4.30.0

app/Dockerfile

@@ -23,10 +23,10 @@ COPY poetry.lock pyproject.toml ./
 # Install and setup poetry
 RUN pip install -U pip \
     && apt-get update \
-    && apt install -y curl netcat gcc python3-dev gnupg git libre2-dev \
+    && apt install -y curl netcat-traditional gcc python3-dev gnupg git libre2-dev \
     && curl -sSL https://install.python-poetry.org | python3 - \
     # Remove curl and netcat from the image
-    && apt-get purge -y curl netcat \
+    && apt-get purge -y curl netcat-traditional \
     # Run poetry
     && poetry config virtualenvs.create false \
     && poetry install  --no-interaction --no-ansi --no-root \

app/app/alias_suffix.py

@@ -6,7 +6,7 @@ from typing import Optional
 import itsdangerous
 from app import config
 from app.log import LOG
-from app.models import User, AliasOptions
+from app.models import User, AliasOptions, SLDomain
 
 signer = itsdangerous.TimestampSigner(config.CUSTOM_ALIAS_SECRET)
 
@@ -105,10 +105,7 @@ def get_alias_suffixes(
     for custom_domain in user_custom_domains:
         if custom_domain.random_prefix_generation:
             suffix = (
-                "."
+                f".{user.get_random_alias_suffix(custom_domain)}@{custom_domain.domain}"
-                + user.get_random_alias_suffix(custom_domain)
-                + "@"
-                + custom_domain.domain
             )
             alias_suffix = AliasSuffix(
                 is_custom=True,
@@ -123,7 +120,7 @@ def get_alias_suffixes(
             else:
                 alias_suffixes.append(alias_suffix)
 
-        suffix = "@" + custom_domain.domain
+        suffix = f"@{custom_domain.domain}"
         alias_suffix = AliasSuffix(
             is_custom=True,
             suffix=suffix,
@@ -144,16 +141,13 @@ def get_alias_suffixes(
             alias_suffixes.append(alias_suffix)
 
     # then SimpleLogin domain
-    for sl_domain in user.get_sl_domains(alias_options=alias_options):
+    sl_domains = user.get_sl_domains(alias_options=alias_options)
-        suffix = (
+    default_domain_found = False
-            (
+    for sl_domain in sl_domains:
-                ""
+        prefix = (
-                if config.DISABLE_ALIAS_SUFFIX
+            "" if config.DISABLE_ALIAS_SUFFIX else f".{user.get_random_alias_suffix()}"
-                else "." + user.get_random_alias_suffix()
-            )
-            + "@"
-            + sl_domain.domain
         )
+        suffix = f"{prefix}@{sl_domain.domain}"
         alias_suffix = AliasSuffix(
             is_custom=False,
             suffix=suffix,
@@ -162,11 +156,36 @@ def get_alias_suffixes(
             domain=sl_domain.domain,
             mx_verified=True,
         )
-
+        # No default or this is not the default
-        # put the default domain to top
+        if (
-        if user.default_alias_public_domain_id == sl_domain.id:
+            user.default_alias_public_domain_id is None
-            alias_suffixes.insert(0, alias_suffix)
+            or user.default_alias_public_domain_id != sl_domain.id
-        else:
+        ):
             alias_suffixes.append(alias_suffix)
+        else:
+            default_domain_found = True
+            alias_suffixes.insert(0, alias_suffix)
+
+    if not default_domain_found:
+        domain_conditions = {"id": user.default_alias_public_domain_id, "hidden": False}
+        if not user.is_premium():
+            domain_conditions["premium_only"] = False
+        sl_domain = SLDomain.get_by(**domain_conditions)
+        if sl_domain:
+            prefix = (
+                ""
+                if config.DISABLE_ALIAS_SUFFIX
+                else f".{user.get_random_alias_suffix()}"
+            )
+            suffix = f"{prefix}@{sl_domain.domain}"
+            alias_suffix = AliasSuffix(
+                is_custom=False,
+                suffix=suffix,
+                signed_suffix=signer.sign(suffix).decode(),
+                is_premium=sl_domain.premium_only,
+                domain=sl_domain.domain,
+                mx_verified=True,
+            )
+            alias_suffixes.insert(0, alias_suffix)
 
     return alias_suffixes

app/app/alias_utils.py

@@ -57,6 +57,8 @@ def get_user_if_alias_would_auto_create(
     domain_and_rule = check_if_alias_can_be_auto_created_for_custom_domain(
         address, notify_user=notify_user
     )
+    if DomainDeletedAlias.get_by(email=address):
+        return None
     if domain_and_rule:
         return domain_and_rule[0].user
     directory = check_if_alias_can_be_auto_created_for_a_directory(

app/app/api/views/apple.py

@@ -9,6 +9,7 @@ from requests import RequestException
 
 from app.api.base import api_bp, require_api_auth
 from app.config import APPLE_API_SECRET, MACAPP_APPLE_API_SECRET
+from app.subscription_webhook import execute_subscription_webhook
 from app.db import Session
 from app.log import LOG
 from app.models import PlanEnum, AppleSubscription
@@ -50,6 +51,7 @@ def apple_process_payment():
 
     apple_sub = verify_receipt(receipt_data, user, password)
     if apple_sub:
+        execute_subscription_webhook(user)
         return jsonify(ok=True), 200
 
     return jsonify(error="Processing failed"), 400
@@ -282,6 +284,7 @@ def apple_update_notification():
             apple_sub.plan = plan
             apple_sub.product_id = transaction["product_id"]
             Session.commit()
+            execute_subscription_webhook(user)
             return jsonify(ok=True), 200
         else:
             LOG.w(
@@ -554,6 +557,7 @@ def verify_receipt(receipt_data, user, password) -> Optional[AppleSubscription]:
             product_id=latest_transaction["product_id"],
         )
 
