{"id":14970,"date":"2025-04-18T21:37:32","date_gmt":"2025-04-18T13:37:32","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/14970.html"},"modified":"2025-04-18T21:37:32","modified_gmt":"2025-04-18T13:37:32","slug":"%e3%80%90nginx-5%e3%80%91nginx-%e9%99%90%e6%b5%81%e9%85%8d%e7%bd%ae%e6%8c%87%e5%8d%97%ef%bc%9a%e4%bf%9d%e6%8a%a4%e4%bd%a0%e7%9a%84%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%85%8d%e5%8f%97%e6%b5%81%e9%87%8f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/14970.html","title":{"rendered":"\u3010Nginx-5\u3011Nginx \u9650\u6d41\u914d\u7f6e\u6307\u5357\uff1a\u4fdd\u62a4\u4f60\u7684\u670d\u52a1\u5668\u514d\u53d7\u6d41\u91cf\u6d2a\u5cf0\u51b2\u51fb"},"content":{"rendered":"<p>\u5728\u73b0\u4ee3\u4e92\u8054\u7f51\u5e94\u7528\u4e2d&#xff0c;\u6d41\u91cf\u6ce2\u52a8\u662f\u5e38\u6001\u3002\u65e0\u8bba\u662f\u7a81\u53d1\u7684\u7528\u6237\u8bbf\u95ee\u9ad8\u5cf0&#xff0c;\u8fd8\u662f\u6076\u610f\u653b\u51fb&#xff0c;\u90fd\u53ef\u80fd\u5bfc\u81f4\u670d\u52a1\u5668\u8d44\u6e90\u8017\u5c3d&#xff0c;\u8fdb\u800c\u5f71\u54cd\u670d\u52a1\u7684\u53ef\u7528\u6027\u3002\u4e3a\u4e86\u5e94\u5bf9\u8fd9\u79cd\u60c5\u51b5&#xff0c;\u9650\u6d41&#xff08;Rate Limiting&#xff09;\u6210\u4e3a\u4e86\u4e00\u79cd\u5e38\u89c1\u7684\u4fdd\u62a4\u63aa\u65bd\u3002Nginx \u4f5c\u4e3a\u4e00\u6b3e\u9ad8\u6027\u80fd\u7684 Web \u670d\u52a1\u5668\u548c\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668&#xff0c;\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u9650\u6d41\u529f\u80fd&#xff0c;\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u6709\u6548\u63a7\u5236\u6d41\u91cf&#xff0c;\u4fdd\u62a4\u540e\u7aef\u670d\u52a1\u3002<\/p>\n<h3>1. \u4e3a\u4ec0\u4e48\u9700\u8981\u9650\u6d41&#xff1f;<\/h3>\n<p>\u5728\u8ba8\u8bba\u5982\u4f55\u914d\u7f6e\u9650\u6d41\u4e4b\u524d&#xff0c;\u6211\u4eec\u5148\u6765\u4e86\u89e3\u4e00\u4e0b\u4e3a\u4ec0\u4e48\u9700\u8981\u9650\u6d41\u3002<\/p>\n<li>\u9632\u6b62\u670d\u52a1\u5668\u8fc7\u8f7d&#xff1a;\u5f53\u6d41\u91cf\u7a81\u7136\u6fc0\u589e\u65f6&#xff0c;\u670d\u52a1\u5668\u53ef\u80fd\u4f1a\u56e0\u4e3a\u5904\u7406\u4e0d\u8fc7\u6765\u800c\u5d29\u6e83\u3002\u9650\u6d41\u53ef\u4ee5\u9650\u5236\u5355\u4f4d\u65f6\u95f4\u5185\u7684\u8bf7\u6c42\u6570\u91cf&#xff0c;\u907f\u514d\u670d\u52a1\u5668\u8fc7\u8f7d\u3002<\/li>\n<li>\u9632\u6b62\u6076\u610f\u653b\u51fb&#xff1a;\u67d0\u4e9b\u6076\u610f\u7528