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Update black, and run auto formatting over the codebase (#9381)

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- Update black version to the latest
 - Run black auto formatting over the codebase
    - Run autoformatting according to [`docs/code_style.md
`](80d6dc9783/docs/code_style.md)
 - Update `code_style.md` docs around installing black to use the correct version
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Eric Eastwood 2021-02-16 16:32:34 -06:00 • committed by GitHub
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commit 0a00b7ff14
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271 changed files with 2802 additions and 1713 deletions
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102
synapse/handlers/federation.py
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@ -111,13 +111,13 @@ class _NewEventInfo:
class FederationHandler(BaseHandler):
"""Handles events that originated from federation.
Responsible for:
a) handling received Pdus before handing them on as Events to the rest
of the homeserver (including auth and state conflict resolutions)
b) converting events that were produced by local clients that may need
to be sent to remote homeservers.
c) doing the necessary dances to invite remote users and join remote
rooms.
Responsible for:
a) handling received Pdus before handing them on as Events to the rest
of the homeserver (including auth and state conflict resolutions)
b) converting events that were produced by local clients that may need
to be sent to remote homeservers.
c) doing the necessary dances to invite remote users and join remote
rooms.
"""
def __init__(self, hs: "HomeServer"):
@ -150,11 +150,11 @@ class FederationHandler(BaseHandler):
)
if hs.config.worker_app:
self._user_device_resync = ReplicationUserDevicesResyncRestServlet.make_client(
hs
self._user_device_resync = (
ReplicationUserDevicesResyncRestServlet.make_client(hs)
)
self._maybe_store_room_on_outlier_membership = ReplicationStoreRoomOnOutlierMembershipRestServlet.make_client(
hs
self._maybe_store_room_on_outlier_membership = (
ReplicationStoreRoomOnOutlierMembershipRestServlet.make_client(hs)
)
else:
self._device_list_updater = hs.get_device_handler().device_list_updater
@ -172,7 +172,7 @@ class FederationHandler(BaseHandler):
self._ephemeral_messages_enabled = hs.config.enable_ephemeral_messages
async def on_receive_pdu(self, origin, pdu, sent_to_us_directly=False) -> None:
""" Process a PDU received via a federation /send/ transaction, or
"""Process a PDU received via a federation /send/ transaction, or
via backfill of missing prev_events
Args:
@ -368,7 +368,8 @@ class FederationHandler(BaseHandler):
# know about
for p in prevs - seen:
logger.info(
"Requesting state at missing prev_event %s", event_id,
"Requesting state at missing prev_event %s",
event_id,
)
with nested_logging_context(p):
@ -388,12 +389,14 @@ class FederationHandler(BaseHandler):
event_map[x.event_id] = x
room_version = await self.store.get_room_version_id(room_id)
state_map = await self._state_resolution_handler.resolve_events_with_store(
room_id,
room_version,
state_maps,
event_map,
state_res_store=StateResolutionStore(self.store),
state_map = (
await self._state_resolution_handler.resolve_events_with_store(
room_id,
room_version,
state_maps,
event_map,
state_res_store=StateResolutionStore(self.store),
)
)
# We need to give _process_received_pdu the actual state events
@ -687,9 +690,12 @@ class FederationHandler(BaseHandler):
return fetched_events
async def _process_received_pdu(
self, origin: str, event: EventBase, state: Optional[Iterable[EventBase]],
self,
origin: str,
event: EventBase,
state: Optional[Iterable[EventBase]],
):
""" Called when we have a new pdu. We need to do auth checks and put it
"""Called when we have a new pdu. We need to do auth checks and put it
through the StateHandler.
Args:
@ -801,7 +807,7 @@ class FederationHandler(BaseHandler):
@log_function
async def backfill(self, dest, room_id, limit, extremities):
""" Trigger a backfill request to `dest` for the given `room_id`
"""Trigger a backfill request to `dest` for the given `room_id`
This will attempt to get more events from the remote. If the other side
has no new events to offer, this will return an empty list.
@ -1204,11 +1210,16 @@ class FederationHandler(BaseHandler):
with nested_logging_context(event_id):
try:
event = await self.federation_client.get_pdu(
[destination], event_id, room_version, outlier=True,
[destination],
event_id,
room_version,
outlier=True,
)
if event is None:
logger.warning(
"Server %s didn't return event %s", destination, event_id,
"Server %s didn't return event %s",
destination,
event_id,
)
return
@ -1235,7 +1246,8 @@ class FederationHandler(BaseHandler):
if aid not in event_map
]
persisted_events = await self.store.get_events(
auth_events, allow_rejected=True,
auth_events,
allow_rejected=True,
)
event_infos = []
@ -1251,7 +1263,9 @@ class FederationHandler(BaseHandler):
event_infos.append(_NewEventInfo(event, None, auth))
await self._handle_new_events(
destination, room_id, event_infos,
destination,
room_id,
event_infos,
)
def _sanity_check_event(self, ev):
@ -1287,7 +1301,7 @@ class FederationHandler(BaseHandler):
raise SynapseError(HTTPStatus.BAD_REQUEST, "Too many auth_events")
async def send_invite(self, target_host, event):
""" Sends the invite to the remote server for signing.
