def enviar_comando(function_name, *args, **kwargs):
"""Envia un comando remoto al servidor del plc"""
stream = broker.pubsub()
stream.subscribe('command-returns')
command = RemoteCommand(function_name, *args, **kwargs)
receptor = broker.publish('commands', command.serialize())
if receptor:
for message in stream.listen():
if message['type'] == 'message':
data = json.loads(message['data'])
print data
if data['id'] == command.id:
return data['success']
return False
def enviar_comando(function_name, *args, **kwargs):
"""Envia un comando remoto al servidor del plc"""
stream = broker.pubsub()
stream.subscribe('command-returns')
command = RemoteCommand(function_name, *args, **kwargs)
receptor = broker.publish('commands', command.serialize())
if receptor:
for message in stream.listen():
if message['type'] == 'message':
data = json.loads(message['data'])
print data
if data['id'] == command.id:
return data['success']
return False
def run(self):
#TODO implementar logging
pubsub = broker.pubsub()
pubsub.subscribe('commands')
for message in pubsub.listen():
if message['type'] == 'message':
logging.info("Se recibió el mensaje de ejecución remota %s", message['data'])
command = RemoteCommand()
command.unserialize(message['data'])
try:
success = command.execute(plc)
except:
success = False
logging.error("No se pudo ejecutar la orden: '%s'", command.function_name)
response = {'id':command.id, 'success': success}
time.sleep(0.6)
broker.publish('command-returns', json.dumps(response))
logging.info("enviada respuesta a comando: '%'", response)
def run(self):
#TODO implementar logging
pubsub = broker.pubsub()
pubsub.subscribe('commands')
for message in pubsub.listen():
if message['type'] == 'message':
logging.info("Se recibió el mensaje de ejecución remota %s",
message['data'])
command = RemoteCommand()
command.unserialize(message['data'])
try:
success = command.execute(plc)
except:
success = False
logging.error("No se pudo ejecutar la orden: '%s'",
command.function_name)
response = {'id': command.id, 'success': success}
time.sleep(0.6)
broker.publish('command-returns', json.dumps(response))
logging.info("enviada respuesta a comando: '%'", response)