+    execute_subscription_webhook(user)
     Session.commit()
 
     return apple_sub

app/app/config.py

@@ -532,3 +532,5 @@ if ENABLE_ALL_REVERSE_ALIAS_REPLACEMENT:
 SKIP_MX_LOOKUP_ON_CHECK = False
 
 DISABLE_RATE_LIMIT = "DISABLE_RATE_LIMIT" in os.environ
+
+SUBSCRIPTION_CHANGE_WEBHOOK = os.environ.get("SUBSCRIPTION_CHANGE_WEBHOOK", None)

app/app/dashboard/views/mailbox.py

@@ -1,3 +1,7 @@
+import base64
+import binascii
+import json
+
 import arrow
 from flask import render_template, request, redirect, url_for, flash
 from flask_login import login_required, current_user
@@ -180,7 +184,9 @@ def mailbox_route():
 
 def send_verification_email(user, mailbox):
     s = TimestampSigner(MAILBOX_SECRET)
-    mailbox_id_signed = s.sign(str(mailbox.id)).decode()
+    encoded_data = json.dumps([mailbox.id, mailbox.email]).encode("utf-8")
+    b64_data = base64.urlsafe_b64encode(encoded_data)
+    mailbox_id_signed = s.sign(b64_data).decode()
     verification_url = (
         URL + "/dashboard/mailbox_verify" + f"?mailbox_id={mailbox_id_signed}"
     )
@@ -205,22 +211,34 @@ def send_verification_email(user, mailbox):
 @dashboard_bp.route("/mailbox_verify")
 def mailbox_verify():
     s = TimestampSigner(MAILBOX_SECRET)
-    mailbox_id = request.args.get("mailbox_id")
+    mailbox_verify_request = request.args.get("mailbox_id")
-
     try:
-        r_id = int(s.unsign(mailbox_id, max_age=900))
+        mailbox_raw_data = s.unsign(mailbox_verify_request, max_age=900)
     except Exception:
         flash("Invalid link. Please delete and re-add your mailbox", "error")
         return redirect(url_for("dashboard.mailbox_route"))
-    else:
+    try:
-        mailbox = Mailbox.get(r_id)
+        decoded_data = base64.urlsafe_b64decode(mailbox_raw_data)
-        if not mailbox:
+    except binascii.Error:
-            flash("Invalid link", "error")
+        flash("Invalid link. Please delete and re-add your mailbox", "error")
-            return redirect(url_for("dashboard.mailbox_route"))
+        return redirect(url_for("dashboard.mailbox_route"))
+    mailbox_data = json.loads(decoded_data)
+    if not isinstance(mailbox_data, list) or len(mailbox_data) != 2:
+        flash("Invalid link. Please delete and re-add your mailbox", "error")
+        return redirect(url_for("dashboard.mailbox_route"))
+    mailbox_id = mailbox_data[0]
+    mailbox = Mailbox.get(mailbox_id)
+    if not mailbox:
+        flash("Invalid link", "error")
+        return redirect(url_for("dashboard.mailbox_route"))
+    mailbox_email = mailbox_data[1]
+    if mailbox_email != mailbox.email:
+        flash("Invalid link", "error")
+        return redirect(url_for("dashboard.mailbox_route"))
 
-        mailbox.verified = True
+    mailbox.verified = True
-        Session.commit()
+    Session.commit()
 
-        LOG.d("Mailbox %s is verified", mailbox)
+    LOG.d("Mailbox %s is verified", mailbox)
 
-        return render_template("dashboard/mailbox_validation.html", mailbox=mailbox)
+    return render_template("dashboard/mailbox_validation.html", mailbox=mailbox)

app/app/dashboard/views/setting.py

@@ -206,7 +206,7 @@ def setting():
                             current_profile_file is not None
                             and current_profile_file.user_id == current_user.id
                         ):
-                            s3.delete(current_user.path)
+                            s3.delete(current_profile_file.path)
 
                     file_path = random_string(30)
                     file = File.create(user_id=current_user.id, path=file_path)

app/app/email/headers.py

@@ -20,6 +20,7 @@ X_SPAM_STATUS = "X-Spam-Status"
 LIST_UNSUBSCRIBE = "List-Unsubscribe"
 LIST_UNSUBSCRIBE_POST = "List-Unsubscribe-Post"
 RETURN_PATH = "Return-Path"
+AUTHENTICATION_RESULTS = "Authentication-Results"
 
 # headers used to DKIM sign in order of preference
 DKIM_HEADERS = [
@@ -32,6 +33,7 @@ DKIM_HEADERS = [
 SL_DIRECTION = "X-SimpleLogin-Type"
 SL_EMAIL_LOG_ID = "X-SimpleLogin-EmailLog-ID"
 SL_ENVELOPE_FROM = "X-SimpleLogin-Envelope-From"
+SL_ORIGINAL_FROM = "X-SimpleLogin-Original-From"
 SL_ENVELOPE_TO = "X-SimpleLogin-Envelope-To"
 SL_CLIENT_IP = "X-SimpleLogin-Client-IP"
 

app/app/handler/unsubscribe_generator.py

@@ -9,6 +9,7 @@ from app.handler.unsubscribe_encoder import (
     UnsubscribeData,
     UnsubscribeOriginalData,
 )
+from app.log import LOG
 from app.models import Alias, Contact, UnsubscribeBehaviourEnum
 
