{"id":50535,"date":"2024-10-08T11:54:15","date_gmt":"2024-10-08T03:54:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/50535\/"},"modified":"2024-10-08T11:54:15","modified_gmt":"2024-10-08T03:54:15","slug":"nginx-%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%ef%bc%9a%e7%9b%a3%e6%8e%a7%e6%84%8f%e5%a4%96%e7%9a%84%e4%bc%ba%e6%9c%8d%e5%99%a8%e8%b2%a0%e8%bc%89%e4%bd%9c%e7%82%ba%e6%94%bb%e6%93%8a%e7%9a%84%e6%8c%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/50535\/","title":{"rendered":"Nginx \u5b89\u5168\u7b56\u7565\uff1a\u76e3\u63a7\u610f\u5916\u7684\u4f3a\u670d\u5668\u8ca0\u8f09\u4f5c\u70ba\u653b\u64ca\u7684\u6307\u6a19"},"content":{"rendered":"<h1 id=\"nginx-%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%ef%bc%9a%e7%9b%a3%e6%8e%a7%e6%84%8f%e5%a4%96%e7%9a%84%e4%bc%ba%e6%9c%8d%e5%99%a8%e8%b2%a0%e8%bc%89%e4%bd%9c%e7%82%ba%e6%94%bb%e6%93%8a%e7%9a%84%e6%8c%87-wMaCisQBxE\">Nginx \u5b89\u5168\u7b56\u7565\uff1a\u76e3\u63a7\u610f\u5916\u7684\u4f3a\u670d\u5668\u8ca0\u8f09\u4f5c\u70ba\u653b\u64ca\u7684\u6307\u6a19<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Nginx \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u7db2\u9801\u4f3a\u670d\u5668\u548c\u53cd\u5411\u4ee3\u7406\u4f3a\u670d\u5668\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u4e2d\u3002\u7136\u800c\uff0c\u96a8\u8457\u4f7f\u7528\u91cf\u7684\u589e\u52a0\uff0c\u4f3a\u670d\u5668\u9762\u81e8\u7684\u5b89\u5168\u5a01\u8105\u4e5f\u5728\u4e0d\u65b7\u4e0a\u5347\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u901a\u904e\u76e3\u63a7\u4f3a\u670d\u5668\u8ca0\u8f09\u4f86\u8b58\u5225\u6f5b\u5728\u7684\u653b\u64ca\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6709\u6548\u7684\u5b89\u5168\u7b56\u7565\u3002<\/p>\n<h2 id=\"%e4%bc%ba%e6%9c%8d%e5%99%a8%e8%b2%a0%e8%bc%89%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-wMaCisQBxE\">\u4f3a\u670d\u5668\u8ca0\u8f09\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u4f3a\u670d\u5668\u8ca0\u8f09\u662f\u6307\u4f3a\u670d\u5668\u5728\u7279\u5b9a\u6642\u9593\u5167\u8655\u7406\u8acb\u6c42\u7684\u80fd\u529b\u3002\u9019\u901a\u5e38\u4ee5 CPU \u4f7f\u7528\u7387\u3001\u5167\u5b58\u4f7f\u7528\u91cf\u548c\u7db2\u7d61\u6d41\u91cf\u7b49\u6307\u6a19\u4f86\u8861\u91cf\u3002\u6b63\u5e38\u60c5\u6cc1\u4e0b\uff0c\u4f3a\u670d\u5668\u8ca0\u8f09\u61c9\u8a72\u4fdd\u6301\u5728\u4e00\u500b\u7a69\u5b9a\u7684\u7bc4\u570d\u5167\u3002\u7136\u800c\uff0c\u7576\u8ca0\u8f09\u7570\u5e38\u589e\u52a0\u6642\uff0c\u9019\u53ef\u80fd\u662f\u6f5b\u5728\u653b\u64ca\u7684\u4fe1\u865f\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84%e6%94%bb%e6%93%8a%e9%a1%9e%e5%9e%8b-wMaCisQBxE\">\u5e38\u898b\u7684\u653b\u64ca\u985e\u578b<\/h2>\n<ul>\n<li><strong>DDoS \u653b\u64ca\uff1a<\/strong>\u5206\u4f48\u5f0f\u62d2\u7d55\u670d\u52d9\u653b\u64ca\u65e8\u5728\u901a\u904e\u5927\u91cf\u8acb\u6c42\u4f7f\u4f3a\u670d\u5668\u8d85\u8ca0\u8377\u904b\u884c\uff0c\u5c0e\u81f4\u670d\u52d9\u4e2d\u65b7\u3002<\/li>\n<li><strong>\u66b4\u529b\u7834\u89e3\uff1a<\/strong>\u653b\u64ca\u8005\u901a\u904e\u4e0d\u65b7\u5617\u8a66\u4e0d\u540c\u7684\u767b\u9304\u6191\u8b49\u4f86\u7372\u53d6\u8a2a\u554f\u6b0a\u9650\uff0c\u9019\u6703\u5c0e\u81f4\u4f3a\u670d\u5668\u8ca0\u8f09\u589e\u52a0\u3002<\/li>\n<li><strong>SQL \u6ce8\u5165\uff1a<\/strong>\u9019\u7a2e\u653b\u64ca\u901a\u904e\u5411\u4f3a\u670d\u5668\u767c\u9001\u60e1\u610f SQL \u67e5\u8a62\u4f86\u64cd\u7e31\u6578\u64da\u5eab\uff0c\u53ef\u80fd\u5c0e\u81f4\u4f3a\u670d\u5668\u8cc7\u6e90\u7684\u904e\u5ea6\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%9b%a3%e6%8e%a7%e4%bc%ba%e6%9c%8d%e5%99%a8%e8%b2%a0%e8%bc%89%e7%9a%84%e7%ad%96%e7%95%a5-wMaCisQBxE\">\u76e3\u63a7\u4f3a\u670d\u5668\u8ca0\u8f09\u7684\u7b56\u7565<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u5730\u76e3\u63a7\u4f3a\u670d\u5668\u8ca0\u8f09\uff0c\u60a8\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-nginx-%e6%97%a5%e8%aa%8c-wMaCisQBxE\">1. \u4f7f\u7528 