{"id":185120,"date":"2024-11-10T18:54:17","date_gmt":"2024-11-10T10:54:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185120\/"},"modified":"2024-11-10T18:54:18","modified_gmt":"2024-11-10T10:54:18","slug":"%e4%bd%bf%e7%94%a8redis%e9%99%90%e5%88%b6%e7%94%a8%e6%88%b6%e7%99%bb%e9%8c%84%e6%8f%90%e9%ab%98%e5%ae%89%e5%85%a8%e6%80%a7%ef%bc%88redis%e9%99%90%e5%88%b6%e7%94%a8%e6%88%b6%e7%99%bb%e9%8c%84%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185120\/","title":{"rendered":"\u4f7f\u7528Redis\u9650\u5236\u7528\u6236\u767b\u9304\u63d0\u9ad8\u5b89\u5168\u6027\uff08redis\u9650\u5236\u7528\u6236\u767b\u9304\uff09"},"content":{"rendered":"

\u4f7f\u7528Redis\u9650\u5236\u7528\u6236\u767b\u9304\u63d0\u9ad8\u5b89\u5168\u6027<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u5b89\u5168\u6027\u5df2\u6210\u70ba\u6bcf\u500b\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u8981\u8003\u91cf\u3002\u96a8\u8457\u7db2\u7d61\u653b\u64ca\u7684\u65e5\u76ca\u589e\u591a\uff0c\u958b\u767c\u8005\u9700\u8981\u5c0b\u627e\u6709\u6548\u7684\u65b9\u6cd5\u4f86\u4fdd\u8b77\u7528\u6236\u7684\u5e33\u6236\u5b89\u5168\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u5be6\u73fe\u7528\u6236\u767b\u9304\u7684\u9650\u5236\uff0c\u5f9e\u800c\u63d0\u9ad8\u5b89\u5168\u6027\u3002<\/p>\n

Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u5b83\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\uff0c\u4e26\u4e14\u80fd\u5920\u5728\u5167\u5b58\u4e2d\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u6578\u64da\u3002\u9019\u4f7f\u5f97Redis\u6210\u70ba\u5be6\u73fe\u7528\u6236\u767b\u9304\u9650\u5236\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u9700\u8981\u9650\u5236\u7528\u6236\u767b\u9304<\/h2>\n

\u9650\u5236\u7528\u6236\u767b\u9304\u7684\u4e3b\u8981\u76ee\u7684\u662f\u9632\u6b62\u66b4\u529b\u7834\u89e3\u653b\u64ca\u3002\u9019\u7a2e\u653b\u64ca\u65b9\u5f0f\u901a\u5e38\u662f\u901a\u904e\u4e0d\u65b7\u5617\u8a66\u4e0d\u540c\u7684\u5bc6\u78bc\u4f86\u7372\u53d6\u7528\u6236\u7684\u5e33\u6236\u3002\u82e5\u4e0d\u52a0\u4ee5\u9650\u5236\uff0c\u653b\u64ca\u8005\u53ef\u80fd\u5728\u77ed\u6642\u9593\u5167\u5617\u8a66\u5927\u91cf\u7684\u5bc6\u78bc\uff0c\u5f9e\u800c\u6210\u529f\u767b\u9304\u3002\u901a\u904e\u4f7f\u7528Redis\u4f86\u9650\u5236\u767b\u9304\u6b21\u6578\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u9019\u985e\u653b\u64ca\u7684\u98a8\u96aa\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528Redis\u9650\u5236\u7528\u6236\u767b\u9304<\/h2>\n

\u4ee5\u4e0b\u662f\u4f7f\u7528Redis\u9650\u5236\u7528\u6236\u767b\u9304\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n

1. \u8a2d\u7f6e\u767b\u9304\u5617\u8a66\u6b21\u6578<\/h3>\n

\u9996\u5148\uff0c\u60a8\u9700\u8981\u5b9a\u7fa9\u4e00\u500b\u6700\u5927\u767b\u9304\u5617\u8a66\u6b21\u6578\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u8a2d\u7f6e\u6bcf\u500b\u7528\u6236\u5728\u4e00\u5b9a\u6642\u9593\u5167\u6700\u591a\u53ea\u80fd\u5617\u8a665\u6b21\u767b\u9304\u3002<\/p>\n

