{"id":128337,"date":"2024-10-26T13:24:19","date_gmt":"2024-10-26T05:24:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128337\/"},"modified":"2024-10-26T13:24:19","modified_gmt":"2024-10-26T05:24:19","slug":"redis-%e5%af%a6%e7%8f%be%e7%9a%84%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e9%99%90%e5%88%b6%e6%8a%80%e8%a1%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128337\/","title":{"rendered":"Redis \u5be6\u73fe\u7684\u8a2a\u554f\u983b\u7387\u9650\u5236\u6280\u8853"},"content":{"rendered":"<h1 id=\"redis-%e5%af%a6%e7%8f%be%e7%9a%84%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e9%99%90%e5%88%b6%e6%8a%80%e8%a1%93-JWWYQcLyBX\">Redis \u5be6\u73fe\u7684\u8a2a\u554f\u983b\u7387\u9650\u5236\u6280\u8853<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u8a2a\u554f\u983b\u7387\u9650\u5236\u6280\u8853\uff08Rate Limiting\uff09\u5df2\u6210\u70ba\u4fdd\u8b77\u61c9\u7528\u7a0b\u5e8f\u548c\u670d\u52d9\u7684\u91cd\u8981\u624b\u6bb5\u3002\u9019\u7a2e\u6280\u8853\u53ef\u4ee5\u9632\u6b62\u6feb\u7528\u3001\u6e1b\u5c11\u670d\u52d9\u5668\u8ca0\u64d4\uff0c\u4e26\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\u3002Redis\uff0c\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5feb\u901f\u7684\u8b80\u5beb\u6027\u80fd\u548c\u7c21\u55ae\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6210\u70ba\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e9%99%90%e5%88%b6%ef%bc%9f-JWWYQcLyBX\">\u4ec0\u9ebc\u662f\u8a2a\u554f\u983b\u7387\u9650\u5236\uff1f<\/h2>\n<p>\u8a2a\u554f\u983b\u7387\u9650\u5236\u662f\u6307\u5c0d\u7528\u6236\u5728\u7279\u5b9a\u6642\u9593\u5167\u5c0d\u67d0\u4e00\u8cc7\u6e90\u7684\u8a2a\u554f\u6b21\u6578\u9032\u884c\u9650\u5236\u3002\u9019\u7a2e\u6280\u8853\u901a\u5e38\u7528\u65bcAPI\u3001\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\uff0c\u4ee5\u9632\u6b62\u904e\u5ea6\u8acb\u6c42\u5c0e\u81f4\u7684\u670d\u52d9\u5668\u904e\u8f09\u6216\u8cc7\u6e90\u8017\u76e1\u3002\u5e38\u898b\u7684\u5be6\u73fe\u65b9\u5f0f\u5305\u62ec\u57fa\u65bcIP\u5730\u5740\u3001\u7528\u6236\u8cec\u865f\u6216\u5176\u4ed6\u6a19\u8b58\u7b26\u9032\u884c\u9650\u5236\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87redis%ef%bc%9f-JWWYQcLyBX\">\u70ba\u4ec0\u9ebc\u9078\u64c7Redis\uff1f<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u512a\u52e2\uff0c\u4f7f\u5176\u6210\u70ba\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u7684\u7406\u60f3\u9078\u64c7\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5176\u80fd\u5920\u4ee5\u6975\u9ad8\u7684\u901f\u5ea6\u8655\u7406\u8acb\u6c42\uff0c\u9069\u5408\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u5834\u666f\u3002<\/li>\n<li><strong>\u7c21\u55ae\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u548c\u96c6\u5408\uff0c\u9019\u4f7f\u5f97\u5be6\u73fe\u8907\u96dc\u7684\u8a2a\u554f\u983b\u7387\u9650\u5236\u908f\u8f2f\u8b8a\u5f97\u66f4\u52a0\u5bb9\u6613\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>Redis\u63d0\u4f9b\u591a\u7a2e\u6301\u4e45\u5316\u6a5f\u5236\uff0c\u80fd\u5920\u5728\u670d\u52d9\u5668\u91cd\u555f\u5f8c\u4fdd\u7559\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"redis-%e5%af%a6%e7%8f%be%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e9%99%90%e5%88%b6%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%8e%9f%e7%90%86-JWWYQcLyBX\">Redis \u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>\u4f7f\u7528Redis\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u7684\u57fa\u672c\u601d\u8def\u662f\u5229\u7528Redis\u7684\u9375\u503c\u5b58\u5132\u7279\u6027\uff0c\u5c07\u7528\u6236\u7684\u8acb\u6c42\u6b21\u6578\u548c\u6642\u9593\u6233\u5b58\u5132\u5728Redis\u4e2d\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5be6\u73fe\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e8%a8%ad%e5%ae%9a%e9%99%90%e5%88%b6%e6%a2%9d%e4%bb%b6-JWWYQcLyBX\">1. \u8a2d\u5b9a\u9650\u5236\u689d\u4ef6<\/h3>\n<p>\u9996\u5148\uff0c\u9700\u8981\u8a2d\u5b9a\u8a2a\u554f\u983b\u7387\u9650\u5236\u7684\u689d\u4ef6\uff0c\u4f8b\u5982\u6bcf\u500b\u7528\u6236\u6bcf\u5206\u9418\u6700\u591a\u53ef\u4ee5\u767c\u90015\u6b21\u8acb\u6c42\u3002<\/p>\n<h3 