{"id":129705,"date":"2024-10-26T23:45:01","date_gmt":"2024-10-26T15:45:01","guid":{"rendered":"https:\/\/server.hk\/cnblog\/129705\/"},"modified":"2024-10-26T23:45:03","modified_gmt":"2024-10-26T15:45:03","slug":"redis%e7%82%ba%e6%87%89%e7%94%a8%e4%bf%9d%e9%a7%95%e8%ad%b7%e8%88%aa%ef%bc%88redis-%e9%98%b2%e9%9b%aa%e5%b4%a9%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/129705\/","title":{"rendered":"Redis\u70ba\u61c9\u7528\u4fdd\u99d5\u8b77\u822a\uff08redis \u9632\u96ea\u5d29\uff09"},"content":{"rendered":"

Redis\u70ba\u61c9\u7528\u4fdd\u99d5\u8b77\u822a\uff08Redis \u9632\u96ea\u5d29\uff09<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u7528\u6236\u6578\u91cf\u7684\u589e\u52a0\uff0c\u7cfb\u7d71\u7684\u8ca0\u8f09\u4e5f\u96a8\u4e4b\u4e0a\u5347\uff0c\u9019\u4f7f\u5f97\u61c9\u7528\u7a0b\u5e8f\u9762\u81e8\u8457\u5404\u7a2e\u6311\u6230\u3002\u5176\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u80fd\u5920\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\uff0c\u7279\u5225\u662f\u5728\u9632\u6b62\u300c\u96ea\u5d29\u6548\u61c9\u300d\u65b9\u9762\u3002<\/p>\n

\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n

Redis\uff08Remote Dictionary Server\uff09\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u8b80\u5beb\u6027\u80fd\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002<\/p>\n

\u96ea\u5d29\u6548\u61c9\u7684\u5b9a\u7fa9<\/h2>\n

\u96ea\u5d29\u6548\u61c9\u662f\u6307\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u7576\u5927\u91cf\u8acb\u6c42\u540c\u6642\u5230\u9054\u67d0\u500b\u670d\u52d9\u6642\uff0c\u8a72\u670d\u52d9\u53ef\u80fd\u7121\u6cd5\u627f\u53d7\u9019\u6a23\u7684\u8ca0\u8f09\uff0c\u5c0e\u81f4\u7cfb\u7d71\u5d29\u6f70\u6216\u6027\u80fd\u6025\u5287\u4e0b\u964d\u3002\u9019\u7a2e\u60c5\u6cc1\u901a\u5e38\u767c\u751f\u5728\u7de9\u5b58\u5931\u6548\u5f8c\uff0c\u6240\u6709\u8acb\u6c42\u90fd\u76f4\u63a5\u6253\u5230\u5f8c\u7aef\u6578\u64da\u5eab\uff0c\u9020\u6210\u6578\u64da\u5eab\u7684\u77ac\u6642\u904e\u8f09\u3002<\/p>\n

Redis\u5982\u4f55\u9632\u6b62\u96ea\u5d29\u6548\u61c9<\/h2>\n

Redis\u63d0\u4f9b\u4e86\u591a\u7a2e\u6a5f\u5236\u4f86\u9632\u6b62\u96ea\u5d29\u6548\u61c9\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\uff1a<\/p>\n

1. \u96a8\u6a5f\u904e\u671f\u6642\u9593<\/h3>\n

\u5728\u8a2d\u7f6e\u7de9\u5b58\u6642\uff0c\u53ef\u4ee5\u70ba\u6bcf\u500b\u7de9\u5b58\u9805\u76ee\u8a2d\u7f6e\u96a8\u6a5f\u7684\u904e\u671f\u6642\u9593\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u5927\u91cf\u7de9\u5b58\u540c\u6642\u5931\u6548\uff0c\u5f9e\u800c\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u77ac\u6642\u8acb\u6c42\u58d3\u529b\u3002<\/p>\n

