{"id":202230,"date":"2025-05-10T12:05:28","date_gmt":"2025-05-10T04:05:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202230\/"},"modified":"2025-05-10T12:05:28","modified_gmt":"2025-05-10T04:05:28","slug":"%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8redis%e5%92%8cgo%e8%af%ad%e8%a8%80%e5%ae%9e%e7%8e%b0%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\/202230\/","title":{"rendered":"\u5982\u4f55\u5229\u7528Redis\u548cGo\u8bed\u8a00\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u529f\u80fd"},"content":{"rendered":"

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

\u5982\u4f55\u5229\u7528Redis\u548cGo\u8bed\u8a00\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u529f\u80fd<\/h1>\n

\u4e00\u5206\u8015\u8018\uff0c\u4e00\u5206\u6536\u83b7\uff01\u65e2\u7136\u6253\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\u300a\u5982\u4f55\u5229\u7528Redis\u548cGo\u8bed\u8a00\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u529f\u80fd\u300b<\/span>\uff0c\u5c31\u575a\u6301\u770b\u4e0b\u53bb\u5427\uff01\u6587\u4e2d\u5185\u5bb9\u5305\u542b<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9…\u5e0c\u671b\u4f60\u80fd\u5728\u9605\u8bfb\u672c\u6587\u540e\uff0c\u80fd\u771f\u771f\u5b9e\u5b9e\u5b66\u5230\u77e5\u8bc6\u6216\u8005\u5e2e\u4f60\u89e3\u51b3\u5fc3\u4e2d\u7684\u7591\u60d1\uff0c\u4e5f\u6b22\u8fce\u5927\u4f6c\u6216\u8005\u65b0\u4eba\u670b\u53cb\u4eec\u591a\u7559\u8a00\u8bc4\u8bba\uff0c\u591a\u7ed9\u5efa\u8bae\uff01\u8c22\u8c22\uff01<\/p>\n

\u5982\u4f55\u5229\u7528Redis\u548cGo\u8bed\u8a00\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u529f\u80fd<\/p>\n

\u5f15\u8a00\uff1a\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u6570\u636e\u7684\u4e00\u81f4\u6027\u548c\u5e76\u53d1\u5b89\u5168\uff0c\u7ecf\u5e38\u9700\u8981\u4f7f\u7528\u5206\u5e03\u5f0f\u9501\u6765\u5b9e\u73b0\u8d44\u6e90\u7684\u4e92\u65a5\u8bbf\u95ee\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5229\u7528Redis\u548cGo\u8bed\u8a00\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u529f\u80fd\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

\u4e00\u3001\u4ec0\u4e48\u662f\u5206\u5e03\u5f0f\u9501
\u5206\u5e03\u5f0f\u9501\u662f\u4e00\u79cd\u5728\u591a\u4e2a\u8fdb\u7a0b\u6216\u591a\u53f0\u673a\u5668\u4e0a\u80fd\u591f\u4fdd\u8bc1\u8d44\u6e90\u4e92\u65a5\u8bbf\u95ee\u7684\u4e00\u79cd\u673a\u5236\u3002\u5b83\u80fd\u786e\u4fdd\u5728\u540c\u4e00\u65f6\u95f4\u53ea\u6709\u4e00\u4e2a\u8fdb\u7a0b\u6216\u8005\u673a\u5668\u80fd\u591f\u8bbf\u95ee\u5171\u4eab\u8d44\u6e90\u3002<\/p>\n

\u4e8c\u3001\u4e3a\u4ec0\u4e48\u9009\u62e9Redis
Redis\u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684key-value\u5b58\u50a8\u7cfb\u7edf\uff0c\u5b83\u652f\u6301\u6301\u4e45\u5316\u3001\u4e3b\u4ece\u590d\u5236\u548c\u96c6\u7fa4\u7b49\u7279\u6027\u3002Redis\u7684\u7279\u6027\u4f7f\u5f97\u5b83\u975e\u5e38\u9002\u5408\u7528\u4e8e\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u3002<\/p>\n

