{"id":159549,"date":"2024-11-03T15:29:21","date_gmt":"2024-11-03T07:29:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/159549\/"},"modified":"2024-11-03T15:29:22","modified_gmt":"2024-11-03T07:29:22","slug":"%e7%b4%85%e8%89%b2%e9%96%80%e6%88%b7%e9%99%90%e5%88%b6%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e7%9a%84%e5%af%a6%e8%b8%90%ef%bc%88redis-%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e9%99%90%e5%88%b6%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/159549\/","title":{"rendered":"\u7d05\u8272\u9580\u6237\u9650\u5236\u8a2a\u554f\u983b\u7387\u7684\u5be6\u8e10\uff08redis \u8a2a\u554f\u983b\u7387\u9650\u5236\uff09"},"content":{"rendered":"<h1 id=\"%e7%b4%85%e8%89%b2%e9%96%80%e6%88%b6%e9%99%90%e5%88%b6%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e7%9a%84%e5%af%a6%e8%b8%90%ef%bc%88redis-%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e9%99%90%e5%88%b6%ef%bc%89-XccleQdOKe\">\u7d05\u8272\u9580\u6236\u9650\u5236\u8a2a\u554f\u983b\u7387\u7684\u5be6\u8e10\uff08Redis \u8a2a\u554f\u983b\u7387\u9650\u5236\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u7db2\u7ad9\u7684\u5b89\u5168\u6027\u548c\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u7db2\u7d61\u653b\u64ca\u7684\u65e5\u76ca\u589e\u591a\uff0c\u8a31\u591a\u7db2\u7ad9\u7ba1\u7406\u54e1\u958b\u59cb\u5c0b\u6c42\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u4fdd\u8b77\u4ed6\u5011\u7684\u8cc7\u6e90\u3002\u5176\u4e2d\uff0c\u8a2a\u554f\u983b\u7387\u9650\u5236\u662f\u4e00\u7a2e\u5e38\u898b\u7684\u9632\u8b77\u63aa\u65bd\uff0c\u80fd\u5920\u6709\u6548\u9632\u6b62\u60e1\u610f\u653b\u64ca\u548c\u904e\u5ea6\u4f7f\u7528\u8cc7\u6e90\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528 Redis \u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\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-XccleQdOKe\">\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\u65bc\u9632\u6b62 DDoS \u653b\u64ca\u3001\u66b4\u529b\u7834\u89e3\u548c\u5176\u4ed6\u985e\u578b\u7684\u6feb\u7528\u884c\u70ba\u3002\u901a\u904e\u8a2d\u7f6e\u8a2a\u554f\u983b\u7387\u9650\u5236\uff0c\u7db2\u7ad9\u7ba1\u7406\u54e1\u53ef\u4ee5\u78ba\u4fdd\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-redis%ef%bc%9f-XccleQdOKe\">\u70ba\u4ec0\u9ebc\u9078\u64c7 Redis\uff1f<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5feb\u901f\u7684\u8b80\u5beb\u901f\u5ea6\u548c\u7c21\u55ae\u7684\u6578\u64da\u7d50\u69cb\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u4f7f\u7528 Redis \u4f86\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u6709\u4ee5\u4e0b\u5e7e\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6548\u6027\uff1a<\/strong>Redis \u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5176\u80fd\u5920\u5feb\u901f\u8655\u7406\u5927\u91cf\u8acb\u6c42\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6027\uff1a<\/strong>Redis \u63d0\u4f9b\u4e86\u7c21\u55ae\u7684\u547d\u4ee4\u4f86\u64cd\u4f5c\u6578\u64da\uff0c\u6613\u65bc\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u908f\u8f2f\u3002<\/li>\n<li><strong>\u6301\u4e45\u6027\uff1a<\/strong>\u96d6\u7136 Redis \u662f\u4e00\u500b\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5b83\u4e5f\u652f\u6301\u6301\u4e45\u5316\uff0c\u80fd\u5920\u5728\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-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-XccleQdOKe\">\u5982\u4f55\u4f7f\u7528 Redis \u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 Redis \u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u7684\u57fa\u672c\u793a\u4f8b\u3002\u5047\u8a2d\u6211\u5011\u5e0c\u671b\u9650\u5236\u6bcf\u500b\u7528\u6236\u5728 1 \u5206\u9418\u5167\u6700\u591a\u53ea\u80fd\u8a2a\u554f 100 \u6b21\u67d0\u500b API\u3002<\/p>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-1%ef%bc%9a%e8%a8%ad%e7%bd%ae-redis-XccleQdOKe\">\u6b65\u9a5f 1\uff1a\u8a2d\u7f6e Redis<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u4f60\u5df2\u7d93\u5b89\u88dd\u4e86 Redis \u4e26\u4e14\u6b63\u5728\u904b\u884c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u555f\u52d5 Redis \u670d\u52d9\uff1a<\/p>\n<pre><code>redis-server<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f-2%ef%bc%9a%e7%b7%a8%e5%af%ab%e8%a8%aa%e5%95%8f%e9%a0%bb%e7%8e%87%e9%99%90%e5%88%b6%e9%82%8f%e8%bc%af-XccleQdOKe\">\u6b65\u9a5f 2\uff1a\u7de8\u5beb\u8a2a\u554f\u983b\u7387\u9650\u5236\u908f\u8f2f<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b Python \u4ee3\u78bc\u4f86\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\uff1a<\/p>\n<pre><code>import redis\nimport time\n\n# \u9023\u63a5\u5230 Redis\nr = redis.StrictRedis(host='localhost', port=6379, db=0)\n\ndef is_request_allowed(user_id):\n    current_time = int(time.time())\n    key = f\"rate_limit:{user_id}\"\n\n    # \u4f7f\u7528 Redis \u7684 INCR \u547d\u4ee4\u589e\u52a0\u8a08\u6578\n    current_count = r.incr(key)\n\n    if current_count == 1:\n        # \u5982\u679c\u662f\u7b2c\u4e00\u6b21\u8acb\u6c42\uff0c\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u70ba 60 \u79d2\n        r.expire(key, 60)\n\n    # \u6aa2\u67e5\u7576\u524d\u8acb\u6c42\u6b21\u6578\u662f\u5426\u8d85\u904e\u9650\u5236\n    if current_count &gt; 100:\n        return False\n    return True\n\n# \u6e2c\u8a66\nuser_id = \"user123\"\nif is_request_allowed(user_id):\n    print(\"\u8acb\u6c42\u88ab\u5141\u8a31\")\nelse:\n    print(\"\u8acb\u6c42\u88ab\u62d2\u7d55\uff0c\u8d85\u904e\u8a2a\u554f\u983b\u7387\u9650\u5236\")\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XccleQdOKe\">\u7e3d\u7d50<\/h2>\n<p>\u8a2a\u554f\u983b\u7387\u9650\u5236\u662f\u4e00\u7a2e\u6709\u6548\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7db2\u7ad9\u7ba1\u7406\u54e1\u4fdd\u8b77\u5176\u8cc7\u6e90\u4e0d\u53d7\u6feb\u7528\u3002\u5229\u7528 Redis \u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\u4e0d\u50c5\u9ad8\u6548\u4e14\u7c21\u55ae\uff0c\u9069\u5408\u5404\u7a2e\u898f\u6a21\u7684\u61c9\u7528\u3002\u901a\u904e\u4e0a\u8ff0\u793a\u4f8b\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u5728\u81ea\u5df1\u7684\u61c9\u7528\u4e2d\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u7d05\u8272\u9580\u6237\u5982\u4f55\u5229\u7528Redis\u5be6\u73fe\u8a2a\u554f\u983b\u7387\u9650\u5236\uff0c\u63d0\u5347\u7cfb\u7d71\u5b89\u5168\u6027\u8207\u6027\u80fd\uff0c\u9632\u6b62\u6feb\u7528\u884c\u70ba\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-159549","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159549","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=159549"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159549\/revisions"}],"predecessor-version":[{"id":159550,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/159549\/revisions\/159550"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=159549"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=159549"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=159549"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}