python操作redis-sentinel集群

1.安装Python-Redis客户端:

   pip install redis

2. API操作:

   

import redis
from redis.sentinel import Sentinel

# 连接哨兵服务器(主机名也可以用域名)
sentinel = Sentinel([('192.168.31.87', 26379),('192.168.31.88', 26379)],socket_timeout=0.5)

# 获取主服务器地址
master = sentinel.discover_master('mymaster')
print(master)
# 输出:('192.168.31.87', 26379)
# 获取从服务器地址
slave = sentinel.discover_slaves('mymaster')
print(slave)
# 输出:[('192.168.31.88', 26379)]


# 获取主服务器进行写入
master = sentinel.master_for('mymaster', socket_timeout=0.5, password='123', db=15)
w_ret = master.set('foo', 'bar')
# 输出:True


# # 获取从服务器进行读取(默认是round-roubin)
slave = sentinel.slave_for('mymaster', socket_timeout=0.5, password='123', db=15)
r_ret = slave.get('foo')
print(r_ret)
# # 输出:bar

 

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