 
@@ -30,6 +31,7 @@ class UnsubscribeGenerator:
         """
         unsubscribe_data = message[headers.LIST_UNSUBSCRIBE]
         if not unsubscribe_data:
+            LOG.info("Email has no unsubscribe header")
             return message
         raw_methods = [method.strip() for method in unsubscribe_data.split(",")]
         mailto_unsubs = None
@@ -44,7 +46,9 @@ class UnsubscribeGenerator:
             if url_data.scheme == "mailto":
                 query_data = urllib.parse.parse_qs(url_data.query)
                 mailto_unsubs = (url_data.path, query_data.get("subject", [""])[0])
+                LOG.debug(f"Unsub is mailto to {mailto_unsubs}")
             else:
+                LOG.debug(f"Unsub has {url_data.scheme} scheme")
                 other_unsubs.append(method)
         # If there are non mailto unsubscribe methods, use those in the header
         if other_unsubs:
@@ -56,18 +60,19 @@ class UnsubscribeGenerator:
             add_or_replace_header(
                 message, headers.LIST_UNSUBSCRIBE_POST, "List-Unsubscribe=One-Click"
             )
+            LOG.debug(f"Adding click unsub methods to header {other_unsubs}")
             return message
-        if not mailto_unsubs:
+        elif not mailto_unsubs:
+            LOG.debug("No unsubs. Deleting all unsub headers")
             message = delete_header(message, headers.LIST_UNSUBSCRIBE)
             message = delete_header(message, headers.LIST_UNSUBSCRIBE_POST)
             return message
-        return self._add_unsubscribe_header(
+        unsub_data = UnsubscribeData(
-            message,
+            UnsubscribeAction.OriginalUnsubscribeMailto,
-            UnsubscribeData(
+            UnsubscribeOriginalData(alias.id, mailto_unsubs[0], mailto_unsubs[1]),
-                UnsubscribeAction.OriginalUnsubscribeMailto,
-                UnsubscribeOriginalData(alias.id, mailto_unsubs[0], mailto_unsubs[1]),
-            ),
         )
+        LOG.debug(f"Adding unsub data {unsub_data}")
+        return self._add_unsubscribe_header(message, unsub_data)
 
     def _add_unsubscribe_header(
         self, message: Message, unsub: UnsubscribeData

app/app/jobs/export_user_data_job.py

@@ -41,7 +41,7 @@ from app.models import (
 class ExportUserDataJob:
 
     REMOVE_FIELDS = {
-        "User": ("otp_secret",),
+        "User": ("otp_secret", "password"),
         "Alias": ("ts_vector", "transfer_token", "hibp_last_check"),
         "CustomDomain": ("ownership_txt_token",),
     }

app/app/mail_sender.py

@@ -32,6 +32,7 @@ class SendRequest:
     rcpt_options: Dict = {}
     is_forward: bool = False
     ignore_smtp_errors: bool = False
+    retries: int = 0
 
     def to_bytes(self) -> bytes:
         if not config.SAVE_UNSENT_DIR:
@@ -67,6 +68,30 @@ class SendRequest:
             is_forward=decoded_data["is_forward"],
         )
 
+    def save_request_to_unsent_dir(self, prefix: str = "DeliveryFail"):
+        file_name = (
+            f"{prefix}-{int(time.time())}-{uuid.uuid4()}.{SendRequest.SAVE_EXTENSION}"
+        )
+        file_path = os.path.join(config.SAVE_UNSENT_DIR, file_name)
+        self.save_request_to_file(file_path)
+
+    @staticmethod
+    def save_request_to_failed_dir(self, prefix: str = "DeliveryRetryFail"):
+        file_name = (
+            f"{prefix}-{int(time.time())}-{uuid.uuid4()}.{SendRequest.SAVE_EXTENSION}"
+        )
+        dir_name = os.path.join(config.SAVE_UNSENT_DIR, "failed")
+        if not os.path.isdir(dir_name):
+            os.makedirs(dir_name)
+        file_path = os.path.join(dir_name, file_name)
+        self.save_request_to_file(file_path)
+
+    def save_request_to_file(self, file_path: str):
+        file_contents = self.to_bytes()
+        with open(file_path, "wb") as fd:
+            fd.write(file_contents)
+        LOG.i(f"Saved unsent message {file_path}")
+
 
 class MailSender:
     def __init__(self):
@@ -171,21 +196,9 @@ class MailSender:
                     f"Could not send message to smtp server {config.POSTFIX_SERVER}:{config.POSTFIX_PORT}"
                 )
                 if config.SAVE_UNSENT_DIR:
-                    self._save_request_to_unsent_dir(send_request)
+                    send_request.save_request_to_unsent_dir()
                 return False
 
-    def _save_request_to_unsent_dir(
-        self, send_request: SendRequest, prefix: str = "DeliveryFail"
-    ):
-        file_name = (
-            f"{prefix}-{int(time.time())}-{uuid.uuid4()}.{SendRequest.SAVE_EXTENSION}"
-        )
-        file_path = os.path.join(config.SAVE_UNSENT_DIR, file_name)
-        file_contents = send_request.to_bytes()
-        with open(file_path, "wb") as fd:
-            fd.write(file_contents)
-        LOG.i(f"Saved unsent message {file_path}")
-
 
 mail_sender = MailSender()
 
@@ -219,6 +232,7 @@ def load_unsent_mails_from_fs_and_resend():
         LOG.i(f"Trying to re-deliver email {filename}")
         try:
             send_request = SendRequest.load_from_file(full_file_path)
+            send_request.retries += 1
         except Exception as e:
             LOG.e(f"Cannot load {filename}. Error {e}")
             continue
@@ -230,6 +244,11 @@ def load_unsent_mails_from_fs_and_resend():
                     "DeliverUnsentEmail", {"delivered": "true"}
                 )
             else:
+                if send_request.retries > 2:
+                    os.unlink(full_file_path)
+                    send_request.save_request_to_failed_dir()
+                else:
+                    send_request.save_request_to_file(full_file_path)
                 newrelic.agent.record_custom_event(
                     "DeliverUnsentEmail", {"delivered": "false"}
                 )

app/app/models.py

@@ -445,7 +445,7 @@ class User(Base, ModelMixin, UserMixin, PasswordOracle):
     random_alias_suffix = sa.Column(
         sa.Integer,
         nullable=False,
-        default=AliasSuffixEnum.random_string.value,
+        default=AliasSuffixEnum.word.value,
         server_default=str(AliasSuffixEnum.random_string.value),
     )
 
