{"id":152261,"date":"2024-11-01T21:27:30","date_gmt":"2024-11-01T13:27:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/152261\/"},"modified":"2024-11-01T21:27:31","modified_gmt":"2024-11-01T13:27:31","slug":"%e4%b8%8d%e7%94%a8%e6%80%95%ef%bc%8credis%e5%bf%ab%e5%8f%96%e9%9b%aa%e5%b4%a9%e6%a8%a1%e5%bc%8f%e5%8f%af%e4%bb%a5%e7%af%80%e6%b5%81%ef%bc%88redis%e5%bf%ab%e5%8f%96%e9%9b%aa%e5%b4%a9%e6%a8%a1%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/152261\/","title":{"rendered":"\u4e0d\u7528\u6015\uff0cRedis\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\u53ef\u4ee5\u7bc0\u6d41\uff08redis\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\uff09"},"content":{"rendered":"<h1 id=\"%e4%b8%8d%e7%94%a8%e6%80%95%ef%bc%8credis%e5%bf%ab%e5%8f%96%e9%9b%aa%e5%b4%a9%e6%a8%a1%e5%bc%8f%e5%8f%af%e4%bb%a5%e7%af%80%e6%b5%81-evsPKDgKgS\">\u4e0d\u7528\u6015\uff0cRedis\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\u53ef\u4ee5\u7bc0\u6d41<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u7db2\u8def\u61c9\u7528\u4e2d\uff0c\u5feb\u53d6\u6280\u8853\u5df2\u6210\u70ba\u63d0\u5347\u7cfb\u7d71\u6548\u80fd\u7684\u91cd\u8981\u624b\u6bb5\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u7136\u800c\uff0c\u7576\u5feb\u53d6\u7cfb\u7d71\u906d\u9047\u96ea\u5d29\u6a21\u5f0f\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u7cfb\u7d71\u6027\u80fd\u6025\u5287\u4e0b\u964d\uff0c\u751a\u81f3\u5d29\u6f70\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\u7684\u6210\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u6709\u6548\u61c9\u5c0d\u9019\u4e00\u6311\u6230\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%bf%ab%e5%8f%96%e9%9b%aa%e5%b4%a9%e6%a8%a1%e5%bc%8f%ef%bc%9f-evsPKDgKgS\">\u4ec0\u9ebc\u662f\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\uff1f<\/h2>\n<p>\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\u662f\u6307\u5728\u67d0\u4e00\u6642\u9593\u6bb5\u5167\uff0c\u5927\u91cf\u7684\u5feb\u53d6\u6578\u64da\u540c\u6642\u904e\u671f\uff0c\u5c0e\u81f4\u5927\u91cf\u8acb\u6c42\u76f4\u63a5\u6253\u5230\u5f8c\u7aef\u6578\u64da\u5eab\u3002\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u5f8c\u7aef\u6578\u64da\u5eab\u53ef\u80fd\u7121\u6cd5\u627f\u53d7\u5982\u6b64\u9ad8\u7684\u8acb\u6c42\u91cf\uff0c\u6700\u7d42\u5c0e\u81f4\u7cfb\u7d71\u6027\u80fd\u4e0b\u964d\u6216\u5d29\u6f70\u3002<\/p>\n<h2 id=\"%e5%bf%ab%e5%8f%96%e9%9b%aa%e5%b4%a9%e7%9a%84%e6%88%90%e5%9b%a0-evsPKDgKgS\">\u5feb\u53d6\u96ea\u5d29\u7684\u6210\u56e0<\/h2>\n<ul>\n<li><strong>\u5927\u91cf\u6578\u64da\u540c\u6642\u904e\u671f\uff1a<\/strong>\u5982\u679c\u5feb\u53d6\u4e2d\u7684\u6578\u64da\u8a2d\u7f6e\u4e86\u76f8\u540c\u7684\u904e\u671f\u6642\u9593\uff0c\u7576\u9019\u4e9b\u6578\u64da\u540c\u6642\u904e\u671f\u6642\uff0c\u5c07\u6703\u5f15\u767c\u96ea\u5d29\u3002<\/li>\n<li><strong>\u9ad8\u6d41\u91cf\u8acb\u6c42\uff1a<\/strong>\u5728\u9ad8\u6d41\u91cf\u7684\u60c5\u6cc1\u4e0b\uff0c\u8acb\u6c42\u91cf\u6fc0\u589e\uff0c\u5f8c\u7aef\u6578\u64da\u5eab\u7121\u6cd5\u53ca\u6642\u8655\u7406\u6240\u6709\u8acb\u6c42\u3002<\/li>\n<li><strong>\u5f8c\u7aef\u6578\u64da\u5eab\u6027\u80fd\u4e0d\u8db3\uff1a<\/strong>\u5982\u679c\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u6027\u80fd\u4e0d\u8db3\u4ee5\u652f\u6490\u9ad8\u4e26\u767c\u8acb\u6c42\uff0c\u5c07\u6703\u5c0e\u81f4\u7cfb\u7d71\u5d29\u6f70\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%98%b2%e6%ad%a2%e5%bf%ab%e5%8f%96%e9%9b%aa%e5%b4%a9%e6%a8%a1%e5%bc%8f-evsPKDgKgS\">\u5982\u4f55\u9632\u6b62\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u9632\u6b62\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e9%9a%a8%e6%a9%9f%e9%81%8e%e6%9c%9f%e6%99%82%e9%96%93-evsPKDgKgS\">1. \u96a8\u6a5f\u904e\u671f\u6642\u9593<\/h3>\n<p>\u70ba\u4e86\u907f\u514d\u5927\u91cf\u6578\u64da\u540c\u6642\u904e\u671f\uff0c\u53ef\u4ee5\u70ba\u6bcf\u500b\u5feb\u53d6\u9805\u8a2d\u7f6e\u96a8\u6a5f\u7684\u904e\u671f\u6642\u9593\u3002\u9019\u6a23\uff0c\u5373\u4f7f\u6709\u591a\u500b\u5feb\u53d6\u9805\u5728\u540c\u4e00\u6642\u9593\u904e\u671f\uff0c\u4e5f\u4e0d\u6703\u540c\u6642\u6253\u5230\u5f8c\u7aef\u6578\u64da\u5eab\u3002<\/p>\n<pre><code>\nfunction