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Merge remote-tracking branch 'origin/develop' into rav/refactor_parse_row

pull/4954/head
Richard van der Hoff 2019-03-28 13:45:14 +00:00
parent a65763a5d6 4eeb2c2f07
commit d035d62f6b
3 changed files with 336 additions and 380 deletions
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changelog.d/4959.misc Normal file
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@ -0,0 +1 @@
Run `black` to clean up formatting on `synapse/storage/roommember.py` and `synapse/storage/events.py`.

478
synapse/storage/events.py
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139
synapse/storage/roommember.py
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@ -35,28 +35,22 @@ logger = logging.getLogger(__name__)
RoomsForUser = namedtuple(
"RoomsForUser",
("room_id", "sender", "membership", "event_id", "stream_ordering")
"RoomsForUser", ("room_id", "sender", "membership", "event_id", "stream_ordering")
)
GetRoomsForUserWithStreamOrdering = namedtuple(
"_GetRoomsForUserWithStreamOrdering",
("room_id", "stream_ordering",)
"_GetRoomsForUserWithStreamOrdering", ("room_id", "stream_ordering")
)
# We store this using a namedtuple so that we save about 3x space over using a
# dict.
ProfileInfo = namedtuple(
"ProfileInfo", ("avatar_url", "display_name")
)
ProfileInfo = namedtuple("ProfileInfo", ("avatar_url", "display_name"))
# "members" points to a truncated list of (user_id, event_id) tuples for users of
# a given membership type, suitable for use in calculating heroes for a room.
# "count" points to the total numberr of users of a given membership type.
MemberSummary = namedtuple(
"MemberSummary", ("members", "count")
)
MemberSummary = namedtuple("MemberSummary", ("members", "count"))
_MEMBERSHIP_PROFILE_UPDATE_NAME = "room_membership_profile_update"
@ -67,7 +61,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
"""Returns the set of all hosts currently in the room
"""
user_ids = yield self.get_users_in_room(
room_id, on_invalidate=cache_context.invalidate,
room_id, on_invalidate=cache_context.invalidate
)
hosts = frozenset(get_domain_from_id(user_id) for user_id in user_ids)
defer.returnValue(hosts)
@ -84,8 +78,9 @@ class RoomMemberWorkerStore(EventsWorkerStore):
" WHERE c.type = 'm.room.member' AND c.room_id = ? AND m.membership = ?"
)
txn.execute(sql, (room_id, Membership.JOIN,))
txn.execute(sql, (room_id, Membership.JOIN))
return [to_ascii(r[0]) for r in txn]
return self.runInteraction("get_users_in_room", f)
@cached(max_entries=100000)
@ -156,9 +151,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
A deferred list of RoomsForUser.
"""
return self.get_rooms_for_user_where_membership_is(
user_id, [Membership.INVITE]
)
return self.get_rooms_for_user_where_membership_is(user_id, [Membership.INVITE])
@defer.inlineCallbacks
def get_invite_for_user_in_room(self, user_id, room_id):
@ -196,11 +189,13 @@ class RoomMemberWorkerStore(EventsWorkerStore):
return self.runInteraction(
"get_rooms_for_user_where_membership_is",
self._get_rooms_for_user_where_membership_is_txn,
user_id, membership_list
user_id,
membership_list,
)
def _get_rooms_for_user_where_membership_is_txn(self, txn, user_id,
membership_list):
def _get_rooms_for_user_where_membership_is_txn(
self, txn, user_id, membership_list
):
do_invite = Membership.INVITE in membership_list
membership_list = [m for m in membership_list if m != Membership.INVITE]
@ -227,9 +222,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
) % (where_clause,)
txn.execute(sql, args)
results = [
RoomsForUser(**r) for r in self.cursor_to_dict(txn)
]
results = [RoomsForUser(**r) for r in self.cursor_to_dict(txn)]
if do_invite:
sql = (
@ -241,13 +234,16 @@ class RoomMemberWorkerStore(EventsWorkerStore):
)
txn.execute(sql, (user_id,))
results.extend(RoomsForUser(
results.extend(
RoomsForUser(
room_id=r["room_id"],
sender=r["inviter"],
event_id=r["event_id"],
stream_ordering=r["stream_ordering"],
membership=Membership.INVITE,
) for r in self.cursor_to_dict(txn))
)
for r in self.cursor_to_dict(txn)
)
return results
@ -264,19 +260,21 @@ class RoomMemberWorkerStore(EventsWorkerStore):
of the most recent join for that user and room.
