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-rw-r--r--synapse/storage/_base.py62
-rw-r--r--synapse/storage/registration.py16
-rw-r--r--tests/rest/client/v2_alpha/test_register.py55
3 files changed, 121 insertions, 12 deletions
diff --git a/synapse/storage/_base.py b/synapse/storage/_base.py
index 983ce026e1..06d516c9e2 100644
--- a/synapse/storage/_base.py
+++ b/synapse/storage/_base.py
@@ -1,5 +1,7 @@
 # -*- coding: utf-8 -*-
 # Copyright 2014-2016 OpenMarket Ltd
+# Copyright 2017-2018 New Vector Ltd
+# Copyright 2019 The Matrix.org Foundation C.I.C.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -227,6 +229,8 @@ class SQLBaseStore(object):
         # A set of tables that are not safe to use native upserts in.
         self._unsafe_to_upsert_tables = set(UNIQUE_INDEX_BACKGROUND_UPDATES.keys())
 
+        self._account_validity = self.hs.config.account_validity
+
         # We add the user_directory_search table to the blacklist on SQLite
         # because the existing search table does not have an index, making it
         # unsafe to use native upserts.
@@ -243,6 +247,14 @@ class SQLBaseStore(object):
                 self._check_safe_to_upsert,
             )
 
+        if self._account_validity.enabled:
+            self._clock.call_later(
+                0.0,
+                run_as_background_process,
+                "account_validity_set_expiration_dates",
+                self._set_expiration_date_when_missing,
+            )
+
     @defer.inlineCallbacks
     def _check_safe_to_upsert(self):
         """
@@ -275,6 +287,56 @@ class SQLBaseStore(object):
                 self._check_safe_to_upsert,
             )
 
+    @defer.inlineCallbacks
+    def _set_expiration_date_when_missing(self):
+        """
+        Retrieves the list of registered users that don't have an expiration date, and
+        adds an expiration date for each of them.
+        """
+
+        def select_users_with_no_expiration_date_txn(txn):
+            """Retrieves the list of registered users with no expiration date from the
+            database.
+            """
+            sql = (
+                "SELECT users.name FROM users"
+                " LEFT JOIN account_validity ON (users.name = account_validity.user_id)"
+                " WHERE account_validity.user_id is NULL;"
+            )
+            txn.execute(sql, [])
+            return self.cursor_to_dict(txn)
+
+        res = yield self.runInteraction(
+            "get_users_with_no_expiration_date",
+            select_users_with_no_expiration_date_txn,
+        )
+
+        if res:
+            for user in res:
+                self.runInteraction(
+                    "set_expiration_date_for_user_background",
+                    self.set_expiration_date_for_user_txn,
+                    user["name"],
+                )
+
+    def set_expiration_date_for_user_txn(self, txn, user_id):
+        """Sets an expiration date to the account with the given user ID.
+
+        Args:
+             user_id (str): User ID to set an expiration date for.
+        """
+        now_ms = self._clock.time_msec()
+        expiration_ts = now_ms + self._account_validity.period
+        self._simple_insert_txn(
+            txn,
+            "account_validity",
+            values={
+                "user_id": user_id,
+                "expiration_ts_ms": expiration_ts,
+                "email_sent": False,
+            },
+        )
+
     def start_profiling(self):
         self._previous_loop_ts = self._clock.time_msec()
 
diff --git a/synapse/storage/registration.py b/synapse/storage/registration.py
index 03a06a83d6..4cf159ba81 100644
--- a/synapse/storage/registration.py
+++ b/synapse/storage/registration.py
@@ -1,5 +1,7 @@
 # -*- coding: utf-8 -*-
-# Copyright 2014 - 2016 OpenMarket Ltd
+# Copyright 2014-2016 OpenMarket Ltd
+# Copyright 2017-2018 New Vector Ltd
+# Copyright 2019 The Matrix.org Foundation C.I.C.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -725,17 +727,7 @@ class RegistrationStore(
             raise StoreError(400, "User ID already taken.", errcode=Codes.USER_IN_USE)
 
         if self._account_validity.enabled:
-            now_ms = self.clock.time_msec()
-            expiration_ts = now_ms + self._account_validity.period
-            self._simple_insert_txn(
-                txn,
-                "account_validity",
-                values={
-                    "user_id": user_id,
-                    "expiration_ts_ms": expiration_ts,
-                    "email_sent": False,
-                }
-            )
+            self.set_expiration_date_for_user_txn(txn, user_id)
 
         if token:
             # it's possible for this to get a conflict, but only for a single user
diff --git a/tests/rest/client/v2_alpha/test_register.py b/tests/rest/client/v2_alpha/test_register.py
index 65685883db..d4a1d4d50c 100644
--- a/tests/rest/client/v2_alpha/test_register.py
+++ b/tests/rest/client/v2_alpha/test_register.py
@@ -1,3 +1,20 @@
+# -*- coding: utf-8 -*-
+# Copyright 2014-2016 OpenMarket Ltd
+# Copyright 2017-2018 New Vector Ltd
+# Copyright 2019 The Matrix.org Foundation C.I.C.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 import datetime
 import json
 import os
@@ -409,3 +426,41 @@ class AccountValidityRenewalByEmailTestCase(unittest.HomeserverTestCase):
         self.assertEquals(channel.result["code"], b"200", channel.result)
 
         self.assertEqual(len(self.email_attempts), 1)
+
+
+class AccountValidityBackgroundJobTestCase(unittest.HomeserverTestCase):
+
+    servlets = [
+        synapse.rest.admin.register_servlets_for_client_rest_resource,
+    ]
+
+    def make_homeserver(self, reactor, clock):
+        self.validity_period = 10
+
+        config = self.default_config()
+
+        config["enable_registration"] = True
+        config["account_validity"] = {
+            "enabled": False,
+        }
+
+        self.hs = self.setup_test_homeserver(config=config)
+        self.hs.config.account_validity.period = self.validity_period
+
+        self.store = self.hs.get_datastore()
+
+        return self.hs
+
+    def test_background_job(self):
+        """
+        Tests whether the account validity startup background job does the right thing,
+        which is sticking an expiration date to every account that doesn't already have
+        one.
+        """
+        user_id = self.register_user("kermit", "user")
+
+        now_ms = self.hs.clock.time_msec()
+        self.get_success(self.store._set_expiration_date_when_missing())
+
+        res = self.get_success(self.store.get_expiration_ts_for_user(user_id))
+        self.assertEqual(res, now_ms + self.validity_period)