{"id":201994,"date":"2025-05-10T12:05:38","date_gmt":"2025-05-10T04:05:38","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201994\/"},"modified":"2025-05-10T12:05:38","modified_gmt":"2025-05-10T04:05:38","slug":"%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8redis%e5%92%8cgolang%e6%9e%84%e5%bb%ba%e5%88%86%e5%b8%83%e5%bc%8f%e9%94%81%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201994\/","title":{"rendered":"\u5982\u4f55\u5229\u7528Redis\u548cGolang\u6784\u5efa\u5206\u5e03\u5f0f\u9501\u529f\u80fd"},"content":{"rendered":"

<\/b> <\/p>\n

\u5982\u4f55\u5229\u7528Redis\u548cGolang\u6784\u5efa\u5206\u5e03\u5f0f\u9501\u529f\u80fd<\/h1>\n

\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5982\u4f55\u5229\u7528Redis\u548cGolang\u6784\u5efa\u5206\u5e03\u5f0f\u9501\u529f\u80fd\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\u6570\u636e\u5e93<\/span>\uff0c\u6216\u8005\u662f\u5bf9\u6570\u636e\u5e93<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n

\u5982\u4f55\u5229\u7528Redis\u548cGolang\u6784\u5efa\u5206\u5e03\u5f0f\u9501\u529f\u80fd<\/p>\n

\u5f15\u8a00\uff1a
\u968f\u7740\u4e92\u8054\u7f51\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u5206\u5e03\u5f0f\u7cfb\u7edf\u8d8a\u6765\u8d8a\u53d7\u5230\u91cd\u89c6\u3002\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u9501\u673a\u5236\u8d77\u7740\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u5b83\u53ef\u4ee5\u4fdd\u8bc1\u540c\u4e00\u65f6\u95f4\u53ea\u6709\u4e00\u4e2a\u7ebf\u7a0b\u6216\u8fdb\u7a0b\u80fd\u591f\u8bbf\u95ee\u5171\u4eab\u8d44\u6e90\uff0c\u4ece\u800c\u907f\u514d\u5e76\u53d1\u51b2\u7a81\u7684\u95ee\u9898\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5229\u7528Redis\u548cGolang\u6784\u5efa\u5206\u5e03\u5f0f\u9501\u529f\u80fd\uff0c\u5e76\u901a\u8fc7\u4ee3\u7801\u793a\u4f8b\u52a0\u4ee5\u8bf4\u660e\u3002<\/p>\n

\u4e00\u3001Redis\u4ecb\u7ecd
Redis\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u57fa\u4e8e\u5185\u5b58\u7684\u6570\u636e\u7ed3\u6784\u5b58\u50a8\u7cfb\u7edf\uff0c\u5b83\u652f\u6301\u591a\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u8868\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002Redis\u5177\u6709\u9ad8\u6027\u80fd\u3001\u9ad8\u5e76\u53d1\u3001\u6301\u4e45\u5316\u3001\u5206\u5e03\u5f0f\u7b49\u7279\u70b9\uff0c\u5e38\u7528\u4e8e\u7f13\u5b58\u3001\u4f1a\u8bdd\u7ba1\u7406\u3001\u6392\u884c\u699c\u3001\u4efb\u52a1\u961f\u5217\u7b49\u573a\u666f\u3002\u7531\u4e8eRedis\u7684\u539f\u5b50\u6027\u64cd\u4f5c\u548c\u8d85\u65f6\u8bbe\u7f6e\u7b49\u7279\u6027\uff0c\u4f7f\u5f97\u5b83\u6210\u4e3a\u6784\u5efa\u5206\u5e03\u5f0f\u9501\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n

\u4e8c\u3001\u5206\u5e03\u5f0f\u9501\u539f\u7406
\u5206\u5e03\u5f0f\u9501\u7684\u4e3b\u8981\u76ee\u6807\u662f\u786e\u4fdd\u540c\u4e00\u65f6\u523b\u53ea\u6709\u4e00\u4e2a\u5ba2\u6237\u7aef\u80fd\u591f\u83b7\u53d6\u9501\uff0c\u5176\u4ed6\u5ba2\u6237\u7aef\u9700\u8981\u7b49\u5f85\uff0c\u4ece\u800c\u786e\u4fdd\u5171\u4eab\u8d44\u6e90\u7684\u5b89\u5168\u6027\u3002\u5e38\u89c1\u7684\u5b9e\u73b0\u65b9\u6848\u6709\u57fa\u4e8e\u6570\u636e\u5e93\u7684\u9501\u548c\u57fa\u4e8e\u7f13\u5b58\u7684\u9501\uff0c\u5176\u4e2d\u57fa\u4e8e\u7f13\u5b58\u7684\u9501\u66f4\u5e38\u89c1\u3002<\/p>\n

