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authorDavid Baker <dave@matrix.org>2018-05-09 14:54:28 +0100
committerDavid Baker <dave@matrix.org>2018-05-09 14:54:28 +0100
commit7e8726b8fb297f255ed1fd78f8e3be1d7f21dcc7 (patch)
tree738d19f4e4933ee761d2f3e6636b3c5940348c19 /synapse/handlers
parentPart user from rooms on account deactivate (diff)
downloadsynapse-7e8726b8fb297f255ed1fd78f8e3be1d7f21dcc7.tar.xz
Part deactivated users in the background
One room at a time so we don't take out the whole server with leave
events, and restart at server restart.
Diffstat (limited to 'synapse/handlers')
-rw-r--r--synapse/handlers/deactivate_account.py35
1 files changed, 34 insertions, 1 deletions
diff --git a/synapse/handlers/deactivate_account.py b/synapse/handlers/deactivate_account.py
index 387620c9c6..5bb6c11e8f 100644
--- a/synapse/handlers/deactivate_account.py
+++ b/synapse/handlers/deactivate_account.py
@@ -12,10 +12,11 @@
 # 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.
-from twisted.internet import defer
+from twisted.internet import defer, reactor
 
 from ._base import BaseHandler
 from synapse.types import UserID, create_requester
+from synapse.util.logcontext import run_in_background
 
 import logging
 
@@ -30,6 +31,10 @@ class DeactivateAccountHandler(BaseHandler):
         self._device_handler = hs.get_device_handler()
         self._room_member_handler = hs.get_room_member_handler()
 
+        self._user_parter_running = False
+
+        reactor.callWhenRunning(self.start_user_parting)
+
     @defer.inlineCallbacks
     def deactivate_account(self, user_id):
         """Deactivate a user's account
@@ -53,10 +58,38 @@ class DeactivateAccountHandler(BaseHandler):
         yield self.store.user_delete_threepids(user_id)
         yield self.store.user_set_password_hash(user_id, None)
 
+        yield self.store.add_user_pending_deactivation(user_id)
+
+        self.start_user_parting()
+
+    def start_user_parting(self):
+       if not self._user_parter_running:
+            run_in_background(self.user_parter_loop())
+
+    @defer.inlineCallbacks
+    def user_parter_loop(self):
+        self._user_parter_running = True
+        logger.info("Starting user parter")
+        try:
+            while True:
+                user_id = yield self.store.get_user_pending_deactivation()
+                if user_id is None:
+                    break
+                logger.info("User parter parting %r", user_id)
+                yield self.part_user(user_id)
+                yield self.store.del_user_pending_deactivation(user_id)
+                logger.info("User parter finished parting %r", user_id)
+            logger.info("User parter finished: stopping")
+        finally:
+            self._user_parter_running = False
+
+    @defer.inlineCallbacks
+    def part_user(self, user_id):
         user = UserID.from_string(user_id)
 
         rooms_for_user = yield self.store.get_rooms_for_user(user_id)
         for room_id in rooms_for_user:
+            logger.info("User parter parting %r from %r", user_id, room_id)
             yield self._room_member_handler.update_membership(
                 create_requester(user),
                 user,