"""
rooms = yield self.get_rooms_for_user_where_membership_is(
user_id, membership_list=[Membership.JOIN],
user_id, membership_list=[Membership.JOIN]
)
defer.returnValue(frozenset(
defer.returnValue(
frozenset(
GetRoomsForUserWithStreamOrdering(r.room_id, r.stream_ordering)
for r in rooms
))
)
)
@defer.inlineCallbacks
def get_rooms_for_user(self, user_id, on_invalidate=None):
"""Returns a set of room_ids the user is currently joined to
"""
rooms = yield self.get_rooms_for_user_with_stream_ordering(
user_id, on_invalidate=on_invalidate,
user_id, on_invalidate=on_invalidate
)
defer.returnValue(frozenset(r.room_id for r in rooms))
@ -285,13 +283,13 @@ class RoomMemberWorkerStore(EventsWorkerStore):
"""Returns the set of users who share a room with `user_id`
"""
room_ids = yield self.get_rooms_for_user(
user_id, on_invalidate=cache_context.invalidate,
user_id, on_invalidate=cache_context.invalidate
)
user_who_share_room = set()
for room_id in room_ids:
user_ids = yield self.get_users_in_room(
room_id, on_invalidate=cache_context.invalidate,
room_id, on_invalidate=cache_context.invalidate
)
user_who_share_room.update(user_ids)
@ -309,9 +307,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
current_state_ids = yield context.get_current_state_ids(self)
result = yield self._get_joined_users_from_context(
event.room_id, state_group, current_state_ids,
event=event,
context=context,
event.room_id, state_group, current_state_ids, event=event, context=context
)
defer.returnValue(result)
@ -325,13 +321,21 @@ class RoomMemberWorkerStore(EventsWorkerStore):
state_group = object()
return self._get_joined_users_from_context(
room_id, state_group, state_entry.state, context=state_entry,
room_id, state_group, state_entry.state, context=state_entry
)
@cachedInlineCallbacks(num_args=2, cache_context=True, iterable=True,
max_entries=100000)
def _get_joined_users_from_context(self, room_id, state_group, current_state_ids,
cache_context, event=None, context=None):
@cachedInlineCallbacks(
num_args=2, cache_context=True, iterable=True, max_entries=100000
)
def _get_joined_users_from_context(
self,
room_id,
state_group,
current_state_ids,
cache_context,
event=None,
context=None,
):
# We don't use `state_group`, it's there so that we can cache based
# on it. However, it's important that it's never None, since two current_states
# with a state_group of None are likely to be different.
@ -371,9 +375,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
# the hit ratio counts. After all, we don't populate the cache if we
# miss it here
event_map = self._get_events_from_cache(
member_event_ids,
allow_rejected=False,
update_metrics=False,
member_event_ids, allow_rejected=False, update_metrics=False
)
missing_member_event_ids = []
@ -397,21 +399,21 @@ class RoomMemberWorkerStore(EventsWorkerStore):
table="room_memberships",
column="event_id",
iterable=missing_member_event_ids,
retcols=('user_id', 'display_name', 'avatar_url',),
keyvalues={
"membership": Membership.JOIN,
},
retcols=('user_id', 'display_name', 'avatar_url'),
keyvalues={"membership": Membership.JOIN},
batch_size=500,
desc="_get_joined_users_from_context",
)
users_in_room.update({
users_in_room.update(
{
to_ascii(row["user_id"]): ProfileInfo(
avatar_url=to_ascii(row["avatar_url"]),
display_name=to_ascii(row["display_name"]),
)
for row in rows
})
}
)
if event is not None and event.type == EventTypes.Member:
if event.membership == Membership.JOIN:
@ -505,7 +507,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
state_group = object()
return self._get_joined_hosts(
room_id, state_group, state_entry.state, state_entry=state_entry,
room_id, state_group, state_entry.state, state_entry=state_entry
)
@cachedInlineCallbacks(num_args=2, max_entries=10000, iterable=True)
@ -531,6 +533,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
"""Returns whether user_id has elected to discard history for room_id.