"""Sends the invite to the remote server for signing.
Invites must be signed by the invitee's server before distribution.
"""
@ -1310,7 +1324,7 @@ class FederationHandler(BaseHandler):
async def do_invite_join(
self, target_hosts: Iterable[str], room_id: str, joinee: str, content: JsonDict
) -> Tuple[str, int]:
""" Attempts to join the `joinee` to the room `room_id` via the
"""Attempts to join the `joinee` to the room `room_id` via the
servers contained in `target_hosts`.
This first triggers a /make_join/ request that returns a partial
@ -1388,7 +1402,8 @@ class FederationHandler(BaseHandler):
# so we can rely on it now.
#
await self.store.upsert_room_on_join(
room_id=room_id, room_version=room_version_obj,
room_id=room_id,
room_version=room_version_obj,
)
max_stream_id = await self._persist_auth_tree(
@ -1458,7 +1473,7 @@ class FederationHandler(BaseHandler):
async def on_make_join_request(
self, origin: str, room_id: str, user_id: str
) -> EventBase:
""" We've received a /make_join/ request, so we create a partial
"""We've received a /make_join/ request, so we create a partial
join event for the room and return that. We do *not* persist or
process it until the other server has signed it and sent it back.
@ -1483,7 +1498,8 @@ class FederationHandler(BaseHandler):
is_in_room = await self.auth.check_host_in_room(room_id, self.server_name)
if not is_in_room:
logger.info(
"Got /make_join request for room %s we are no longer in", room_id,
"Got /make_join request for room %s we are no longer in",
room_id,
)
raise NotFoundError("Not an active room on this server")
@ -1517,7 +1533,7 @@ class FederationHandler(BaseHandler):
return event
async def on_send_join_request(self, origin, pdu):
""" We have received a join event for a room. Fully process it and
"""We have received a join event for a room. Fully process it and
respond with the current state and auth chains.
"""
event = pdu
@ -1573,7 +1589,7 @@ class FederationHandler(BaseHandler):
async def on_invite_request(
self, origin: str, event: EventBase, room_version: RoomVersion
):
""" We've got an invite event. Process and persist it. Sign it.
"""We've got an invite event. Process and persist it. Sign it.
Respond with the now signed event.
"""
@ -1700,7 +1716,7 @@ class FederationHandler(BaseHandler):
async def on_make_leave_request(
self, origin: str, room_id: str, user_id: str
) -> EventBase:
""" We've received a /make_leave/ request, so we create a partial
"""We've received a /make_leave/ request, so we create a partial
leave event for the room and return that. We do *not* persist or
process it until the other server has signed it and sent it back.
@ -1776,8 +1792,7 @@ class FederationHandler(BaseHandler):
return None
async def get_state_for_pdu(self, room_id: str, event_id: str) -> List[EventBase]:
"""Returns the state at the event. i.e. not including said event.
"""
"""Returns the state at the event. i.e. not including said event."""
event = await self.store.get_event(event_id, check_room_id=room_id)
@ -1803,8 +1818,7 @@ class FederationHandler(BaseHandler):
return []
async def get_state_ids_for_pdu(self, room_id: str, event_id: str) -> List[str]:
"""Returns the state at the event. i.e. not including said event.
"""
"""Returns the state at the event. i.e. not including said event."""
event = await self.store.get_event(event_id, check_room_id=room_id)
state_groups = await self.state_store.get_state_groups_ids(room_id, [event_id])
@ -2010,7 +2024,11 @@ class FederationHandler(BaseHandler):
for e_id in missing_auth_events:
m_ev = await self.federation_client.get_pdu(
[origin], e_id, room_version=room_version, outlier=True, timeout=10000,
[origin],
e_id,
room_version=room_version,
outlier=True,
timeout=10000,
)
if m_ev and m_ev.event_id == e_id:
event_map[e_id] = m_ev
@ -2160,7 +2178,9 @@ class FederationHandler(BaseHandler):
)
logger.debug(
"Doing soft-fail check for %s: state %s", event.event_id, current_state_ids,
"Doing soft-fail check for %s: state %s",
event.event_id,
current_state_ids,
)
# Now check if event pass auth against said current state
@ -2513,7 +2533,7 @@ class FederationHandler(BaseHandler):
async def construct_auth_difference(
self, local_auth: Iterable[EventBase], remote_auth: Iterable[EventBase]
) -> Dict:
""" Given a local and remote auth chain, find the differences. This
"""Given a local and remote auth chain, find the differences. This
assumes that we have already processed all events in remote_auth
Params: