class ResourceManagerServer(object):
"""Resource manager server."""
def __init__(self,
port=RESOURCE_MANAGER_PORT,
parser=DEFAULT_PARSER,
log_to_screen=True):
"""Initialize the resource manager server.
Args:
port (number): client listener port.
parser (object): messages parser of type `AbstractParser`.
log_to_screen (bool): Enable log prints to screen.
"""
self.logger = get_logger(log_to_screen)
self._factory = ServerFactory()
self._factory.protocol = Worker
self._factory.logger = self.logger
self._factory.protocol.parser = parser()
self._port = port
self._reactor = SelectReactor()
self._reactor.listenTCP(port, self._factory)
self._resource_manager = ManagerThread(self._reactor, self.logger)
self._factory.request_queue = self._resource_manager.request_queue
def start(self):
"""Start resource manager server.
* Starts resource manager thread.
* Starts client listener.
"""
self.logger.debug("Starting resource manager, port:%d", self._port)
self._resource_manager.start()
self._reactor.run()
def stop(self):
"""Stop the resource manager server."""
self.logger.debug("Stopping resource manager server")
self._resource_manager.stop()
self._reactor.callFromThread(self._reactor.stop)
