job import SendEventToWebhookJob
 from app.models import PartnerUser
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from events.event_sink import ConsoleEventSink
 from tests.utils import create_new_user, random_token
 

app/tests/models/test_mailbox.py

@@ -0,0 +1,37 @@
+from app import config
+from app.dns_utils import set_global_dns_client, InMemoryDNSClient
+from app.email_utils import get_email_local_part
+from app.models import Mailbox
+from tests.utils import create_new_user, random_email
+
+dns_client = InMemoryDNSClient()
+
+
+def setup_module():
+    set_global_dns_client(dns_client)
+
+
+def teardown_module():
+    set_global_dns_client(None)
+
+
+def test_is_proton_with_email_domain():
+    user = create_new_user()
+    mailbox = Mailbox.create(
+        user_id=user.id, email=f"test@{config.PROTON_EMAIL_DOMAINS[0]}"
+    )
+    assert mailbox.is_proton()
+    mailbox = Mailbox.create(user_id=user.id, email="a@b.c")
+    assert not mailbox.is_proton()
+
+
+def test_is_proton_with_mx_domain():
+    email = random_email()
+    dns_client.set_mx_records(
+        get_email_local_part(email), {10: config.PROTON_MX_SERVERS}
+    )
+    user = create_new_user()
+    mailbox = Mailbox.create(user_id=user.id, email=email)
+    assert mailbox.is_proton()
+    dns_client.set_mx_records(get_email_local_part(email), {10: ["nowhere.net"]})
+    assert not mailbox.is_proton()

app/tests/models/test_user.py

@@ -2,7 +2,7 @@ import arrow
 from app import config
 from app.db import Session
 from app.models import User, Job, PartnerSubscription, PartnerUser, ManualSubscription
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from tests.utils import random_email, random_token
 
 

app/tests/proton/test_account_linking.py

@@ -7,7 +7,7 @@ from app.account_linking import (
 )
 from app.db import Session
 from app.models import User, PartnerUser, PartnerSubscription
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from app.utils import random_string
 from tests.utils import random_email
 

app/tests/proton/test_proton_callback_handler.py

@@ -11,7 +11,7 @@ from app.proton.proton_callback_handler import (
     generate_account_not_allowed_to_log_in,
 )
 from app.models import User, PartnerUser, Job, JobState
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from app.utils import random_string
 from typing import Optional
 from tests.utils import random_email

app/tests/test_account_linking.py

@@ -19,7 +19,7 @@ from app.account_linking import (
 from app.db import Session
 from app.errors import AccountAlreadyLinkedToAnotherPartnerException
 from app.models import Partner, PartnerUser, User, UserAuditLog
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from app.user_audit_log_utils import UserAuditLogAction
 from app.utils import random_string, canonicalize_email
 from tests.utils import random_email

app/tests/test_alias_mailbox_utils.py

@@ -59,11 +59,17 @@ def test_set_mailboxes_for_alias_mailbox_success():
     assert db_alias is not None
     assert db_alias.mailbox_id == mb1.id
 
-    alias_mailboxes = AliasMailbox.filter_by(alias_id=alias.id).all()
+    alias_mailboxes = (
+        AliasMailbox.filter_by(alias_id=alias.id).order_by(AliasMailbox.id.asc()).all()
+    )
     assert len(alias_mailboxes) == 1
     assert alias_mailboxes[0].mailbox_id == mb2.id
 
-    audit_logs = AliasAuditLog.filter_by(alias_id=alias.id).all()
+    audit_logs = (
+        AliasAuditLog.filter_by(alias_id=alias.id)
+        .order_by(AliasAuditLog.id.asc())
+        .all()
+    )
     assert len(audit_logs) == 2
     assert audit_logs[0].action == AliasAuditLogAction.CreateAlias.value
     assert audit_logs[1].action == AliasAuditLogAction.ChangedMailboxes.value

app/tests/test_alias_suffixes.py

@@ -3,7 +3,7 @@ import re
 from app.alias_suffix import get_alias_suffixes
 from app.db import Session
 from app.models import SLDomain, PartnerUser, AliasOptions, CustomDomain
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from init_app import add_sl_domains
 from tests.utils import create_new_user, random_token
 

