RabbitMQ之入门
生成者:
#coding:utf-8 import sys import pika credentials=pika.PlainCredentials("guest","guest") #获取信道 conn_params=pika.ConnectionParameters("192.168.30.252",credentials=credentials) conn_broker=pika.BlockingConnection(conn_params) channel=conn_broker.channel() #声明交换器 ''' callback=None, exchange=None, #交换器名称 exchange_type='direct', #交换器的类型 passive=False, #校验是否存在 durable=False, #是否持久化 auto_delete=False,#最后一个订阅后是否删除 internal=False, nowait=False, arguments=None, type=None ''' channel.exchange_declare(exchange="hello-exchange",type="direct",passive=False,durable=True,auto_delete=False) #创建文本消息 msg=sys.argv[1] msg_props=pika.BasicProperties() msg_props.content_type='text/plain' #发布消息 channel.basic_publish(body=msg,exchange="hello-exchange",properties=msg_props,routing_key="hola")
消费者:
#coding:utf-8 __author__ = 'similarface' import pika #建立到代理服务器的连接 credentials=pika.PlainCredentials('guest','guest') conn_params=pika.ConnectionParameters("localhost",credentials=credentials) conn_broker=pika.BlockingConnection(conn_params) #获取信道 channel=conn_broker.channel() #声明交换器 channel.exchange_declare(exchange="hello-exchange",type="direct",passive=False ,durable=True,auto_delete=False) #声明队列 channel.queue_declare(queue="hello-queue") #通过键hola 将队列和交换器绑定 channel.queue_bind(queue="hello-queue",exchange="hello-exchange",routing_key="hola") #用于处理传入消息的函数 def msg_consumer(channel,method,header,body): #消息确认 channel.basic_ack(delivery_tag=method.delivery_tag) if body=="quit": #停止消费并退出 channel.basic_cancel(consumer_tag="hello-consumer") channel.stop_consuming() else: print(body) return #订阅消费者 channel.basic_consume(msg_consumer,queue="hello-queue",consumer_tag="hello-consumer") #开始消费 channel.start_consuming()