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Diffstat (limited to 'synapse/rest/client/v2_alpha/sync.py')
-rw-r--r--synapse/rest/client/v2_alpha/sync.py108
1 files changed, 58 insertions, 50 deletions
diff --git a/synapse/rest/client/v2_alpha/sync.py b/synapse/rest/client/v2_alpha/sync.py
index c98c5a3802..8fa68dd37f 100644
--- a/synapse/rest/client/v2_alpha/sync.py
+++ b/synapse/rest/client/v2_alpha/sync.py
@@ -18,10 +18,8 @@ import logging
 
 from canonicaljson import json
 
-from twisted.internet import defer
-
 from synapse.api.constants import PresenceState
-from synapse.api.errors import SynapseError
+from synapse.api.errors import Codes, StoreError, SynapseError
 from synapse.api.filtering import DEFAULT_FILTER_COLLECTION, FilterCollection
 from synapse.events.utils import (
     format_event_for_client_v2_without_room_id,
@@ -74,7 +72,7 @@ class SyncRestServlet(RestServlet):
     """
 
     PATTERNS = client_patterns("/sync$")
-    ALLOWED_PRESENCE = set(["online", "offline", "unavailable"])
+    ALLOWED_PRESENCE = {"online", "offline", "unavailable"}
 
     def __init__(self, hs):
         super(SyncRestServlet, self).__init__()
@@ -87,8 +85,7 @@ class SyncRestServlet(RestServlet):
         self._server_notices_sender = hs.get_server_notices_sender()
         self._event_serializer = hs.get_event_client_serializer()
 
-    @defer.inlineCallbacks
-    def on_GET(self, request):
+    async def on_GET(self, request):
         if b"from" in request.args:
             # /events used to use 'from', but /sync uses 'since'.
             # Lets be helpful and whine if we see a 'from'.
@@ -96,7 +93,7 @@ class SyncRestServlet(RestServlet):
                 400, "'from' is not a valid query parameter. Did you mean 'since'?"
             )
 
-        requester = yield self.auth.get_user_by_req(request, allow_guest=True)
+        requester = await self.auth.get_user_by_req(request, allow_guest=True)
         user = requester.user
         device_id = requester.device_id
 
@@ -112,32 +109,44 @@ class SyncRestServlet(RestServlet):
         full_state = parse_boolean(request, "full_state", default=False)
 
         logger.debug(
-            "/sync: user=%r, timeout=%r, since=%r,"
-            " set_presence=%r, filter_id=%r, device_id=%r"
-            % (user, timeout, since, set_presence, filter_id, device_id)
+            "/sync: user=%r, timeout=%r, since=%r, "
+            "set_presence=%r, filter_id=%r, device_id=%r",
+            user,
+            timeout,
+            since,
+            set_presence,
+            filter_id,
+            device_id,
         )
 
         request_key = (user, timeout, since, filter_id, full_state, device_id)
 
-        if filter_id:
-            if filter_id.startswith("{"):
-                try:
-                    filter_object = json.loads(filter_id)
-                    set_timeline_upper_limit(
-                        filter_object, self.hs.config.filter_timeline_limit
-                    )
-                except Exception:
-                    raise SynapseError(400, "Invalid filter JSON")
-                self.filtering.check_valid_filter(filter_object)
-                filter = FilterCollection(filter_object)
-            else:
-                filter = yield self.filtering.get_user_filter(user.localpart, filter_id)
+        if filter_id is None:
+            filter_collection = DEFAULT_FILTER_COLLECTION
+        elif filter_id.startswith("{"):
+            try:
+                filter_object = json.loads(filter_id)
+                set_timeline_upper_limit(
+                    filter_object, self.hs.config.filter_timeline_limit
+                )
+            except Exception:
+                raise SynapseError(400, "Invalid filter JSON")
+            self.filtering.check_valid_filter(filter_object)
+            filter_collection = FilterCollection(filter_object)
         else:
-            filter = DEFAULT_FILTER_COLLECTION
+            try:
+                filter_collection = await self.filtering.get_user_filter(
+                    user.localpart, filter_id
+                )
+            except StoreError as err:
+                if err.code != 404:
+                    raise
+                # fix up the description and errcode to be more useful
+                raise SynapseError(400, "No such filter", errcode=Codes.INVALID_PARAM)
 
         sync_config = SyncConfig(
             user=user,
-            filter_collection=filter,
+            filter_collection=filter_collection,
             is_guest=requester.is_guest,
             request_key=request_key,
             device_id=device_id,
@@ -149,20 +158,20 @@ class SyncRestServlet(RestServlet):
             since_token = None
 
         # send any outstanding server notices to the user.
-        yield self._server_notices_sender.on_user_syncing(user.to_string())
+        await self._server_notices_sender.on_user_syncing(user.to_string())
 
         affect_presence = set_presence != PresenceState.OFFLINE
 
         if affect_presence:
-            yield self.presence_handler.set_state(
+            await self.presence_handler.set_state(
                 user, {"presence": set_presence}, True
             )
 
