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Docker安装RabbitMQ配置MQTT
使用RabbitMQ作为MQTT服务端,Eclipse Paho作为客户端。宿主机系统为ubuntu16.04
Docker下载镜像
docker pull daocloud.io/library/rabbitmq:3.7.4
启动RabbitMQ
docker run -d --hostname my-rabbit --name some-rabbit -p 15672:15672 -p 5672:5672 -p 1883:1883 -p 15675:15675 daocloud.io/library/rabbitmq:3.7.4
注意映射容器端口
15672 是rabbitmq management管理界面默认访问端口
5672 是amqp默认端口
1883 是mqtt tcp协议默认端口
15675 是web_mqtt websocket协议默认端口
启用插件
默认安装后我们需要手动开启rabbitmq_management插件,rabbitmq_mqtt插件和rabbitmq_web_mqtt插件。
执行如下三条命令
docker exec <容器ID> rabbitmq-plugins enable rabbitmq_management
docker exec <容器ID> rabbitmq-plugins enable rabbitmq_mqtt
docker exec <容器ID> rabbitmq-plugins enable rabbitmq_web_mqtt
开放宿主机端口
firewall-cmd --zone=public --add-port=15672/tcp --permanent
firewall-cmd --zone=public --add-port=5672/tcp --permanent
firewall-cmd --zone=public --add-port=1883/tcp --permanent
firewall-cmd --zone=public --add-port=15675/tcp --permanent
firewall-cmd --reload
Python MQTT客户端实现
安装python包
pip install paho-mqtt
发送数据demo(消费者)
# 使用前需要启动hbase和thrift服务器
# 启动hbase在cd /usr/local/hbase下bin/start-hbase.sh 默认端口为 60000
# 启动thrift服务器cd /usr/local/hbase/bin执行./hbase-daemon.sh start thrift 默认端口为9090
import sys
import os
dir_common = os.path.split(os.path.realpath(__file__))[0] + '/../'
sys.path.append(dir_common) # 将根目录添加到系统目录,才能正常引用common文件夹
import argparse #
import logging
import time,datetime
from common.py_log import init_logger,init_console_logger
from common.config import *
from common.py_hbase import PyHbase
import time,json
from common.py_rabbit import Rabbit_Consumer
def receive_message(channel, method, properties, body):
print(" receive %r" % body)
channel.basic_ack(delivery_tag=method.delivery_tag) # 告诉生成者,消息处理完成
# channel.basicAck(delivery.getEnvelope().getDeliveryTag(), false);
consumer = Rabbit_Consumer()
consumer.set_queue(exchange="test1",exchange_type='fanout')
consumer.set_receive_config(receive_message,no_ack=False)
consumer.start_receive()
consumer.close()
接收数据demo(生产者)
import paho.mqtt.publish as publish
import time
HOST = "192.168.2.238"
PORT = 1883
def on_connect(client, userdata, flags, rc):
print("Connected with result code "+str(rc))
client.subscribe("test")
def on_message(client, userdata, msg):
print(msg.topic+" "+msg.payload.decode("utf-8"))
if __name__ == '__main__':
client_id = time.strftime('%Y%m%d%H%M%S',time.localtime(time.time()))
# client = mqtt.Client(client_id) # ClientId不能重复,所以使用当前时间
# client.username_pw_set("admin", "123456") # 必须设置,否则会返回「Connected with result code 4」
# client.on_connect = on_connect
# client.on_message = on_message
# client.connect(HOST, PORT, 60)
# client.publish("test", "你好 MQTT", qos=0, retain=False) # 发布消息
publish.single("test", "你好 MQTT", qos = 1,hostname=HOST,port=PORT, client_id=client_id,auth = {'username':"guest", 'password':"guest"})