{"id":50006,"date":"2024-10-08T09:16:14","date_gmt":"2024-10-08T01:16:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/50006\/"},"modified":"2024-10-08T09:16:14","modified_gmt":"2024-10-08T01:16:14","slug":"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e9%99%90%e5%88%b6%e6%af%8f%e5%80%8b-ip-%e7%9a%84%e4%b8%a6%e7%99%bc%e9%80%a3%e6%8e%a5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/50006\/","title":{"rendered":"Nginx \u6280\u5de7\uff1a\u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5"},"content":{"rendered":"<h1 id=\"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e9%99%90%e5%88%b6%e6%af%8f%e5%80%8b-ip-%e7%9a%84%e4%b8%a6%e7%99%bc%e9%80%a3%e6%8e%a5-qXAUeGtqZY\">Nginx \u6280\u5de7\uff1a\u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5<\/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\u7531\u65bc\u5176\u512a\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u914d\u7f6e\u9078\u9805\uff0cNginx \u6210\u70ba\u4e86\u8a31\u591a\u7db2\u7ad9\u7684\u9996\u9078\u4f3a\u670d\u5668\u3002\u7136\u800c\uff0c\u96a8\u8457\u7db2\u7ad9\u6d41\u91cf\u7684\u589e\u52a0\uff0c\u7ba1\u7406\u4e26\u767c\u9023\u63a5\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 Nginx \u4e2d\u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5\uff0c\u4ee5\u63d0\u9ad8\u7db2\u7ad9\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e9%99%90%e5%88%b6%e4%b8%a6%e7%99%bc%e9%80%a3%e6%8e%a5%ef%bc%9f-qXAUeGtqZY\">\u70ba\u4ec0\u9ebc\u9700\u8981\u9650\u5236\u4e26\u767c\u9023\u63a5\uff1f<\/h2>\n<p>\u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5\u6709\u52a9\u65bc\u9632\u6b62\u67d0\u4e9b\u7528\u6236\u904e\u5ea6\u6d88\u8017\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u5f9e\u800c\u5f71\u97ff\u5176\u4ed6\u7528\u6236\u7684\u9ad4\u9a57\u3002\u9019\u5728\u4ee5\u4e0b\u60c5\u6cc1\u4e2d\u7279\u5225\u91cd\u8981\uff1a<\/p>\n<ul>\n<li>\u9632\u6b62 DDoS \u653b\u64ca\uff1a\u9650\u5236\u4e26\u767c\u9023\u63a5\u53ef\u4ee5\u6e1b\u5c11\u4f86\u81ea\u55ae\u4e00 IP \u7684\u6d41\u91cf\uff0c\u964d\u4f4e\u653b\u64ca\u7684\u5f71\u97ff\u3002<\/li>\n<li>\u4fdd\u8b77\u4f3a\u670d\u5668\u8cc7\u6e90\uff1a\u907f\u514d\u67d0\u4e9b\u7528\u6236\u6216\u6a5f\u5668\u4eba\u904e\u5ea6\u8acb\u6c42\uff0c\u78ba\u4fdd\u4f3a\u670d\u5668\u8cc7\u6e90\u7684\u516c\u5e73\u5206\u914d\u3002<\/li>\n<li>\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\uff1a\u901a\u904e\u63a7\u5236\u9023\u63a5\u6578\u91cf\uff0c\u6e1b\u5c11\u4f3a\u670d\u5668\u7684\u8ca0\u64d4\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8-nginx-%e4%b8%ad%e9%99%90%e5%88%b6%e6%af%8f%e5%80%8b-ip-%e7%9a%84%e4%b8%a6%e7%99%bc%e9%80%a3%e6%8e%a5-qXAUeGtqZY\">\u5982\u4f55\u5728 Nginx \u4e2d\u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5<\/h2>\n<p>\u5728 Nginx \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 `limit_conn` \u6a21\u584a\u4f86\u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5\u6578\u3002\u4ee5\u4e0b\u662f\u5177\u9ad4\u7684\u914d\u7f6e\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e8%aa%8d-nginx-%e5%b7%b2%e5%ae%89%e8%a3%9d-limit_conn-%e6%a8%a1%e5%a1%8a-qXAUeGtqZY\">1. \u78ba\u8a8d Nginx \u5df2\u5b89\u88dd limit_conn \u6a21\u584a<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u4f60\u7684 Nginx \u5b89\u88dd\u4e2d\u5305\u542b `limit_conn` \u6a21\u584a\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5\uff1a<\/p>\n<pre><code>nginx -V<\/code><\/pre>\n<p>\u5728\u8f38\u51fa\u7684\u914d\u7f6e\u53c3\u6578\u4e2d\uff0c\u61c9\u8a72\u80fd\u770b\u5230 `&#8211;with-http_limit_conn_module`\u3002<\/p>\n<h3 id=\"2-%e7%b7%a8%e8%bc%af-nginx-%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-qXAUeGtqZY\">2. \u7de8\u8f2f Nginx \u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6253\u958b Nginx \u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u901a\u5e38\u4f4d\u65bc `\/etc\/nginx\/nginx.conf` \u6216 `\/etc\/nginx\/conf.d\/default.conf`\u3002\u5728 `http` \u5340\u584a\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n<pre><code>http {\n    ...