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购物返利网站怎么做,宁波seo营销平台,军事新闻今日,网站开发无锡本文为博主原创，未经授权，严禁转载及使用。 本文链接：https://blog.csdn.net/zyooooxie/article/details/112484045 之前写过一篇 使用redis-py来操作redis集群， https://blog.csdn.net/zyooooxie/article/details/123760358 &am…

本文为博主原创，未经授权，严禁转载及使用。
本文链接：https://blog.csdn.net/zyooooxie/article/details/112484045

之前写过一篇 使用redis-py来操作redis集群， https://blog.csdn.net/zyooooxie/article/details/123760358 ，这期来分享下 使用redis-py-cluster；

【实际这篇博客推迟发布N个月】

个人博客：https://blog.csdn.net/zyooooxie

【以下所有内容仅为个人项目经历，如有不同，纯属正常】

redis-py-cluster

https://pypi.org/project/redis-py-cluster/

This major version of redis-py-cluster supports redis-py >=3.0.0, <4.0.0.

代码

"""
@blog: https://blog.csdn.net/zyooooxie
@qq: 153132336
@email: zyooooxie@gmail.com
"""import tracebackfrom rediscluster import ClusterConnectionPool
from rediscluster import RedisClusterfrom xxx_test.user_log import Loghost2 = ''
p1wd = ''
port = 1234
gl_key_name = 'TEST_xie*'Log.info('------')gl_real_string = ''
gl_real_hash = ''
gl_real_list = ''
gl_real_set = ''
gl_no_exist = 'TEST_zyooooxie'gl_test_str = 'test_str'
gl_test_hash = 'test_hash'
gl_test_list = 'test_list'
gl_test_set = 'test_set'Log.info('------')# pip install redis-py-cluster==2.1.3
# https://redis-py-cluster.readthedocs.io/en/2.1.3/index.htmldef redis_py_cluster_connect_1():rc = RedisCluster(startup_nodes=[{'host': host2, 'port': port}],decode_responses=True, password=pwd)Log.info('{}'.format(rc))Log.info(type(rc))Log.error('已连接')return rcdef redis_py_cluster_connect_2():ccp = ClusterConnectionPool(startup_nodes=[{'host': host2, 'port': port}],decode_responses=True, password=pwd)rc = RedisCluster(connection_pool=ccp)Log.info('{}'.format(rc))Log.info(type(rc))Log.error('已连接')return rcdef redis_py_cluster_connect_3():rc = RedisCluster(host=host2, port=port,decode_responses=True, password=pwd)Log.info('{}'.format(rc))Log.info(type(rc))Log.error('已连接')return rc
"""
@blog: https://blog.csdn.net/zyooooxie
@qq: 153132336
@email: zyooooxie@gmail.com
"""def cluster_commands(rc: RedisCluster):Log.info(rc.cluster_info())Log.info(rc.cluster_slots())Log.info(rc.cluster_nodes())Log.info('------')exist_key_slot = rc.cluster_keyslot(gl_real_string)  # 计算key 应该被放置在哪个slotLog.info(exist_key_slot)Log.info(rc.cluster_countkeysinslot(exist_key_slot))  # 返回  slot 目前包含的键值对数量Log.info(rc.cluster_get_keys_in_slot(exist_key_slot, 0))  # 返回 n 个 slot的键Log.info(rc.cluster_get_keys_in_slot(exist_key_slot, 1))Log.info(rc.cluster_get_keys_in_slot(exist_key_slot, 2))Log.info(rc.cluster_get_keys_in_slot(exist_key_slot, 3))Log.info('------')Log.info(rc.cluster_keyslot(gl_real_hash))Log.info(rc.cluster_keyslot(gl_real_list))Log.info(rc.cluster_keyslot(gl_real_set))Log.info(rc.cluster_keyslot(gl_no_exist))
"""
@blog: https://blog.csdn.net/zyooooxie
@qq: 153132336
@email: zyooooxie@gmail.com
"""def keys_commands(rc: RedisCluster):data_list = rc.keys(gl_key_name)Log.info(len(data_list))Log.info(type(data_list))Log.error('------')def scan_commands(rc: RedisCluster):data_list = list()cursor = 0# args = rc.scan(cursor, gl_key_name, count=5000)# Log.info(args)  # 返回值有问题# https://redis-py-cluster.readthedocs.io/en/2.1.3/commands.html#keys-generic# SCAN command has currently a buggy client side implementation.## It is not recommended to use any *SCAN methods.# 不建议使用任何*SCAN方法。Log.error('------')def scan_iter_method(rc: RedisCluster):args = rc.scan_iter(gl_key_name, count=5000)Log.info(args)Log.info(type(args))data = list(args)Log.info(len(data))Log.info(data[-10:])
"""
@blog: https://blog.csdn.net/zyooooxie
@qq: 153132336
@email: zyooooxie@gmail.com