@@ -514,9 +514,8 @@ class User(Base, ModelMixin, UserMixin, PasswordOracle):
         server_default=BlockBehaviourEnum.return_2xx.name,
     )
 
-    # to keep existing behavior, the server default is TRUE whereas for new user, the default value is FALSE
     include_header_email_header = sa.Column(
-        sa.Boolean, default=False, nullable=False, server_default="1"
+        sa.Boolean, default=True, nullable=False, server_default="1"
     )
 
     # bitwise flags. Allow for future expansion
@@ -673,6 +672,22 @@ class User(Base, ModelMixin, UserMixin, PasswordOracle):
 
         return None
 
+    def get_active_subscription_end(
+        self, include_partner_subscription: bool = True
+    ) -> Optional[arrow.Arrow]:
+        sub = self.get_active_subscription(
+            include_partner_subscription=include_partner_subscription
+        )
+        if isinstance(sub, Subscription):
+            return arrow.get(sub.next_bill_date)
+        if isinstance(sub, AppleSubscription):
+            return sub.expires_date
+        if isinstance(sub, ManualSubscription):
+            return sub.end_at
+        if isinstance(sub, CoinbaseSubscription):
+            return sub.end_at
+        return None
+
     # region Billing
     def lifetime_or_active_subscription(
         self, include_partner_subscription: bool = True
@@ -1000,6 +1015,10 @@ class User(Base, ModelMixin, UserMixin, PasswordOracle):
         if not self.is_premium():
             conditions.append(SLDomain.premium_only == False)  # noqa: E712
         partner_domain_cond = []  # noqa:E711
+        if self.default_alias_public_domain_id is not None:
+            partner_domain_cond.append(
+                SLDomain.id == self.default_alias_public_domain_id
+            )
         if alias_options.show_partner_domains is not None:
             partner_user = PartnerUser.filter_by(
                 user_id=self.id, partner_id=alias_options.show_partner_domains.id

app/app/subscription_webhook.py

@@ -0,0 +1,33 @@
+import requests
+from requests import RequestException
+
+from app import config
+from app.log import LOG
+from app.models import User
+
+
+def execute_subscription_webhook(user: User):
+    webhook_url = config.SUBSCRIPTION_CHANGE_WEBHOOK
+    if webhook_url is None:
+        return
+    subscription_end = user.get_active_subscription_end(
+        include_partner_subscription=False
+    )
+    sl_subscription_end = None
+    if subscription_end:
+        sl_subscription_end = subscription_end.timestamp
+    payload = {
+        "user_id": user.id,
+        "is_premium": user.is_premium(),
+        "active_subscription_end": sl_subscription_end,
+    }
+    try:
+        response = requests.post(webhook_url, json=payload, timeout=2)
+        if response.status_code == 200:
+            LOG.i("Sent request to subscription update webhook successfully")
+        else:
+            LOG.i(
+                f"Request to webhook failed with statue {response.status_code}: {response.text}"
+            )
+    except RequestException as e:
+        LOG.error(f"Subscription request exception: {e}")

app/email_handler.py

@@ -846,22 +846,23 @@ def forward_email_to_mailbox(
             f"""Email sent to {alias.email} from an invalid address and cannot be replied""",
         )
 
-    delete_all_headers_except(
+    headers_to_keep = [
-        msg,
+        headers.FROM,
-        [
+        headers.TO,
-            headers.FROM,
+        headers.CC,
-            headers.TO,
+        headers.SUBJECT,
-            headers.CC,
+        headers.DATE,
-            headers.SUBJECT,
+        # do not delete original message id
-            headers.DATE,
+        headers.MESSAGE_ID,
-            # do not delete original message id
+        # References and In-Reply-To are used for keeping the email thread
-            headers.MESSAGE_ID,
+        headers.REFERENCES,
-            # References and In-Reply-To are used for keeping the email thread
+        headers.IN_REPLY_TO,
-            headers.REFERENCES,
+        headers.LIST_UNSUBSCRIBE,
-            headers.IN_REPLY_TO,
+        headers.LIST_UNSUBSCRIBE_POST,
-        ]
+    ] + headers.MIME_HEADERS
-        + headers.MIME_HEADERS,
+    if user.include_header_email_header:
-    )
+        headers_to_keep.append(headers.AUTHENTICATION_RESULTS)
+    delete_all_headers_except(msg, headers_to_keep)
 
     # create PGP email if needed
     if mailbox.pgp_enabled() and user.is_premium() and not alias.disable_pgp:
@@ -898,6 +899,7 @@ def forward_email_to_mailbox(
     msg[headers.SL_EMAIL_LOG_ID] = str(email_log.id)
     if user.include_header_email_header:
         msg[headers.SL_ENVELOPE_FROM] = envelope.mail_from
+        msg[headers.SL_ORIGINAL_FROM] = contact.website_email
     # when an alias isn't in the To: header, there's no way for users to know what alias has received the email
     msg[headers.SL_ENVELOPE_TO] = alias.email
 

app/server.py

@@ -79,6 +79,7 @@ from app.config import (
     MEM_STORE_URI,
 )
 from app.dashboard.base import dashboard_bp
+from app.subscription_webhook import execute_subscription_webhook
 from app.db import Session
 from app.developer.base import developer_bp
 from app.discover.base import discover_bp
@@ -491,6 +492,7 @@ def setup_paddle_callback(app: Flask):
                 # in case user cancels a plan and subscribes a new plan
                 sub.cancelled = False
 
+            execute_subscription_webhook(user)
             LOG.d("User %s upgrades!", user)
 
             Session.commit()
@@ -509,6 +511,7 @@ def setup_paddle_callback(app: Flask):
                 ).date()
 
