direct_client:广播接收
#!/usr/bin/env python
#_*_coding:utf-8_*_
import pika,time,sys
connection = pika.BlockingConnection(pika.ConnectionParameters(
'localhost'))
channel = connection.channel()
channel.exchange_declare(exchange='direct_logs',#定义一个接收的频道
type='direct')
reult=channel.queue_declare(exclusive=True)#随机生成唯一的队列名,会在消息接收后自动删除
queuename=reult.method.queue#队列名 自动生成
severities = sys.argv[1:]
if not severities:
sys.stderr.write("Usage: %s [info] [warning] [error]\n" % sys.argv[0])#启动接收的消息级别
sys.exit(1)
for severity in severities:#循环接收各级别的消息
channel.queue_bind(exchange='direct_logs',
queue=queuename,
routing_key=severity)
def callback(ch, method, properties, body):#回调函数
print('接收消息中…………')
#time.sleep(5)
print(" [x] Received %r" % body.decode())
ch.basic_ack(delivery_tag=method.delivery_tag)
channel.basic_qos(prefetch_count=1)#同时只处理一个消息
channel.basic_consume(callback,#接收到消息调用回调函数 callback
queue=queuename,
#no_ack=True
)
print('
接收消息中. To exit press CTRL+C')
channel.start_consuming()#启动消息接收
View Code rabbitmq_server_direct 服务端 广播
#!/usr/bin/env python
#{data} {time}
#_*_coding:utf-8_*_
import pika,sys,time
connection = pika.BlockingConnection(pika.ConnectionParameters(
'localhost'))
channel = connection.channel()#管道
severity = sys.argv[1] if len(sys.argv) > 1 else 'info'#启动参数 默认无参数为 info 级别
msg=''.join(sys.argv[2:]) or 'info:消息默认发送………'#启动参数 为空,发默认消息
for i in range(10):
time.sleep(1)
channel.basic_publish(exchange='direct_logs',#绑定频道
routing_key=severity,#默认的消息队列级别
body=msg+str(i),
#properties=pika.BasicProperties(delivery_mode=2)#持久化 广播不能使用
)
print(msg,severity)
connection.close()
#channel.close()
View Code rabbitmq_server:
View Code rabbitmq_server_2: 消息持久化
import pika
connection = pika.BlockingConnection(pika.ConnectionParameters(
'localhost'))
channel = connection.channel()#管道
#声明queue
#channel.queue_declare(queue='hello')#队列名 hello
channel.queue_declare(queue='hello',durable=True)#队列名 hello,持久化队列
for i in range(10):
channel.basic_publish(exchange='',
routing_key='hello',
body='Hello World!%s'%i,
properties=pika.BasicProperties(delivery_mode=2))
print(" [x] Sent 'Hello World!'",i)
connection.close()
View Code rabbitmq_server_fanout. fanout 模式发送端
import pika,sys,time
connection = pika.BlockingConnection(pika.ConnectionParameters(
'localhost'))
channel = connection.channel()#管道
#声明queue 广播模式不用声明队列
#channel.queue_declare(queue='hello')#队列名 hello
#channel.queue_declare(queue='hello',durable=True)#队列名 hello,持久化队列
argv=input('输入消息')
msg=''.join(sys.argv[1:]) or 'info:消息默认发送………'
for i in range(10):
time.sleep(1)
channel.basic_publish(exchange='logs',#绑定频道
#routing_key='hello',
routing_key='',
body=msg+str(i),
#properties=pika.BasicProperties(delivery_mode=2)#持久化 广播不能使用
)
print(msg,i)
#connection.close()
View Code rabbitmq_client_fanout fanout 接收端
#!/usr/bin/env python
#{data} {time}
#_*_coding:utf-8_*_
import pika,time
connection = pika.BlockingConnection(pika.ConnectionParameters(
'localhost'))
channel = connection.channel()
#channel.queue_declare(queue='hello2')#服务端与客户端的设置需一致,不然会报错
#channel.queue_declare(queue='hello2',durable=True)#队列名 hello,持久化队列
channel.exchange_declare(exchange='logs',#绑定频道
type='fanout')#接收类型
reult=channel.queue_declare(exclusive=True)#随机生成唯一的队列名,会在消息接收后自动删除
queuename=reult.method.queue#队列名 自动生成
channel.queue_bind(exchange='logs',#先要绑定频道
queue=queuename
)
def callback(ch, method, properties, body):#回调函数
print('接收消息中…………')
#time.sleep(5)
print(" [x] Received %r" % body.decode())
ch.basic_ack(delivery_tag=method.delivery_tag)
channel.basic_qos(prefetch_count=1)#同时只处理一个消息
channel.basic_consume(callback,#接收到消息调用回调函数 callback
queue=queuename,
#no_ack=True
)
print('
接收消息中. To exit press CTRL+C')
channel.start_consuming()#启动消息接收
View Code
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