def __init__(self, init_args=None, disown_timeout=2, heartbeat_timeout=20):
self._logger = core_log
self._init_endpoint(init_args or sys.argv)
self.sessions = dict()
self.sandbox = Sandbox()
self.loop = ev.Loop()
self.disown_timer = ev.Timer(self.on_disown, disown_timeout, self.loop)
self.heartbeat_timer = ev.Timer(self.on_heartbeat, heartbeat_timeout, self.loop)
self.heartbeat_timer.start()
if isinstance(self.endpoint, types.TupleType) or isinstance(self.endpoint, types.ListType):
if len(self.endpoint) == 2:
socket_type = socket.AF_INET
elif len(self.endpoint) == 4:
socket_type = socket.AF_INET6
else:
raise ValueError('invalid endpoint')
elif isinstance(self.endpoint, types.StringType):
socket_type = socket.AF_UNIX
else:
raise ValueError('invalid endpoint')
sock = socket.socket(socket_type)
self.pipe = Pipe(sock)
self.pipe.connect(self.endpoint, blocking=True)
self.loop.bind_on_fd(self.pipe.fileno())
self.decoder = Decoder()
self.decoder.bind(self.on_message)
self.w_stream = WritableStream(self.loop, self.pipe)
self.r_stream = ReadableStream(self.loop, self.pipe)
self.r_stream.bind(self.decoder.decode)
self.loop.register_read_event(self.r_stream._on_event,
self.pipe.fileno())
self._logger.debug("Worker with %s send handshake" % self.id)
# Send both messages - to run timers properly. This messages will be sent
# only after all initialization, so they have same purpose.
self._send_handshake()
self._send_heartbeat()