\n# \u8a2d\u7f6e\u7de9\u5b58\u6642\uff0c\u96a8\u6a5f\u751f\u6210\u904e\u671f\u6642\u9593\nexpire_time = random.randint(60, 300)  # \u96a8\u6a5f60\u5230300\u79d2\nredis.set('key', 'value', ex=expire_time)\n<\/code><\/pre>\n
2. \u71b1\u9ede\u6578\u64da\u7684\u9810\u52a0\u8f09<\/h3>\n
\u5c0d\u65bc\u4e00\u4e9b\u71b1\u9580\u6578\u64da\uff0c\u53ef\u4ee5\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u6216\u5b9a\u671f\u9032\u884c\u9810\u52a0\u8f09\uff0c\u5c07\u9019\u4e9b\u6578\u64da\u63d0\u524d\u52a0\u8f09\u5230Redis\u4e2d\uff0c\u5f9e\u800c\u6e1b\u5c11\u9ad8\u5cf0\u671f\u7684\u8acb\u6c42\u58d3\u529b\u3002<\/p>\n
3. \u9650\u6d41\u7b56\u7565<\/h3>\n
\u901a\u904e\u5be6\u65bd\u9650\u6d41\u7b56\u7565\uff0c\u53ef\u4ee5\u63a7\u5236\u540c\u4e00\u6642\u9593\u5167\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\u6578\u91cf\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u8f09\uff0c\u907f\u514d\u56e0\u70ba\u8acb\u6c42\u904e\u591a\u800c\u5c0e\u81f4\u7684\u5d29\u6f70\u3002<\/p>\n
\n# \u4f7f\u7528Redis\u5be6\u73fe\u7c21\u55ae\u7684\u9650\u6d41\ndef rate_limiter(user_id):\n    current_time = time.time()\n    redis_key = f\"rate_limit:{user_id}\"\n    request_count = redis.get(redis_key) or 0\n\n    if request_count < MAX_REQUESTS:\n        redis.incr(redis_key)\n        redis.expire(redis_key, TIME_WINDOW)\n        return True\n    return False\n<\/code><\/pre>\n
4. \u6578\u64da\u5eab\u7684\u5206\u7247<\/h3>\n
\u5c07\u6578\u64da\u5eab\u9032\u884c\u5206\u7247\u53ef\u4ee5\u6709\u6548\u5730\u5206\u6563\u8acb\u6c42\u8ca0\u8f09\uff0c\u6e1b\u5c11\u55ae\u500b\u6578\u64da\u5eab\u7684\u58d3\u529b\u3002\u9019\u6a23\u5373\u4f7f\u67d0\u4e00\u7247\u6bb5\u7684\u8acb\u6c42\u91cf\u6fc0\u589e\uff0c\u5176\u4ed6\u7247\u6bb5\u4ecd\u7136\u53ef\u4ee5\u6b63\u5e38\u904b\u884c\u3002<\/p>\n
\u7d50\u8ad6<\/h2>\n
Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u6709\u6548\u5730\u9632\u6b62\u96ea\u5d29\u6548\u61c9\uff0c\u4fdd\u969c\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u901a\u904e\u96a8\u6a5f\u904e\u671f\u6642\u9593\u3001\u71b1\u9ede\u6578\u64da\u9810\u52a0\u8f09\u3001\u9650\u6d41\u7b56\u7565\u548c\u6578\u64da\u5eab\u5206\u7247\u7b49\u65b9\u6cd5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5728\u9ad8\u4e26\u767c\u74b0\u5883\u4e2d\u66f4\u597d\u5730\u7ba1\u7406\u7cfb\u7d71\u8ca0\u8f09\uff0c\u78ba\u4fdd\u7528\u6236\u9ad4\u9a57\u4e0d\u53d7\u5f71\u97ff\u3002<\/p>\n
\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc \u9999\u6e2fVPS<\/a> \u7684\u4fe1\u606f\uff0c\u5e6b\u52a9\u60a8\u9078\u64c7\u6700\u9069\u5408\u7684\u670d\u52d9\u5668\u914d\u7f6e\uff0c\u78ba\u4fdd\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u5728\u9ad8\u8ca0\u8f09\u4e0b\u4f9d\u7136\u80fd\u5920\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Redis\u63d0\u4f9b\u9ad8\u6548\u7684\u7de9\u5b58\u89e3\u6c7a\u65b9\u6848\uff0c\u9632\u6b62\u61c9\u7528\u96ea\u5d29\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u6027\u80fd\uff0c\u52a9\u529b\u696d\u52d9\u6301\u7e8c\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-129705","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129705","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=129705"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129705\/revisions"}],"predecessor-version":[{"id":129706,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/129705\/revisions\/129706"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=129705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=129705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=129705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}