{"id":49902,"date":"2024-10-08T08:27:13","date_gmt":"2024-10-08T00:27:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/49902\/"},"modified":"2024-10-08T08:27:13","modified_gmt":"2024-10-08T00:27:13","slug":"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e4%bd%bf%e7%94%a8-limit_conn-%e6%a8%a1%e5%a1%8a%e9%98%b2%e6%ad%a2%e9%81%8e%e8%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/49902\/","title":{"rendered":"Nginx \u6280\u5de7\uff1a\u4f7f\u7528 limit_conn \u6a21\u584a\u9632\u6b62\u904e\u8f09"},"content":{"rendered":"<h1 id=\"nginx-%e6%8a%80%e5%b7%a7%ef%bc%9a%e4%bd%bf%e7%94%a8-limit_conn-%e6%a8%a1%e5%a1%8a%e9%98%b2%e6%ad%a2%e9%81%8e%e8%bc%89-aFrKlvqvsn\">Nginx \u6280\u5de7\uff1a\u4f7f\u7528 limit_conn \u6a21\u584a\u9632\u6b62\u904e\u8f09<\/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\u96a8\u8457\u7db2\u7ad9\u6d41\u91cf\u7684\u589e\u52a0\uff0c\u4f3a\u670d\u5668\u904e\u8f09\u7684\u98a8\u96aa\u4e5f\u96a8\u4e4b\u4e0a\u5347\u3002\u70ba\u4e86\u6709\u6548\u7ba1\u7406\u9023\u63a5\u6578\u91cf\uff0cNginx \u63d0\u4f9b\u4e86 <code>limit_conn<\/code> \u6a21\u584a\uff0c\u9019\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u7ba1\u7406\u4f3a\u670d\u5668\u7684\u9023\u63a5\u6578\u91cf\uff0c\u5f9e\u800c\u9632\u6b62\u904e\u8f09\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-limit_conn-%e6%a8%a1%e5%a1%8a%ef%bc%9f-aFrKlvqvsn\">\u4ec0\u9ebc\u662f limit_conn \u6a21\u584a\uff1f<\/h2>\n<p><code>limit_conn<\/code> \u6a21\u584a\u5141\u8a31\u7528\u6236\u9650\u5236\u540c\u6642\u9023\u63a5\u5230\u4f3a\u670d\u5668\u7684\u5ba2\u6236\u7aef\u6578\u91cf\u3002\u9019\u5c0d\u65bc\u9632\u6b62\u67d0\u4e9b\u7528\u6236\u6216 IP \u5730\u5740\u904e\u5ea6\u6d88\u8017\u4f3a\u670d\u5668\u8cc7\u6e90\u975e\u5e38\u6709\u7528\u3002\u901a\u904e\u8a2d\u7f6e\u9023\u63a5\u9650\u5236\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u4f3a\u670d\u5668\u5728\u9ad8\u6d41\u91cf\u60c5\u6cc1\u4e0b\u4ecd\u80fd\u4fdd\u6301\u7a69\u5b9a\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%85%8d%e7%bd%ae-limit_conn-%e6%a8%a1%e5%a1%8a-aFrKlvqvsn\">\u5982\u4f55\u914d\u7f6e limit_conn \u6a21\u584a<\/h2>\n<p>\u8981\u4f7f\u7528 <code>limit_conn<\/code> \u6a21\u584a\uff0c\u60a8\u9700\u8981\u5728 Nginx \u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u9032\u884c\u76f8\u61c9\u7684\u8a2d\u7f6e\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u914d\u7f6e\u6b65\u9a5f\uff1a<\/p>\n<pre><code>http {\n    # \u5b9a\u7fa9\u4e00\u500b\u5171\u4eab\u7684\u5167\u5b58\u5340\u57df\n    limit_conn_zone $binary_remote_addr zone=addr:10m;\n\n    server {\n        listen 80;\n        server_name example.com;\n\n        # \u9650\u5236\u6bcf\u500b IP \u5730\u5740\u7684\u9023\u63a5\u6578\u91cf\n        limit_conn addr 10;\n\n        location \/ {\n            # \u5176\u4ed6\u914d\u7f6e\n            proxy_pass http:\/\/backend;\n        }\n    }\n}<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u914d\u7f6e\u4e2d\uff0c\u6211\u5011\u9996\u5148\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba <code>addr<\/code> \u7684\u5171\u4eab\u5167\u5b58\u5340\u57df\uff0c\u5927\u5c0f\u70ba 10MB\u3002\u63a5\u8457\uff0c\u6211\u5011\u5728 <code>server<\/code> \u5340\u584a\u4e2d\u8a2d\u7f6e\u4e86\u6bcf\u500b IP \u5730\u5740\u7684\u6700\u5927\u9023\u63a5\u6578\u91cf\u70ba 10\u3002\u9019\u610f\u5473\u8457\u540c\u4e00\u500b