                 Session.commit()
+                execute_subscription_webhook(sub.user)
 
         elif request.form.get("alert_name") == "subscription_cancelled":
             subscription_id = request.form.get("subscription_id")
@@ -538,6 +541,7 @@ def setup_paddle_callback(app: Flask):
                         end_date=request.form.get("cancellation_effective_date"),
                     ),
                 )
+                execute_subscription_webhook(sub.user)
 
             else:
                 # user might have deleted their account
@@ -580,6 +584,7 @@ def setup_paddle_callback(app: Flask):
                 sub.cancelled = False
 
                 Session.commit()
+                execute_subscription_webhook(sub.user)
             else:
                 LOG.w(
                     f"update non-exist subscription {subscription_id}. {request.form}"
@@ -596,6 +601,7 @@ def setup_paddle_callback(app: Flask):
                 Subscription.delete(sub.id)
                 Session.commit()
                 LOG.e("%s requests a refund", user)
+                execute_subscription_webhook(sub.user)
 
         elif request.form.get("alert_name") == "subscription_payment_refunded":
             subscription_id = request.form.get("subscription_id")
@@ -629,6 +635,7 @@ def setup_paddle_callback(app: Flask):
                     LOG.e("Unknown plan_id %s", plan_id)
             else:
                 LOG.w("partial subscription_payment_refunded, not handled")
+            execute_subscription_webhook(sub.user)
 
         return "OK"
 
@@ -742,6 +749,7 @@ def handle_coinbase_event(event) -> bool:
                 coinbase_subscription=coinbase_subscription,
             ),
         )
+    execute_subscription_webhook(user)
 
     return True
 

app/templates/dashboard/setting.html

@@ -684,7 +684,8 @@
               SimpleLogin forwards emails to your mailbox from the <b>reverse-alias</b> and not from the <b>original</b>
               sender address.
               <br />
-              If this option is enabled, the original sender addresses is stored in the email header <b>X-SimpleLogin-Envelope-From</b>.
+              If this option is enabled, the original sender addresses is stored in the email header <b>X-SimpleLogin-Envelope-From</b>
+              and the original From header is stored in <b>X-SimpleLogin-Original-From<b>.
               You can choose to display this header in your email client.
               <br />
               As email headers aren't encrypted, your mailbox service can know the sender address via this header.

app/templates/footer.html

@@ -286,6 +286,7 @@
 
     },
     async mounted() {
+      Object.freeze(Object.prototype);
       let that = this;
       let res = await fetch(`/api/notifications?page=${that.page}`, {
         method: "GET",

app/tests/api/test_setting.py

@@ -17,7 +17,7 @@ def test_get_setting(flask_client):
         "notification": True,
         "random_alias_default_domain": "sl.local",
         "sender_format": "AT",
-        "random_alias_suffix": "random_string",
+        "random_alias_suffix": "word",
     }
 
 
@@ -95,11 +95,13 @@ def test_get_setting_domains_v2(flask_client):
 def test_update_settings_random_alias_suffix(flask_client):
     user = login(flask_client)
     # default random_alias_suffix is random_string
-    assert user.random_alias_suffix == AliasSuffixEnum.random_string.value
+    assert user.random_alias_suffix == AliasSuffixEnum.word.value
 
     r = flask_client.patch("/api/setting", json={"random_alias_suffix": "invalid"})
     assert r.status_code == 400
 
-    r = flask_client.patch("/api/setting", json={"random_alias_suffix": "word"})
+    r = flask_client.patch(
+        "/api/setting", json={"random_alias_suffix": "random_string"}
+    )
     assert r.status_code == 200
-    assert user.random_alias_suffix == AliasSuffixEnum.word.value
+    assert user.random_alias_suffix == AliasSuffixEnum.random_string.value

app/tests/dashboard/test_custom_alias.py

@@ -316,6 +316,10 @@ def test_add_alias_in_global_trash(flask_client):
 def test_add_alias_in_custom_domain_trash(flask_client):
     user = login(flask_client)
 
+    for deleted_domain in DomainDeletedAlias.all():
+        Session.delete(deleted_domain)
+    Session.flush()
+
     domain = random_domain()
     custom_domain = CustomDomain.create(
         user_id=user.id, domain=domain, ownership_verified=True, commit=True