\u6237\u6216\u653b\u51fb\u8005\u53ef\u80fd\u4f1a\u901a\u8fc7\u5927\u91cf\u7684\u8bf7\u6c42\u6765\u6d88\u8017\u670d\u52a1\u5668\u8d44\u6e90&#xff0c;\u5bfc\u81f4\u6b63\u5e38\u7528\u6237\u65e0\u6cd5\u8bbf\u95ee\u3002\u9650\u6d41\u53ef\u4ee5\u6709\u6548\u62b5\u5fa1\u8fd9\u79cd\u653b\u51fb\u3002<\/li>\n<li>\u4fdd\u969c\u670d\u52a1\u8d28\u91cf&#xff1a;\u901a\u8fc7\u9650\u6d41&#xff0c;\u53ef\u4ee5\u786e\u4fdd\u6838\u5fc3\u4e1a\u52a1\u5728\u6d41\u91cf\u9ad8\u5cf0\u671f\u4ecd\u7136\u80fd\u591f\u6b63\u5e38\u8fd0\u884c&#xff0c;\u907f\u514d\u56e0\u4e3a\u6d41\u91cf\u6fc0\u589e\u800c\u5bfc\u81f4\u670d\u52a1\u8d28\u91cf\u4e0b\u964d\u3002<\/li>\n<h3>2. Nginx \u9650\u6d41\u7684\u57fa\u672c\u6982\u5ff5<\/h3>\n<p>Nginx \u63d0\u4f9b\u4e86\u4e24\u79cd\u4e3b\u8981\u7684\u9650\u6d41\u65b9\u5f0f&#xff1a;<\/p>\n<li>\u57fa\u4e8e\u8bf7\u6c42\u901f\u7387\u7684\u9650\u6d41&#xff08;Rate Limiting&#xff09;&#xff1a;\u9650\u5236\u5355\u4f4d\u65f6\u95f4\u5185\u7684\u8bf7\u6c42\u6570\u91cf\u3002<\/li>\n<li>\u57fa\u4e8e\u8fde\u63a5\u6570\u7684\u9650\u6d41&#xff08;Connection Limiting&#xff09;&#xff1a;\u9650\u5236\u540c\u65f6\u5904\u7406\u7684\u8fde\u63a5\u6570\u3002<\/li>\n<h3>3. \u57fa\u4e8e\u8bf7\u6c42\u901f\u7387\u7684\u9650\u6d41\u914d\u7f6e<\/h3>\n<h4>3.1 limit_req_zone \u6307\u4ee4<\/h4>\n<p>limit_req_zone \u662f Nginx \u4e2d\u7528\u4e8e\u5b9a\u4e49\u8bf7\u6c42\u901f\u7387\u9650\u6d41\u7b56\u7565\u7684\u6307\u4ee4\u3002\u5b83\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5171\u4eab\u5185\u5b58\u533a\u57df&#xff0c;\u7528\u4e8e\u5b58\u50a8\u8bf7\u6c42\u901f\u7387\u7684\u7edf\u8ba1\u4fe1\u606f\u3002<\/p>\n<p>limit_req_zone $binary_remote_addr zone&#061;rate_limit_zone:10m rate&#061;10r\/s;<\/p>\n<ul>\n<li>$binary_remote_addr&#xff1a;\u8868\u793a\u4f7f\u7528\u5ba2\u6237\u7aef\u7684 IP \u5730\u5740\u4f5c\u4e3a\u9650\u6d41\u7684\u952e\u3002\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u53d8\u91cf&#xff0c;\u5982 $http_x_forwarded_for \u6216\u81ea\u5b9a\u4e49\u53d8\u91cf\u3002<\/li>\n<li>zone&#061;rate_limit_zone:10m&#xff1a;\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a rate_limit_zone \u7684\u5171\u4eab\u5185\u5b58\u533a\u57df&#xff0c;\u5927\u5c0f\u4e3a 10MB\u3002\u8fd9\u4e2a\u533a\u57df\u7528\u4e8e\u5b58\u50a8\u9650\u6d41\u7684\u72b6\u6001\u4fe1\u606f\u3002<\/li>\n<li>rate&#061;10r\/s&#xff1a;\u8868\u793a\u6bcf\u79d2\u6700\u591a\u5141\u8bb8 