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Merge pull request #2266 from matrix-org/erikj/host_in_room

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Change is_host_joined to use current_state table
This commit is contained in:
Erik Johnston 2017-06-12 09:49:51 +01:00 committed by GitHub
commit a837765e8c
5 changed files with 31 additions and 55 deletions
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13
synapse/api/auth.py
View file

@ -144,17 +144,8 @@ class Auth(object):
@defer.inlineCallbacks
def check_host_in_room(self, room_id, host):
with Measure(self.clock, "check_host_in_room"):
latest_event_ids = yield self.store.get_latest_event_ids_in_room(room_id)
logger.debug("calling resolve_state_groups from check_host_in_room")
entry = yield self.state.resolve_state_groups(
room_id, latest_event_ids
)
ret = yield self.store.is_host_joined(
room_id, host, entry.state_group, entry.state
)
defer.returnValue(ret)
latest_event_ids = yield self.store.is_host_joined(room_id, host)
defer.returnValue(latest_event_ids)
def _check_joined_room(self, member, user_id, room_id):
if not member or member.membership != Membership.JOIN:

6
synapse/handlers/user_directory.py
View file

@ -151,7 +151,7 @@ class UserDirectoyHandler(object):
def _handle_intial_room(self, room_id):
"""Called when we initially fill out user_directory one room at a time
"""
is_in_room = yield self.state.get_is_host_in_room(room_id, self.server_name)
is_in_room = yield self.store.is_host_joined(room_id, self.server_name)
if not is_in_room:
return
@ -209,7 +209,7 @@ class UserDirectoyHandler(object):
if not change:
# Need to check if the server left the room entirely, if so
# we might need to remove all the users in that room
is_in_room = yield self.state.get_is_host_in_room(
is_in_room = yield self.store.is_host_joined(
room_id, self.server_name,
)
if not is_in_room:
@ -346,7 +346,7 @@ class UserDirectoyHandler(object):
if not update_user_in_public and not update_user_dir:
break
is_in_room = yield self.state.get_is_host_in_room(
is_in_room = yield self.store.is_host_joined(
j_room_id, self.server_name,
)

1
synapse/replication/slave/storage/events.py
View file

@ -154,7 +154,6 @@ class SlavedEventStore(BaseSlavedStore):
DataStore.get_room_events_stream_for_rooms.__func__
)
is_host_joined = DataStore.is_host_joined.__func__
_is_host_joined = RoomMemberStore.__dict__["_is_host_joined"]
get_stream_token_for_event = DataStore.get_stream_token_for_event.__func__
_set_before_and_after = staticmethod(DataStore._set_before_and_after)

11
synapse/state.py
View file

@ -182,17 +182,6 @@ class StateHandler(object):
joined_hosts = yield self.store.get_joined_hosts(room_id, entry)
defer.returnValue(joined_hosts)
@defer.inlineCallbacks
def get_is_host_in_room(self, room_id, host, latest_event_ids=None):
if not latest_event_ids:
latest_event_ids = yield self.store.get_latest_event_ids_in_room(room_id)
logger.debug("calling resolve_state_groups from get_is_host_in_room")
entry = yield self.resolve_state_groups(room_id, latest_event_ids)
is_host_joined = yield self.store.is_host_joined(
room_id, host, entry.state_id, entry.state
)
defer.returnValue(is_host_joined)
@defer.inlineCallbacks
def compute_event_context(self, event, old_state=None):
"""Build an EventContext structure for the event.

55
synapse/storage/roommember.py
View file

@ -501,40 +501,37 @@ class RoomMemberStore(SQLBaseStore):
defer.returnValue(users_in_room)
def is_host_joined(self, room_id, host, state_group, state_ids):
if not state_group:
# If state_group is None it means it has yet to be assigned a
# state group, i.e. we need to make sure that calls with a state_group
# of None don't hit previous cached calls with a None state_group.
# To do this we set the state_group to a new object as object() != object()
state_group = object()
@defer.inlineCallbacks
def is_host_joined(self, room_id, host):
if '%' in host or '_' in host:
raise Exception("Invalid host name")
return self._is_host_joined(
room_id, host, state_group, state_ids
)
sql = """
SELECT state_key FROM current_state_events AS c
INNER JOIN room_memberships USING (event_id)
WHERE membership = 'join'
AND type = 'm.room.member'
AND c.room_id = ?
AND state_key LIKE ?
LIMIT 1
"""
@cachedInlineCallbacks(num_args=3)
def _is_host_joined(self, room_id, host, state_group, current_state_ids):
# We don't use `state_group`, its there so that we can cache based
# on it. However, its important that its never None, since two current_state's
# with a state_group of None are likely to be different.
# See bulk_get_push_rules_for_room for how we work around this.
assert state_group is not None
# We do need to be careful to ensure that host doesn't have any wild cards
# in it, but we checked above for known ones and we'll check below that
# the returned user actually has the correct domain.
like_clause = "%:" + host
for (etype, state_key), event_id in current_state_ids.items():
if etype == EventTypes.Member:
try:
if get_domain_from_id(state_key) != host:
continue
except:
logger.warn("state_key not user_id: %s", state_key)
continue
rows = yield self._execute("is_host_joined", None, sql, room_id, like_clause)
event = yield self.get_event(event_id, allow_none=True)
if event and event.content["membership"] == Membership.JOIN:
defer.returnValue(True)
if not rows:
defer.returnValue(False)
defer.returnValue(False)
user_id = rows[0][0]
if get_domain_from_id(user_id) != host:
# This can only happen if the host name has something funky in it
raise Exception("Invalid host name")
defer.returnValue(True)
def get_joined_hosts(self, room_id, state_entry):
state_group = state_entry.state_group