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-rw-r--r--synapse/handlers/federation.py8
-rw-r--r--synapse/handlers/profile.py31
-rw-r--r--synapse/handlers/register.py3
-rw-r--r--synapse/handlers/room_member.py1
-rw-r--r--synapse/handlers/sync.py9
-rw-r--r--synapse/handlers/user_directory.py4
6 files changed, 43 insertions, 13 deletions
diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 3dd107a285..3fa7a98445 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -291,8 +291,9 @@ class FederationHandler(BaseHandler):
                             ev_ids, get_prev_content=False, check_redacted=False
                         )
 
+                    room_version = yield self.store.get_room_version(pdu.room_id)
                     state_map = yield resolve_events_with_factory(
-                        state_groups, {pdu.event_id: pdu}, fetch
+                        room_version, state_groups, {pdu.event_id: pdu}, fetch
                     )
 
                     state = (yield self.store.get_events(state_map.values())).values()
@@ -1828,7 +1829,10 @@ class FederationHandler(BaseHandler):
                     (d.type, d.state_key): d for d in different_events if d
                 })
 
-                new_state = self.state_handler.resolve_events(
+                room_version = yield self.store.get_room_version(event.room_id)
+
+                new_state = yield self.state_handler.resolve_events(
+                    room_version,
                     [list(local_view.values()), list(remote_view.values())],
                     event
                 )
diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
index 9af2e8f869..75b8b7ce6a 100644
--- a/synapse/handlers/profile.py
+++ b/synapse/handlers/profile.py
@@ -32,12 +32,16 @@ from ._base import BaseHandler
 logger = logging.getLogger(__name__)
 
 
-class ProfileHandler(BaseHandler):
-    PROFILE_UPDATE_MS = 60 * 1000
-    PROFILE_UPDATE_EVERY_MS = 24 * 60 * 60 * 1000
+class BaseProfileHandler(BaseHandler):
+    """Handles fetching and updating user profile information.
+
+    BaseProfileHandler can be instantiated directly on workers and will
+    delegate to master when necessary. The master process should use the
+    subclass MasterProfileHandler
+    """
 
     def __init__(self, hs):
-        super(ProfileHandler, self).__init__(hs)
+        super(BaseProfileHandler, self).__init__(hs)
 
         self.federation = hs.get_federation_client()
         hs.get_federation_registry().register_query_handler(
@@ -46,11 +50,6 @@ class ProfileHandler(BaseHandler):
 
         self.user_directory_handler = hs.get_user_directory_handler()
 
-        if hs.config.worker_app is None:
-            self.clock.looping_call(
-                self._start_update_remote_profile_cache, self.PROFILE_UPDATE_MS,
-            )
-
     @defer.inlineCallbacks
     def get_profile(self, user_id):
         target_user = UserID.from_string(user_id)
@@ -282,6 +281,20 @@ class ProfileHandler(BaseHandler):
                     room_id, str(e.message)
                 )
 
+
+class MasterProfileHandler(BaseProfileHandler):
+    PROFILE_UPDATE_MS = 60 * 1000
+    PROFILE_UPDATE_EVERY_MS = 24 * 60 * 60 * 1000
+
+    def __init__(self, hs):
+        super(MasterProfileHandler, self).__init__(hs)
+
+        assert hs.config.worker_app is None
+
+        self.clock.looping_call(
+            self._start_update_remote_profile_cache, self.PROFILE_UPDATE_MS,
+        )
+
     def _start_update_remote_profile_cache(self):
         return run_as_background_process(
             "Update remote profile", self._update_remote_profile_cache,
diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py
index f03ee1476b..1e53f2c635 100644
--- a/synapse/handlers/register.py
+++ b/synapse/handlers/register.py
@@ -125,6 +125,7 @@ class RegistrationHandler(BaseHandler):
         guest_access_token=None,
         make_guest=False,
         admin=False,
+        threepid=None,
     ):
         """Registers a new client on the server.
 
@@ -145,7 +146,7 @@ class RegistrationHandler(BaseHandler):
             RegistrationError if there was a problem registering.
         """
 
-        yield self.auth.check_auth_blocking()
+        yield self.auth.check_auth_blocking(threepid=threepid)
         password_hash = None
         if password:
             password_hash = yield self.auth_handler().hash(password)
diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py
index fb94b5d7d4..f643619047 100644
--- a/synapse/handlers/room_member.py
+++ b/synapse/handlers/room_member.py
@@ -344,6 +344,7 @@ class RoomMemberHandler(object):
         latest_event_ids = (
             event_id for (event_id, _, _) in prev_events_and_hashes
         )
+
         current_state_ids = yield self.state_handler.get_current_state_ids(
             room_id, latest_event_ids=latest_event_ids,
         )
diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py
index 648debc8aa..ef20c2296c 100644
--- a/synapse/handlers/sync.py
+++ b/synapse/handlers/sync.py
@@ -745,9 +745,16 @@ class SyncHandler(object):
                 state_ids = {}
                 if lazy_load_members:
                     if types:
+                        # We're returning an incremental sync, with no "gap" since
+                        # the previous sync, so normally there would be no state to return
+                        # But we're lazy-loading, so the client might need some more
+                        # member events to understand the events in this timeline.
+                        # So we fish out all the member events corresponding to the
+                        # timeline here, and then dedupe any redundant ones below.
+
                         state_ids = yield self.store.get_state_ids_for_event(
                             batch.events[0].event_id, types=types,
-                            filtered_types=filtered_types,
+                            filtered_types=None,  # we only want members!
                         )
 
             if lazy_load_members and not include_redundant_members:
diff --git a/synapse/handlers/user_directory.py b/synapse/handlers/user_directory.py
index 37dda64587..d8413d6aa7 100644
--- a/synapse/handlers/user_directory.py
+++ b/synapse/handlers/user_directory.py
@@ -119,6 +119,8 @@ class UserDirectoryHandler(object):
         """Called to update index of our local user profiles when they change
         irrespective of any rooms the user may be in.
         """
+        # FIXME(#3714): We should probably do this in the same worker as all
+        # the other changes.
         yield self.store.update_profile_in_user_dir(
             user_id, profile.display_name, profile.avatar_url, None,
         )
@@ -127,6 +129,8 @@ class UserDirectoryHandler(object):
     def handle_user_deactivated(self, user_id):
         """Called when a user ID is deactivated
         """
+        # FIXME(#3714): We should probably do this in the same worker as all
+        # the other changes.
         yield self.store.remove_from_user_dir(user_id)
         yield self.store.remove_from_user_in_public_room(user_id)