mirror of
https://mau.dev/maunium/synapse.git
synced 2024-10-01 01:36:05 -04:00
298 lines
8.7 KiB
Python
298 lines
8.7 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2018 New Vector Ltd
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
import logging
|
|
|
|
from twisted.internet import defer
|
|
|
|
from synapse.api.constants import EventTypes, Membership
|
|
from synapse.events import FrozenEvent
|
|
from synapse.events.snapshot import EventContext
|
|
from synapse.http.servlet import parse_json_object_from_request
|
|
from synapse.replication.http._base import ReplicationEndpoint
|
|
from synapse.types import UserID
|
|
from synapse.util.logcontext import run_in_background
|
|
from synapse.util.metrics import Measure
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class ReplicationFederationSendEventsRestServlet(ReplicationEndpoint):
|
|
"""Handles events newly received from federation, including persisting and
|
|
notifying.
|
|
|
|
The API looks like:
|
|
|
|
POST /_synapse/replication/fed_send_events/:txn_id
|
|
|
|
{
|
|
"events": [{
|
|
"event": { .. serialized event .. },
|
|
"internal_metadata": { .. serialized internal_metadata .. },
|
|
"rejected_reason": .., // The event.rejected_reason field
|
|
"context": { .. serialized event context .. },
|
|
}],
|
|
"backfilled": false
|
|
"""
|
|
|
|
NAME = "fed_send_events"
|
|
PATH_ARGS = ()
|
|
|
|
def __init__(self, hs):
|
|
super(ReplicationFederationSendEventsRestServlet, self).__init__(hs)
|
|
|
|
self.store = hs.get_datastore()
|
|
self.clock = hs.get_clock()
|
|
self.is_mine_id = hs.is_mine_id
|
|
self.notifier = hs.get_notifier()
|
|
self.pusher_pool = hs.get_pusherpool()
|
|
|
|
@staticmethod
|
|
@defer.inlineCallbacks
|
|
def _serialize_payload(store, event_and_contexts, backfilled):
|
|
"""
|
|
Args:
|
|
store
|
|
event_and_contexts (list[tuple[FrozenEvent, EventContext]])
|
|
backfilled (bool): Whether or not the events are the result of
|
|
backfilling
|
|
"""
|
|
event_payloads = []
|
|
for event, context in event_and_contexts:
|
|
serialized_context = yield context.serialize(event, store)
|
|
|
|
event_payloads.append({
|
|
"event": event.get_pdu_json(),
|
|
"internal_metadata": event.internal_metadata.get_dict(),
|
|
"rejected_reason": event.rejected_reason,
|
|
"context": serialized_context,
|
|
})
|
|
|
|
payload = {
|
|
"events": event_payloads,
|
|
"backfilled": backfilled,
|
|
}
|
|
|
|
defer.returnValue(payload)
|
|
|
|
@defer.inlineCallbacks
|
|
def _handle_request(self, request):
|
|
with Measure(self.clock, "repl_fed_send_events_parse"):
|
|
content = parse_json_object_from_request(request)
|
|
|
|
backfilled = content["backfilled"]
|
|
|
|
event_payloads = content["events"]
|
|
|
|
event_and_contexts = []
|
|
for event_payload in event_payloads:
|
|
event_dict = event_payload["event"]
|
|
internal_metadata = event_payload["internal_metadata"]
|
|
rejected_reason = event_payload["rejected_reason"]
|
|
event = FrozenEvent(event_dict, internal_metadata, rejected_reason)
|
|
|
|
context = yield EventContext.deserialize(
|
|
self.store, event_payload["context"],
|
|
)
|
|
|
|
event_and_contexts.append((event, context))
|
|
|
|
logger.info(
|
|
"Got %d events from federation",
|
|
len(event_and_contexts),
|
|
)
|
|
|
|
max_stream_id = yield self.store.persist_events(
|
|
event_and_contexts,
|
|
backfilled=backfilled
|
|
)
|
|
|
|
if not backfilled:
|
|
for event, _ in event_and_contexts:
|
|
self._notify_persisted_event(event, max_stream_id)
|
|
|
|
defer.returnValue((200, {}))
|
|
|
|
def _notify_persisted_event(self, event, max_stream_id):
|
|
extra_users = []
|
|
if event.type == EventTypes.Member:
|
|
target_user_id = event.state_key
|
|
|
|
# We notify for memberships if its an invite for one of our
|
|
# users
|
|
if event.internal_metadata.is_outlier():
|
|
if event.membership != Membership.INVITE:
|
|
if not self.is_mine_id(target_user_id):
|
|
return
|
|
|
|
target_user = UserID.from_string(target_user_id)
|
|
extra_users.append(target_user)
|
|
elif event.internal_metadata.is_outlier():
|
|
return
|
|
|
|
event_stream_id = event.internal_metadata.stream_ordering
|
|
self.notifier.on_new_room_event(
|
|
event, event_stream_id, max_stream_id,
|
|
extra_users=extra_users
|
|
)
|
|
|
|
run_in_background(
|
|
self.pusher_pool.on_new_notifications,
|
|
event_stream_id, max_stream_id,
|
|
)
|
|
|
|
|
|
class ReplicationFederationSendEduRestServlet(ReplicationEndpoint):
|
|
"""Handles EDUs newly received from federation, including persisting and
|
|
notifying.