    \n
  1. Redis\u7684\u539f\u5b50\u6027\uff1aRedis\u652f\u6301\u539f\u5b50\u64cd\u4f5c\uff0c\u5e76\u4e14\u5bf9\u5404\u79cd\u6570\u636e\u7c7b\u578b\u63d0\u4f9b\u4e86\u539f\u5b50\u64cd\u4f5c\u7684\u63a5\u53e3\u3002\u8fd9\u4f7f\u5f97\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u539f\u5b50\u64cd\u4f5c\u6765\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u3002<\/li>\n
  2. Redis\u7684\u9ad8\u6027\u80fd\uff1aRedis\u7684\u9ad8\u6027\u80fd\u4f7f\u5f97\u5b83\u80fd\u591f\u5904\u7406\u5927\u91cf\u7684\u5e76\u53d1\u8bf7\u6c42\u3002\u8fd9\u5bf9\u4e8e\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u6765\u8bf4\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3a\u5206\u5e03\u5f0f\u9501\u9700\u8981\u7ecf\u5e38\u8fdb\u884c\u52a0\u9501\u548c\u91ca\u653e\u9501\u7684\u64cd\u4f5c\u3002<\/li>\n<\/ol>\n

    \u4e09\u3001\u5206\u5e03\u5f0f\u9501\u7684\u5b9e\u73b0\u601d\u8def
    \u8981\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\uff0c\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u5168\u5c40\u552f\u4e00\u7684\u6807\u8bc6\u6765\u533a\u5206\u4e0d\u540c\u7684\u9501\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u552f\u4e00\u7684key\u6765\u8868\u793a\u3002\u5728Redis\u4e2d\uff0c\u4f7f\u7528SETNX\u547d\u4ee4\u53ef\u4ee5\u5b9e\u73b0\u5c06\u4e00\u4e2akey\u8bbe\u7f6e\u4e3a\u67d0\u4e2avalue\uff0c\u540c\u65f6\u5982\u679c\u8be5key\u4e0d\u5b58\u5728\uff0c\u8fd4\u56de1\uff0c\u8868\u793a\u8bbe\u7f6e\u6210\u529f\uff1b\u5982\u679ckey\u5df2\u5b58\u5728\uff0c\u8fd4\u56de0\uff0c\u8868\u793a\u8bbe\u7f6e\u5931\u8d25\u3002\u6211\u4eec\u53ef\u4ee5\u5229\u7528\u8fd9\u4e2a\u7279\u70b9\u6765\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u3002<\/p>\n

    \u5177\u4f53\u7684\u5b9e\u73b0\u601d\u8def\u5982\u4e0b\uff1a<\/p>\n

      \n
    1. \u4f7f\u7528SETNX\u547d\u4ee4\u5c1d\u8bd5\u5c06\u9501\u7684key\u8bbe\u7f6e\u4e3a\u67d0\u4e2avalue\u3002<\/li>\n
    2. \u5982\u679cSETNX\u547d\u4ee4\u8fd4\u56de1\uff0c\u8868\u793a\u9501\u8bbe\u7f6e\u6210\u529f\uff0c\u53ef\u4ee5\u6267\u884c\u4e34\u754c\u533a\u7684\u4ee3\u7801\u3002<\/li>\n
    3. \u5982\u679cSETNX\u547d\u4ee4\u8fd4\u56de0\uff0c\u8868\u793a\u9501\u5df2\u88ab\u5176\u4ed6\u8fdb\u7a0b\u6301\u6709\uff0c\u9700\u8981\u7b49\u5f85\u6216\u8fdb\u884c\u91cd\u8bd5\u3002<\/li>\n<\/ol>\n

      \u56db\u3001Go\u8bed\u8a00\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u529f\u80fd\u793a\u4f8b\u4ee3\u7801<\/p>\n

      \u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528Go\u8bed\u8a00\u548cRedis\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u529f\u80fd\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