app/tests/example_emls/replacement_on_forward_phase.eml

@@ -0,0 +1,65 @@
+Received: by mail-ed1-f49.google.com with SMTP id ej4so13657316edb.7
+        for <gmail@simplemail.fplante.fr>; Mon, 27 Jun 2022 08:48:15 -0700 (PDT)
+X-Gm-Message-State: AJIora8exR9DGeRFoKAtjzwLtUpH5hqx6Zt3tm8n4gUQQivGQ3fELjUV
+	yT7RQIfeW9Kv2atuOcgtmGYVU4iQ8VBeLmK1xvOYL4XpXfrT7ZrJNQ==
+Authentication-Results: mx.google.com;
+       dkim=pass header.i=@matera.eu header.s=fnt header.b=XahYMey7;
+       dkim=pass header.i=@sendgrid.info header.s=smtpapi header.b="QOCS/yjt";
+       spf=pass (google.com: domain of bounces+14445963-ab4e-csyndic.quartz=gmail.com@front-mail.matera.eu designates 168.245.4.42 as permitted sender) smtp.mailfrom="bounces+14445963-ab4e-csyndic.quartz=gmail.com@front-mail.matera.eu";
+       dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=matera.eu
+Received: from out.frontapp.com (unknown)
+	by geopod-ismtpd-3-0 (SG)
+	with ESMTP id d2gM2N7PT7W8d2-UEC4ESA
+	for <csyndic.quartz@gmail.com>;
+	Mon, 27 Jun 2022 15:48:11.014 +0000 (UTC)
+Content-Type: multipart/alternative;
+ boundary="----sinikael-?=_1-16563448907660.10629093370416887"
+In-Reply-To:
+ <imported@frontapp.com_81c5208b4cff8b0633f167fda4e6e8e8f63b7a9b>
+References:
+ <imported@frontapp.com_t:AssembléeGénérale2022-06-25T16:32:03+02:006b3cdade-982b-47cd-8114-6a037dfb7d60>
+ <imported@frontapp.com_f924cce139940c9935621f067d46443597394f34>
+ <imported@frontapp.com_t:Appeldefonds2022-06-26T10:04:55+02:00d89f5e23-6d98-4f01-95fa-b7c7544b7aa9>
+ <imported@frontapp.com_81c5208b4cff8b0633f167fda4e6e8e8f63b7a9b>
+ <af07e94a66ece6564ae30a2aaac7a34c@frontapp.com>
+From: {{ sender_address }}
+To: {{ recipient_address }}
+CC: {{ cc_address }}
+Subject: Something
+Message-ID: <af07e94a66ece6564ae30a2aaac7a34c@frontapp.com>
+X-Mailer: Front (1.0; +https://frontapp.com;
+ +msgid=af07e94a66ece6564ae30a2aaac7a34c@frontapp.com)
+X-Feedback-ID: 14445963:SG
+X-SG-EID:
+ =?us-ascii?Q?XtlxQDg5i3HqMzQY2Upg19JPZBVl1RybInUUL2yta9uBoIU4KU1FMJ5DjWrz6g?=
+ =?us-ascii?Q?fJUK5Qmneg2uc46gwp5BdHdp6Foaq5gg3xJriv3?=
+ =?us-ascii?Q?9OA=2FWRifeylU9O+ngdNbOKXoeJAkROmp2mCgw9x?=
+ =?us-ascii?Q?uud+EclOT9mYVtbZsydOLLm6Y2PPswQl8lnmiku?=
+ =?us-ascii?Q?DAhkG15HTz2FbWGWNDFb7VrSsN5ddjAscr6sIHw?=
+ =?us-ascii?Q?S48R5fnXmfhPbmlCgqFjr0FGphfuBdNAt6z6w8a?=
+ =?us-ascii?Q?o9u1EYDIX7zWHZ+Tr3eyw=3D=3D?=
+X-SG-ID:
+ =?us-ascii?Q?N2C25iY2uzGMFz6rgvQsb8raWjw0ZPf1VmjsCkspi=2FI9PhcvqXQTpKqqyZkvBe?=
+ =?us-ascii?Q?+2RscnQ4WPkA+BN1vYgz1rezTVIqgp+rlWrKk8o?=
+ =?us-ascii?Q?HoB5dzpX6HKWtWCVRi10zwlDN1+pJnySoIUrlaT?=
+ =?us-ascii?Q?PA2aqQKmMQbjTl0CUAFryR8hhHcxdS0cQowZSd7?=
+ =?us-ascii?Q?XNjJWLvCGF7ODwg=2FKr+4yRE8UvULS2nrdO2wWyQ?=
+ =?us-ascii?Q?AiFHdPdZsRlgNomEo=3D?=
+X-Spamd-Result: default: False [-2.00 / 13.00];
+	ARC_ALLOW(-1.00)[google.com:s=arc-20160816:i=1];
+	MIME_GOOD(-0.10)[multipart/alternative,text/plain];
+	REPLYTO_ADDR_EQ_FROM(0.00)[];
+	FORGED_RECIPIENTS_FORWARDING(0.00)[];
+	NEURAL_HAM(-0.00)[-0.981];
+	FREEMAIL_TO(0.00)[gmail.com];
+	RCVD_TLS_LAST(0.00)[];
+	FREEMAIL_ENVFROM(0.00)[gmail.com];
+	MIME_TRACE(0.00)[0:+,1:+,2:~];
+	RWL_MAILSPIKE_POSSIBLE(0.00)[209.85.208.49:from]
+
+------sinikael-?=_1-16563448907660.10629093370416887
+Content-Type: text/plain; charset=utf-8
+Content-Transfer-Encoding: quoted-printable
+
+From {{ sender_address }} To {{ recipient_address }}
+------sinikael-?=_1-16563448907660.10629093370416887--

app/tests/handler/test_preserved_headers.py

@@ -0,0 +1,39 @@
+from aiosmtpd.smtp import Envelope
+
+import email_handler
+from app.db import Session
+from app.email import headers, status
+from app.mail_sender import mail_sender
+from app.models import Alias
+from tests.utils import create_new_user, load_eml_file, random_email
+
+
+@mail_sender.store_emails_test_decorator
+def test_original_headers_from_preserved():
+    user = create_new_user()
+    alias = Alias.create_new_random(user)
+    Session.flush()
+    assert user.include_header_email_header
+    original_sender_address = random_email()
+    msg = load_eml_file(
+        "replacement_on_forward_phase.eml",
+        {
+            "sender_address": original_sender_address,
+            "recipient_address": alias.email,
+            "cc_address": random_email(),
+        },
+    )
+    envelope = Envelope()
+    envelope.mail_from = f"env.{original_sender_address}"
+    envelope.rcpt_tos = [alias.email]
+    result = email_handler.MailHandler()._handle(envelope, msg)
+    assert result == status.E200
+    send_requests = mail_sender.get_stored_emails()
+    assert len(send_requests) == 1
+    request = send_requests[0]
+    assert request.msg[headers.SL_ENVELOPE_FROM] == envelope.mail_from
+    assert request.msg[headers.SL_ORIGINAL_FROM] == original_sender_address
+    assert (
+        request.msg[headers.AUTHENTICATION_RESULTS]
+        == msg[headers.AUTHENTICATION_RESULTS]
+    )