app/tests/test_coupon_utils.py

@@ -0,0 +1,215 @@
+import arrow
+import pytest
+
+from app.coupon_utils import (
+    redeem_coupon,
+    CouponUserCannotRedeemError,
+    redeem_lifetime_coupon,
+)
+from app.db import Session
+from app.models import (
+    Coupon,
+    Subscription,
+    ManualSubscription,
+    AppleSubscription,
+    CoinbaseSubscription,
+    LifetimeCoupon,
+    User,
+    PartnerSubscription,
+    PartnerUser,
+)
+from app.proton.proton_partner import get_proton_partner
+from tests.utils import create_new_user, random_string, random_email
+
+
+def test_use_coupon():
+    user = create_new_user()
+    code = random_string(10)
+    Coupon.create(code=code, nb_year=1, commit=True)
+
+    coupon = redeem_coupon(code, user)
+    assert coupon
+
+    coupon = Coupon.get_by(code=code)
+    assert coupon
+    assert coupon.used
+    assert coupon.used_by_user_id == user.id
+
+    sub = user.get_active_subscription()
+    assert isinstance(sub, ManualSubscription)
+    left = sub.end_at - arrow.utcnow()
+    assert left.days > 364
+
+
+def test_use_coupon_extend_manual_sub():
+    user = create_new_user()
+    initial_end = arrow.now().shift(days=15)
+    ManualSubscription.create(
+        user_id=user.id,
+        end_at=initial_end,
+        flush=True,
+    )
+    code = random_string(10)
+    Coupon.create(code=code, nb_year=1, commit=True)
+
+    coupon = redeem_coupon(code, user)
+    assert coupon
+
+    coupon = Coupon.get_by(code=code)
+    assert coupon
+    assert coupon.used
+    assert coupon.used_by_user_id == user.id
+
+    sub = user.get_active_subscription()
+    assert isinstance(sub, ManualSubscription)
+    left = sub.end_at - initial_end
+    assert left.days > 364
+
+
+def test_coupon_with_subscription():
+    user = create_new_user()
+    end_at = arrow.utcnow().shift(days=1).replace(hour=0, minute=0, second=0)
+    Subscription.create(
+        user_id=user.id,
+        cancel_url="",
+        update_url="",
+        subscription_id=random_string(10),
+        event_time=arrow.now(),
+        next_bill_date=end_at.date(),
+        plan="yearly",
+        flush=True,
+    )
+    with pytest.raises(CouponUserCannotRedeemError):
+        redeem_coupon("", user)
+
+
+def test_webhook_with_apple_subscription():
+    user = create_new_user()
+    end_at = arrow.utcnow().shift(days=2).replace(hour=0, minute=0, second=0)
+    AppleSubscription.create(
+        user_id=user.id,
+        receipt_data=arrow.now().date().strftime("%Y-%m-%d"),
+        expires_date=end_at.date().strftime("%Y-%m-%d"),
+        original_transaction_id=random_string(10),
+        plan="yearly",
+        product_id="",
+        flush=True,
+    )
+    with pytest.raises(CouponUserCannotRedeemError):
+        redeem_coupon("", user)
+
+
+def test_webhook_with_coinbase_subscription():
+    user = create_new_user()
+    end_at = arrow.utcnow().shift(days=3).replace(hour=0, minute=0, second=0)
+    CoinbaseSubscription.create(
+        user_id=user.id, end_at=end_at.date().strftime("%Y-%m-%d"), flush=True
+    )
+
+    with pytest.raises(CouponUserCannotRedeemError):