Returns False if they have since re-joined."""
def f(txn):
sql = (
"SELECT"
@ -547,6 +550,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
txn.execute(sql, (user_id, room_id))
rows = txn.fetchall()
return rows[0][0]
count = yield self.runInteraction("did_forget_membership", f)
defer.returnValue(count == 0)
@ -575,13 +579,14 @@ class RoomMemberStore(RoomMemberWorkerStore):
"avatar_url": event.content.get("avatar_url", None),
}
for event in events
]
],
)
for event in events:
txn.call_after(
self._membership_stream_cache.entity_has_changed,
event.state_key, event.internal_metadata.stream_ordering
event.state_key,
event.internal_metadata.stream_ordering,
)
txn.call_after(
self.get_invited_rooms_for_user.invalidate, (event.state_key,)
@ -607,7 +612,7 @@ class RoomMemberStore(RoomMemberWorkerStore):
"inviter": event.sender,
"room_id": event.room_id,
"stream_id": event.internal_metadata.stream_ordering,
}
},
)
else:
sql = (
@ -616,12 +621,15 @@ class RoomMemberStore(RoomMemberWorkerStore):
" AND replaced_by is NULL"
)
txn.execute(sql, (
txn.execute(
sql,
(
event.internal_metadata.stream_ordering,
event.event_id,
event.room_id,
event.state_key,
))
),
)
@defer.inlineCallbacks
def locally_reject_invite(self, user_id, room_id):
@ -632,18 +640,14 @@ class RoomMemberStore(RoomMemberWorkerStore):
)
def f(txn, stream_ordering):
txn.execute(sql, (
stream_ordering,
True,
room_id,
user_id,
))
txn.execute(sql, (stream_ordering, True, room_id, user_id))
with self._stream_id_gen.get_next() as stream_ordering:
yield self.runInteraction("locally_reject_invite", f, stream_ordering)
def forget(self, user_id, room_id):
"""Indicate that user_id wishes to discard history for room_id."""
def f(txn):
sql = (
"UPDATE"
@ -657,9 +661,8 @@ class RoomMemberStore(RoomMemberWorkerStore):
)
txn.execute(sql, (user_id, room_id))
self._invalidate_cache_and_stream(
txn, self.did_forget, (user_id, room_id,),
)
self._invalidate_cache_and_stream(txn, self.did_forget, (user_id, room_id))
return self.runInteraction("forget_membership", f)
@defer.inlineCallbacks
@ -674,7 +677,7 @@ class RoomMemberStore(RoomMemberWorkerStore):
INSERT_CLUMP_SIZE = 1000
def add_membership_profile_txn(txn):
sql = ("""
sql = """
SELECT stream_ordering, event_id, events.room_id, event_json.json
FROM events
INNER JOIN event_json USING (event_id)
@ -683,7 +686,7 @@ class RoomMemberStore(RoomMemberWorkerStore):
AND type = 'm.room.member'
ORDER BY stream_ordering DESC
LIMIT ?
""")
"""
txn.execute(sql, (target_min_stream_id, max_stream_id, batch_size))
@ -707,14 +710,12 @@ class RoomMemberStore(RoomMemberWorkerStore):
avatar_url = content.get("avatar_url", None)
if display_name or avatar_url:
to_update.append((
display_name, avatar_url, event_id, room_id
))
to_update.append((display_name, avatar_url, event_id, room_id))
to_update_sql = ("""
to_update_sql = """
UPDATE room_memberships SET display_name = ?, avatar_url = ?
WHERE event_id = ? AND room_id = ?
""")
"""
for index in range(0, len(to_update), INSERT_CLUMP_SIZE):
clump = to_update[index : index + INSERT_CLUMP_SIZE]
txn.executemany(to_update_sql, clump)
@ -789,7 +790,7 @@ class _JoinedHostsCache(object):
self.hosts_to_joined_users.pop(host, None)
else:
joined_users = yield self.store.get_joined_users_from_state(
self.room_id, state_entry,
self.room_id, state_entry
)
self.hosts_to_joined_users = {}