\u57fa\u4e8e\u7f13\u5b58\u7684\u9501\u5b9e\u73b0\u539f\u7406\u5982\u4e0b\uff1a
1.\u5ba2\u6237\u7aef\u5c1d\u8bd5\u83b7\u53d6\u9501\uff0c\u5373\u5728\u7f13\u5b58\u4e2d\u8bbe\u7f6e\u4e00\u4e2a\u7279\u5b9a\u7684\u952e\u503c\u5bf9\uff0c\u8868\u793a\u8be5\u9501\u5df2\u88ab\u5360\u7528\u3002
2.\u82e5\u8bbe\u7f6e\u6210\u529f\uff0c\u5219\u5ba2\u6237\u7aef\u83b7\u53d6\u5230\u9501\uff0c\u53ef\u4ee5\u6267\u884c\u76f8\u5e94\u903b\u8f91\u3002
3.\u82e5\u8bbe\u7f6e\u5931\u8d25\uff0c\u5219\u8868\u793a\u9501\u5df2\u88ab\u5176\u4ed6\u5ba2\u6237\u7aef\u5360\u7528\uff0c\u6b64\u65f6\u5ba2\u6237\u7aef\u9700\u8981\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u540e\u518d\u6b21\u5c1d\u8bd5\u83b7\u53d6\u9501\uff0c\u76f4\u81f3\u83b7\u53d6\u6210\u529f\u3002<\/p>\n

\u4e09\u3001Golang\u4ee3\u7801\u793a\u4f8b<\/p>\n

\u4ee5\u4e0b\u662f\u57fa\u4e8eRedis\u548cGolang\u5b9e\u73b0\u7684\u5206\u5e03\u5f0f\u9501\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n