10 \u4e2a\u8bf7\u6c42\u3002\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528 r\/m \u8868\u793a\u6bcf\u5206\u949f\u6700\u591a\u5141\u8bb8\u7684\u8bf7\u6c42\u6570\u3002<\/li>\n<\/ul>\n<h4>3.2 limit_req \u6307\u4ee4<\/h4>\n<p>limit_req \u6307\u4ee4\u7528\u4e8e\u5728\u5177\u4f53\u7684 location \u6216 server \u5757\u4e2d\u5e94\u7528\u8bf7\u6c42\u901f\u7387\u9650\u6d41\u7b56\u7565\u3002<\/p>\n<p>server {<br \/>\n    location \/api\/ {<br \/>\n        limit_req zone&#061;rate_limit_zone burst&#061;5 nodelay;<br \/>\n        proxy_pass http:\/\/backend_server;<br \/>\n    }<br \/>\n}<\/p>\n<ul>\n<li>zone&#061;rate_limit_zone&#xff1a;\u6307\u5b9a\u4f7f\u7528\u4e4b\u524d\u5b9a\u4e49\u7684 rate_limit_zone \u9650\u6d41\u533a\u57df\u3002<\/li>\n<li>burst&#061;5&#xff1a;\u8868\u793a\u5141\u8bb8\u7a81\u53d1\u8bf7\u6c42\u7684\u6570\u91cf\u3002\u5982\u679c\u8bf7\u6c42\u901f\u7387\u8d85\u8fc7\u4e86\u9650\u6d41\u901f\u7387&#xff0c;Nginx \u4f1a\u5c06\u8fd9\u4e9b\u8bf7\u6c42\u653e\u5165\u4e00\u4e2a\u961f\u5217\u4e2d&#xff0c;burst \u53c2\u6570\u5b9a\u4e49\u4e86\u8fd9\u4e2a\u961f\u5217\u7684\u5927\u5c0f\u3002<\/li>\n<li>nodelay&#xff1a;\u8868\u793a\u4e0d\u5ef6\u8fdf\u5904\u7406\u7a81\u53d1\u8bf7\u6c42\u3002\u5982\u679c\u6ca1\u6709\u8fd9\u4e2a\u53c2\u6570&#xff0c;Nginx \u4f1a\u6309\u7167\u9650\u6d41\u901f\u7387\u9010\u4e2a\u5904\u7406\u8bf7\u6c42&#xff0c;\u53ef\u80fd\u4f1a\u5bfc\u81f4\u54cd\u5e94\u65f6\u95f4\u589e\u52a0\u3002<\/li>\n<\/ul>\n<h4>3.3 \u8bf7\u6c42\u901f\u7387\u9650\u6d41\u7684\u5de5\u4f5c\u539f\u7406<\/h4>\n<p>\u5f53 Nginx \u63a5\u6536\u5230\u8bf7\u6c42\u65f6&#xff0c;\u5b83\u4f1a\u6839\u636e limit_req_zone \u4e2d\u5b9a\u4e49\u7684\u952e&#xff08;\u5982\u5ba2\u6237\u7aef IP \u5730\u5740&#xff09;\u6765\u5224\u65ad\u8bf7\u6c42\u662f\u5426\u8d85\u8fc7\u4e86\u9650\u6d41\u901f\u7387\u3002\u5982\u679c\u8d85\u8fc7\u4e86\u9650\u6d41\u901f\u7387&#xff0c;Nginx \u4f1a\u6839\u636e burst \u53c2\u6570\u51b3\u5b9a\u662f\u5426\u5c06\u8bf7\u6c42\u653e\u5165\u961f\u5217\u4e2d\u3002\u5982\u679c\u961f\u5217\u5df2\u6ee1&#xff0c;Nginx \u4f1a\u8fd4\u56de 503 \u9519\u8bef&#xff08;Service Temporarily Unavailable&#xff09;\u3002<\/p>\n<h3>4. \u57fa\u4e8e\u8fde\u63a5\u6570\u7684\u9650\u6d41\u914d\u7f6e<\/h3>\n<h4>4.1 limit_conn_zone \u6307\u4ee4<\/h4>\n<p>limit_conn_zone \u662f Nginx \u4e2d\u7528\u4e8e\u5b9a\u4e49\u8fde\u63a5\u6570\u9650\u6d41\u7b56\u7565\u7684\u6307\u4ee4\u3002\u5b83\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5171\u4eab\u5185\u5b58\u533a\u57df&#xff0c;\u7528\u4e8e\u5b58\u50a8\u8fde\u63a5\u6570\u7684\u7edf\u8ba1\u4fe1\u606f\u3002<\/p>\n<p>limit_conn_zone $binary_remote_addr zone&#061;conn_limit_zone:10m;<\/p>\n<ul>\n<li>$binary_remote_addr&#xff1a;\u8868\u793a\u4f7f\u7528\u5ba2\u6237\u7aef\u7684 IP \u5730\u5740\u4f5c\u4e3a\u9650\u6d41\u7684\u952e\u3002\u4f60\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u53d8\u91cf&#xff0c;\u5982 $http_x_forwarded_for \u6216\u81ea\u5b9a\u4e49\u53d8\u91cf\u3002<\/li>\n<li>zone&#061;conn_limit_zone:10m&#xff1a;\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a conn_limit_zone \u7684\u5171\u4eab\u5185\u5b58\u533a\u57df&#xff0c;\u5927\u5c0f\u4e3a 10MB\u3002\u8fd9\u4e2a\u533a\u57df\u7528\u4e8e\u5b58\u50a8\u8fde\u63a5\u6570\u7684\u72b6\u6001\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h4>4.2 limit_conn \u6307\u4ee4<\/h4>\n<p>limit_conn \u6307\u4ee4\u7528\u4e8e\u5728\u5177\u4f53\u7684 location \u6216 server \u5757\u4e2d\u5e94\u7528\u8fde\u63a5\u6570\u9650\u6d41\u7b56\u7565\u3002<\/p>\n<p>server {<br \/>\n    location \/api\/ {<br \/>\n        limit_conn conn_limit_zone 10;<br \/>\n        proxy_pass http:\/\/backend_server;<br \/>\n    }<br \/>\n}<\/p>\n<ul>\n<li>limit_conn conn_limit_zone 10&#xff1a;\u8868\u793a\u6bcf\u4e2a\u5ba2\u6237\u7aef IP \u5730\u5740\u6700\u591a\u5141\u8bb8\u540c\u65f6\u5efa\u7acb 10 \u4e2a\u8fde\u63a5\u3002<\/li>\n<\/ul>\n<h4>4.3 \u8fde\u63a5\u6570\u9650\u6d41\u7684\u5de5\u4f5c\u539f\u7406<\/h4>\n<p>\u5f53 Nginx \u63a5\u6536\u5230\u8fde\u63a5\u8bf7\u6c42\u65f6&#xff0c;\u5b83\u4f1a\u6839\u636e limit_conn_zone \u4e2d\u5b9a\u4e49\u7684\u952e&#xff08;\u5982\u5ba2\u6237\u7aef IP \u5730\u5740&#xff09;\u6765\u5224\u65ad\u5f53\u524d\u8fde\u63a5\u6570\u662f\u5426\u8d85\u8fc7\u4e86\u9650\u5236\u3002\u5982\u679c\u8d85\u8fc7\u4e86\u9650\u5236&#xff0c;Nginx \u4f1a\u62d2\u7edd\u65b0\u7684\u8fde\u63a5\u8bf7\u6c42&#xff0c;\u5e76\u8fd4\u56de 503 \u9519\u8bef&#xff08;Service Temporarily Unavailable&#xff09;\u3002<\/p>\n<h3>5. \u914d\u7f6e\u793a\u4f8b<\/h3>\n<p>\u4e0b\u9762\u662f\u4e00\u4e2a\u5b8c\u6574\u7684 Nginx \u9650\u6d41\u914d\u7f6e\u793a\u4f8b&#xff0c;\u7ed3\u5408\u4e86\u57fa\u4e8e\u8bf7\u6c42\u901f\u7387\u7684\u9650\u6d41\u548c\u57fa\u4e8e\u8fde\u63a5\u6570\u7684\u9650\u6d41\u3002<\/p>\n<p>http {<br \/>\n    # \u5b9a\u4e49\u8bf7\u6c42\u901f\u7387\u9650\u6d41\u533a\u57df<br \/>\n    limit_req_zone $binary_remote_addr zone&#061;rate_limit_zone:10m rate&#061;10r\/s;<\/p>\n<p>    # \u5b9a\u4e49\u8fde\u63a5\u6570\u9650\u6d41\u533a\u57df<br \/>\n    limit_conn_zone $binary_remote_addr zone&#061;conn_limit_zone:10m;<\/p>\n<p>    server {<br \/>\n        listen 80;<br \/>\n        server_name example.com;<\/p>\n<p>        location \/api\/ {<br \/>\n            # \u5e94\u7528\u8bf7\u6c42\u901f\u7387\u9650\u6d41\u7b56\u7565<br \/>\n            limit_req zone&#061;rate_limit_zone burst&#061;20 nodelay;<\/p>\n<p>            # \u5e94\u7528\u8fde\u63a5\u6570\u9650\u6d41\u7b56\u7565<br \/>\n            limit_conn conn_limit_zone 10;<\/p>\n<p>            proxy_pass http:\/\/backend_server;<br \/>\n            proxy_set_header Host $host;<br \/>\n            proxy_set_header X-Real-IP $remote_addr;<br \/>\n            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;<br \/>\n        }<br \/>\n    }<br \/>\n}<\/p>\n<p>\u89e3\u91ca&#xff1a;<\/p>\n<ul>\n<li>limit_req_zone $binary_remote_addr zone&#061;rate_limit_zone:10m rate&#061;10r\/s;&#xff1a;\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a rate_limit_zone \u7684\u8bf7\u6c42\u901f\u7387\u9650\u6d41\u533a\u57df&#xff0c;\u6bcf\u79d2\u6700\u591a\u5141\u8bb8 10 \u4e2a\u8bf7\u6c42\u3002<\/li>\n<li>limit_conn_zone $binary_remote_addr zone&#061;conn_limit_zone:10m;&#xff1a;\u5b9a\u4e49\u4e86\u4e00\u4e2a\u540d\u4e3a conn_limit_zone \u7684\u8fde\u63a5\u6570\u9650\u6d41\u533a\u57df\u3002<\/li>\n<li>limit_req zone&#061;rate_limit_zone burst&#061;20 nodelay;&#xff1a;\u5728 \/api\/ \u8def\u5f84\u4e0b\u5e94\u7528\u8bf7\u6c42\u901f\u7387\u9650\u6d41\u7b56\u7565&#xff0c;\u5141\u8bb8\u7a81\u53d1\u8bf7\u6c42\u6700\u591a 20 \u4e2a&#xff0c;\u5e76\u4e14\u4e0d\u5ef6\u8fdf\u5904\u7406\u8fd9\u4e9b\u8bf7\u6c42\u3002<\/li>\n<li>limit_conn conn_limit_zone 10;&#xff1a;\u5728 \/api\/ \u8def\u5f84\u4e0b\u5e94\u7528\u8fde\u63a5\u6570\u9650\u6d41\u7b56\u7565&#xff0c;\u6bcf\u4e2a\u5ba2\u6237\u7aef IP \u5730\u5740\u6700\u591a\u5141\u8bb8\u540c\u65f6\u5efa\u7acb 10 \u4e2a\u8fde\u63a5\u3002<\/li>\n<\/ul>\n<h3>6. \u9650\u6d41\u7684\u5e38\u89c1\u95ee\u9898\u4e0e\u4f18\u5316<\/h3>\n<h4>6.1 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