setCacheWithRandomExpiry(key, value) {\n    const randomExpiry = Math.floor(Math.random() * (3600 - 1800 + 1)) + 1800; \/\/ \u96a8\u6a5f1800\u52303600\u79d2\n    redis.set(key, value, 'EX', randomExpiry);\n}\n<\/code><\/pre>\n<h3 id=\"2-%e7%86%b1%e9%bb%9e%e6%95%b8%e6%93%9a%e7%9a%84%e9%a0%90%e7%86%b1-evsPKDgKgS\">2. \u71b1\u9ede\u6578\u64da\u7684\u9810\u71b1<\/h3>\n<p>\u5c0d\u65bc\u4e00\u4e9b\u71b1\u9ede\u6578\u64da\uff0c\u53ef\u4ee5\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u63d0\u524d\u52a0\u8f09\u5230\u5feb\u53d6\u4e2d\uff0c\u907f\u514d\u5728\u9ad8\u6d41\u91cf\u6642\u6bb5\u76f4\u63a5\u8acb\u6c42\u5f8c\u7aef\u6578\u64da\u5eab\u3002<\/p>\n<h3 id=\"3-%e9%99%90%e6%b5%81%e6%8e%aa%e6%96%bd-evsPKDgKgS\">3. \u9650\u6d41\u63aa\u65bd<\/h3>\n<p>\u5728\u9ad8\u6d41\u91cf\u7684\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u901a\u904e\u9650\u6d41\u63aa\u65bd\u4f86\u63a7\u5236\u8acb\u6c42\u7684\u6578\u91cf\uff0c\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u58d3\u529b\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee4\u724c\u6876\u7b97\u6cd5\u4f86\u9650\u5236\u8acb\u6c42\u7684\u901f\u7387\u3002<\/p>\n<pre><code>\nfunction rateLimit(req, res, next) {\n    const currentTime = Date.now();\n    if (currentTime - lastRequestTime &lt; limitTime) {\n        return res.status(429).send(&#039;Too Many Requests&#039;);\n    }\n    lastRequestTime = currentTime;\n    next();\n}\n<\/code><\/pre>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8%e5%be%8c%e5%82%99%e5%bf%ab%e5%8f%96-evsPKDgKgS\">4. \u4f7f\u7528\u5f8c\u5099\u5feb\u53d6<\/h3>\n<p>\u5728\u5feb\u53d6\u5931\u6548\u7684\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u5f8c\u5099\u5feb\u53d6\uff0c\u7576\u5feb\u53d6\u672a\u547d\u4e2d\u6642\uff0c\u5148\u5f9e\u5f8c\u5099\u5feb\u53d6\u4e2d\u7372\u53d6\u6578\u64da\uff0c\u7136\u5f8c\u518d\u8acb\u6c42\u5f8c\u7aef\u6578\u64da\u5eab\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u7684\u8acb\u6c42\u58d3\u529b\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-evsPKDgKgS\">\u7d50\u8ad6<\/h2>\n<p>\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\u662f\u4e00\u500b\u9700\u8981\u5f15\u8d77\u91cd\u8996\u7684\u554f\u984c\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\u4e2d\u3002\u901a\u904e\u96a8\u6a5f\u904e\u671f\u6642\u9593\u3001\u71b1\u9ede\u6578\u64da\u9810\u71b1\u3001\u9650\u6d41\u63aa\u65bd\u4ee5\u53ca\u5f8c\u5099\u5feb\u53d6\u7b49\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u96ea\u5d29\u6a21\u5f0f\u5c0d\u7cfb\u7d71\u7684\u5f71\u97ff\u3002\u4e86\u89e3\u4e26\u5be6\u65bd\u9019\u4e9b\u7b56\u7565\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code><a href=\"https:\/\/server.hk\">VPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Redis\u5feb\u53d6\u96ea\u5d29\u6a21\u5f0f\u53ca\u5176\u7bc0\u6d41\u7b56\u7565\uff0c\u907f\u514d\u7cfb\u7d71\u904e\u8f09\uff0c\u63d0\u5347\u61c9\u7528\u6548\u80fd\uff0c\u78ba\u4fdd\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-152261","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152261","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=152261"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152261\/revisions"}],"predecessor-version":[{"id":152262,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/152261\/revisions\/152262"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=152261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=152261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=152261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}