From 3b415e23a52dfde90d387821e42cdb3a4eb4e068 Mon Sep 17 00:00:00 2001 From: Patrick Cloke Date: Mon, 3 Aug 2020 07:12:55 -0400 Subject: [PATCH] Convert replication code to async/await. (#7987) --- changelog.d/7987.misc | 1 + synapse/handlers/register.py | 2 +- synapse/replication/http/_base.py | 18 +++++++----------- synapse/replication/http/devices.py | 2 +- synapse/replication/http/federation.py | 17 ++++++----------- synapse/replication/http/login.py | 2 +- synapse/replication/http/membership.py | 8 +++++--- synapse/replication/http/presence.py | 4 ++-- synapse/replication/http/register.py | 4 ++-- synapse/replication/http/send_event.py | 7 ++----- synapse/replication/http/streams.py | 2 +- 11 files changed, 29 insertions(+), 38 deletions(-) create mode 100644 changelog.d/7987.misc diff --git a/changelog.d/7987.misc b/changelog.d/7987.misc new file mode 100644 index 0000000000..dfe4c03171 --- /dev/null +++ b/changelog.d/7987.misc @@ -0,0 +1 @@ +Convert various parts of the codebase to async/await. diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py index 501f0fe795..c94209ab3d 100644 --- a/synapse/handlers/register.py +++ b/synapse/handlers/register.py @@ -548,7 +548,7 @@ class RegistrationHandler(BaseHandler): address (str|None): the IP address used to perform the registration. Returns: - Deferred + Awaitable """ if self.hs.config.worker_app: return self._register_client( diff --git a/synapse/replication/http/_base.py b/synapse/replication/http/_base.py index fb0dd04f88..6a28c2db9d 100644 --- a/synapse/replication/http/_base.py +++ b/synapse/replication/http/_base.py @@ -20,8 +20,6 @@ import urllib from inspect import signature from typing import Dict, List, Tuple -from twisted.internet import defer - from synapse.api.errors import ( CodeMessageException, HttpResponseException, @@ -101,7 +99,7 @@ class ReplicationEndpoint(object): assert self.METHOD in ("PUT", "POST", "GET") @abc.abstractmethod - def _serialize_payload(**kwargs): + async def _serialize_payload(**kwargs): """Static method that is called when creating a request. Concrete implementations should have explicit parameters (rather than @@ -110,9 +108,8 @@ class ReplicationEndpoint(object): argument list. Returns: - Deferred[dict]|dict: If POST/PUT request then dictionary must be - JSON serialisable, otherwise must be appropriate for adding as - query args. + dict: If POST/PUT request then dictionary must be JSON serialisable, + otherwise must be appropriate for adding as query args. """ return {} @@ -144,8 +141,7 @@ class ReplicationEndpoint(object): instance_map = hs.config.worker.instance_map @trace(opname="outgoing_replication_request") - @defer.inlineCallbacks - def send_request(instance_name="master", **kwargs): + async def send_request(instance_name="master", **kwargs): if instance_name == local_instance_name: raise Exception("Trying to send HTTP request to self") if instance_name == "master": @@ -159,7 +155,7 @@ class ReplicationEndpoint(object): "Instance %r not in 'instance_map' config" % (instance_name,) ) - data = yield cls._serialize_payload(**kwargs) + data = await cls._serialize_payload(**kwargs) url_args = [ urllib.parse.quote(kwargs[name], safe="") for name in cls.PATH_ARGS @@ -197,7 +193,7 @@ class ReplicationEndpoint(object): headers = {} # type: Dict[bytes, List[bytes]] inject_active_span_byte_dict(headers, None, check_destination=False) try: - result = yield request_func(uri, data, headers=headers) + result = await request_func(uri, data, headers=headers) break except CodeMessageException as e: if e.code != 504 or not cls.RETRY_ON_TIMEOUT: @@ -207,7 +203,7 @@ class ReplicationEndpoint(object): # If we timed out we probably don't need to worry about backing # off too much, but lets just wait a little anyway. - yield clock.sleep(1) + await clock.sleep(1) except HttpResponseException as e: # We convert to SynapseError as we know that it was a SynapseError # on the master process that we should send to the client. (And diff --git a/synapse/replication/http/devices.py b/synapse/replication/http/devices.py index e32aac0a25..20f3ba76c0 100644 --- a/synapse/replication/http/devices.py +++ b/synapse/replication/http/devices.py @@ -60,7 +60,7 @@ class ReplicationUserDevicesResyncRestServlet(ReplicationEndpoint): self.clock = hs.get_clock() @staticmethod - def _serialize_payload(user_id): + async def _serialize_payload(user_id): return {} async def _handle_request(self, request, user_id): diff --git a/synapse/replication/http/federation.py b/synapse/replication/http/federation.py index ca065e819e..6b56315148 100644 --- a/synapse/replication/http/federation.py +++ b/synapse/replication/http/federation.py @@ -15,8 +15,6 @@ import logging -from twisted.internet import defer - from synapse.api.room_versions import KNOWN_ROOM_VERSIONS from synapse.events import make_event_from_dict from synapse.events.snapshot import EventContext @@ -67,8 +65,7 @@ class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint): self.federation_handler = hs.get_handlers().federation_handler @staticmethod - @defer.inlineCallbacks - def _serialize_payload(store, event_and_contexts, backfilled): + async def _serialize_payload(store, event_and_contexts, backfilled): """ Args: store @@ -78,9 +75,7 @@ class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint): """ event_payloads = [] for event, context in event_and_contexts: - serialized_context = yield defer.ensureDeferred( - context.serialize(event, store) - ) + serialized_context = await context.serialize(event, store) event_payloads.append( { @@ -156,7 +151,7 @@ class ReplicationFederationSendEduRestServlet(ReplicationEndpoint): self.registry = hs.get_federation_registry() @staticmethod - def _serialize_payload(edu_type, origin, content): + async def _serialize_payload(edu_type, origin, content): return {"origin": origin, "content": content} async def _handle_request(self, request, edu_type): @@ -199,7 +194,7 @@ class ReplicationGetQueryRestServlet(ReplicationEndpoint): self.registry = hs.get_federation_registry() @staticmethod - def _serialize_payload(query_type, args): + async def _serialize_payload(query_type, args): """ Args: query_type (str) @@ -240,7 +235,7 @@ class ReplicationCleanRoomRestServlet(ReplicationEndpoint): self.store = hs.get_datastore() @staticmethod - def _serialize_payload(room_id, args): + async def _serialize_payload(room_id, args): """ Args: room_id (str) @@ -275,7 +270,7 @@ class ReplicationStoreRoomOnInviteRestServlet(ReplicationEndpoint): self.store = hs.get_datastore() @staticmethod - def _serialize_payload(room_id, room_version): + async def _serialize_payload(room_id, room_version): return {"room_version": room_version.identifier} async def _handle_request(self, request, room_id): diff --git a/synapse/replication/http/login.py b/synapse/replication/http/login.py index 798b9d3af5..fb326bb869 100644 --- a/synapse/replication/http/login.py +++ b/synapse/replication/http/login.py @@ -36,7 +36,7 @@ class RegisterDeviceReplicationServlet(ReplicationEndpoint): self.registration_handler = hs.get_registration_handler() @staticmethod - def _serialize_payload(user_id, device_id, initial_display_name, is_guest): + async def _serialize_payload(user_id, device_id, initial_display_name, is_guest): """ Args: device_id (str|None): Device ID to use, if None a new one is diff --git a/synapse/replication/http/membership.py b/synapse/replication/http/membership.py index 63ef6eb7be..741329ab5f 100644 --- a/synapse/replication/http/membership.py +++ b/synapse/replication/http/membership.py @@ -52,7 +52,9 @@ class ReplicationRemoteJoinRestServlet(ReplicationEndpoint): self.clock = hs.get_clock() @staticmethod - def _serialize_payload(requester, room_id, user_id, remote_room_hosts, content): + async def _serialize_payload( + requester, room_id, user_id, remote_room_hosts, content + ): """ Args: requester(Requester) @@ -112,7 +114,7 @@ class ReplicationRemoteRejectInviteRestServlet(ReplicationEndpoint): self.member_handler = hs.get_room_member_handler() @staticmethod - def _serialize_payload( # type: ignore + async def _serialize_payload( # type: ignore invite_event_id: str, txn_id: Optional[str], requester: Requester, @@ -174,7 +176,7 @@ class ReplicationUserJoinedLeftRoomRestServlet(ReplicationEndpoint): self.distributor = hs.get_distributor() @staticmethod - def _serialize_payload(room_id, user_id, change): + async def _serialize_payload(room_id, user_id, change): """ Args: room_id (str) diff --git a/synapse/replication/http/presence.py b/synapse/replication/http/presence.py index ea1b33331b..bc9aa82cb4 100644 --- a/synapse/replication/http/presence.py +++ b/synapse/replication/http/presence.py @@ -50,7 +50,7 @@ class ReplicationBumpPresenceActiveTime(ReplicationEndpoint): self._presence_handler = hs.get_presence_handler() @staticmethod - def _serialize_payload(user_id): + async def _serialize_payload(user_id): return {} async def _handle_request(self, request, user_id): @@ -92,7 +92,7 @@ class ReplicationPresenceSetState(ReplicationEndpoint): self._presence_handler = hs.get_presence_handler() @staticmethod - def _serialize_payload(user_id, state, ignore_status_msg=False): + async def _serialize_payload(user_id, state, ignore_status_msg=False): return { "state": state, "ignore_status_msg": ignore_status_msg, diff --git a/synapse/replication/http/register.py b/synapse/replication/http/register.py index 0c4aca1291..ce9420aa69 100644 --- a/synapse/replication/http/register.py +++ b/synapse/replication/http/register.py @@ -34,7 +34,7 @@ class ReplicationRegisterServlet(ReplicationEndpoint): self.registration_handler = hs.get_registration_handler() @staticmethod - def _serialize_payload( + async def _serialize_payload( user_id, password_hash, was_guest, @@ -105,7 +105,7 @@ class ReplicationPostRegisterActionsServlet(ReplicationEndpoint): self.registration_handler = hs.get_registration_handler() @staticmethod - def _serialize_payload(user_id, auth_result, access_token): + async def _serialize_payload(user_id, auth_result, access_token): """ Args: user_id (str): The user ID that consented diff --git a/synapse/replication/http/send_event.py b/synapse/replication/http/send_event.py index b30e4d5039..f13d452426 100644 --- a/synapse/replication/http/send_event.py +++ b/synapse/replication/http/send_event.py @@ -15,8 +15,6 @@ import logging -from twisted.internet import defer - from synapse.api.room_versions import KNOWN_ROOM_VERSIONS from synapse.events import make_event_from_dict from synapse.events.snapshot import EventContext @@ -62,8 +60,7 @@ class ReplicationSendEventRestServlet(ReplicationEndpoint): self.clock = hs.get_clock() @staticmethod - @defer.inlineCallbacks - def _serialize_payload( + async def _serialize_payload( event_id, store, event, context, requester, ratelimit, extra_users ): """ @@ -77,7 +74,7 @@ class ReplicationSendEventRestServlet(ReplicationEndpoint): extra_users (list(UserID)): Any extra users to notify about event """ - serialized_context = yield defer.ensureDeferred(context.serialize(event, store)) + serialized_context = await context.serialize(event, store) payload = { "event": event.get_pdu_json(), diff --git a/synapse/replication/http/streams.py b/synapse/replication/http/streams.py index bde97eef32..309159e304 100644 --- a/synapse/replication/http/streams.py +++ b/synapse/replication/http/streams.py @@ -54,7 +54,7 @@ class ReplicationGetStreamUpdates(ReplicationEndpoint): self.streams = hs.get_replication_streams() @staticmethod - def _serialize_payload(stream_name, from_token, upto_token): + async def _serialize_payload(stream_name, from_token, upto_token): return {"from_token": from_token, "upto_token": upto_token} async def _handle_request(self, request, stream_name):