id=\"2-%e8%a8%98%e9%8c%84%e8%ab%8b%e6%b1%82-JWWYQcLyBX\">2. \u8a18\u9304\u8acb\u6c42<\/h3>\n<p>\u7576\u7528\u6236\u767c\u9001\u8acb\u6c42\u6642\uff0c\u7cfb\u7d71\u6703\u6aa2\u67e5Redis\u4e2d\u662f\u5426\u5b58\u5728\u8a72\u7528\u6236\u7684\u8acb\u6c42\u8a18\u9304\u3002\u5982\u679c\u5b58\u5728\uff0c\u5247\u66f4\u65b0\u8acb\u6c42\u6b21\u6578\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u5247\u5275\u5efa\u4e00\u500b\u65b0\u7684\u8a18\u9304\u3002<\/p>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e9%99%90%e5%88%b6-JWWYQcLyBX\">3. \u6aa2\u67e5\u9650\u5236<\/h3>\n<p>\u5728\u66f4\u65b0\u8acb\u6c42\u6b21\u6578\u5f8c\uff0c\u7cfb\u7d71\u9700\u8981\u6aa2\u67e5\u8a72\u7528\u6236\u7684\u8acb\u6c42\u6b21\u6578\u662f\u5426\u8d85\u904e\u4e86\u8a2d\u5b9a\u7684\u9650\u5236\u3002\u5982\u679c\u8d85\u904e\uff0c\u5247\u62d2\u7d55\u8a72\u8acb\u6c42\uff0c\u4e26\u8fd4\u56de\u76f8\u61c9\u7684\u932f\u8aa4\u4fe1\u606f\u3002<\/p>\n<h3 id=\"4-%e6%b8%85%e7%90%86%e9%81%8e%e6%9c%9f%e8%a8%98%e9%8c%84-JWWYQcLyBX\">4. \u6e05\u7406\u904e\u671f\u8a18\u9304<\/h3>\n<p>\u70ba\u4e86\u907f\u514dRedis\u4e2d\u5b58\u5132\u904e\u591a\u7684\u904e\u671f\u6578\u64da\uff0c\u53ef\u4ee5\u8a2d\u7f6e\u4e00\u500b\u904e\u671f\u6642\u9593\uff0c\u5b9a\u671f\u6e05\u7406\u4e0d\u518d\u9700\u8981\u7684\u8acb\u6c42\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-JWWYQcLyBX\">\u793a\u4f8b\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Redis\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u7684\u7c21\u55ae\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>\nconst redis = require('redis');\nconst client = redis.createClient();\n\nconst RATE_LIMIT = 5; \/\/ \u6bcf\u5206\u9418\u6700\u591a\u8acb\u6c42\u6b21\u6578\nconst RATE_LIMIT_WINDOW = 60; \/\/ \u7a97\u53e3\u6642\u9593\uff08\u79d2\uff09\n\nfunction rateLimit(userId) {\n    const key = `rate_limit:${userId}`;\n    \n    client.multi()\n        .incr(key) \/\/ \u589e\u52a0\u8acb\u6c42\u6b21\u6578\n        .expire(key, RATE_LIMIT_WINDOW) \/\/ \u8a2d\u7f6e\u904e\u671f\u6642\u9593\n        .exec((err, replies) =&gt; {\n            if (err) {\n                console.error(err);\n                return;\n            }\n            const requestCount = replies[0];\n            if (requestCount &gt; RATE_LIMIT) {\n                console.log('\u8acb\u6c42\u6b21\u6578\u8d85\u904e\u9650\u5236');\n            } else {\n                console.log('\u8acb\u6c42\u6210\u529f');\n            }\n        });\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-JWWYQcLyBX\">\u7d50\u8ad6<\/h2>\n<p>Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u70ba\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002\u901a\u904e\u7c21\u55ae\u7684\u9375\u503c\u5b58\u5132\u548c\u9ad8\u6027\u80fd\u7684\u6578\u64da\u8655\u7406\u80fd\u529b\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u4fdd\u8b77\u61c9\u7528\u7a0b\u5e8f\u514d\u53d7\u6feb\u7528\uff0c\u4e26\u78ba\u4fdd\u826f\u597d\u7684\u7528\u6236\u9ad4\u9a57\u3002\u96a8\u8457\u7db2\u7d61\u61c9\u7528\u7684\u65e5\u76ca\u589e\u9577\uff0c\u638c\u63e1\u9019\u9805\u6280\u8853\u5c07\u5c0d\u958b\u767c\u8005\u548c\u904b\u71df\u8005\u90fd\u5927\u6709\u88e8\u76ca\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c\u5176\u4ed6\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u5be6\u73fe\u7684\u8a2a\u554f\u983b\u7387\u9650\u5236\u6280\u8853\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\uff0c\u9632\u6b62\u6feb\u7528\uff0c\u78ba\u4fdd\u8cc7\u6e90\u516c\u5e73\u5206\u914d\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-128337","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128337","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=128337"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128337\/revisions"}],"predecessor-version":[{"id":128338,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128337\/revisions\/128338"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128337"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128337"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128337"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}