+        redeem_coupon("", user)
+
+
+def test_expired_coupon():
+    user = create_new_user()
+    code = random_string(10)
+    Coupon.create(
+        code=code, nb_year=1, commit=True, expires_date=arrow.utcnow().shift(days=-1)
+    )
+
+    coupon = redeem_coupon(code, user)
+    assert coupon is None
+
+
+def test_used_coupon():
+    user = create_new_user()
+    code = random_string(10)
+    Coupon.create(code=code, nb_year=1, commit=True, used=True)
+    coupon = redeem_coupon(code, user)
+    assert coupon is None
+
+
+# Lifetime
+def test_lifetime_coupon():
+    user = create_new_user()
+    code = random_string(10)
+    LifetimeCoupon.create(code=code, nb_used=1)
+    coupon = redeem_lifetime_coupon(code, user)
+    assert coupon
+    user = User.get(user.id)
+    assert user.lifetime
+    assert not user.paid_lifetime
+
+
+def test_lifetime_paid_coupon():
+    user = create_new_user()
+    code = random_string(10)
+    LifetimeCoupon.create(code=code, nb_used=1, paid=True)
+    coupon = redeem_lifetime_coupon(code, user)
+    assert coupon
+    user = User.get(user.id)
+    assert user.lifetime
+    assert user.paid_lifetime
+
+
+def test_used_lifetime_coupon():
+    user = create_new_user()
+    code = random_string(10)
+    LifetimeCoupon.create(code=code, nb_used=0, paid=True)
+    coupon = redeem_lifetime_coupon(code, user)
+    assert coupon is None
+    user = User.get(user.id)
+    assert not user.lifetime
+    assert not user.paid_lifetime
+
+
+def test_used_lifetime_coupon_with_lifetime_user():
+    user = create_new_user()
+    user.lifetime = True
+    code = random_string(10)
+    LifetimeCoupon.create(code=code, nb_used=10, paid=True)
+    coupon = redeem_lifetime_coupon(code, user)
+    assert coupon is None
+
+
+def test_used_lifetime_coupon_with_lifetime_partner():
+    email = random_email()
+    user = User.create(email=email)
+    pu = PartnerUser.create(
+        user_id=user.id,
+        partner_id=get_proton_partner().id,
+        partner_email=email,
+        external_user_id=random_string(10),
+        flush=True,
+    )
+    PartnerSubscription.create(
+        partner_user_id=pu.id, end_at=arrow.utcnow().shift(years=10), lifetime=True
+    )
+    Session.flush()
+    code = random_string(10)
+    LifetimeCoupon.create(code=code, nb_used=10, paid=True)
+    coupon = redeem_lifetime_coupon(code, user)
+    assert coupon is None
+
+
+def test_used_lifetime_coupon_with_partner_sub():
+    email = random_email()
+    user = User.create(email=email)
+    pu = PartnerUser.create(
+        user_id=user.id,
+        partner_id=get_proton_partner().id,
+        partner_email=email,
+        external_user_id=random_string(10),
+        flush=True,
+    )
+    PartnerSubscription.create(
+        partner_user_id=pu.id, end_at=arrow.utcnow().shift(years=10)
+    )
+    Session.flush()
+    code = random_string(10)
+    LifetimeCoupon.create(code=code, nb_used=10, paid=True)
+    coupon = redeem_lifetime_coupon(code, user)
+    assert coupon
+    user = User.get(user.id)
+    assert user.lifetime
+    assert user.paid_lifetime

app/tests/test_custom_domain_utils.py

@@ -13,8 +13,8 @@ from app.custom_domain_utils import (
 )
 from app.db import Session
 from app.models import User, CustomDomain, Mailbox, DomainMailbox
-from tests.utils import get_proton_partner, random_email
 from tests.utils import create_new_user, random_string, random_domain
+from tests.utils import get_proton_partner, random_email
 
 user: Optional[User] = None
 
@@ -195,7 +195,11 @@ def test_set_custom_domain_mailboxes_success():
     assert res.success is True
     assert res.reason is None
 
-    domain_mailboxes = DomainMailbox.filter_by(domain_id=domain.id).all()
+    domain_mailboxes = (
+        DomainMailbox.filter_by(domain_id=domain.id)
+        .order_by(DomainMailbox.mailbox_id.asc())
+        .all()
+    )
     assert len(domain_mailboxes) == 2
     assert domain_mailboxes[0].domain_id == domain.id
     assert domain_mailboxes[0].mailbox_id == user.default_mailbox_id
@@ -219,7 +223,11 @@ def test_set_custom_domain_mailboxes_set_twice():
     assert res.success is True
     assert res.reason is None
 
-    domain_mailboxes = DomainMailbox.filter_by(domain_id=domain.id).all()
+    domain_mailboxes = (
+        DomainMailbox.filter_by(domain_id=domain.id)
+        .order_by(DomainMailbox.mailbox_id.asc())
+        .all()
+    )
     assert len(domain_mailboxes) == 2
     assert domain_mailboxes[0].domain_id == domain.id
     assert domain_mailboxes[0].mailbox_id == user.default_mailbox_id

app/tests/test_custom_domain_validation.py

@@ -4,9 +4,9 @@ from app import config
 from app.constants import DMARC_RECORD
 from app.custom_domain_validation import CustomDomainValidation
 from app.db import Session
+from app.dns_utils import InMemoryDNSClient
 from app.models import CustomDomain, User
-from app.dns_utils import InMemoryDNSClient, MxRecord
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from app.utils import random_string
 from tests.utils import create_new_user, random_domain
 
@@ -33,9 +33,12 @@ def test_custom_domain_validation_get_dkim_records():
     records = validator.get_dkim_records(custom_domain)
 
     assert len(records) == 3
-    assert records["dkim02._domainkey"] == f"dkim02._domainkey.{domain}"
-    assert records["dkim03._domainkey"] == f"dkim03._domainkey.{domain}"
-    assert records["dkim._domainkey"] == f"dkim._domainkey.{domain}"
+    assert records["dkim02._domainkey"].recommended == f"dkim02._domainkey.{domain}"
+    assert records["dkim02._domainkey"].allowed == [f"dkim02._domainkey.{domain}"]
+    assert records["dkim03._domainkey"].recommended == f"dkim03._domainkey.{domain}"
+    assert records["dkim03._domainkey"].allowed == [f"dkim03._domainkey.{domain}"]
+    assert records["dkim._domainkey"].recommended == f"dkim._domainkey.{domain}"
+    assert records["dkim._domainkey"].allowed == [f"dkim._domainkey.{domain}"]
 
 
 def test_custom_domain_validation_get_dkim_records_for_partner():
@@ -53,9 +56,25 @@ def test_custom_domain_validation_get_dkim_records_for_partner():
     records = validator.get_dkim_records(custom_domain)
 
     assert len(records) == 3
-    assert records["dkim02._domainkey"] == f"dkim02._domainkey.{dkim_domain}"
-    assert records["dkim03._domainkey"] == f"dkim03._domainkey.{dkim_domain}"
-    assert records["dkim._domainkey"] == f"dkim._domainkey.{dkim_domain}"
+    assert (
+        records["dkim02._domainkey"].recommended == f"dkim02._domainkey.{dkim_domain}"
+    )
+    assert records["dkim02._domainkey"].allowed == [
+        f"dkim02._domainkey.{dkim_domain}",
+        f"dkim02._domainkey.{domain}",
+    ]
+    assert (
+        records["dkim03._domainkey"].recommended == f"dkim03._domainkey.{dkim_domain}"
+    )
+    assert records["dkim03._domainkey"].allowed == [
+        f"dkim03._domainkey.{dkim_domain}",
+        f"dkim03._domainkey.{domain}",
+    ]
+    assert records["dkim._domainkey"].recommended == f"dkim._domainkey.{dkim_domain}"
+    assert records["dkim._domainkey"].allowed == [
+        f"dkim._domainkey.{dkim_domain}",
+        f"dkim._domainkey.{domain}",
+    ]
 
 
 # get_expected_mx_records
@@ -75,8 +94,8 @@ def test_custom_domain_validation_get_expected_mx_records_regular_domain():
     assert len(records) == len(config.EMAIL_SERVERS_WITH_PRIORITY)
     for i in range(len(config.EMAIL_SERVERS_WITH_PRIORITY)):
         config_record = config.EMAIL_SERVERS_WITH_PRIORITY[i]
-        assert records[i].priority == config_record[0]
-        assert records[i].domain == config_record[1]
+        assert records[config_record[0]].recommended == config_record[1]
+        assert records[config_record[0]].allowed == [config_record[1]]
 
 
 def test_custom_domain_validation_get_expected_mx_records_domain_from_partner():
@@ -89,14 +108,15 @@ def test_custom_domain_validation_get_expected_mx_records_domain_from_partner():
 
     dkim_domain = random_domain()
     validator = CustomDomainValidation(dkim_domain)
-    records = validator.get_expected_mx_records(custom_domain)
+    expected_records = validator.get_expected_mx_records(custom_domain)
     # As the domain is a partner_domain but there is no custom config for partner, default records
     # should be used
-    assert len(records) == len(config.EMAIL_SERVERS_WITH_PRIORITY)
+    assert len(expected_records) == len(config.EMAIL_SERVERS_WITH_PRIORITY)
     for i in range(len(config.EMAIL_SERVERS_WITH_PRIORITY)):
         config_record = config.EMAIL_SERVERS_WITH_PRIORITY[i]
-        assert records[i].priority == config_record[0]
-        assert records[i].domain == config_record[1]
+        expected = expected_records[config_record[0]]
+        assert expected.recommended == config_record[1]
+        assert expected.allowed == [config_record[1]]
 
 
 def test_custom_domain_validation_get_expected_mx_records_domain_from_partner_with_custom_config():
@@ -112,15 +132,21 @@ def test_custom_domain_validation_get_expected_mx_records_domain_from_partner_wi
     validator = CustomDomainValidation(
         dkim_domain, partner_domains={partner_id: expected_mx_domain}
     )
-    records = validator.get_expected_mx_records(custom_domain)
+    expected_records = validator.get_expected_mx_records(custom_domain)
     # As the domain is a partner_domain and there is a custom config for partner, partner records
     # should be used
-    assert len(records) == 2
+    assert len(expected_records) == 2
+    sl_domains = config.EMAIL_SERVERS_WITH_PRIORITY
 
-    assert records[0].priority == 10
-    assert records[0].domain == f"mx1.{expected_mx_domain}."
-    assert records[1].priority == 20
-    assert records[1].domain == f"mx2.{expected_mx_domain}."
+    assert expected_records[10].recommended == f"mx1.{expected_mx_domain}."
+    expected = [f"mx1.{expected_mx_domain}."]
+    expected.extend([sl_dom[1] for sl_dom in sl_domains if sl_dom[0] == 10])
+    assert expected_records[10].allowed == expected
+
+    assert expected_records[20].recommended == f"mx2.{expected_mx_domain}."
+    expected = [f"mx2.{expected_mx_domain}."]
+    expected.extend([sl_dom[1] for sl_dom in sl_domains if sl_dom[0] == 20])
+    assert expected_records[20].allowed == expected
 
 
 # get_expected_spf_records
@@ -309,7 +335,7 @@ def test_custom_domain_validation_validate_ownership_success():
     domain = create_custom_domain(random_domain())
 
     dns_client.set_txt_record(
-        domain.domain, [validator.get_ownership_verification_record(domain)]
+        domain.domain, validator.get_ownership_verification_record(domain).allowed
     )
     res = validator.validate_domain_ownership(domain)
 
@@ -336,7 +362,7 @@ def test_custom_domain_validation_validate_ownership_from_partner_success():
     Session.commit()
 
     dns_client.set_txt_record(
-        domain.domain, [validator.get_ownership_verification_record(domain)]
+        domain.domain, validator.get_ownership_verification_record(domain).allowed
     )
     res = validator.validate_domain_ownership(domain)
 
@@ -370,7 +396,7 @@ def test_custom_domain_validation_validate_mx_records_wrong_records_failure():
 
     wrong_record_1 = random_string()
     wrong_record_2 = random_string()
-    wrong_records = [MxRecord(10, wrong_record_1), MxRecord(20, wrong_record_2)]
+    wrong_records = {10: [wrong_record_1], 20: [wrong_record_2]}
     dns_client.set_mx_records(domain.domain, wrong_records)
     res = validator.validate_mx_records(domain)
 
@@ -387,7 +413,12 @@ def test_custom_domain_validation_validate_mx_records_success():
 
     domain = create_custom_domain(random_domain())
 
-    dns_client.set_mx_records(domain.domain, validator.get_expected_mx_records(domain))
+    mx_records_by_prio = validator.get_expected_mx_records(domain)
+    dns_records = {
+        priority: mx_records_by_prio[priority].allowed
+        for priority in mx_records_by_prio
+    }
+    dns_client.set_mx_records(domain.domain, dns_records)
     res = validator.validate_mx_records(domain)
 
     assert res.success is True
@@ -485,16 +516,19 @@ def test_custom_domain_validation_validate_spf_cleans_verification_record():
     domain.partner_id = proton_partner_id
     Session.commit()
 
-    wrong_record = random_string()
-    dns_client.set_txt_record(
-        hostname=domain.domain,
-        txt_list=[wrong_record, validator.get_ownership_verification_record(domain)],
-    )
-    res = validator.validate_spf_records(domain)
+    ownership_records = validator.get_ownership_verification_record(domain)
 
