kopia lustrzana https://github.com/Yakifo/amqtt
59 wiersze
1.7 KiB
Python
59 wiersze
1.7 KiB
Python
import asyncio
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import logging
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from amqtt.client import ConnectError, MQTTClient
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from amqtt.mqtt.constants import QOS_1, QOS_2
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"""
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This sample shows how to publish messages to broker using different QOS
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"""
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logger = logging.getLogger(__name__)
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config = {
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"will": {
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"topic": "/will/client",
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"message": b"Dead or alive",
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"qos": QOS_1,
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"retain": True,
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},
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}
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async def test_coro1() -> None:
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client = MQTTClient()
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await client.connect("mqtt://localhost:1883/")
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tasks = [
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asyncio.ensure_future(client.publish("a/b", b"TEST MESSAGE WITH QOS_0")),
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asyncio.ensure_future(client.publish("a/b", b"TEST MESSAGE WITH QOS_1", qos=QOS_1)),
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asyncio.ensure_future(client.publish("a/b", b"TEST MESSAGE WITH QOS_2", qos=QOS_2)),
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]
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await asyncio.wait(tasks)
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logger.info("test_coro1 messages published")
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await client.disconnect()
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async def test_coro2() -> None:
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try:
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client = MQTTClient(config={'auto_reconnect': False, 'connection_timeout': 1})
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await client.connect("mqtt://localhost:1884/")
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await client.publish("a/b", b"TEST MESSAGE WITH QOS_0", qos=0x00)
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await client.publish("a/b", b"TEST MESSAGE WITH QOS_1", qos=0x01)
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await client.publish("a/b", b"TEST MESSAGE WITH QOS_2", qos=0x02)
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logger.info("test_coro2 messages published")
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await client.disconnect()
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except ConnectError:
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logger.info(f"Connection failed", exc_info=True)
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def __main__():
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formatter = "[%(asctime)s] :: %(levelname)s :: %(name)s :: %(message)s"
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logging.basicConfig(level=logging.INFO, format=formatter)
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asyncio.run(test_coro1())
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asyncio.run(test_coro2())
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if __name__ == "__main__":
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__main__()
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