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Move connecting logic into ClientReplicationStreamProtocol

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This commit is contained in:
Erik Johnston 2019-02-27 10:22:52 +00:00
parent 09fc34c935
commit 6870fc496f
2 changed files with 17 additions and 18 deletions
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18
synapse/replication/tcp/client.py
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@ -89,11 +89,6 @@ class ReplicationClientHandler(object):
# Used for tests.
self.awaiting_syncs = {}
# Set of stream names that have been subscribe to, but haven't yet
# caught up with. This is used to track when the client has been fully
# connected to the remote.
self.streams_connecting = None
# The factory used to create connections.
self.factory = None
@ -122,12 +117,6 @@ class ReplicationClientHandler(object):
Can be overriden in subclasses to handle more.
"""
# When we get a `POSITION` command it means we've finished getting
# missing updates for the given stream, and are now up to date.
self.streams_connecting.discard(stream_name)
if not self.streams_connecting:
self.finished_connecting()
return self.store.process_replication_rows(stream_name, token, [])
def on_sync(self, data):
@ -154,9 +143,6 @@ class ReplicationClientHandler(object):
elif room_account_data:
args["account_data"] = room_account_data
# Record which streams we're in the process of subscribing to
self.streams_connecting = set(args.keys())
return args
def get_currently_syncing_users(self):
@ -222,10 +208,6 @@ class ReplicationClientHandler(object):
connection.send_command(cmd)
self.pending_commands = []
# This will happen if we don't actually subscribe to any streams
if not self.streams_connecting:
self.finished_connecting()
def finished_connecting(self):
"""Called when we have successfully subscribed and caught up to all
streams we're interested in.

17
synapse/replication/tcp/protocol.py
View File

@ -511,6 +511,11 @@ class ClientReplicationStreamProtocol(BaseReplicationStreamProtocol):
self.server_name = server_name
self.handler = handler
# Set of stream names that have been subscribe to, but haven't yet
# caught up with. This is used to track when the client has been fully
# connected to the remote.
self.streams_connecting = set()
# Map of stream to batched updates. See RdataCommand for info on how
# batching works.
self.pending_batches = {}
@ -533,6 +538,10 @@ class ClientReplicationStreamProtocol(BaseReplicationStreamProtocol):
# We've now finished connecting to so inform the client handler
self.handler.update_connection(self)
# This will happen if we don't actually subscribe to any streams
if not self.streams_connecting:
self.handler.finished_connecting()
def on_SERVER(self, cmd):
if cmd.data != self.server_name:
logger.error("[%s] Connected to wrong remote: %r", self.id(), cmd.data)
@ -562,6 +571,12 @@ class ClientReplicationStreamProtocol(BaseReplicationStreamProtocol):
return self.handler.on_rdata(stream_name, cmd.token, rows)
def on_POSITION(self, cmd):
# When we get a `POSITION` command it means we've finished getting
# missing updates for the given stream, and are now up to date.
self.streams_connecting.discard(cmd.stream_name)
if not self.streams_connecting:
self.handler.finished_connecting()
return self.handler.on_position(cmd.stream_name, cmd.token)
def on_SYNC(self, cmd):
@ -578,6 +593,8 @@ class ClientReplicationStreamProtocol(BaseReplicationStreamProtocol):
self.id(), stream_name, token
)
self.streams_connecting.add(stream_name)
self.send_command(ReplicateCommand(stream_name, token))
def on_connection_closed(self):