{"id":202074,"date":"2025-05-10T14:07:18","date_gmt":"2025-05-10T06:07:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202074\/"},"modified":"2025-05-10T14:07:18","modified_gmt":"2025-05-10T06:07:18","slug":"%e4%bd%bf%e7%94%a8node-js%e5%92%8credis%e6%9e%84%e5%bb%ba%e5%9c%a8%e7%ba%bf%e6%8a%95%e7%a5%a8%e5%ba%94%e7%94%a8%ef%bc%9a%e5%a6%82%e4%bd%95%e5%a4%84%e7%90%86%e9%ab%98%e5%b9%b6%e5%8f%91","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202074\/","title":{"rendered":"\u4f7f\u7528Node.js\u548cRedis\u6784\u5efa\u5728\u7ebf\u6295\u7968\u5e94\u7528\uff1a\u5982\u4f55\u5904\u7406\u9ad8\u5e76\u53d1"},"content":{"rendered":"

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

\u4f7f\u7528Node.js\u548cRedis\u6784\u5efa\u5728\u7ebf\u6295\u7968\u5e94\u7528\uff1a\u5982\u4f55\u5904\u7406\u9ad8\u5e76\u53d1<\/h1>\n

\u76ee\u524dgolang\u5b66\u4e60\u7f51\u4e0a\u5df2\u7ecf\u6709\u5f88\u591a\u5173\u4e8e\u6570\u636e\u5e93<\/span>\u7684\u6587\u7ae0\u4e86\uff0c\u81ea\u5df1\u5728\u521d\u6b21\u9605\u8bfb\u8fd9\u4e9b\u6587\u7ae0\u4e2d\uff0c\u4e5f\u89c1\u8bc6\u5230\u4e86\u5f88\u591a\u5b66\u4e60\u601d\u8def\uff1b\u90a3\u4e48\u672c\u6587\u300a\u4f7f\u7528Node.js\u548cRedis\u6784\u5efa\u5728\u7ebf\u6295\u7968\u5e94\u7528\uff1a\u5982\u4f55\u5904\u7406\u9ad8\u5e76\u53d1\u300b<\/span>\uff0c\u4e5f\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff0c\u5982\u679c\u9605\u8bfb\u5b8c\u540e\u771f\u7684\u5bf9\u4f60\u5b66\u4e60\u6570\u636e\u5e93<\/span>\u6709\u5e2e\u52a9\uff0c\u6b22\u8fce\u52a8\u52a8\u624b\u6307\uff0c\u8bc4\u8bba\u7559\u8a00\u5e76\u5206\u4eab~<\/p>\n

\u4f7f\u7528Node.js\u548cRedis\u6784\u5efa\u5728\u7ebf\u6295\u7968\u5e94\u7528\uff1a\u5982\u4f55\u5904\u7406\u9ad8\u5e76\u53d1<\/p>\n

\u968f\u7740\u4e92\u8054\u7f51\u7684\u53d1\u5c55\uff0c\u8d8a\u6765\u8d8a\u591a\u7684\u5e94\u7528\u9700\u8981\u5904\u7406\u9ad8\u5e76\u53d1\u7684\u60c5\u51b5\u3002\u5728\u7ebf\u6295\u7968\u5e94\u7528\u662f\u4e00\u79cd\u5178\u578b\u7684\u9ad8\u5e76\u53d1\u573a\u666f\uff0c\u7528\u6237\u5728\u77ed\u65f6\u95f4\u5185\u63d0\u4ea4\u5927\u91cf\u7684\u6295\u7968\u8bf7\u6c42\uff0c\u5e94\u7528\u9700\u8981\u80fd\u591f\u5feb\u901f\u5904\u7406\u8fd9\u4e9b\u8bf7\u6c42\u5e76\u4fdd\u6301\u6570\u636e\u4e00\u81f4\u6027\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528Node.js\u548cRedis\u6784\u5efa\u4e00\u4e2a\u9ad8\u5e76\u53d1\u7684\u5728\u7ebf\u6295\u7968\u5e94\u7528\u3002<\/p>\n

    \n
  1. Redis\u7b80\u4ecb<\/li>\n<\/ol>\n

    Redis\u662f\u4e00\u79cd\u57fa\u4e8e\u5185\u5b58\u7684\u952e\u503c\u6570\u636e\u5e93\uff0c\u56e0\u5176\u9ad8\u901f\u8bfb\u5199\u548c\u4e30\u5bcc\u7684\u6570\u636e\u7ed3\u6784\u652f\u6301\u800c\u5907\u53d7\u9752\u7750\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528Redis\u6765\u5b58\u50a8\u6295\u7968\u6570\u636e\uff0c\u5e76\u5229\u7528\u5176\u539f\u5b50\u64cd\u4f5c\u6765\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\u3002<\/p>\n