\n    limit_conn_zone $binary_remote_addr zone=addr:10m;\n    ...\n}<\/code><\/pre>\n<p>\u9019\u6bb5\u914d\u7f6e\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba `addr` \u7684\u5171\u4eab\u5167\u5b58\u5340\u57df\uff0c\u7528\u65bc\u5b58\u5132\u6bcf\u500b IP \u7684\u9023\u63a5\u6578\u64da\u3002<\/p>\n<h3 id=\"3-%e8%a8%ad%e5%ae%9a%e6%af%8f%e5%80%8b-ip-%e7%9a%84%e6%9c%80%e5%a4%a7%e9%80%a3%e6%8e%a5%e6%95%b8-qXAUeGtqZY\">3. \u8a2d\u5b9a\u6bcf\u500b IP \u7684\u6700\u5927\u9023\u63a5\u6578<\/h3>\n<p>\u5728 `server` \u6216 `location` \u5340\u584a\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e\u4f86\u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5\u6578\uff1a<\/p>\n<pre><code>server {\n    ...\n    limit_conn addr 10;  # \u9650\u5236\u6bcf\u500b IP \u6700\u591a 10 \u500b\u4e26\u767c\u9023\u63a5\n    ...\n}<\/code><\/pre>\n<p>\u9019\u6a23\u914d\u7f6e\u5f8c\uff0c\u6bcf\u500b IP \u5730\u5740\u6700\u591a\u53ea\u80fd\u6709 10 \u500b\u4e26\u767c\u9023\u63a5\u3002\u5982\u679c\u8d85\u904e\u9019\u500b\u6578\u91cf\uff0cNginx \u5c07\u8fd4\u56de 503 \u932f\u8aa4\u3002<\/p>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e9%85%8d%e7%bd%ae%e4%b8%a6%e9%87%8d%e5%95%9f-nginx-qXAUeGtqZY\">4. \u6e2c\u8a66\u914d\u7f6e\u4e26\u91cd\u555f Nginx<\/h3>\n<p>\u5b8c\u6210\u914d\u7f6e\u5f8c\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6e2c\u8a66 Nginx \u914d\u7f6e\u662f\u5426\u6b63\u78ba\uff1a<\/p>\n<pre><code>nginx -t<\/code><\/pre>\n<p>\u5982\u679c\u6c92\u6709\u932f\u8aa4\uff0c\u5247\u53ef\u4ee5\u91cd\u555f Nginx \u4f7f\u914d\u7f6e\u751f\u6548\uff1a<\/p>\n<pre><code>systemctl restart nginx<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-qXAUeGtqZY\">\u7d50\u8ad6<\/h2>\n<p>\u901a\u904e\u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5\uff0cNginx \u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u63d0\u5347\u7db2\u7ad9\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\u3002\u9019\u5c0d\u65bc\u9ad8\u6d41\u91cf\u7db2\u7ad9\u5c24\u70ba\u91cd\u8981\uff0c\u80fd\u5920\u9632\u6b62\u55ae\u4e00\u7528\u6236\u6216\u653b\u64ca\u8005\u904e\u5ea6\u6d88\u8017\u8cc7\u6e90\u3002\u5e0c\u671b\u672c\u6587\u63d0\u4f9b\u7684\u6280\u5de7\u80fd\u5e6b\u52a9\u4f60\u66f4\u597d\u5730\u914d\u7f6e Nginx\uff0c\u63d0\u5347\u7db2\u7ad9\u6027\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\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>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 Nginx \u9650\u5236\u6bcf\u500b IP \u7684\u4e26\u767c\u9023\u63a5\uff0c\u63d0\u5347\u4f3a\u670d\u5668\u6027\u80fd\u8207\u5b89\u5168\u6027\uff0c\u9632\u6b62\u6feb\u7528\u8207\u653b\u64ca\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-50006","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50006","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=50006"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50006\/revisions"}],"predecessor-version":[{"id":50007,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50006\/revisions\/50007"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=50006"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=50006"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=50006"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}