      package main\n\nimport (\n    \"fmt\"\n    \"github.com\/go-redis\/redis\/v7\"\n    \"time\"\n)\n\nfunc main() {\n    \/\/ \u521b\u5efaRedis\u5ba2\u6237\u7aef\n    client := redis.NewClient(&redis.Options{\n        Addr:     \"localhost:6379\",\n        Password: \"\", \/\/ \u8bbe\u7f6eRedis\u5bc6\u7801\n        DB:       0,  \/\/ \u4f7f\u7528\u9ed8\u8ba4\u6570\u636e\u5e93\n    })\n\n    \/\/ \u83b7\u53d6\u9501\n    lockKey := \"mylock\"\n    lockValue := \"mylockvalue\"\n    lockExpiration := 10 * time.Second \/\/ \u9501\u7684\u8fc7\u671f\u65f6\u95f4\n\n    \/\/ \u4f7f\u7528SETNX\u547d\u4ee4\u5c1d\u8bd5\u83b7\u53d6\u9501\n    lockSet, err := client.SetNX(lockKey, lockValue, lockExpiration).Result()\n    if err != nil {\n        fmt.Println(\"\u83b7\u53d6\u9501\u5931\u8d25\uff1a\", err)\n        return\n    }\n\n    if lockSet {\n        \/\/ \u9501\u8bbe\u7f6e\u6210\u529f\uff0c\u6267\u884c\u4e34\u754c\u533a\u4ee3\u7801\n        fmt.Println(\"\u83b7\u5f97\u9501\u6210\u529f\uff0c\u6267\u884c\u4e34\u754c\u533a\u4ee3\u7801\")\n        \/\/ TODO: \u6267\u884c\u4e34\u754c\u533a\u4ee3\u7801\n        \/\/ ...\n        \/\/ \u91ca\u653e\u9501\n        client.Del(lockKey)\n        fmt.Println(\"\u91ca\u653e\u9501\u6210\u529f\")\n    } else {\n        \/\/ \u9501\u5df2\u88ab\u5176\u4ed6\u8fdb\u7a0b\u6301\u6709\uff0c\u7b49\u5f85\u6216\u8fdb\u884c\u91cd\u8bd5\n        fmt.Println(\"\u9501\u5df2\u88ab\u5176\u4ed6\u8fdb\u7a0b\u6301\u6709\")\n        time.Sleep(1 * time.Second)\n        \/\/ TODO: \u53ef\u4ee5\u9009\u62e9\u8fdb\u884c\u91cd\u8bd5\u6216\u9000\u51fa\n        \/\/ ...\n    }\n}\n<\/pre>\n
      \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Redis\u7684Go\u8bed\u8a00\u5ba2\u6237\u7aef\u5e93github.com\/go-redis\/redis\/v7<\/code>\u6765\u8fde\u63a5Redis\uff0c\u5e76\u4f7f\u7528client.SetNX()<\/code>\u51fd\u6570\u8fdb\u884c\u5c1d\u8bd5\u83b7\u53d6\u9501\u3002\u5982\u679c\u83b7\u53d6\u9501\u6210\u529f\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u4e34\u754c\u533a\u6267\u884c\u76f8\u5e94\u7684\u4ee3\u7801\uff1b\u5982\u679c\u83b7\u53d6\u9501\u5931\u8d25\uff0c\u53ef\u4ee5\u9009\u62e9\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u540e\u91cd\u8bd5\uff0c\u6216\u8005\u76f4\u63a5\u9000\u51fa\u3002<\/p>\n
      \u7ed3\u8bba\uff1a\u901a\u8fc7\u4e0a\u8ff0\u793a\u4f8b\u4ee3\u7801\uff0c\u6211\u4eec\u53ef\u4ee5\u53d1\u73b0\u4f7f\u7528Redis\u548cGo\u8bed\u8a00\u6765\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\u975e\u5e38\u7b80\u5355\u548c\u9ad8\u6548\u3002\u6709\u4e86\u5206\u5e03\u5f0f\u9501\uff0c\u6211\u4eec\u53ef\u4ee5\u4fdd\u8bc1\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u7684\u5171\u4eab\u8d44\u6e90\u7684\u5b89\u5168\u8bbf\u95ee\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n
      v<\/p>\n
      \n
      \n <\/dt>\n
      \n   \u5982\u4f55\u5229\u7528MySQL\u548cC++\u5f00\u53d1\u4e00\u4e2a\u7b80\u5355\u7684\u6279\u91cf\u91cd\u547d\u540d\u529f\u80fd\n <\/dd>\n<\/dl>\n
      \n
      \n <\/dt>\n
      \n   Golang\u5f00\u53d1\uff1a\u4f18\u5316\u5185\u5b58\u7ba1\u7406\u7684\u6280\u5de7\u4e0e\u7ecf\u9a8c\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
      \u5982\u4f55\u5229\u7528Redis\u548cGo\u8bed\u8a00\u5b9e\u73b0...<\/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-202230","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202230","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=202230"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202230\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202230"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202230"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}