app/tests/test_alias_suffixes.py

@@ -0,0 +1,152 @@
+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 init_app import add_sl_domains
+from tests.utils import create_new_user, random_token
+
+
+def setup_module():
+    Session.query(SLDomain).delete()
+    SLDomain.create(
+        domain="hidden", premium_only=False, flush=True, order=5, hidden=True
+    )
+    SLDomain.create(domain="free_non_partner", premium_only=False, flush=True, order=4)
+    SLDomain.create(
+        domain="premium_non_partner", premium_only=True, flush=True, order=3
+    )
+    SLDomain.create(
+        domain="free_partner",
+        premium_only=False,
+        flush=True,
+        partner_id=get_proton_partner().id,
+        order=2,
+    )
+    SLDomain.create(
+        domain="premium_partner",
+        premium_only=True,
+        flush=True,
+        partner_id=get_proton_partner().id,
+        order=1,
+    )
+    Session.commit()
+
+
+def teardown_module():
+    Session.query(SLDomain).delete()
+    add_sl_domains()
+
+
+def test_get_default_domain_even_if_is_not_allowed():
+    user = create_new_user()
+    PartnerUser.create(
+        partner_id=get_proton_partner().id,
+        user_id=user.id,
+        external_user_id=random_token(10),
+        flush=True,
+    )
+    user.trial_end = None
+    default_domain = SLDomain.filter_by(
+        hidden=False, partner_id=None, premium_only=False
+    ).first()
+    user.default_alias_public_domain_id = default_domain.id
+    Session.flush()
+    options = AliasOptions(
+        show_sl_domains=False, show_partner_domains=get_proton_partner()
+    )
+    suffixes = get_alias_suffixes(user, alias_options=options)
+    assert suffixes[0].domain == default_domain.domain
+
+
+def test_get_default_domain_hidden():
+    user = create_new_user()
+    PartnerUser.create(
+        partner_id=get_proton_partner().id,
+        user_id=user.id,
+        external_user_id=random_token(10),
+        flush=True,
+    )
+    user.trial_end = None
+    default_domain = SLDomain.filter_by(
+        hidden=True, partner_id=None, premium_only=False
+    ).first()
+    user.default_alias_public_domain_id = default_domain.id
+    Session.flush()
+    options = AliasOptions(
+        show_sl_domains=False, show_partner_domains=get_proton_partner()
+    )
+    suffixes = get_alias_suffixes(user, alias_options=options)
+    for suffix in suffixes:
+        domain = SLDomain.get_by(domain=suffix.domain)
+        assert not domain.hidden
+    assert suffixes[0].domain != default_domain.domain
+
+
+def test_get_default_domain_is_premium_for_free_user():
+    user = create_new_user()
+    PartnerUser.create(
+        partner_id=get_proton_partner().id,
+        user_id=user.id,
+        external_user_id=random_token(10),
+        flush=True,
+    )
+    user.trial_end = None
+    default_domain = SLDomain.filter_by(partner_id=None, premium_only=True).first()
+    user.default_alias_public_domain_id = default_domain.id
+    Session.flush()
+    options = AliasOptions(
+        show_sl_domains=False, show_partner_domains=get_proton_partner()
+    )
+    suffixes = get_alias_suffixes(user, alias_options=options)
+    for suffix in suffixes:
+        domain = SLDomain.get_by(domain=suffix.domain)
+        assert not domain.premium_only
+    assert suffixes[0].domain != default_domain.domain
+
+
+def test_suffixes_are_valid():
+    user = create_new_user()
+    PartnerUser.create(
+        partner_id=get_proton_partner().id,
+        user_id=user.id,
+        external_user_id=random_token(10),
+        flush=True,
+    )
+    CustomDomain.create(
+        user_id=user.id, domain=f"{random_token(10)}.com", verified=True
+    )
+    user.trial_end = None
+    Session.flush()
+    options = AliasOptions(
+        show_sl_domains=True, show_partner_domains=get_proton_partner()
+    )
+    alias_suffixes = get_alias_suffixes(user, alias_options=options)
+    valid_re = re.compile(r"^(\.[\w_]+)?@[\.\w]+$")
+    has_prefix = 0
+    for suffix in alias_suffixes:
+        match = valid_re.match(suffix.suffix)
+        assert match is not None
+        if len(match.groups()) >= 1:
+            has_prefix += 1
+    assert has_prefix > 0
+
+
+def test_get_default_domain_is_only_shown_once():
+    user = create_new_user()
+    default_domain = SLDomain.filter_by(hidden=False).order_by(SLDomain.order).first()
+    user.default_alias_public_domain_id = default_domain.id
+    Session.flush()
+    options = AliasOptions(
+        show_sl_domains=True, show_partner_domains=get_proton_partner()
+    )
+    suffixes = get_alias_suffixes(user, alias_options=options)
+    found_default = False
+    found_domains = set()
+    for suffix in suffixes:
+        assert suffix.domain not in found_domains
+        found_domains.add(suffix.domain)
+        if default_domain.domain == suffix.domain:
+            found_default = True
+    assert found_default

app/tests/test_alias_utils.py

@@ -16,6 +16,7 @@ from app.models import (
     Directory,
     DirectoryMailbox,
     User,
+    DomainDeletedAlias,
 )
 from tests.utils import create_new_user, random_domain, random_token
 
@@ -83,6 +84,11 @@ def get_auto_create_alias_tests(user: User) -> List:
         regex="ok-.*",
         flush=True,
     )
+    deleted_alias = f"deletedalias@{catchall.domain}"
+    Session.add(
+        DomainDeletedAlias(email=deleted_alias, domain_id=catchall.id, user_id=user.id)
+    )
+    Session.flush()
     dir_name = random_token()
     directory = Directory.create(name=dir_name, user_id=user.id, flush=True)
     DirectoryMailbox.create(
@@ -101,6 +107,7 @@ def get_auto_create_alias_tests(user: User) -> List:
         (f"{dir_name}+something@{ALIAS_DOMAINS[0]}", True),
         (f"{dir_name}#something@{ALIAS_DOMAINS[0]}", True),
         (f"{dir_name}/something@{ALIAS_DOMAINS[0]}", True),
+        (deleted_alias, False),
     ]
 