-        context = yield self.presence_handler.user_syncing(
+        context = await self.presence_handler.user_syncing(
             user.to_string(), affect_presence=affect_presence
         )
         with context:
-            sync_result = yield self.sync_handler.wait_for_sync_for_user(
+            sync_result = await self.sync_handler.wait_for_sync_for_user(
                 sync_config,
                 since_token=since_token,
                 timeout=timeout,
@@ -170,14 +179,13 @@ class SyncRestServlet(RestServlet):
             )
 
         time_now = self.clock.time_msec()
-        response_content = yield self.encode_response(
-            time_now, sync_result, requester.access_token_id, filter
+        response_content = await self.encode_response(
+            time_now, sync_result, requester.access_token_id, filter_collection
         )
 
         return 200, response_content
 
-    @defer.inlineCallbacks
-    def encode_response(self, time_now, sync_result, access_token_id, filter):
+    async def encode_response(self, time_now, sync_result, access_token_id, filter):
         if filter.event_format == "client":
             event_formatter = format_event_for_client_v2_without_room_id
         elif filter.event_format == "federation":
@@ -185,7 +193,7 @@ class SyncRestServlet(RestServlet):
         else:
             raise Exception("Unknown event format %s" % (filter.event_format,))
 
-        joined = yield self.encode_joined(
+        joined = await self.encode_joined(
             sync_result.joined,
             time_now,
             access_token_id,
@@ -193,11 +201,11 @@ class SyncRestServlet(RestServlet):
             event_formatter,
         )
 
-        invited = yield self.encode_invited(
+        invited = await self.encode_invited(
             sync_result.invited, time_now, access_token_id, event_formatter
         )
 
-        archived = yield self.encode_archived(
+        archived = await self.encode_archived(
             sync_result.archived,
             time_now,
             access_token_id,
@@ -238,8 +246,9 @@ class SyncRestServlet(RestServlet):
             ]
         }
 
-    @defer.inlineCallbacks
-    def encode_joined(self, rooms, time_now, token_id, event_fields, event_formatter):
+    async def encode_joined(
+        self, rooms, time_now, token_id, event_fields, event_formatter
+    ):
         """
         Encode the joined rooms in a sync result
 
@@ -260,7 +269,7 @@ class SyncRestServlet(RestServlet):
         """
         joined = {}
         for room in rooms:
-            joined[room.room_id] = yield self.encode_room(
+            joined[room.room_id] = await self.encode_room(
                 room,
                 time_now,
                 token_id,
@@ -271,8 +280,7 @@ class SyncRestServlet(RestServlet):
 
         return joined
 
-    @defer.inlineCallbacks
-    def encode_invited(self, rooms, time_now, token_id, event_formatter):
+    async def encode_invited(self, rooms, time_now, token_id, event_formatter):
         """
         Encode the invited rooms in a sync result
 
@@ -292,7 +300,7 @@ class SyncRestServlet(RestServlet):
         """
         invited = {}
         for room in rooms:
-            invite = yield self._event_serializer.serialize_event(
+            invite = await self._event_serializer.serialize_event(
                 room.invite,
                 time_now,
                 token_id=token_id,
@@ -307,8 +315,9 @@ class SyncRestServlet(RestServlet):
 
         return invited
 
-    @defer.inlineCallbacks
-    def encode_archived(self, rooms, time_now, token_id, event_fields, event_formatter):
+    async def encode_archived(
+        self, rooms, time_now, token_id, event_fields, event_formatter
+    ):
         """
         Encode the archived rooms in a sync result
 
@@ -329,7 +338,7 @@ class SyncRestServlet(RestServlet):
         """
         joined = {}
         for room in rooms:
-            joined[room.room_id] = yield self.encode_room(
+            joined[room.room_id] = await self.encode_room(
                 room,
                 time_now,
                 token_id,
@@ -340,8 +349,7 @@ class SyncRestServlet(RestServlet):
 
         return joined
 
-    @defer.inlineCallbacks
-    def encode_room(
+    async def encode_room(
         self, room, time_now, token_id, joined, only_fields, event_formatter
     ):
         """
@@ -382,15 +390,15 @@ class SyncRestServlet(RestServlet):
             # We've had bug reports that events were coming down under the
             # wrong room.
             if event.room_id != room.room_id:
-                logger.warn(
+                logger.warning(
                     "Event %r is under room %r instead of %r",
                     event.event_id,
                     room.room_id,
                     event.room_id,
                 )
 
-        serialized_state = yield serialize(state_events)
-        serialized_timeline = yield serialize(timeline_events)
+        serialized_state = await serialize(state_events)
+        serialized_timeline = await serialize(timeline_events)
 
         account_data = room.account_data