Nginx \u65e5\u8a8c<\/h3>\n<p>Nginx \u63d0\u4f9b\u4e86\u8a73\u7d30\u7684\u8a2a\u554f\u65e5\u8a8c\uff0c\u9019\u4e9b\u65e5\u8a8c\u53ef\u4ee5\u5e6b\u52a9\u60a8\u5206\u6790\u8acb\u6c42\u6a21\u5f0f\u3002\u901a\u904e\u5206\u6790\u65e5\u8a8c\uff0c\u60a8\u53ef\u4ee5\u8b58\u5225\u7570\u5e38\u7684\u8acb\u6c42\u4f86\u6e90\u548c\u983b\u7387\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u555f\u7528 Nginx \u65e5\u8a8c\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>http {\n    log_format main '$remote_addr - $remote_user [$time_local] \"$request\" '\n                    '$status $body_bytes_sent \"$http_referer\" '\n                    '\"$http_user_agent\" \"$http_x_forwarded_for\"';\n    access_log \/var\/log\/nginx\/access.log main;\n}<\/code><\/pre>\n<h3 id=\"2-%e5%af%a6%e6%99%82%e7%9b%a3%e6%8e%a7%e5%b7%a5%e5%85%b7-wMaCisQBxE\">2. \u5be6\u6642\u76e3\u63a7\u5de5\u5177<\/h3>\n<p>\u4f7f\u7528\u5982 Grafana\u3001Prometheus \u7b49\u5be6\u6642\u76e3\u63a7\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u60a8\u53ef\u8996\u5316\u4f3a\u670d\u5668\u7684\u6027\u80fd\u6307\u6a19\u3002\u9019\u4e9b\u5de5\u5177\u80fd\u5920\u8a2d\u7f6e\u8b66\u5831\uff0c\u7576\u4f3a\u670d\u5668\u8ca0\u8f09\u8d85\u904e\u9810\u8a2d\u95be\u503c\u6642\uff0c\u53ca\u6642\u901a\u77e5\u7ba1\u7406\u54e1\u3002<\/p>\n<h3 id=\"3-%e8%a8%ad%e7%bd%ae%e9%98%b2%e7%81%ab%e7%89%86%e8%a6%8f%e5%89%87-wMaCisQBxE\">3. \u8a2d\u7f6e\u9632\u706b\u7246\u898f\u5247<\/h3>\n<p>\u901a\u904e\u8a2d\u7f6e\u9632\u706b\u7246\u898f\u5247\uff0c\u53ef\u4ee5\u9650\u5236\u4f86\u81ea\u7279\u5b9a IP \u5730\u5740\u7684\u8acb\u6c42\u6578\u91cf\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11 DDoS \u653b\u64ca\u7684\u5f71\u97ff\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 iptables \u8a2d\u7f6e\u9650\u5236\uff1a<\/p>\n<pre><code>iptables -A INPUT -p tcp --dport 80 -m conntrack --ctstate NEW -m limit --limit 10\/minute --limit-burst 20 -j ACCEPT\niptables -A INPUT -p tcp --dport 80 -j DROP<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-wMaCisQBxE\">\u7d50\u8ad6<\/h2>\n<p>\u76e3\u63a7\u4f3a\u670d\u5668\u8ca0\u8f09\u662f\u78ba\u4fdd Nginx \u4f3a\u670d\u5668\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u5206\u6790\u65e5\u8a8c\u3001\u4f7f\u7528\u5be6\u6642\u76e3\u63a7\u5de5\u5177\u548c\u8a2d\u7f6e\u9632\u706b\u7246\u898f\u5247\uff0c\u60a8\u53ef\u4ee5\u53ca\u65e9\u8b58\u5225\u6f5b\u5728\u7684\u653b\u64ca\u4e26\u63a1\u53d6\u76f8\u61c9\u7684\u63aa\u65bd\u3002\u96a8\u8457\u7db2\u7d61\u5b89\u5168\u5a01\u8105\u7684\u65e5\u76ca\u589e\u52a0\uff0c\u5efa\u7acb\u4e00\u5957\u5b8c\u5584\u7684\u5b89\u5168\u7b56\u7565\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u53ca\u5176\u5b89\u5168\u7b56\u7565\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Nginx \u5b89\u5168\u7b56\u7565\uff0c\u900f\u904e\u76e3\u63a7\u4f3a\u670d\u5668\u8ca0\u8f09\u7570\u5e38\uff0c\u8b58\u5225\u6f5b\u5728\u653b\u64ca\uff0c\u4fdd\u8b77\u60a8\u7684\u7db2\u7ad9\u5b89\u5168\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-50535","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50535","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=50535"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50535\/revisions"}],"predecessor-version":[{"id":50536,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/50535\/revisions\/50536"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=50535"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=50535"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=50535"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}