python redis 操作

目的：

验证redis 集群模式，高可用场景

insert.py

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from rediscluster import ClusterBlockingConnectionPool, RedisCluster, ClusterConnectionPool   def init():     startup_nodes = [             {'host': '10.12.16.50', 'port': 6379},             {'host': '10.12.16.50', 'port': 6380},             {'host': '10.12.16.51', 'port': 6379},             {'host': '10.12.16.51', 'port': 6380},             {'host': '10.12.16.52', 'port': 6379},             {'host': '10.12.16.52', 'port': 6380}]     # 构建连接池     pool = ClusterConnectionPool(startup_nodes=startup_nodes)       # 创建redis集群客户端     redis_client = RedisCluster(connection_pool=pool)     print("redis集群连接成功！！！")           return redis_client   def insert(key, i):     redis_client = init()     # 数据写入测试     redis_client.lpush(key, i)     print("{}-->{}".format(key,i))     # print("测试数据写入成功!!!")   def delete(key):     redis_client = init()     # 数据写入测试     redis_client.delete(key)     print("{}-->{}".format("测试数据","删除成功"))   if __name__=="__main__":     key = "alamTest"     delete(key)     for i in range(1,1000):         import time         time.sleep(1)         insert(key,i)         print("-----time={}".format(time.asctime()))

　　

select.py

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from rediscluster import ClusterBlockingConnectionPool, RedisCluster, ClusterConnectionPool   def init():     startup_nodes = [             {'host': '10.12.16.50', 'port': 6379},             {'host': '10.12.16.50', 'port': 6380},             {'host': '10.12.16.51', 'port': 6379},             {'host': '10.12.16.51', 'port': 6380},             {'host': '10.12.16.52', 'port': 6379},             {'host': '10.12.16.52', 'port': 6380}]     # 构建连接池     pool = ClusterConnectionPool(startup_nodes=startup_nodes)       # 创建redis集群客户端     redis_client = RedisCluster(connection_pool=pool)     # print("redis集群连接成功！！！")     return redis_client   def select(keys="alamTest"):     redis_client = init()     # 数据写入测试     count = redis_client.llen(keys)     print("{}-->{}".format(keys,count))     # print("测试数据查看成功!!!")   if __name__=="__main__":     while 1:         import time         time.sleep(1)         select()         print("-----time={}".format(time.asctime()))