def send_user_sync(
self, instance_id: str, user_id: str, is_syncing: bool, last_sync_ms: int
) -> None:
"""Poke the master that a user has started/stopped syncing."""
self.send_command(
UserSyncCommand(instance_id, user_id, is_syncing, last_sync_ms)
)
def new_connection(self, connection: AbstractConnection):
"""Called when we have a new connection.
"""
self._connections.append(connection)
# If we are connected to replication as a client (rather than a server)
# we need to reset the reconnection delay on the client factory (which
# is used to do exponential back off when the connection drops).
#
# Ideally we would reset the delay when we've "fully established" the
# connection (for some definition thereof) to stop us from tightlooping
# on reconnection if something fails after this point and we drop the
# connection. Unfortunately, we don't really have a better definition of
# "fully established" than the connection being established.
if self._factory:
self._factory.resetDelay()
# Tell the other end if we have any users currently syncing.
currently_syncing = (self._presence_handler.
get_currently_syncing_users_for_replication())
now = self._clock.time_msec()
for user_id in currently_syncing:
connection.send_command(
UserSyncCommand(self._instance_id, user_id, True, now))
def connectionMade(self):
self.send_command(NameCommand(self.client_name))
BaseReplicationStreamProtocol.connectionMade(self)
# Once we've connected subscribe to the necessary streams
for stream_name, token in iteritems(self.handler.get_streams_to_replicate()):
self.replicate(stream_name, token)
# Tell the server if we have any users currently syncing (should only
# happen on synchrotrons)
currently_syncing = self.handler.get_currently_syncing_users()
now = self.clock.time_msec()
for user_id in currently_syncing:
self.send_command(UserSyncCommand(user_id, True, now))
# 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()