amqtt/samples/client_publish.py

42 wiersze
1.1 KiB
Python

import logging
import asyncio
from hbmqtt.client import MQTTClient
#
# This sample shows how to publish messages to broker using different QOS
# Debug outputs shows the message flows
#
logger = logging.getLogger(__name__)
config = {
'will': {
'topic': '/will/client',
'message': b'Dead or alive',
'qos': 0x01,
'retain': True
}
}
#C = MQTTClient(config=config)
C = MQTTClient()
@asyncio.coroutine
def test_coro():
yield from C.connect('mqtt://localhost:1883/')
tasks = [
asyncio.async(C.publish('a/b', b'TEST MESSAGE WITH QOS_0')),
asyncio.async(C.publish('a/b', b'TEST MESSAGE WITH QOS_1', qos=0x01)),
asyncio.async(C.publish('a/b', b'TEST MESSAGE WITH QOS_2', qos=0x02)),
]
yield from asyncio.wait(tasks)
logger.info("messages published")
yield from C.disconnect()
if __name__ == '__main__':
formatter = "[%(asctime)s] {%(filename)s:%(lineno)d} %(levelname)s - %(message)s"
logging.basicConfig(level=logging.DEBUG, format=formatter)
asyncio.get_event_loop().run_until_complete(test_coro())