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\u534f\u8bae\u5bf9\u6570\u636e\u8fdb\u884c\u52a0\u5bc6\u4f20\u8f93\u3002<\/li>\n<li>IP\uff1a\u4e92\u8054\u7f51\u534f\u8bae\u5730\u5740\uff0c\u7528\u4e8e\u6807\u8bc6\u7f51\u7edc\u4e2d\u7684\u8bbe\u5907\u3002<\/li>\n<\/ul>\n<h3>2. \u6838\u5fc3\u6982\u5ff5\u4e0e\u8054\u7cfb<\/h3>\n<h4>2.1 Nginx \u670d\u52a1\u5668\u67b6\u6784<\/h4>\n<p>Nginx \u91c7\u7528\u4e86\u591a\u8fdb\u7a0b\u6a21\u578b\uff0c\u4e3b\u8981\u7531\u4e00\u4e2a\u4e3b\u8fdb\u7a0b\uff08master process\uff09\u548c\u591a\u4e2a\u5de5\u4f5c\u8fdb\u7a0b\uff08worker processes\uff09\u7ec4\u6210\u3002\u4e3b\u8fdb\u7a0b\u8d1f\u8d23\u8bfb\u53d6\u548c\u89e3\u6790\u914d\u7f6e\u6587\u4ef6\u3001\u7ba1\u7406\u5de5\u4f5c\u8fdb\u7a0b\u7b49\u4efb\u52a1\uff1b\u5de5\u4f5c\u8fdb\u7a0b\u5219\u8d1f\u8d23\u5904\u7406\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u3002\u8fd9\u79cd\u67b6\u6784\u8bbe\u8ba1\u4f7f\u5f97 Nginx \u5177\u6709\u5f88\u9ad8\u7684\u5e76\u53d1\u5904\u7406\u80fd\u529b\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f Nginx \u670d\u52a1\u5668\u67b6\u6784\u7684\u6587\u672c\u793a\u610f\u56fe\uff1a<\/p>\n<p>+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;+<br \/>\n|    Master Process   |<br \/>\n|  (\u8bfb\u53d6\u914d\u7f6e\u6587\u4ef6\u3001    |<br \/>\n|   \u7ba1\u7406\u5de5\u4f5c\u8fdb\u7a0b)     |<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;+<br \/>\n          |<br \/>\n          | \u7ba1\u7406\u4fe1\u53f7<br \/>\n          v<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;+<br \/>\n|  Worker Processes   |<br \/>\n|  (\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42)   |<br \/>\n+&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;+<\/p>\n<h4>2.2 Mermaid \u6d41\u7a0b\u56fe<\/h4>\n<p>  #mermaid-svg-N8lCjdcDNvu81QbV {font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}#mermaid-svg-N8lCjdcDNvu81QbV .error-icon{fill:#552222;}#mermaid-svg-N8lCjdcDNvu81QbV .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-N8lCjdcDNvu81QbV .edge-thickness-normal{stroke-width:2px;}#mermaid-svg-N8lCjdcDNvu81QbV .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-N8lCjdcDNvu81QbV .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-N8lCjdcDNvu81QbV .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-N8lCjdcDNvu81QbV .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-N8lCjdcDNvu81QbV .marker{fill:#333333;stroke:#333333;}#mermaid-svg-N8lCjdcDNvu81QbV .marker.cross{stroke:#333333;}#mermaid-svg-N8lCjdcDNvu81QbV svg{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-N8lCjdcDNvu81QbV .label{font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;color:#333;}#mermaid-svg-N8lCjdcDNvu81QbV .cluster-label text{fill:#333;}#mermaid-svg-N8lCjdcDNvu81QbV .cluster-label span{color:#333;}#mermaid-svg-N8lCjdcDNvu81QbV .label text,#mermaid-svg-N8lCjdcDNvu81QbV span{fill:#333;color:#333;}#mermaid-svg-N8lCjdcDNvu81QbV .node rect,#mermaid-svg-N8lCjdcDNvu81QbV .node circle,#mermaid-svg-N8lCjdcDNvu81QbV .node ellipse,#mermaid-svg-N8lCjdcDNvu81QbV .node polygon,#mermaid-svg-N8lCjdcDNvu81QbV .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-N8lCjdcDNvu81QbV .node .label{text-align:center;}#mermaid-svg-N8lCjdcDNvu81QbV .node.clickable{cursor:pointer;}#mermaid-svg-N8lCjdcDNvu81QbV .arrowheadPath{fill:#333333;}#mermaid-svg-N8lCjdcDNvu81QbV .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-N8lCjdcDNvu81QbV .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-N8lCjdcDNvu81QbV .edgeLabel{background-color:#e8e8e8;text-align:center;}#mermaid-svg-N8lCjdcDNvu81QbV .edgeLabel rect{opacity:0.5;background-color:#e8e8e8;fill:#e8e8e8;}#mermaid-svg-N8lCjdcDNvu81QbV .