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Merge pull request #4852 from matrix-org/rav/move_rr_sending_to_worker

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Move client receipt processing to federation sender worker.
This commit is contained in:
Richard van der Hoff 2019-03-15 12:30:30 +00:00 committed by GitHub
commit 2dee441bdb
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6 changed files with 111 additions and 55 deletions
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1
changelog.d/4852.misc Normal file
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@ -0,0 +1 @@
Move client read-receipt processing to federation sender worker.

30
synapse/app/federation_sender.py
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@ -28,6 +28,7 @@ from synapse.config.logger import setup_logging
from synapse.federation import send_queue
from synapse.http.site import SynapseSite
from synapse.metrics import RegistryProxy
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.metrics.resource import METRICS_PREFIX, MetricsResource
from synapse.replication.slave.storage.deviceinbox import SlavedDeviceInboxStore
from synapse.replication.slave.storage.devices import SlavedDeviceStore
@ -37,8 +38,10 @@ from synapse.replication.slave.storage.receipts import SlavedReceiptsStore
from synapse.replication.slave.storage.registration import SlavedRegistrationStore
from synapse.replication.slave.storage.transactions import SlavedTransactionStore
from synapse.replication.tcp.client import ReplicationClientHandler
from synapse.replication.tcp.streams import ReceiptsStream
from synapse.server import HomeServer
from synapse.storage.engines import create_engine
from synapse.types import ReadReceipt
from synapse.util.async_helpers import Linearizer
from synapse.util.httpresourcetree import create_resource_tree
from synapse.util.logcontext import LoggingContext, run_in_background
@ -202,6 +205,7 @@ class FederationSenderHandler(object):
"""
def __init__(self, hs, replication_client):
self.store = hs.get_datastore()
self._is_mine_id = hs.is_mine_id
self.federation_sender = hs.get_federation_sender()
self.replication_client = replication_client
@ -234,6 +238,32 @@ class FederationSenderHandler(object):
elif stream_name == "events":
self.federation_sender.notify_new_events(token)
# ... and when new receipts happen
elif stream_name == ReceiptsStream.NAME:
run_as_background_process(
"process_receipts_for_federation", self._on_new_receipts, rows,
)
@defer.inlineCallbacks
def _on_new_receipts(self, rows):
"""
Args:
rows (iterable[synapse.replication.tcp.streams.ReceiptsStreamRow]):
new receipts to be processed
"""
for receipt in rows:
# we only want to send on receipts for our own users
if not self._is_mine_id(receipt.user_id):
continue
receipt_info = ReadReceipt(
receipt.room_id,
receipt.receipt_type,
receipt.user_id,
[receipt.event_id],
receipt.data,
)
yield self.federation_sender.send_read_receipt(receipt_info)
@defer.inlineCallbacks
def update_token(self, token):
try:

9
synapse/federation/send_queue.py
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@ -183,6 +183,15 @@ class FederationRemoteSendQueue(object):
self.notifier.on_new_replication_data()
def send_read_receipt(self, receipt):
"""As per TransactionQueue
Args:
receipt (synapse.types.ReadReceipt):
"""
# nothing to do here: the replication listener will handle it.
pass
def send_presence(self, states):
"""As per TransactionQueue

35
synapse/federation/transaction_queue.py
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@ -290,6 +290,41 @@ class TransactionQueue(object):
self._attempt_new_transaction(destination)
@defer.inlineCallbacks
def send_read_receipt(self, receipt):
"""Send a RR to any other servers in the room
Args:
receipt (synapse.types.ReadReceipt): receipt to be sent
"""
# Work out which remote servers should be poked and poke them.
domains = yield self.state.get_current_hosts_in_room(receipt.room_id)
domains = [d for d in domains if d != self.server_name]
if not domains:
return
logger.debug("Sending receipt to: %r", domains)
content = {
receipt.room_id: {
receipt.receipt_type: {
receipt.user_id: {
"event_ids": receipt.event_ids,
"data": receipt.data,
},
},
},
}
key = (receipt.room_id, receipt.receipt_type, receipt.user_id)
for domain in domains:
self.build_and_send_edu(
destination=domain,
edu_type="m.receipt",
content=content,
key=key,
)
@logcontext.preserve_fn # the caller should not yield on this
@defer.inlineCallbacks
def send_presence(self, states):