package main\n\nimport (\n    \"fmt\"\n    \"github.com\/gomodule\/redigo\/redis\"\n    \"time\"\n)\n\ntype RedisLock struct {\n    redisPool *redis.Pool\n    resource  string\n    expire    time.Duration\n}\n\nfunc NewRedisLock(pool *redis.Pool, resource string, expire time.Duration) *RedisLock {\n    return &RedisLock{\n        redisPool: pool,\n        resource:  resource,\n        expire:    expire,\n    }\n}\n\nfunc (lock *RedisLock) TryLock() bool {\n    conn := lock.redisPool.Get()\n    defer conn.Close()\n\n    \/\/ \u5c1d\u8bd5\u83b7\u53d6\u9501\n    result, err := redis.String(conn.Do(\"SET\", lock.resource, \"1\", \"EX\", int(lock.expire.Seconds()), \"NX\"))\n    if err != nil {\n        fmt.Println(\"\u5c1d\u8bd5\u83b7\u53d6\u9501\u53d1\u751f\u9519\u8bef\uff1a\", err)\n        return false\n    }\n\n    return result == \"OK\"\n}\n\nfunc (lock *RedisLock) Unlock() {\n    conn := lock.redisPool.Get()\n    defer conn.Close()\n\n    _, err := conn.Do(\"DEL\", lock.resource)\n    if err != nil {\n        fmt.Println(\"\u91ca\u653e\u9501\u53d1\u751f\u9519\u8bef\uff1a\", err)\n    }\n}\n\nfunc main() {\n    pool := &redis.Pool{\n        MaxIdle:     3,\n        MaxActive:   10,\n        IdleTimeout: time.Minute,\n        Dial: func() (redis.Conn, error) {\n            return redis.Dial(\"tcp\", \"localhost:6379\") \/\/ Redis\u8fde\u63a5\u5730\u5740\n        },\n    }\n\n    lock := NewRedisLock(pool, \"distributed_lock\", 10*time.Second)\n    \n    \/\/ \u5c1d\u8bd5\u83b7\u53d6\u5206\u5e03\u5f0f\u9501\n    if lock.TryLock() {\n        fmt.Println(\"\u6210\u529f\u83b7\u53d6\u5230\u9501\")\n        \/\/ \u6267\u884c\u76f8\u5e94\u903b\u8f91\n        time.Sleep(5 * time.Second)\n        fmt.Println(\"\u903b\u8f91\u6267\u884c\u5b8c\u6bd5\")\n        \/\/ \u91ca\u653e\u9501\n        lock.Unlock()\n    } else {\n        fmt.Println(\"\u9501\u5df2\u88ab\u5176\u4ed6\u5ba2\u6237\u7aef\u5360\u7528\uff0c\u8bf7\u7a0d\u540e\u518d\u8bd5\")\n    }\n\n    \/\/ \u5173\u95edRedis\u8fde\u63a5\u6c60\n    pool.Close()\n}<\/pre>\n
\u4ee5\u4e0a\u4ee3\u7801\u5b9e\u73b0\u4e86\u4e00\u4e2a\u57fa\u4e8eRedis\u548cGolang\u7684\u5206\u5e03\u5f0f\u9501\u3002\u5728main\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2aRedis\u8fde\u63a5\u6c60\uff0c\u5e76\u901a\u8fc7NewRedisLock\u51fd\u6570\u521d\u59cb\u5316\u4e86\u4e00\u4e2a\u5206\u5e03\u5f0f\u9501\u5bf9\u8c61\u3002\u7a0b\u5e8f\u901a\u8fc7\u8c03\u7528TryLock\u51fd\u6570\u6765\u5c1d\u8bd5\u83b7\u53d6\u9501\uff0c\u5982\u679c\u83b7\u53d6\u6210\u529f\uff0c\u5219\u6267\u884c\u76f8\u5e94\u903b\u8f91\uff0c\u5e76\u5728\u903b\u8f91\u6267\u884c\u5b8c\u6bd5\u540e\u8c03\u7528Unlock\u51fd\u6570\u91ca\u653e\u9501\u3002\u82e5\u83b7\u53d6\u9501\u5931\u8d25\uff0c\u5219\u8868\u793a\u9501\u5df2\u88ab\u5176\u4ed6\u5ba2\u6237\u7aef\u5360\u7528\uff0c\u9700\u8981\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u540e\u518d\u6b21\u5c1d\u8bd5\u83b7\u53d6\u9501\u3002\u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u5728\u7a0b\u5e8f\u7ed3\u675f\u65f6\u5173\u95edRedis\u8fde\u63a5\u6c60\u3002<\/p>\n
\u7ed3\u8bba\uff1a
\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\u548c\u4ee3\u7801\u793a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5982\u4f55\u5229\u7528Redis\u548cGolang\u6784\u5efa\u5206\u5e03\u5f0f\u9501\u529f\u80fd\u3002\u5206\u5e03\u5f0f\u9501\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u8d77\u7740\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u5b83\u80fd\u591f\u4fdd\u8bc1\u5171\u4eab\u8d44\u6e90\u7684\u5b89\u5168\u8bbf\u95ee\uff0c\u907f\u514d\u5e76\u53d1\u51b2\u7a81\u7684\u95ee\u9898\u3002\u901a\u8fc7Redis\u63d0\u4f9b\u7684\u539f\u5b50\u6027\u64cd\u4f5c\u548c\u8d85\u65f6\u8bbe\u7f6e\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u53ef\u9760\u7684\u5206\u5e03\u5f0f\u9501\u3002\u5f00\u53d1\u4eba\u5458\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\uff0c\u7ed3\u5408\u81ea\u5df1\u7684\u4e1a\u52a1\u573a\u666f\u5bf9\u4ee3\u7801\u8fdb\u884c\u8fdb\u4e00\u6b65\u4f18\u5316\u548c\u6269\u5c55\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u52a0\u7a33\u5b9a\u9ad8\u6548\u7684\u5206\u5e03\u5f0f\u9501\u529f\u80fd\u3002<\/p>\n
\n
\n <\/dt>\n
\n   \u5229\u7528MySQL\u548cBash\u811a\u672c\u5f00\u53d1\uff1a\u5982\u4f55\u5b9e\u73b0\u6570\u636e\u5e93\u6027\u80fd\u4f18\u5316\u529f\u80fd\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   \u4f7f\u7528Java\u548cRedis\u6784\u5efa\u5206\u5e03\u5f0f\u63a8\u8350\u7cfb\u7edf\uff1a\u5982\u4f55\u4e2a\u6027\u5316\u63a8\u8350\u5546\u54c1\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u5982\u4f55\u5229\u7528Redis\u548cGolang...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201994","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201994","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201994"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201994\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201994"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201994"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201994"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}