-    assert res.success is False
-    assert len(res.errors) == 1
-    assert res.errors[0] == wrong_record
+    for ownership_record in ownership_records.allowed:
+        wrong_record = random_string()
+        dns_client.set_txt_record(
+            hostname=domain.domain,
+            txt_list=[wrong_record, ownership_record],
+        )
+        res = validator.validate_spf_records(domain)
+
+        assert res.success is False
+        assert len(res.errors) == 1
+        assert res.errors[0] == wrong_record
 
 
 # validate_dmarc_records

app/tests/test_dns_utils.py

@@ -1,9 +1,8 @@
+from app.custom_domain_validation import is_mx_equivalent, ExpectedValidationRecords
 from app.dns_utils import (
     get_mx_domains,
     get_network_dns_client,
-    is_mx_equivalent,
     InMemoryDNSClient,
-    MxRecord,
 )
 
 from tests.utils import random_domain
@@ -17,9 +16,9 @@ def test_get_mx_domains():
 
     assert len(r) > 0
 
-    for x in r:
-        assert x.priority > 0
-        assert x.domain
+    for prio in r:
+        assert prio > 0
+        assert len(r[prio]) > 0
 
 
 def test_get_spf_domain():
@@ -33,33 +32,49 @@ def test_get_txt_record():
 
 
 def test_is_mx_equivalent():
-    assert is_mx_equivalent([], [])
+    assert is_mx_equivalent({}, {})
     assert is_mx_equivalent(
-        mx_domains=[MxRecord(1, "domain")], ref_mx_domains=[MxRecord(1, "domain")]
+        mx_domains={1: ["domain"]},
+        expected_mx_domains={
+            1: ExpectedValidationRecords(recommended="nop", allowed=["domain"])
+        },
     )
     assert is_mx_equivalent(
-        mx_domains=[MxRecord(10, "domain1"), MxRecord(20, "domain2")],
-        ref_mx_domains=[MxRecord(10, "domain1"), MxRecord(20, "domain2")],
+        mx_domains={10: ["domain10"], 20: ["domain20"]},
+        expected_mx_domains={
+            10: ExpectedValidationRecords(recommended="nop", allowed=["domain10"]),
+            20: ExpectedValidationRecords(recommended="nop", allowed=["domain20"]),
+        },
     )
+
     assert is_mx_equivalent(
-        mx_domains=[MxRecord(5, "domain1"), MxRecord(10, "domain2")],
-        ref_mx_domains=[MxRecord(10, "domain1"), MxRecord(20, "domain2")],
+        mx_domains={5: ["domain1"], 10: ["domain2"]},
+        expected_mx_domains={
+            10: ExpectedValidationRecords(recommended="nop", allowed=["domain1"]),
+            20: ExpectedValidationRecords(recommended="nop", allowed=["domain2"]),
+        },
     )
-    assert is_mx_equivalent(
-        mx_domains=[
-            MxRecord(5, "domain1"),
-            MxRecord(10, "domain2"),
-            MxRecord(20, "domain3"),
-        ],
-        ref_mx_domains=[MxRecord(10, "domain1"), MxRecord(20, "domain2")],
+
+    assert not is_mx_equivalent(
+        mx_domains={10: ["domain10", "domain11"], 20: ["domain20"]},
+        expected_mx_domains={
+            10: ExpectedValidationRecords(recommended="nop", allowed=["domain10"]),
+            20: ExpectedValidationRecords(recommended="nop", allowed=["domain20"]),
+        },
     )
     assert not is_mx_equivalent(
-        mx_domains=[MxRecord(5, "domain1"), MxRecord(10, "domain2")],
-        ref_mx_domains=[
-            MxRecord(10, "domain1"),
-            MxRecord(20, "domain2"),
-            MxRecord(20, "domain3"),
-        ],
+        mx_domains={5: ["domain1"], 10: ["domain2"], 20: ["domain3"]},
+        expected_mx_domains={
+            10: ExpectedValidationRecords(recommended="nop", allowed=["domain1"]),
+            20: ExpectedValidationRecords(recommended="nop", allowed=["domain2"]),
+        },
+    )
+    assert not is_mx_equivalent(
+        mx_domains={10: ["domain1"]},
+        expected_mx_domains={
+            10: ExpectedValidationRecords(recommended="nop", allowed=["domain1"]),
+            20: ExpectedValidationRecords(recommended="nop", allowed=["domain2"]),
+        },
     )
 