IP \u5730\u5740\u5728\u540c\u4e00\u6642\u9593\u5167\u6700\u591a\u53ea\u80fd\u6709 10 \u500b\u9023\u63a5\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-limit_conn-%e7%9a%84%e5%a5%bd%e8%99%95-aFrKlvqvsn\">\u4f7f\u7528 limit_conn \u7684\u597d\u8655<\/h2>\n<ul>\n<li><strong>\u9632\u6b62\u904e\u8f09\uff1a<\/strong>\u901a\u904e\u9650\u5236\u9023\u63a5\u6578\u91cf\uff0c\u53ef\u4ee5\u6709\u6548\u9632\u6b62\u4f3a\u670d\u5668\u56e0\u70ba\u67d0\u500b\u7528\u6236\u7684\u904e\u5ea6\u8acb\u6c42\u800c\u904e\u8f09\u3002<\/li>\n<li><strong>\u63d0\u9ad8\u7a69\u5b9a\u6027\uff1a<\/strong>\u78ba\u4fdd\u6240\u6709\u7528\u6236\u90fd\u80fd\u7372\u5f97\u7a69\u5b9a\u7684\u670d\u52d9\uff0c\u7279\u5225\u662f\u5728\u9ad8\u6d41\u91cf\u6642\u671f\u3002<\/li>\n<li><strong>\u4fdd\u8b77\u8cc7\u6e90\uff1a<\/strong>\u9632\u6b62\u67d0\u4e9b\u7528\u6236\u6216\u6a5f\u5668\u6feb\u7528\u4f3a\u670d\u5668\u8cc7\u6e90\uff0c\u5f9e\u800c\u4fdd\u8b77\u5176\u4ed6\u7528\u6236\u7684\u9ad4\u9a57\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-aFrKlvqvsn\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528 <code>limit_conn<\/code> \u6a21\u584a\u6642\uff0c\u60a8\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u5408\u7406\u8a2d\u7f6e\u9650\u5236\uff1a<\/strong>\u6839\u64da\u60a8\u7684\u4f3a\u670d\u5668\u6027\u80fd\u548c\u9810\u671f\u6d41\u91cf\u5408\u7406\u8a2d\u7f6e\u9023\u63a5\u9650\u5236\uff0c\u904e\u4f4e\u7684\u9650\u5236\u53ef\u80fd\u6703\u5f71\u97ff\u6b63\u5e38\u7528\u6236\u7684\u8a2a\u554f\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6d41\u91cf\uff1a<\/strong>\u5b9a\u671f\u76e3\u63a7\u4f3a\u670d\u5668\u7684\u6d41\u91cf\u548c\u6027\u80fd\uff0c\u4ee5\u4fbf\u53ca\u6642\u8abf\u6574\u914d\u7f6e\u3002<\/li>\n<li><strong>\u7d50\u5408\u5176\u4ed6\u6a21\u584a\uff1a<\/strong>\u53ef\u4ee5\u8207 <code>limit_req<\/code> \u6a21\u584a\u7d50\u5408\u4f7f\u7528\uff0c\u4ee5\u9032\u4e00\u6b65\u63a7\u5236\u8acb\u6c42\u901f\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-aFrKlvqvsn\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528 Nginx \u7684 <code>limit_conn<\/code> \u6a21\u584a\u662f\u4e00\u7a2e\u6709\u6548\u7684\u65b9\u5f0f\u4f86\u9632\u6b62\u4f3a\u670d\u5668\u904e\u8f09\uff0c\u78ba\u4fdd\u7db2\u7ad9\u5728\u9ad8\u6d41\u91cf\u60c5\u6cc1\u4e0b\u7684\u7a69\u5b9a\u6027\u3002\u901a\u904e\u5408\u7406\u7684\u914d\u7f6e\u548c\u76e3\u63a7\uff0c\u60a8\u53ef\u4ee5\u70ba\u7528\u6236\u63d0\u4f9b\u66f4\u597d\u7684\u670d\u52d9\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u80fd\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 Nginx \u7684 limit_conn \u6a21\u584a\u6709\u6548\u9632\u6b62\u4f3a\u670d\u5668\u904e\u8f09\uff0c\u63d0\u5347\u7db2\u7ad9\u7a69\u5b9a\u6027\u8207\u6027\u80fd\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-49902","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49902","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=49902"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49902\/revisions"}],"predecessor-version":[{"id":49903,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/49902\/revisions\/49903"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=49902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=49902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=49902"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}