      \n
    1. \u67b6\u6784\u8bbe\u8ba1<\/li>\n<\/ol>\n

      \u4e3a\u4e86\u5e94\u5bf9\u9ad8\u5e76\u53d1\u7684\u6295\u7968\u8bf7\u6c42\uff0c\u6211\u4eec\u91c7\u7528\u4e86\u4ee5\u4e0b\u7684\u67b6\u6784\u8bbe\u8ba1\uff1a<\/p>\n

        \n
      • \u524d\u7aef\u9875\u9762\uff1a\u4f7f\u7528HTML\u548cCSS\u6784\u5efa\u7528\u6237\u754c\u9762\uff0c\u901a\u8fc7Ajax\u53d1\u9001\u6295\u7968\u8bf7\u6c42\u5230Node.js\u670d\u52a1\u5668\u3002<\/li>\n
      • Node.js\u670d\u52a1\u5668\uff1a\u5904\u7406\u6bcf\u4e2a\u6295\u7968\u8bf7\u6c42\uff0c\u5229\u7528Redis\u8fdb\u884c\u6295\u7968\u6570\u636e\u7684\u8bfb\u5199\u64cd\u4f5c\u3002<\/li>\n
      • Redis\u6570\u636e\u5e93\uff1a\u5b58\u50a8\u6295\u7968\u6570\u636e\uff0c\u5e76\u63d0\u4f9b\u539f\u5b50\u64cd\u4f5c\u7528\u4e8e\u5b9e\u73b0\u5e76\u53d1\u63a7\u5236\u3002<\/li>\n<\/ul>\n
          \n
        1. \u4ee3\u7801\u5b9e\u73b0<\/li>\n<\/ol>\n

          \u4e0b\u9762\u662fNode.js\u670d\u52a1\u5668\u7aef\u7684\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n