"""def cluster_str(rc: RedisCluster):""":param rc::return:"""# https://redis.io/docs/data-types/strings/Log.info(rc.delete(gl_test_str))Log.info(rc.set(gl_test_str, 'https://blog.csdn.net/zyooooxie', ex=1000))Log.info(rc.get(gl_test_str))key1 = 'external:customer:xxx_1'key2 = 'external:customer:xxx_2'key3 = 'external:customer:xxx_3'key4 = 'external:TEST'Log.info(rc.mset({key1: 'value 1', key2: 'value 2', key3: '3个确定都是相同slot',key4: 'redis-py-cluster的mget、mset 支持 不同slot的key'}))Log.info(rc.mget(key1, key3, key2))Log.info(rc.mget(key1, key4))Log.info('------')Log.info('redis-py-cluster的unlink 必须是 the same slot的key')Log.info(rc.unlink(key1, key3))# Log.info(rc.unlink(key1, key4, gl_no_exist))  # Keys in request don't hash to the same slotLog.info(rc.exists(gl_test_str))Log.info(rc.type(gl_test_str))Log.info(rc.ttl(gl_test_str))Log.info(rc.expire(gl_test_str, 2 * 60 * 60))def cluster_hash(rc: RedisCluster):""":param rc::return:"""# https://redis.io/docs/data-types/hashes/Log.info(rc.delete(gl_test_hash))Log.info(rc.hset(gl_test_hash, mapping={'hash_key0': 'hash_value0', 'hash_key1': 'hash_value1','hash_key2': 'hash_value2', 'hash_key3': 'hash_value3','hk4': 'hv4', 'hk5': 'hv5','hk6': 'hv6'}))Log.info(rc.hget(gl_test_hash, 'hash_key0'))Log.info(rc.hlen(gl_test_hash))Log.info(rc.hexists(gl_test_hash, 'hash_key2222'))Log.info(rc.hkeys(gl_test_hash))Log.info(rc.hvals(gl_test_hash))Log.info(rc.hdel(gl_test_hash, 'hash_key2222', 'hash_key0', 'hk6'))Log.info(rc.hmget(gl_test_hash, 'hash_key2222', 'hash_key2'))Log.info(rc.hmget(gl_test_hash, ['hash_key2222', 'hash_key2']))Log.info(rc.hmset(gl_test_hash, {'test': 'test_value', 'test2': 'test_value2'}))Log.info(rc.hgetall(gl_test_hash))Log.info('------')Log.info(rc.hset(gl_no_exist, mapping={'test': 'test_value', 'test2': 'test_value2'}))Log.info(rc.unlink(gl_no_exist))Log.info(rc.exists(gl_test_hash))Log.info(rc.type(gl_test_hash))Log.info(rc.ttl(gl_test_hash))Log.info(rc.expire(gl_test_hash, 2 * 60 * 60))def cluster_list(rc: RedisCluster):""":param rc::return:"""# https://redis.io/docs/data-types/lists/Log.info(rc.delete(gl_test_list))Log.info(rc.rpush(gl_test_list, 'list1', 'list2', 'list3'))Log.info(rc.lindex(gl_test_list, 1))Log.info(rc.llen(gl_test_list))Log.info(rc.lpush(gl_test_list, 'list0', 'list0'))Log.info(rc.linsert(gl_test_list, 'BEFORE', 'list0', 'BEFORE__'))Log.info(rc.linsert(gl_test_list, 'AFTER', 'list0', 'AFTER__'))  # 放在第一个list0 之后Log.info(rc.lrange(gl_test_list, 0, -1))Log.info(rc.lpop(gl_test_list))Log.info(rc.rpop(gl_test_list))Log.info(rc.lrem(gl_test_list, 1, 'list0'))Log.info(rc.lset(gl_test_list, 0, '新的_0'))Log.info('------')Log.info(rc.lpush(gl_no_exist, 0, 'list_0', 1, 'list_1'))Log.info(rc.unlink(gl_no_exist))Log.info(rc.type(gl_test_list))Log.info(rc.exists(gl_test_list))Log.info(rc.ttl(gl_test_list))Log.info(rc.expire(gl_test_list, 2 * 60 * 60))def cluster_set(rc: RedisCluster):""":param rc::return:"""# https://redis.io/docs/data-types/sets/Log.info(rc.delete(gl_test_set))Log.info(rc.sadd(gl_test_set, 'set1', 'set2', 'set3', 'set3', 'set3', 'set3', 'set4'))Log.info(rc.sismember(gl_test_set, 'set1111'))Log.info(rc.srem(gl_test_set, 'set1'))Log.info(rc.scard(gl_test_set))Log.info(rc.smembers(gl_test_set))Log.info('------')Log.info(rc.sadd(gl_no_exist, 'set3', 'set3', 'set3', 'set3'))Log.info(rc.unlink(gl_no_exist))Log.info(rc.type(gl_test_set))Log.info(rc.exists(gl_test_set))Log.info(rc.ttl(gl_test_set))Log.info(rc.expire(gl_test_set, 2 * 60 * 60))if __name__ == '__main__':Log.error('------')# rc_m = redis_py_cluster_connect_1()rc_m = redis_py_cluster_connect_2()# rc_m = redis_py_cluster_connect_3()# cluster_commands(rc=rc_m)try:# cluster_str(rc_m)# cluster_hash(rc_m)# cluster_list(rc_m)# cluster_set(rc_m)Log.error(gl_key_name)scan_commands(rc_m)keys_commands(rc_m)# scan_iter_method(rc_m)except Exception as e:Log.error(e.args)Log.info(traceback.format_exc())rc_m.close()Log.error('------')

本文链接：https://blog.csdn.net/zyooooxie/article/details/112484045

个人博客 https://blog.csdn.net/zyooooxie

http://www.hkea.cn/news/649020/

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