{"id":50735,"date":"2024-10-08T13:22:14","date_gmt":"2024-10-08T05:22:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/50735\/"},"modified":"2024-10-08T13:22:14","modified_gmt":"2024-10-08T05:22:14","slug":"nginx-%e6%8c%87%e4%bb%a4%ef%bc%9alimit_conn_zone-%ef%bc%88%e9%99%90%e5%88%b6%e9%80%a3%e6%8e%a5%e5%8d%80%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/50735\/","title":{"rendered":"Nginx \u6307\u4ee4\uff1alimit_conn_zone \uff08\u9650\u5236\u9023\u63a5\u5340\uff09"},"content":{"rendered":"<h1 id=\"nginx-%e6%8c%87%e4%bb%a4%ef%bc%9alimit_conn_zone-%ef%bc%88%e9%99%90%e5%88%b6%e9%80%a3%e6%8e%a5%e5%8d%80%ef%bc%89-lBFijEuXMm\">Nginx \u6307\u4ee4\uff1alimit_conn_zone \uff08\u9650\u5236\u9023\u63a5\u5340\uff09<\/h1>\n<p>Nginx \u662f\u4e00\u6b3e\u9ad8\u6548\u80fd\u7684\u7db2\u9801\u4f3a\u670d\u5668\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5f0f\u4e2d\u3002\u5176\u9748\u6d3b\u7684\u914d\u7f6e\u9078\u9805\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u6839\u64da\u9700\u6c42\u8abf\u6574\u4f3a\u670d\u5668\u884c\u70ba\u3002\u5176\u4e2d\uff0c<code>limit_conn_zone<\/code> \u6307\u4ee4\u662f\u4e00\u500b\u91cd\u8981\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u7ba1\u7406\u9023\u63a5\u6578\u91cf\uff0c\u9632\u6b62\u4f3a\u670d\u5668\u904e\u8f09\uff0c\u63d0\u5347\u7db2\u7ad9\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-limit_conn_zone%ef%bc%9f-lBFijEuXMm\">\u4ec0\u9ebc\u662f limit_conn_zone\uff1f<\/h2>\n<p><code>limit_conn_zone<\/code> \u6307\u4ee4\u7528\u65bc\u5b9a\u7fa9\u4e00\u500b\u9650\u5236\u9023\u63a5\u7684\u5340\u57df\uff0c\u9019\u500b\u5340\u57df\u53ef\u4ee5\u6839\u64da\u7279\u5b9a\u7684\u8b8a\u6578\u4f86\u8a08\u7b97\u9023\u63a5\u6578\u91cf\u3002\u9019\u6a23\u7684\u8a2d\u7f6e\u53ef\u4ee5\u6709\u6548\u5730\u63a7\u5236\u540c\u6642\u9023\u63a5\u5230\u4f3a\u670d\u5668\u7684\u5ba2\u6236\u7aef\u6578\u91cf\uff0c\u5f9e\u800c\u9632\u6b62\u67d0\u4e9b\u5ba2\u6236\u7aef\u904e\u5ea6\u4f54\u7528\u8cc7\u6e90\uff0c\u5f71\u97ff\u5176\u4ed6\u7528\u6236\u7684\u8a2a\u554f\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-limit_conn_zone%ef%bc%9f-lBFijEuXMm\">\u5982\u4f55\u4f7f\u7528 limit_conn_zone\uff1f<\/h2>\n<p>\u8981\u4f7f\u7528 <code>limit_conn_zone<\/code> \u6307\u4ee4\uff0c\u9996\u5148\u9700\u8981\u5728 Nginx \u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b9a\u7fa9\u4e00\u500b\u5340\u57df\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>http {\n    limit_conn_zone $binary_remote_addr zone=addr:10m;\n    ...\n}<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c<code>$binary_remote_addr<\/code> \u662f\u4e00\u500b\u8b8a\u6578\uff0c\u7528\u4f86\u7372\u53d6\u5ba2\u6236\u7aef\u7684 IP \u5730\u5740\u3002<code>zone=addr:10m<\/code> \u5247\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba <code>addr<\/code> \u7684\u5340\u57df\uff0c\u5927\u5c0f\u70ba 10MB\u3002\u9019\u500b\u5340\u57df\u5c07\u7528\u4f86\u5b58\u5132\u9023\u63a5\u6578\u64da\u3002<\/p>\n<h2 id=\"%e9%99%90%e5%88%b6%e9%80%a3%e6%8e%a5%e6%95%b8%e9%87%8f-lBFijEuXMm\">\u9650\u5236\u9023\u63a5\u6578\u91cf<\/h2>\n<p>\u5b9a\u7fa9\u4e86\u9650\u5236\u9023\u63a5\u5340\u57df\u5f8c\uff0c\u63a5\u4e0b\u4f86\u9700\u8981\u4f7f\u7528 <code>limit_conn<\/code> \u6307\u4ee4\u4f86\u8a2d\u7f6e\u5177\u9ad4\u7684\u9023\u63a5\u9650\u5236\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>server {\n    ...\n    limit_conn addr 1;\n    ...