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-rw-r--r--synapse/api/auth.py10
-rw-r--r--synapse/rest/client/v2_alpha/account_validity.py2
-rw-r--r--tests/rest/client/v2_alpha/test_register.py35
3 files changed, 44 insertions, 3 deletions
diff --git a/synapse/api/auth.py b/synapse/api/auth.py
index 0c6c93a87b..e24d942553 100644
--- a/synapse/api/auth.py
+++ b/synapse/api/auth.py
@@ -184,7 +184,13 @@ class Auth(object):
         return event_auth.get_public_keys(invite_event)
 
     @defer.inlineCallbacks
-    def get_user_by_req(self, request, allow_guest=False, rights="access"):
+    def get_user_by_req(
+        self,
+        request,
+        allow_guest=False,
+        rights="access",
+        allow_expired=False,
+    ):
         """ Get a registered user's ID.
 
         Args:
@@ -229,7 +235,7 @@ class Auth(object):
             is_guest = user_info["is_guest"]
 
             # Deny the request if the user account has expired.
-            if self._account_validity.enabled:
+            if self._account_validity.enabled and not allow_expired:
                 user_id = user.to_string()
                 expiration_ts = yield self.store.get_expiration_ts_for_user(user_id)
                 if expiration_ts is not None and self.clock.time_msec() >= expiration_ts:
diff --git a/synapse/rest/client/v2_alpha/account_validity.py b/synapse/rest/client/v2_alpha/account_validity.py
index fc8dbeb617..9bc1e208ca 100644
--- a/synapse/rest/client/v2_alpha/account_validity.py
+++ b/synapse/rest/client/v2_alpha/account_validity.py
@@ -79,7 +79,7 @@ class AccountValiditySendMailServlet(RestServlet):
         if not self.account_validity.renew_by_email_enabled:
             raise AuthError(403, "Account renewal via email is disabled on this server.")
 
-        requester = yield self.auth.get_user_by_req(request)
+        requester = yield self.auth.get_user_by_req(request, allow_expired=True)
         user_id = requester.user.to_string()
         yield self.account_activity_handler.send_renewal_email_to_user(user_id)
 
diff --git a/tests/rest/client/v2_alpha/test_register.py b/tests/rest/client/v2_alpha/test_register.py
index d4a1d4d50c..77a2923af6 100644
--- a/tests/rest/client/v2_alpha/test_register.py
+++ b/tests/rest/client/v2_alpha/test_register.py
@@ -427,6 +427,41 @@ class AccountValidityRenewalByEmailTestCase(unittest.HomeserverTestCase):
 
         self.assertEqual(len(self.email_attempts), 1)
 
+    def test_manual_email_send_expired_account(self):
+        user_id = self.register_user("kermit", "monkey")
+        tok = self.login("kermit", "monkey")
+
+        # We need to manually add an email address otherwise the handler will do
+        # nothing.
+        now = self.hs.clock.time_msec()
+        self.get_success(
+            self.store.user_add_threepid(
+                user_id=user_id,
+                medium="email",
+                address="kermit@example.com",
+                validated_at=now,
+                added_at=now,
+            )
+        )
+
+        # Make the account expire.
+        self.reactor.advance(datetime.timedelta(days=8).total_seconds())
+
+        # Ignore all emails sent by the automatic background task and only focus on the
+        # ones sent manually.
+        self.email_attempts = []
+
+        # Test that we're still able to manually trigger a mail to be sent.
+        request, channel = self.make_request(
+            b"POST",
+            "/_matrix/client/unstable/account_validity/send_mail",
+            access_token=tok,
+        )
+        self.render(request)
+        self.assertEquals(channel.result["code"], b"200", channel.result)
+
+        self.assertEqual(len(self.email_attempts), 1)
+
 
 class AccountValidityBackgroundJobTestCase(unittest.HomeserverTestCase):