def main(args, context):
logger = logging.getLogger(__name__)
settings = configuration.Config()
serializer = serialization.Serializer()
output_data = communication.connect_socket(
context,
socket_type=zmq.SUB,
connection=settings.connections["output_data"])
output_data.setsockopt(zmq.SUBSCRIBE, settings.topics["weights"])
logger.info("Listening for data stream.")
try:
while True:
message_buffer = output_data.recv()
message = serializer.read_buffer(message_buffer, topic="weights")
logger.info("Recieved: %s", message)
time.sleep(args.s)
except Exception as e:
logger.exception("Listening failed.")
logger.info("Shutting down monitor.")
sys.exit()
except KeyboardInterrupt as e:
logger.debug("User interrupt.")
logger.info("Shutting down monitor.")
sys.exit()
return
def main(args, context):
logger = logging.getLogger(__name__)
settings = configuration.Config()
serializer = serialization.Serializer()
input_data = communication.connect_socket(
context,
socket_type=zmq.PUB,
connection=settings.connections["input_data"])
logger.info("Starting data stream. Sending %d elements.", args.n)
try:
for i in xrange(args.n):
logger.debug("Sending: %s", str(i))
message = i
message_buffer = serializer.write_buffer(message, topic="camera")
input_data.send(message_buffer)
time.sleep(args.s)
logger.info("Data transfer complete.")
except Exception as e:
logger.exception("Failed sending camera data.")
logger.info("Shutting down camera data stream.")
sys.exit()
return
def __init__(self, topic, sleep = 0, connection = "output_data" , settings = configuration.Config(), serializer = serialization.Serializer()):
self.context = zmq.Context()
self.settings = settings
self.serializer = serializer
self.sleep = sleep
self.topic = topic
self.logger_parent = logging.getLogger("topical monitor")
self.logger_parent.setLevel(logging.INFO)
self.data = communication.connect_socket(self.context, socket_type = zmq.SUB, connection = self.settings.connections[connection])
self.data.setsockopt(zmq.SUBSCRIBE, self.settings.topics[topic])
def __init__(self,
config=configuration.Config(),
serializer=serialization.Serializer(),
payload=payload.Payload()):
self.context = zmq.Context()
self.settings = config
self.serializer = serializer
self.payload = payload
self.controller = communication.connect_socket(
self.context,
socket_type=zmq.REQ,
connection=self.settings.connections["commander"])
self.logger = logging.getLogger("commander")
