diff options
Diffstat (limited to 'synapse/handlers/presence.py')
| -rw-r--r-- | synapse/handlers/presence.py | 43 |
1 files changed, 32 insertions, 11 deletions
diff --git a/synapse/handlers/presence.py b/synapse/handlers/presence.py index 3594f3b00f..d2f25ae12a 100644 --- a/synapse/handlers/presence.py +++ b/synapse/handlers/presence.py @@ -25,9 +25,7 @@ The methods that define policy are: import abc import logging from contextlib import contextmanager -from typing import Dict, Iterable, List, Set - -from six import iteritems, itervalues +from typing import Dict, Iterable, List, Set, Tuple from prometheus_client import Counter from typing_extensions import ContextManager @@ -170,14 +168,14 @@ class BasePresenceHandler(abc.ABC): for user_id in user_ids } - missing = [user_id for user_id, state in iteritems(states) if not state] + missing = [user_id for user_id, state in states.items() if not state] if missing: # There are things not in our in memory cache. Lets pull them out of # the database. res = await self.store.get_presence_for_users(missing) states.update(res) - missing = [user_id for user_id, state in iteritems(states) if not state] + missing = [user_id for user_id, state in states.items() if not state] if missing: new = { user_id: UserPresenceState.default(user_id) for user_id in missing @@ -632,7 +630,7 @@ class PresenceHandler(BasePresenceHandler): await self._update_states( [ prev_state.copy_and_replace(last_user_sync_ts=time_now_ms) - for prev_state in itervalues(prev_states) + for prev_state in prev_states.values() ] ) self.external_process_last_updated_ms.pop(process_id, None) @@ -775,7 +773,9 @@ class PresenceHandler(BasePresenceHandler): return False - async def get_all_presence_updates(self, last_id, current_id, limit): + async def get_all_presence_updates( + self, instance_name: str, last_id: int, current_id: int, limit: int + ) -> Tuple[List[Tuple[int, list]], int, bool]: """ Gets a list of presence update rows from between the given stream ids. Each row has: @@ -787,10 +787,31 @@ class PresenceHandler(BasePresenceHandler): - last_user_sync_ts(int) - status_msg(int) - currently_active(int) + + Args: + instance_name: The writer we want to fetch updates from. Unused + here since there is only ever one writer. + last_id: The token to fetch updates from. Exclusive. + current_id: The token to fetch updates up to. Inclusive. + limit: The requested limit for the number of rows to return. The + function may return more or fewer rows. + + Returns: + A tuple consisting of: the updates, a token to use to fetch + subsequent updates, and whether we returned fewer rows than exists + between the requested tokens due to the limit. + + The token returned can be used in a subsequent call to this + function to get further updatees. + + The updates are a list of 2-tuples of stream ID and the row data """ + # TODO(markjh): replicate the unpersisted changes. # This could use the in-memory stores for recent changes. - rows = await self.store.get_all_presence_updates(last_id, current_id, limit) + rows = await self.store.get_all_presence_updates( + instance_name, last_id, current_id, limit + ) return rows def notify_new_event(self): @@ -1087,7 +1108,7 @@ class PresenceEventSource(object): return (list(updates.values()), max_token) else: return ( - [s for s in itervalues(updates) if s.state != PresenceState.OFFLINE], + [s for s in updates.values() if s.state != PresenceState.OFFLINE], max_token, ) @@ -1323,11 +1344,11 @@ def get_interested_remotes(store, states, state_handler): # hosts in those rooms. room_ids_to_states, users_to_states = yield get_interested_parties(store, states) - for room_id, states in iteritems(room_ids_to_states): + for room_id, states in room_ids_to_states.items(): hosts = yield state_handler.get_current_hosts_in_room(room_id) hosts_and_states.append((hosts, states)) - for user_id, states in iteritems(users_to_states): + for user_id, states in users_to_states.items(): host = get_domain_from_id(user_id) hosts_and_states.append(([host], states)) |