\n}<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c<code>limit_conn addr 1<\/code> \u8868\u793a\u6bcf\u500b IP \u5730\u5740\u6700\u591a\u53ea\u80fd\u6709\u4e00\u500b\u540c\u6642\u9023\u63a5\u3002\u9019\u6a23\u7684\u8a2d\u7f6e\u53ef\u4ee5\u6709\u6548\u9632\u6b62 DDoS \u653b\u64ca\u6216\u5176\u4ed6\u985e\u578b\u7684\u6feb\u7528\u884c\u70ba\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-lBFijEuXMm\">\u5be6\u969b\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u4f7f\u7528 <code>limit_conn_zone<\/code> \u548c <code>limit_conn<\/code> \u6307\u4ee4\u7684\u5834\u666f\u975e\u5e38\u591a\u6a23\u3002\u4f8b\u5982\uff0c\u5728\u9ad8\u6d41\u91cf\u7684\u7db2\u7ad9\u4e0a\uff0c\u9019\u4e9b\u6307\u4ee4\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u6d41\u91cf\uff0c\u78ba\u4fdd\u4f3a\u670d\u5668\u4e0d\u6703\u56e0\u70ba\u904e\u591a\u7684\u9023\u63a5\u800c\u5d29\u6f70\u3002\u6b64\u5916\uff0c\u5c0d\u65bc\u4e00\u4e9b\u9700\u8981\u4fdd\u8b77\u7684\u8cc7\u6e90\uff0c\u5982\u767b\u9304\u9801\u9762\u6216\u652f\u4ed8\u9801\u9762\uff0c\u9019\u4e9b\u6307\u4ee4\u4e5f\u80fd\u5920\u6709\u6548\u9632\u6b62\u66b4\u529b\u7834\u89e3\u548c\u5176\u4ed6\u653b\u64ca\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-lBFijEuXMm\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528 <code>limit_conn_zone<\/code> \u548c <code>limit_conn<\/code> \u6307\u4ee4\u6642\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u904e\u65bc\u56b4\u683c\u7684\u9650\u5236\u53ef\u80fd\u6703\u5f71\u97ff\u6b63\u5e38\u7528\u6236\u7684\u8a2a\u554f\u9ad4\u9a57\uff0c\u56e0\u6b64\u9700\u8981\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u6574\u3002<\/li>\n<li>\u5728\u9ad8\u6d41\u91cf\u7684\u74b0\u5883\u4e2d\uff0c\u5efa\u8b70\u5b9a\u671f\u76e3\u63a7\u4f3a\u670d\u5668\u7684\u6027\u80fd\uff0c\u4ee5\u4fbf\u53ca\u6642\u8abf\u6574\u9023\u63a5\u9650\u5236\u3002<\/li>\n<li>\u53ef\u4ee5\u7d50\u5408\u5176\u4ed6 Nginx \u7684\u5b89\u5168\u529f\u80fd\uff0c\u5982 <code>limit_req_zone<\/code>\uff0c\u4ee5\u9032\u4e00\u6b65\u589e\u5f37\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-lBFijEuXMm\">\u7e3d\u7d50<\/h2>\n<p>\u7e3d\u7684\u4f86\u8aaa\uff0c<code>limit_conn_zone<\/code> \u6307\u4ee4\u662f Nginx \u4e2d\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u529f\u80fd\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u6709\u6548\u7ba1\u7406\u4f3a\u670d\u5668\u7684\u9023\u63a5\u6578\u91cf\uff0c\u63d0\u5347\u7db2\u7ad9\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002\u900f\u904e\u5408\u7406\u7684\u914d\u7f6e\uff0c\u7db2\u7ad9\u7ba1\u7406\u54e1\u53ef\u4ee5\u78ba\u4fdd\u4f3a\u670d\u5668\u5728\u9ad8\u6d41\u91cf\u60c5\u6cc1\u4e0b\u4f9d\u7136\u80fd\u5920\u7a69\u5b9a\u904b\u884c\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u7db2\u7ad9\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 Nginx \u7684 limit_conn_zone \u6307\u4ee4\uff0c\u5982\u4f55\u6709\u6548\u9650\u5236\u9023\u63a5\u6578\u91cf\uff0c\u63d0\u5347\u4f3a\u670d\u5668\u6027\u80fd\u8207\u5b89\u5168\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-50735","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50735","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=50735"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50735\/revisions"}],"predecessor-version":[{"id":50736,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50735\/revisions\/50736"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=50735"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=50735"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=50735"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}