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-rw-r--r--synapse/handlers/room_member.py75
1 files changed, 41 insertions, 34 deletions
diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py
index ef2fa6bb6f..9c0fdeca15 100644
--- a/synapse/handlers/room_member.py
+++ b/synapse/handlers/room_member.py
@@ -32,6 +32,7 @@ from synapse.event_auth import get_named_level, get_power_level_event
 from synapse.events import EventBase
 from synapse.events.snapshot import EventContext
 from synapse.handlers.profile import MAX_AVATAR_URL_LEN, MAX_DISPLAYNAME_LEN
+from synapse.logging import opentracing
 from synapse.module_api import NOT_SPAM
 from synapse.storage.state import StateFilter
 from synapse.types import (
@@ -178,7 +179,7 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
         """Try and join a room that this server is not in
 
         Args:
-            requester
+            requester: The user making the request, according to the access token.
             remote_room_hosts: List of servers that can be used to join via.
             room_id: Room that we are trying to join
             user: User who is trying to join
@@ -430,14 +431,14 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
                 await self._join_rate_per_room_limiter.ratelimit(
                     requester, key=room_id, update=False
                 )
-
-        result_event = await self.event_creation_handler.handle_new_client_event(
-            requester,
-            event,
-            context,
-            extra_users=[target],
-            ratelimit=ratelimit,
-        )
+        with opentracing.start_active_span("handle_new_client_event"):
+            result_event = await self.event_creation_handler.handle_new_client_event(
+                requester,
+                event,
+                context,
+                extra_users=[target],
+                ratelimit=ratelimit,
+            )
 
         if event.membership == Membership.LEAVE:
             if prev_member_event_id:
@@ -566,25 +567,26 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
         # by application services), and then by room ID.
         async with self.member_as_limiter.queue(as_id):
             async with self.member_linearizer.queue(key):
-                result = await self.update_membership_locked(
-                    requester,
-                    target,
-                    room_id,
-                    action,
-                    txn_id=txn_id,
-                    remote_room_hosts=remote_room_hosts,
-                    third_party_signed=third_party_signed,
-                    ratelimit=ratelimit,
-                    content=content,
-                    new_room=new_room,
-                    require_consent=require_consent,
-                    outlier=outlier,
-                    historical=historical,
-                    allow_no_prev_events=allow_no_prev_events,
-                    prev_event_ids=prev_event_ids,
-                    state_event_ids=state_event_ids,
-                    depth=depth,
-                )
+                with opentracing.start_active_span("update_membership_locked"):
+                    result = await self.update_membership_locked(
+                        requester,
+                        target,
+                        room_id,
+                        action,
+                        txn_id=txn_id,
+                        remote_room_hosts=remote_room_hosts,
+                        third_party_signed=third_party_signed,
+                        ratelimit=ratelimit,
+                        content=content,
+                        new_room=new_room,
+                        require_consent=require_consent,
+                        outlier=outlier,
+                        historical=historical,
+                        allow_no_prev_events=allow_no_prev_events,
+                        prev_event_ids=prev_event_ids,
+                        state_event_ids=state_event_ids,
+                        depth=depth,
+                    )
 
         return result
 
@@ -651,6 +653,7 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
         Returns:
             A tuple of the new event ID and stream ID.
         """
+
         content_specified = bool(content)
         if content is None:
             content = {}
@@ -688,7 +691,7 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
                 errcode=Codes.BAD_JSON,
             )
 
-        if "avatar_url" in content:
+        if "avatar_url" in content and content.get("avatar_url") is not None:
             if not await self.profile_handler.check_avatar_size_and_mime_type(
                 content["avatar_url"],
             ):
@@ -743,7 +746,7 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
                 is_requester_admin = True
 
             else:
-                is_requester_admin = await self.auth.is_server_admin(requester.user)
+                is_requester_admin = await self.auth.is_server_admin(requester)
 
             if not is_requester_admin:
                 if self.config.server.block_non_admin_invites:
@@ -878,7 +881,7 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
                 bypass_spam_checker = True
 
             else:
-                bypass_spam_checker = await self.auth.is_server_admin(requester.user)
+                bypass_spam_checker = await self.auth.is_server_admin(requester)
 
             inviter = await self._get_inviter(target.to_string(), room_id)
             if (
@@ -1438,7 +1441,7 @@ class RoomMemberHandler(metaclass=abc.ABCMeta):
             ShadowBanError if the requester has been shadow-banned.
         """
         if self.config.server.block_non_admin_invites:
-            is_requester_admin = await self.auth.is_server_admin(requester.user)
+            is_requester_admin = await self.auth.is_server_admin(requester)
             if not is_requester_admin:
                 raise SynapseError(
                     403, "Invites have been disabled on this server", Codes.FORBIDDEN
@@ -1710,14 +1713,18 @@ class RoomMemberMasterHandler(RoomMemberHandler):
         ]
 
         if len(remote_room_hosts) == 0:
-            raise SynapseError(404, "No known servers")
+            raise SynapseError(
+                404,
+                "Can't join remote room because no servers "
+                "that are in the room have been provided.",
+            )
 
         check_complexity = self.hs.config.server.limit_remote_rooms.enabled
         if (
             check_complexity
             and self.hs.config.server.limit_remote_rooms.admins_can_join
         ):
-            check_complexity = not await self.auth.is_server_admin(user)
+            check_complexity = not await self.store.is_server_admin(user)
 
         if check_complexity:
             # Fetch the room complexity