amqtt/samples/client_publish_ssl.py

52 wiersze
1.4 KiB
Python

import asyncio
import logging
from pathlib import Path
from amqtt.client import MQTTClient
from amqtt.mqtt.constants import QOS_1, QOS_2
"""
This sample shows how to publish messages to secure broker.
Use `openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout key.pem -out cert.pem -subj "/CN=localhost"` to
generate a self-signed certificate for the broker to use.
"""
logger = logging.getLogger(__name__)
config = {
"will": {
"topic": "/will/client",
"message": "Dead or alive",
"qos": QOS_1,
"retain": True,
},
"auto_reconnect": False,
"check_hostname": False,
"certfile": "cert.pem",
}
client = MQTTClient(config=config)
async def test_coro() -> None:
await client.connect("mqtts://localhost:8883")
tasks = [
asyncio.ensure_future(client.publish("a/b", b"TEST MESSAGE WITH QOS_0")),
asyncio.ensure_future(client.publish("a/b", b"TEST MESSAGE WITH QOS_1", qos=QOS_1)),
asyncio.ensure_future(client.publish("a/b", b"TEST MESSAGE WITH QOS_2", qos=QOS_2)),
]
await asyncio.wait(tasks)
logger.info("messages published")
await client.disconnect()
def __main__():
formatter = "[%(asctime)s] {%(filename)s:%(lineno)d} %(levelname)s - %(message)s"
logging.basicConfig(level=logging.DEBUG, format=formatter)
asyncio.run(test_coro())
if __name__ == "__main__":
__main__()