{"id":49982,"date":"2024-10-08T09:06:13","date_gmt":"2024-10-08T01:06:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/49982\/"},"modified":"2024-10-08T09:06:13","modified_gmt":"2024-10-08T01:06:13","slug":"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e4%bd%bf%e7%94%a8%e6%8e%92%e9%9a%8a%e7%ae%a1%e7%90%86%e5%a4%a7%e6%b5%81%e9%87%8f%e5%b3%b0%e5%80%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/49982\/","title":{"rendered":"Nginx \u6280\u5de7\uff1a\u4f7f\u7528\u6392\u968a\u7ba1\u7406\u5927\u6d41\u91cf\u5cf0\u503c"},"content":{"rendered":"<h1 id=\"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e4%bd%bf%e7%94%a8%e6%8e%92%e9%9a%8a%e7%ae%a1%e7%90%86%e5%a4%a7%e6%b5%81%e9%87%8f%e5%b3%b0%e5%80%bc-zVfzQoroYQ\">Nginx \u6280\u5de7\uff1a\u4f7f\u7528\u6392\u968a\u7ba1\u7406\u5927\u6d41\u91cf\u5cf0\u503c<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u7db2\u7ad9\u6d41\u91cf\u7684\u6ce2\u52d5\u662f\u5e38\u898b\u7684\u73fe\u8c61\u3002\u5c24\u5176\u662f\u5728\u7279\u5b9a\u7684\u4fc3\u92b7\u6d3b\u52d5\u6216\u4e8b\u4ef6\u671f\u9593\uff0c\u7db2\u7ad9\u53ef\u80fd\u6703\u9762\u81e8\u7a81\u5982\u5176\u4f86\u7684\u6d41\u91cf\u9ad8\u5cf0\u3002\u9019\u6642\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u9019\u4e9b\u6d41\u91cf\uff0c\u78ba\u4fdd\u7db2\u7ad9\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u7528\u6027\uff0c\u6210\u70ba\u4e86\u6bcf\u500b\u7db2\u7ad9\u7ba1\u7406\u8005\u5fc5\u9808\u9762\u5c0d\u7684\u6311\u6230\u3002Nginx \u4f5c\u70ba\u4e00\u6b3e\u9ad8\u6548\u7684\u7db2\u9801\u4f3a\u670d\u5668\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6280\u5de7\u4f86\u5e6b\u52a9\u7ba1\u7406\u5927\u6d41\u91cf\u5cf0\u503c\uff0c\u5176\u4e2d\u6392\u968a\u7ba1\u7406\u662f\u4e00\u500b\u91cd\u8981\u7684\u7b56\u7565\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%8e%92%e9%9a%8a%e7%ae%a1%e7%90%86%ef%bc%9f-zVfzQoroYQ\">\u4ec0\u9ebc\u662f\u6392\u968a\u7ba1\u7406\uff1f<\/h2>\n<p>\u6392\u968a\u7ba1\u7406\u662f\u4e00\u7a2e\u6d41\u91cf\u63a7\u5236\u6280\u8853\uff0c\u65e8\u5728\u5728\u9ad8\u6d41\u91cf\u671f\u9593\u5e73\u8861\u4f3a\u670d\u5668\u7684\u8ca0\u8f09\u3002\u7576\u4f3a\u670d\u5668\u9762\u81e8\u904e\u591a\u8acb\u6c42\u6642\uff0c\u6392\u968a\u7ba1\u7406\u53ef\u4ee5\u5c07\u8acb\u6c42\u653e\u5165\u968a\u5217\u4e2d\uff0c\u4f9d\u6b21\u8655\u7406\uff0c\u5f9e\u800c\u907f\u514d\u4f3a\u670d\u5668\u904e\u8f09\u6216\u5d29\u6f70\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u4f3a\u670d\u5668\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u80fd\u6539\u5584\u7528\u6236\u9ad4\u9a57\uff0c\u56e0\u70ba\u7528\u6236\u4e0d\u6703\u56e0\u70ba\u4f3a\u670d\u5668\u7121\u6cd5\u8655\u7406\u8acb\u6c42\u800c\u906d\u9047\u932f\u8aa4\u9801\u9762\u3002<\/p>\n<h2 id=\"nginx-%e4%b8%ad%e7%9a%84%e6%8e%92%e9%9a%8a%e7%ae%a1%e7%90%86%e9%85%8d%e7%bd%ae-zVfzQoroYQ\">Nginx \u4e2d\u7684\u6392\u968a\u7ba1\u7406\u914d\u7f6e<\/h2>\n<p>\u5728 Nginx \u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u4e00\u4e9b\u53c3\u6578\u4f86\u5be6\u73fe\u6392\u968a\u7ba1\u7406\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-limit_req-%e6%a8%a1%e5%a1%8a-zVfzQoroYQ\">1. \u4f7f\u7528 `limit_req` \u6a21\u584a<\/h3>\n<p>Nginx \u63d0\u4f9b\u4e86 `limit_req` \u6a21\u584a\uff0c\u53ef\u4ee5\u7528\u4f86\u9650\u5236\u8acb\u6c42\u7684\u901f\u7387\u3002\u9019\u500b\u6a21\u584a\u53ef\u4ee5\u5e6b\u52a9\u6211\u5011\u5728\u9ad8\u6d41\u91cf\u671f\u9593\u63a7\u5236\u6bcf\u500b\u7528\u6236\u7684\u8acb\u6c42\u6578\u91cf\u3002<\/p>\n<pre><code>http {\n    limit_req_zone $binary_remote_addr zone=one:10m rate=1r\/s;\n\n    server {\n        location \/ {\n            limit_req zone=one burst=5;\n            # \u5176\u4ed6\u914d\u7f6e\n        }\n    }\n}<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba `one` \u7684\u5340\u57df\uff0c\u9650\u5236\u6bcf\u500b IP \u5730\u5740\u7684\u8acb\u6c42\u901f\u7387\u70ba\u6bcf\u79d2 1 \u6b21\uff0c\u4e26\u5141\u8a31\u7a81\u767c\u8acb\u6c42\u6700\u591a 5 \u6b21\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u63a7\u5236\u6d41\u91cf\uff0c\u907f\u514d\u4f3a\u670d\u5668\u904e\u8f09\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-limit_conn-%e6%a8%a1%e5%a1%8a-zVfzQoroYQ\">2. \u4f7f\u7528 `limit_conn` \u6a21\u584a<\/h3>\n<p>\u9664\u4e86\u9650\u5236\u8acb\u6c42\u901f\u7387\uff0c`limit_conn` \u6a21\u584a\u9084\u53ef\u4ee5\u9650\u5236\u540c\u6642\u9023\u63a5\u7684\u6578\u91cf\u3002\u9019\u5c0d\u65bc\u9632\u6b62\u55ae\u500b\u7528\u6236\u4f54\u7528\u904e\u591a\u8cc7\u6e90\u975e\u5e38\u6709\u6548\u3002<\/p>\n<pre><code>http {\n    limit_conn_zone $binary_remote_addr zone=addr:10m;\n\n    server {\n        location \/ {\n            limit_conn addr 1;\n            # \u5176\u4ed6\u914d\u7f6e\n        }\n    }\n}<\/code><\/pre>\n<p>\u5728\u9019\u500b\u914d\u7f6e\u4e2d\uff0c\u6211\u5011\u9650\u5236\u6bcf\u500b IP \u5730\u5740\u7684\u540c\u6642\u9023\u63a5\u6578\u91cf\u70ba 1\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u9632\u6b62 DDoS \u653b\u64ca\u6216\u5176\u4ed6\u985e\u578b\u7684\u6feb\u7528\u884c\u70ba\u3002<\/p>\n<h2 id=\"%e5%85%b6%e4%bb%96%e5%84%aa%e5%8c%96%e6%8a%80%e5%b7%a7-zVfzQoroYQ\">\u5176\u4ed6\u512a\u5316\u6280\u5de7<\/h2>\n<ul>\n<li><strong>\u4f7f\u7528\u5feb\u53d6\uff1a<\/strong>\u555f\u7528 Nginx \u7684\u5feb\u53d6\u529f\u80fd\uff0c\u53ef\u4ee5\u6e1b\u5c11\u4f3a\u670d\u5668\u7684\u8ca0\u64d4\uff0c\u63d0\u5347\u97ff\u61c9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u8ca0\u8f09\u5747\u8861\uff1a<\/strong>\u901a\u904e\u914d\u7f6e\u8ca0\u8f09\u5747\u8861\uff0c\u53ef\u4ee5\u5c07\u6d41\u91cf\u5206\u6563\u5230\u591a\u53f0\u4f3a\u670d\u5668\u4e0a\uff0c\u9032\u4e00\u6b65\u63d0\u9ad8\u7db2\u7ad9\u7684\u53ef\u7528\u6027\u3002<\/li>\n<li><strong>\u76e3\u63a7\u548c\u65e5\u8a8c\u5206\u6790\uff1a<\/strong>\u5b9a\u671f\u6aa2\u67e5\u4f3a\u670d\u5668\u7684\u65e5\u8a8c\uff0c\u4e86\u89e3\u6d41\u91cf\u6a21\u5f0f\uff0c\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-zVfzQoroYQ\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u9762\u5c0d\u5927\u6d41\u91cf\u5cf0\u503c\u6642\uff0cNginx \u63d0\u4f9b\u4e86\u591a\u7a2e\u6709\u6548\u7684\u6392\u968a\u7ba1\u7406\u6280\u5de7\uff0c\u5e6b\u52a9\u7db2\u7ad9\u7ba1\u7406\u8005\u4fdd\u6301\u4f3a\u670d\u5668\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u7528\u6027\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e `limit_req` \u548c `limit_conn` \u6a21\u584a\uff0c\u4e26\u7d50\u5408\u5176\u4ed6\u512a\u5316\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u61c9\u5c0d\u6d41\u91cf\u6311\u6230\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u53ca\u4f3a\u670d\u5668\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1 Nginx \u6280\u5de7\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u4f7f\u7528\u6392\u968a\u7ba1\u7406\u61c9\u5c0d\u5927\u6d41\u91cf\u5cf0\u503c\uff0c\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u8207\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-49982","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49982","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=49982"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49982\/revisions"}],"predecessor-version":[{"id":49983,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49982\/revisions\/49983"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=49982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=49982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=49982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}