 

app/tests/test_domains.py

@@ -128,3 +128,74 @@ def test_get_premium_with_partner_domains():
     assert [d.domain for d in domains] == user.available_sl_domains(
         alias_options=options
     )
+
+
+def test_get_partner_and_free_default_domain():
+    user = create_new_user()
+    PartnerUser.create(
+        partner_id=get_proton_partner().id,
+        user_id=user.id,
+        external_user_id=random_token(10),
+        flush=True,
+    )
+    user.default_alias_public_domain_id = (
+        SLDomain.filter_by(partner_id=None, hidden=False).first().id
+    )
+    Session.flush()
+    options = AliasOptions(
+        show_sl_domains=False, show_partner_domains=get_proton_partner()
+    )
+    domains = user.get_sl_domains(alias_options=options)
+    assert len(domains) == 3
+    assert domains[0].domain == "premium_partner"
+    assert domains[1].domain == "free_partner"
+    assert domains[2].domain == "free_non_partner"
+    assert [d.domain for d in domains] == user.available_sl_domains(
+        alias_options=options
+    )
+
+
+def test_get_free_partner_and_premium_default_domain():
+    user = create_new_user()
+    user.trial_end = None
+    PartnerUser.create(
+        partner_id=get_proton_partner().id,
+        user_id=user.id,
+        external_user_id=random_token(10),
+        flush=True,
+    )
+    user.default_alias_public_domain_id = (
+        SLDomain.filter_by(partner_id=None, hidden=False, premium_only=True).first().id
+    )
+    Session.flush()
+    options = AliasOptions(
+        show_sl_domains=False, show_partner_domains=get_proton_partner()
+    )
+    domains = user.get_sl_domains(alias_options=options)
+    assert len(domains) == 1
+    assert domains[0].domain == "free_partner"
+    assert [d.domain for d in domains] == user.available_sl_domains(
+        alias_options=options
+    )
+
+
+def test_get_free_partner_and_hidden_default_domain():
+    user = create_new_user()
+    user.trial_end = None
+    PartnerUser.create(
+        partner_id=get_proton_partner().id,
+        user_id=user.id,
+        external_user_id=random_token(10),
+        flush=True,
+    )
+    user.default_alias_public_domain_id = SLDomain.filter_by(hidden=True).first().id
+    Session.flush()
+    options = AliasOptions(
+        show_sl_domains=False, show_partner_domains=get_proton_partner()
+    )
+    domains = user.get_sl_domains(alias_options=options)
+    assert len(domains) == 1
+    assert domains[0].domain == "free_partner"
+    assert [d.domain for d in domains] == user.available_sl_domains(
+        alias_options=options
+    )

app/tests/test_subscription_webhook.py

@@ -0,0 +1,113 @@
+import http.server
+import json
+import threading
+
+import arrow
+
+from app import config
+from app.models import (
+    Subscription,
+    AppleSubscription,
+    CoinbaseSubscription,
+    ManualSubscription,
+)
+from tests.utils import create_new_user, random_token
+
+from app.subscription_webhook import execute_subscription_webhook
+
+http_server = None
+last_http_request = None
+
+
+def setup_module():
+    global http_server
+    http_server = http.server.ThreadingHTTPServer(("", 0), HTTPTestServer)
+    print(http_server.server_port)
+    threading.Thread(target=http_server.serve_forever, daemon=True).start()
+    config.SUBSCRIPTION_CHANGE_WEBHOOK = f"http://localhost:{http_server.server_port}"
+
+
+def teardown_module():
+    global http_server
+    config.SUBSCRIPTION_CHANGE_WEBHOOK = None
+    http_server.shutdown()
+
+
+class HTTPTestServer(http.server.BaseHTTPRequestHandler):
+    def do_POST(self):
+        global last_http_request
+        content_len = int(self.headers.get("Content-Length"))
+        body_data = self.rfile.read(content_len)
+        last_http_request = json.loads(body_data)
+        self.send_response(200)
+
+
+def test_webhook_with_trial():
+    user = create_new_user()
+    execute_subscription_webhook(user)
+    assert last_http_request["user_id"] == user.id
+    assert last_http_request["is_premium"]
+    assert last_http_request["active_subscription_end"] is None
+
+
+def test_webhook_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_token(10),
+        event_time=arrow.now(),
+        next_bill_date=end_at.date(),
+        plan="yearly",
+        flush=True,
+    )
+    execute_subscription_webhook(user)
+    assert last_http_request["user_id"] == user.id
+    assert last_http_request["is_premium"]
+    assert last_http_request["active_subscription_end"] == end_at.timestamp
+
+
+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_token(10),
+        plan="yearly",
+        product_id="",
+        flush=True,
+    )
+    execute_subscription_webhook(user)
+    assert last_http_request["user_id"] == user.id
+    assert last_http_request["is_premium"]
+    assert last_http_request["active_subscription_end"] == end_at.timestamp
+
+
+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
+    )
+
+    execute_subscription_webhook(user)
+    assert last_http_request["user_id"] == user.id
+    assert last_http_request["is_premium"]
+    assert last_http_request["active_subscription_end"] == end_at.timestamp
+
+
+def test_webhook_with_manual_subscription():
+    user = create_new_user()
+    end_at = arrow.utcnow().shift(days=3).replace(hour=0, minute=0, second=0)
+    ManualSubscription.create(
+        user_id=user.id, end_at=end_at.date().strftime("%Y-%m-%d"), flush=True
+    )
+
+    execute_subscription_webhook(user)
+    assert last_http_request["user_id"] == user.id
+    assert last_http_request["is_premium"]
+    assert last_http_request["active_subscription_end"] == end_at.timestamp