|
|
|
|
Request format:
|
|
|
|
POST /_synapse/replication/fed_send_edu/:edu_type/:txn_id
|
|
|
|
{
|
|
"origin": ...,
|
|
"content: { ... }
|
|
}
|
|
"""
|
|
|
|
NAME = "fed_send_edu"
|
|
PATH_ARGS = ("edu_type",)
|
|
|
|
def __init__(self, hs):
|
|
super(ReplicationFederationSendEduRestServlet, self).__init__(hs)
|
|
|
|
self.store = hs.get_datastore()
|
|
self.clock = hs.get_clock()
|
|
self.registry = hs.get_federation_registry()
|
|
|
|
@staticmethod
|
|
def _serialize_payload(edu_type, origin, content):
|
|
return {
|
|
"origin": origin,
|
|
"content": content,
|
|
}
|
|
|
|
@defer.inlineCallbacks
|
|
def _handle_request(self, request, edu_type):
|
|
with Measure(self.clock, "repl_fed_send_edu_parse"):
|
|
content = parse_json_object_from_request(request)
|
|
|
|
origin = content["origin"]
|
|
edu_content = content["content"]
|
|
|
|
logger.info(
|
|
"Got %r edu from $s",
|
|
edu_type, origin,
|
|
)
|
|
|
|
result = yield self.registry.on_edu(edu_type, origin, edu_content)
|
|
|
|
defer.returnValue((200, result))
|
|
|
|
|
|
class ReplicationGetQueryRestServlet(ReplicationEndpoint):
|
|
"""Handle responding to queries from federation.
|
|
|
|
Request format:
|
|
|
|
POST /_synapse/replication/fed_query/:query_type
|
|
|
|
{
|
|
"args": { ... }
|
|
}
|
|
"""
|
|
|
|
NAME = "fed_query"
|
|
PATH_ARGS = ("query_type",)
|
|
|
|
# This is a query, so let's not bother caching
|
|
CACHE = False
|
|
|
|
def __init__(self, hs):
|
|
super(ReplicationGetQueryRestServlet, self).__init__(hs)
|
|
|
|
self.store = hs.get_datastore()
|
|
self.clock = hs.get_clock()
|
|
self.registry = hs.get_federation_registry()
|
|
|
|
@staticmethod
|
|
def _serialize_payload(query_type, args):
|
|
"""
|
|
Args:
|
|
query_type (str)
|
|
args (dict): The arguments received for the given query type
|
|
"""
|
|
return {
|
|
"args": args,
|
|
}
|
|
|
|
@defer.inlineCallbacks
|
|
def _handle_request(self, request, query_type):
|
|
with Measure(self.clock, "repl_fed_query_parse"):
|
|
content = parse_json_object_from_request(request)
|
|
|
|
args = content["args"]
|
|
|
|
logger.info(
|
|
"Got %r query",
|
|
query_type,
|
|
)
|
|
|
|
result = yield self.registry.on_query(query_type, args)
|
|
|
|
defer.returnValue((200, result))
|
|
|
|
|
|
class ReplicationCleanRoomRestServlet(ReplicationEndpoint):
|
|
"""Called to clean up any data in DB for a given room, ready for the
|
|
server to join the room.
|
|
|
|
Request format:
|
|
|
|
POST /_synapse/replication/fed_query/:fed_cleanup_room/:txn_id
|
|
|
|
{}
|
|
"""
|
|
|
|
NAME = "fed_cleanup_room"
|
|
PATH_ARGS = ("room_id",)
|
|
|
|
def __init__(self, hs):
|
|
super(ReplicationCleanRoomRestServlet, self).__init__(hs)
|
|
|
|
self.store = hs.get_datastore()
|
|
|
|
@staticmethod
|
|
def _serialize_payload(room_id, args):
|
|
"""
|
|
Args:
|
|
room_id (str)
|
|
"""
|
|
return {}
|
|
|
|
@defer.inlineCallbacks
|
|
def _handle_request(self, request, room_id):
|
|
yield self.store.clean_room_for_join(room_id)
|
|
|
|
defer.returnValue((200, {}))
|
|
|
|
|
|
def register_servlets(hs, http_server):
|
|
ReplicationFederationSendEventsRestServlet(hs).register(http_server)
|
|
ReplicationFederationSendEduRestServlet(hs).register(http_server)
|
|
ReplicationGetQueryRestServlet(hs).register(http_server)
|
|
ReplicationCleanRoomRestServlet(hs).register(http_server)
|