          const express = require('express');\nconst redis = require('redis');\n\n\/\/ \u521b\u5efaExpress\u5e94\u7528\nconst app = express();\n\n\/\/ \u521b\u5efaRedis\u5ba2\u6237\u7aef\nconst redisClient = redis.createClient();\n\n\/\/ \u5904\u7406\u6295\u7968\u8bf7\u6c42\napp.post('\/vote', (req, res) => {\n  const { option } = req.body;\n\n  \/\/ \u589e\u52a0\u6295\u7968\u8ba1\u6570\n  redisClient.incr(option, (err, result) => {\n    if (err) {\n      \/\/ \u6295\u7968\u5931\u8d25\u7684\u5904\u7406\n      res.status(500).json({ error: '\u6295\u7968\u5931\u8d25' });\n    } else {\n      \/\/ \u6295\u7968\u6210\u529f\u7684\u5904\u7406\n      res.status(200).json({ success: '\u6295\u7968\u6210\u529f' });\n    }\n  });\n});\n\n\/\/ \u542f\u52a8\u670d\u52a1\u76d1\u542c\napp.listen(3000, () => {\n  console.log('\u670d\u52a1\u5668\u5df2\u542f\u52a8');\n});<\/pre>\n
          \u4e0a\u8ff0\u4ee3\u7801\u9996\u5148\u5f15\u5165\u4e86express\u548credis\u6a21\u5757\uff0c\u5e76\u521b\u5efa\u4e86\u4e00\u4e2aExpress\u5e94\u7528\u548c\u4e00\u4e2aRedis\u5ba2\u6237\u7aef\u3002\u5176\u4e2d\u7684app.post('\/vote', ...)<\/code>\u51fd\u6570\u7528\u4e8e\u5904\u7406\u6295\u7968\u8bf7\u6c42\uff0c\u901a\u8fc7\u8c03\u7528redisClient.incr(option, ...)<\/code>\u5b9e\u73b0\u5bf9\u76f8\u5e94\u9009\u9879\u7684\u6295\u7968\u8ba1\u6570\u589e\u52a0\u3002\u6295\u7968\u6210\u529f\u540e\u8fd4\u56de200\u72b6\u6001\u7801\uff0c\u6295\u7968\u5931\u8d25\u5219\u8fd4\u56de500\u72b6\u6001\u7801\u3002<\/p>\n
            \n
          1. \u5e76\u53d1\u63a7\u5236<\/li>\n<\/ol>\n
            \u5728\u9ad8\u5e76\u53d1\u7684\u60c5\u51b5\u4e0b\uff0c\u591a\u4e2a\u7528\u6237\u540c\u65f6\u5bf9\u540c\u4e00\u4e2a\u9009\u9879\u8fdb\u884c\u6295\u7968\u4f1a\u5bfc\u81f4\u6570\u636e\u4e0d\u4e00\u81f4\u3002\u4e3a\u4e86\u89e3\u51b3\u8be5\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Redis\u63d0\u4f9b\u7684\u539f\u5b50\u64cd\u4f5c\u6765\u8fdb\u884c\u5e76\u53d1\u63a7\u5236\u3002<\/p>\n
            \/\/ \u83b7\u53d6\u9501\nredisClient.get('vote_lock', (err, result) => {\n  if (result) {\n    \/\/ \u5df2\u7ecf\u6709\u5176\u4ed6\u7528\u6237\u6b63\u5728\u6295\u7968\uff0c\u5904\u7406\u6295\u7968\u5931\u8d25\u7684\u903b\u8f91\n    res.status(500).json({ error: '\u6295\u7968\u5931\u8d25' });\n  } else {\n    \/\/ \u83b7\u53d6\u9501\u6210\u529f\uff0c\u53ef\u4ee5\u8fdb\u884c\u6295\u7968\n    \/\/ \u8bbe\u7f6e\u8d85\u65f6\u65f6\u95f4\uff0c\u9632\u6b62\u5f02\u5e38\u60c5\u51b5\u4e0b\u9501\u6ca1\u6709\u88ab\u91ca\u653e\n    redisClient.setex('vote_lock', 10, 'locked');\n\n    \/\/ \u589e\u52a0\u6295\u7968\u8ba1\u6570\n    redisClient.incr(option, (err, result) => {\n      if (err) {\n        \/\/ \u6295\u7968\u5931\u8d25\u7684\u5904\u7406\n        res.status(500).json({ error: '\u6295\u7968\u5931\u8d25' });\n      } else {\n        \/\/ \u6295\u7968\u6210\u529f\u7684\u5904\u7406\n        res.status(200).json({ success: '\u6295\u7968\u6210\u529f' });\n      }\n\n      \/\/ \u91ca\u653e\u9501\n      redisClient.del('vote_lock');\n    });\n  }\n});<\/pre>\n
            \u4e0a\u8ff0\u4ee3\u7801\u901a\u8fc7\u4f7f\u7528Redis\u7684get<\/code>\u548csetex<\/code>\u64cd\u4f5c\u5b9e\u73b0\u4e86\u7b80\u5355\u7684\u9501\u673a\u5236\uff0c\u4fdd\u8bc1\u540c\u4e00\u65f6\u95f4\u53ea\u6709\u4e00\u4e2a\u7528\u6237\u80fd\u591f\u8fdb\u884c\u6295\u7968\uff0c\u5e76\u5728\u6295\u7968\u7ed3\u675f\u540e\u91ca\u653e\u9501\u3002<\/p>\n
              \n
            1. \u603b\u7ed3<\/li>\n<\/ol>\n
              \u672c\u6587\u4ecb\u7ecd\u4e86\u4f7f\u7528Node.js\u548cRedis\u6784\u5efa\u4e00\u4e2a\u9ad8\u5e76\u53d1\u7684\u5728\u7ebf\u6295\u7968\u5e94\u7528\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u4f7f\u7528Redis\u7684\u539f\u5b50\u64cd\u4f5c\u548c\u7b80\u5355\u7684\u9501\u673a\u5236\uff0c\u6211\u4eec\u80fd\u591f\u5904\u7406\u5927\u91cf\u7684\u5e76\u53d1\u6295\u7968\u8bf7\u6c42\uff0c\u5e76\u4fdd\u6301\u6570\u636e\u4e00\u81f4\u6027\u3002\u5e0c\u671b\u672c\u6587\u80fd\u5bf9\u4f60\u7406\u89e3\u9ad8\u5e76\u53d1\u5904\u7406\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n
              \n
              \n <\/dt>\n
              \n   Redis\u4e0eJava\u5f00\u53d1\uff1a\u6784\u5efa\u53ef\u6269\u5c55\u7684\u4f01\u4e1a\u7ea7\u5e94\u7528\n <\/dd>\n<\/dl>\n
              \n
              \n <\/dt>\n
              \n   \u4f7f\u7528Python\u548cRedis\u6784\u5efa\u5b9e\u65f6\u7528\u6237\u5206\u6790\u7cfb\u7edf\uff1a\u5982\u4f55\u63d0\u4f9b\u7528\u6237\u884c\u4e3a\u7edf\u8ba1\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
              \u4f7f\u7528Node.js\u548cRedis\u6784...<\/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-202074","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202074","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=202074"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202074\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202074"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202074"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202074"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}