mirror of
https://github.com/avatao-content/baseimage-tutorial-framework
synced 2024-09-17 00:34:11 +00:00
41 lines
1.6 KiB
Python
41 lines
1.6 KiB
Python
import zmq
|
|
from zmq.eventloop.zmqstream import ZMQStream
|
|
|
|
from tfw.networking.serialization import serialize_all
|
|
from tfw.config import tfwenv
|
|
from tfw.config.logs import logging
|
|
log = logging.getLogger(__name__)
|
|
from tfw.networking.zmq_connector_base import ZMQConnectorBase
|
|
|
|
|
|
class EventHandlerDownlinkConnector(ZMQConnectorBase):
|
|
def __init__(self, zmq_context=None):
|
|
super(EventHandlerDownlinkConnector, self).__init__(zmq_context)
|
|
self._zmq_pull_socket = self._zmq_context.socket(zmq.PULL)
|
|
self._zmq_pull_stream = ZMQStream(self._zmq_pull_socket)
|
|
address = 'tcp://*:{}'.format(tfwenv.RECEIVER_PORT)
|
|
self._zmq_pull_socket.bind(address)
|
|
log.debug('Pull socket bound to {}'.format(address))
|
|
|
|
|
|
class EventHandlerUplinkConnector(ZMQConnectorBase):
|
|
def __init__(self, zmq_context=None):
|
|
super(EventHandlerUplinkConnector, self).__init__(zmq_context)
|
|
self._zmq_pub_socket = self._zmq_context.socket(zmq.PUB)
|
|
address = 'tcp://*:{}'.format(tfwenv.PUBLISHER_PORT)
|
|
self._zmq_pub_socket.bind(address)
|
|
log.debug('Pub socket bound to {}'.format(address))
|
|
|
|
|
|
class EventHandlerConnector(EventHandlerDownlinkConnector, EventHandlerUplinkConnector):
|
|
def __init__(self, zmq_context=None):
|
|
super(EventHandlerConnector, self).__init__(zmq_context)
|
|
|
|
def register_callback(self, callback):
|
|
self._zmq_pull_stream.on_recv(callback)
|
|
|
|
def send_message(self, message: dict, key: str = None):
|
|
if not key:
|
|
key = message['key']
|
|
self._zmq_pub_socket.send_multipart(serialize_all(key, message))
|