79
synapse/handlers/receipts.py
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@ -16,9 +16,8 @@ import logging
from twisted.internet import defer
from synapse.types import get_domain_from_id
from ._base import BaseHandler
from synapse.handlers._base import BaseHandler
from synapse.types import ReadReceipt
logger = logging.getLogger(__name__)
@ -42,13 +41,13 @@ class ReceiptsHandler(BaseHandler):
"""Called when we receive an EDU of type m.receipt from a remote HS.
"""
receipts = [
{
"room_id": room_id,
"receipt_type": receipt_type,
"user_id": user_id,
"event_ids": user_values["event_ids"],
"data": user_values.get("data", {}),
}
ReadReceipt(
room_id=room_id,
receipt_type=receipt_type,
user_id=user_id,
event_ids=user_values["event_ids"],
data=user_values.get("data", {}),
)
for room_id, room_values in content.items()
for receipt_type, users in room_values.items()
for user_id, user_values in users.items()
@ -64,14 +63,12 @@ class ReceiptsHandler(BaseHandler):
max_batch_id = None
for receipt in receipts:
room_id = receipt["room_id"]
receipt_type = receipt["receipt_type"]
user_id = receipt["user_id"]
event_ids = receipt["event_ids"]
data = receipt["data"]
res = yield self.store.insert_receipt(
room_id, receipt_type, user_id, event_ids, data
receipt.room_id,
receipt.receipt_type,
receipt.user_id,
receipt.event_ids,
receipt.data,
)
if not res:
@ -89,7 +86,7 @@ class ReceiptsHandler(BaseHandler):
# no new receipts
defer.returnValue(False)
affected_room_ids = list(set([r["room_id"] for r in receipts]))
affected_room_ids = list(set([r.room_id for r in receipts]))
self.notifier.on_new_event(
"receipt_key", max_batch_id, rooms=affected_room_ids
@ -107,49 +104,21 @@ class ReceiptsHandler(BaseHandler):
"""Called when a client tells us a local user has read up to the given
event_id in the room.
"""
receipt = {
"room_id": room_id,
"receipt_type": receipt_type,
"user_id": user_id,
"event_ids": [event_id],
"data": {
receipt = ReadReceipt(
room_id=room_id,
receipt_type=receipt_type,
user_id=user_id,
event_ids=[event_id],
data={
"ts": int(self.clock.time_msec()),
}
}
},
)
is_new = yield self._handle_new_receipts([receipt])
if not is_new:
return
# Work out which remote servers should be poked and poke them.
# TODO: optimise this to move some of the work to the workers.
data = receipt["data"]
# XXX why does this not use state.get_current_hosts_in_room() ?
users = yield self.state.get_current_user_in_room(room_id)
remotedomains = set(get_domain_from_id(u) for u in users)
remotedomains = remotedomains.copy()
remotedomains.discard(self.server_name)
logger.debug("Sending receipt to: %r", remotedomains)
for domain in remotedomains:
self.federation.build_and_send_edu(
destination=domain,
edu_type="m.receipt",
content={
room_id: {
receipt_type: {
user_id: {
"event_ids": [event_id],
"data": data,
}
}
},
},
key=(room_id, receipt_type, user_id),
)
self.federation.send_read_receipt(receipt)
@defer.inlineCallbacks
def get_receipts_for_room(self, room_id, to_key):

12
synapse/types.py
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@ -16,6 +16,8 @@ import re
import string
from collections import namedtuple
import attr
from synapse.api.errors import SynapseError
@ -455,3 +457,13 @@ class ThirdPartyInstanceID(
@classmethod
def create(cls, appservice_id, network_id,):
return cls(appservice_id=appservice_id, network_id=network_id)
@attr.s(slots=True)
class ReadReceipt(object):
"""Information about a read-receipt"""
room_id = attr.ib()
receipt_type = attr.ib()
user_id = attr.ib()
event_ids = attr.ib()
data = attr.ib()