2. \u4f7f\u7528Redis\u5b58\u5132\u767b\u9304\u5617\u8a66\u6b21\u6578<\/h3>\n

\u7576\u7528\u6236\u5617\u8a66\u767b\u9304\u6642\uff0c\u60a8\u53ef\u4ee5\u5728Redis\u4e2d\u8a18\u9304\u8a72\u7528\u6236\u7684\u767b\u9304\u5617\u8a66\u6b21\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n

const redis = require('redis');\nconst client = redis.createClient();\n\nconst MAX_ATTEMPTS = 5;\nconst BLOCK_TIME = 60; \/\/ \u4ee5\u79d2\u70ba\u55ae\u4f4d\n\nfunction login(username, password) {\n    client.get(username, (err, attempts) => {\n        if (err) throw err;\n\n        attempts = attempts ? parseInt(attempts) : 0;\n\n        if (attempts >= MAX_ATTEMPTS) {\n            console.log('\u5e33\u6236\u5df2\u88ab\u9396\u5b9a\uff0c\u8acb\u7a0d\u5f8c\u518d\u8a66\u3002');\n            return;\n        }\n\n        \/\/ \u5047\u8a2d\u9019\u88e1\u6709\u4e00\u500b\u9a57\u8b49\u7528\u6236\u540d\u548c\u5bc6\u78bc\u7684\u51fd\u6578\n        if (authenticate(username, password)) {\n            console.log('\u767b\u9304\u6210\u529f\uff01');\n            client.del(username); \/\/ \u767b\u9304\u6210\u529f\u5f8c\u91cd\u7f6e\u5617\u8a66\u6b21\u6578\n        } else {\n            console.log('\u767b\u9304\u5931\u6557\uff01');\n            client.set(username, attempts + 1, 'EX', BLOCK_TIME);\n        }\n    });\n}\n<\/code><\/pre>\n
3. \u8a2d\u7f6e\u9396\u5b9a\u6642\u9593<\/h3>\n
\u7576\u7528\u6236\u9054\u5230\u6700\u5927\u767b\u9304\u5617\u8a66\u6b21\u6578\u5f8c\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u9396\u5b9a\u8a72\u5e33\u6236\u4e00\u6bb5\u6642\u9593\u3002\u5728\u4e0a\u9762\u7684\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86Redis\u7684\u904e\u671f\u529f\u80fd\uff0c\u5c07\u7528\u6236\u7684\u767b\u9304\u5617\u8a66\u6b21\u6578\u8a2d\u7f6e\u70ba\u5728BLOCK_TIME\u79d2\u5f8c\u81ea\u52d5\u904e\u671f\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
\u4f7f\u7528Redis\u4f86\u9650\u5236\u7528\u6236\u767b\u9304\u662f\u4e00\u7a2e\u6709\u6548\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u53ef\u4ee5\u986f\u8457\u964d\u4f4e\u66b4\u529b\u7834\u89e3\u653b\u64ca\u7684\u98a8\u96aa\u3002\u901a\u904e\u8a2d\u7f6e\u767b\u9304\u5617\u8a66\u6b21\u6578\u548c\u9396\u5b9a\u6642\u9593\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4fdd\u8b77\u7528\u6236\u7684\u5e33\u6236\u5b89\u5168\uff0c\u63d0\u5347\u6574\u9ad4\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u63d0\u5347\u60a8\u7684\u7db2\u7ad9\u5b89\u5168\u6027\uff0c\u8003\u616e\u4f7f\u7528Redis\u4f86\u9650\u5236\u7528\u6236\u767b\u9304\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u6211\u5011\u7684 VPS<\/a> \u670d\u52d9\uff0c\u8b93\u60a8\u7684\u7db2\u7ad9\u5728\u5b89\u5168\u6027\u548c\u6027\u80fd\u4e0a\u90fd\u80fd\u9054\u5230\u6700\u4f73\u72c0\u614b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f7f\u7528Redis\u9650\u5236\u7528\u6236\u767b\u9304\uff0c\u63d0\u5347\u7cfb\u7d71\u5b89\u5168\u6027\uff0c\u9632\u6b62\u66b4\u529b\u7834\u89e3\uff0c\u78ba\u4fdd\u7528\u6236\u6578\u64da\u5b89\u5168\uff0c\u589e\u5f37\u767b\u9304\u7ba1\u7406\u6548\u7387\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-185120","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185120","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=185120"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185120\/revisions"}],"predecessor-version":[{"id":185121,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185120\/revisions\/185121"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185120"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185120"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}