 

app/tests/test_domains.py

@@ -1,6 +1,6 @@
 from app.db import Session
 from app.models import SLDomain, PartnerUser, AliasOptions
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from init_app import add_sl_domains
 from tests.utils import create_new_user, random_token
 

app/tests/test_mailbox_utils.py

@@ -1,3 +1,4 @@
+import re
 from typing import Optional
 
 import arrow
@@ -6,7 +7,11 @@ import pytest
 from app import mailbox_utils, config
 from app.db import Session
 from app.mail_sender import mail_sender
-from app.mailbox_utils import MailboxEmailChangeError, get_mailbox_for_reply_phase
+from app.mailbox_utils import (
+    MailboxEmailChangeError,
+    get_mailbox_for_reply_phase,
+    request_mailbox_email_change,
+)
 from app.models import (
     Mailbox,
     MailboxActivation,
@@ -20,7 +25,6 @@ from app.user_audit_log_utils import UserAuditLogAction
 from app.utils import random_string, canonicalize_email
 from tests.utils import create_new_user, random_email
 
-
 user: Optional[User] = None
 
 
@@ -361,6 +365,24 @@ def test_verify_ok():
     assert mailbox.verified
 
 
+@mail_sender.store_emails_test_decorator
+def test_verify_ok_for_mailbox_email_change():
+    out_create = mailbox_utils.create_mailbox(user, random_email(), verified=True)
+    mailbox_id = out_create.mailbox.id
+    new_email = f"new{out_create.mailbox.email}"
+    out_change = mailbox_utils.request_mailbox_email_change(
+        user, out_create.mailbox, new_email
+    )
+    assert out_change.activation.code is not None
+    mailbox_utils.verify_mailbox_code(user, mailbox_id, out_change.activation.code)
+    activation = MailboxActivation.get_by(mailbox_id=out_create.mailbox.id)
+    assert activation is None
+    mailbox = Mailbox.get(id=out_create.mailbox.id)
+    assert mailbox.verified
+    assert mailbox.email == new_email
+    assert mailbox.new_email is None
+
+
 # perform_mailbox_email_change
 def test_perform_mailbox_email_change_invalid_id():
     res = mailbox_utils.perform_mailbox_email_change(99999)
@@ -507,3 +529,115 @@ def test_get_mailbox_from_mail_from_coming_from_header_if_domain_is_not_aligned(
 
     mb = get_mailbox_for_reply_phase(envelope_from, mail_from, alias)
     assert mb is None
+
+
+@mail_sender.store_emails_test_decorator
+def test_change_mailbox_address(flask_client):
+    user = create_new_user()
+    domain = f"{random_string(10)}.com"
+    mail1 = f"mail_1@{domain}"
+    mbox = Mailbox.create(email=mail1, user_id=user.id, verified=True, flush=True)
+    mail2 = f"mail_2@{domain}"
+    out = request_mailbox_email_change(user, mbox, mail2)
+    changed_mailbox = Mailbox.get(mbox.id)
+    assert changed_mailbox.new_email == mail2
+    assert out.activation.mailbox_id == changed_mailbox.id
+    assert re.match("^[0-9]+$", out.activation.code) is None
+    assert 1 == len(mail_sender.get_stored_emails())
+    mail_sent = mail_sender.get_stored_emails()[0]
+    mail_contents = str(mail_sent.msg)
+    assert mail_contents.find(config.URL) > 0
+    assert mail_contents.find(out.activation.code) > 0
+    assert mail_sent.envelope_to == mail2
+
+
+@mail_sender.store_emails_test_decorator
+def test_change_mailbox_address_without_verification_email(flask_client):
+    user = create_new_user()
+    domain = f"{random_string(10)}.com"
+    mail1 = f"mail_1@{domain}"
+    mbox = Mailbox.create(email=mail1, user_id=user.id, verified=True, flush=True)
+    mail2 = f"mail_2@{domain}"
+    out = request_mailbox_email_change(user, mbox, mail2, send_email=False)
+    changed_mailbox = Mailbox.get(mbox.id)
+    assert changed_mailbox.new_email == mail2
+    assert out.activation.mailbox_id == changed_mailbox.id
+    assert re.match("^[0-9]+$", out.activation.code) is None
+    assert 0 == len(mail_sender.get_stored_emails())
+
+
+@mail_sender.store_emails_test_decorator
+def test_change_mailbox_address_with_code(flask_client):
+    user = create_new_user()
+    domain = f"{random_string(10)}.com"
+    mail1 = f"mail_1@{domain}"
+    mbox = Mailbox.create(email=mail1, user_id=user.id, verified=True, flush=True)
+    mail2 = f"mail_2@{domain}"
+    out = request_mailbox_email_change(user, mbox, mail2, use_digit_codes=True)
+    changed_mailbox = Mailbox.get(mbox.id)
+    assert changed_mailbox.new_email == mail2
+    assert out.activation.mailbox_id == changed_mailbox.id
+    assert re.match("^[0-9]+$", out.activation.code) is not None
+    assert 1 == len(mail_sender.get_stored_emails())
+    mail_sent = mail_sender.get_stored_emails()[0]
+    mail_contents = str(mail_sent.msg)
+    assert mail_contents.find(config.URL) > 0
+    assert mail_contents.find(out.activation.code) > 0
+    assert mail_sent.envelope_to == mail2
+
+
+def test_change_mailbox_verified_address(flask_client):
+    user = create_new_user()
+    domain = f"{random_string(10)}.com"
+    mail1 = f"mail_1@{domain}"
+    mbox = Mailbox.create(email=mail1, user_id=user.id, verified=True, flush=True)
+    mail2 = f"mail_2@{domain}"
+    out = request_mailbox_email_change(user, mbox, mail2, email_ownership_verified=True)
+    changed_mailbox = Mailbox.get(mbox.id)
+    assert changed_mailbox.email == mail2
+    assert out.activation is None
+    assert 0 == len(mail_sender.get_stored_emails())
+
+
+def test_change_mailbox_email_duplicate(flask_client):
+    user = create_new_user()
+    domain = f"{random_string(10)}.com"
+    mail1 = f"mail_1@{domain}"
+    mbox = Mailbox.create(email=mail1, user_id=user.id, verified=True, flush=True)
+    mail2 = f"mail_2@{domain}"
+    request_mailbox_email_change(user, mbox, mail2, email_ownership_verified=True)
+    with pytest.raises(mailbox_utils.MailboxError):
+        request_mailbox_email_change(user, mbox, mail2, email_ownership_verified=True)
+
+
+def test_change_mailbox_email_duplicate_in_another_mailbox(flask_client):
+    user = create_new_user()
+    domain = f"{random_string(10)}.com"
+    mail1 = f"mail_1@{domain}"
+    mbox1 = Mailbox.create(email=mail1, user_id=user.id, verified=True, flush=True)
+    mail2 = f"mail_2@{domain}"
+    mbox2 = Mailbox.create(email=mail2, user_id=user.id, verified=True, flush=True)
+    mail3 = f"mail_3@{domain}"
+    request_mailbox_email_change(user, mbox1, mail3)
+    with pytest.raises(mailbox_utils.MailboxError):
+        request_mailbox_email_change(user, mbox2, mail3)
+
+
+def test_change_mailbox_verified_email_clears_pending_email(flask_client):
+    user = create_new_user()
+    domain = f"{random_string(10)}.com"
+    mail = f"mail_1@{domain}"
+    mbox1 = Mailbox.create(
+        email=mail,
+        new_email=f"oldpending_{mail}",
+        user_id=user.id,
+        verified=True,
+        flush=True,
+    )
+    new_email = f"new_{mail}"
+    out = request_mailbox_email_change(
+        user, mbox1, new_email, email_ownership_verified=True
+    )
+    assert out.activation is None
+    assert out.mailbox.email == new_email
+    assert out.mailbox.new_email is None

app/tests/utils.py

@@ -10,7 +10,7 @@ import jinja2
 from flask import url_for
 
 from app.models import User, PartnerUser
-from app.proton.utils import get_proton_partner
+from app.proton.proton_partner import get_proton_partner
 from app.utils import random_string