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-N8lCjdcDNvu81QbV .cluster text{fill:#333;}#mermaid-svg-N8lCjdcDNvu81QbV .cluster span{color:#333;}#mermaid-svg-N8lCjdcDNvu81QbV div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-N8lCjdcDNvu81QbV :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}#mermaid-svg-N8lCjdcDNvu81QbV .process&gt;*{fill:#E5F6FF!important;stroke:#73A6FF!important;stroke-width:2px!important;}#mermaid-svg-N8lCjdcDNvu81QbV .process span{fill:#E5F6FF!important;stroke:#73A6FF!important;stroke-width:2px!important;} <\/p>\n<p>         <span id=\"L-L-A-B\" class=\"edgeLabel L-LS-A\\' L-LE-B\">\u7ba1\u7406\u4fe1\u53f7<\/span> <\/p>\n<p>         <span id=\"L-L-A-C\" class=\"edgeLabel L-LS-A\\' L-LE-C\">\u7ba1\u7406\u4fe1\u53f7<\/span> <\/p>\n<p>         <span id=\"L-L-A-D\" class=\"edgeLabel L-LS-A\\' L-LE-D\">\u7ba1\u7406\u4fe1\u53f7<\/span> <\/p>\n<p>         <span id=\"L-L-E-B\" class=\"edgeLabel L-LS-E\\' L-LE-B\"><\/span> <\/p>\n<p>         <span id=\"L-L-E-C\" class=\"edgeLabel L-LS-E\\' L-LE-C\"><\/span> <\/p>\n<p>         <span id=\"L-L-E-D\" class=\"edgeLabel L-LS-E\\' L-LE-D\"><\/span> <\/p>\n<p>         <span id=\"L-L-B-E\" class=\"edgeLabel L-LS-B\\' L-LE-E\">\u54cd\u5e94<\/span> <\/p>\n<p>         <span id=\"L-L-C-E\" class=\"edgeLabel L-LS-C\\' L-LE-E\">\u54cd\u5e94<\/span> <\/p>\n<p>         <span id=\"L-L-D-E\" class=\"edgeLabel L-LS-D\\' L-LE-E\">\u54cd\u5e94<\/span> <\/p>\n<p>           Master Process <\/p>\n<p>           Worker Process 1 <\/p>\n<p>           Worker Process 2 <\/p>\n<p>           Worker Process 3 <\/p>\n<p>           \u5ba2\u6237\u7aef\u8bf7\u6c42 <\/p>\n<h4>2.3 \u6838\u5fc3\u6982\u5ff5\u8054\u7cfb<\/h4>\n<p>Nginx \u7684\u53cd\u5411\u4ee3\u7406\u3001\u8d1f\u8f7d\u5747\u8861\u7b49\u529f\u80fd\u90fd\u662f\u57fa\u4e8e\u5176\u591a\u8fdb\u7a0b\u67b6\u6784\u5b9e\u73b0\u7684\u3002\u5f53\u5ba2\u6237\u7aef\u53d1\u9001\u8bf7\u6c42\u65f6\uff0c\u4e3b\u8fdb\u7a0b\u4f1a\u6839\u636e\u914d\u7f6e\u6587\u4ef6\u5c06\u8bf7\u6c42\u5206\u53d1\u7ed9\u5408\u9002\u7684\u5de5\u4f5c\u8fdb\u7a0b\u8fdb\u884c\u5904\u7406\u3002\u5de5\u4f5c\u8fdb\u7a0b\u63a5\u6536\u5230\u8bf7\u6c42\u540e\uff0c\u5982\u679c\u914d\u7f6e\u4e86\u53cd\u5411\u4ee3\u7406\uff0c\u4f1a\u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230\u540e\u7aef\u670d\u52a1\u5668\uff1b\u5982\u679c\u914d\u7f6e\u4e86\u8d1f\u8f7d\u5747\u8861\uff0c\u4f1a\u6839\u636e\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u9009\u62e9\u5408\u9002\u7684\u540e\u7aef\u670d\u52a1\u5668\u8fdb\u884c\u8bf7\u6c42\u8f6c\u53d1\u3002\u540c\u65f6\uff0cNginx \u7684\u5b89\u5168\u52a0\u56fa\u63aa\u65bd\uff0c\u5982\u8bbf\u95ee\u63a7\u5236\u3001SSL\/TLS \u52a0\u5bc6\u7b49\uff0c\u4e5f\u662f\u5728\u5de5\u4f5c\u8fdb\u7a0b\u5904\u7406\u8bf7\u6c42\u7684\u8fc7\u7a0b\u4e2d\u5b9e\u73b0\u7684\u3002<\/p>\n<h3>3. \u6838\u5fc3\u7b97\u6cd5\u539f\u7406 &amp; \u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4<\/h3>\n<h4>3.1 \u8bbf\u95ee\u63a7\u5236\u7b97\u6cd5\u539f\u7406<\/h4>\n<p>\u8bbf\u95ee\u63a7\u5236\u662f Nginx \u670d\u52a1\u5668\u5b89\u5168\u52a0\u56fa\u7684\u91cd\u8981\u624b\u6bb5\u4e4b\u4e00\uff0c\u5176\u6838\u5fc3\u7b97\u6cd5\u539f\u7406\u662f\u901a\u8fc7\u6bd4\u8f83\u5ba2\u6237\u7aef\u7684 IP \u5730\u5740\u6216\u7528\u6237\u4fe1\u606f\u4e0e\u9884\u5148\u5b9a\u4e49\u7684\u8bbf\u95ee\u63a7\u5236\u5217\u8868\uff08ACL\uff09\u6765\u51b3\u5b9a\u662f\u5426\u5141\u8bb8\u8bbf\u95ee\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Python \u4ee3\u7801\u793a\u4f8b\uff0c\u7528\u4e8e\u6a21\u62df Nginx \u7684\u8bbf\u95ee\u63a7\u5236\u7b97\u6cd5\uff1a<\/p>\n<p><span class=\"token comment\"># \u5b9a\u4e49\u5141\u8bb8\u8bbf\u95ee\u7684 IP \u5730\u5740\u5217\u8868<\/span><br \/>\nallowed_ips <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">\\&#8217;192.168.1.100\\&#8217;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\\&#8217;192.168.1.101\\&#8217;<\/span><span class=\"token punctuation\">]<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">check_access<\/span><span class=\"token punctuation\">(<\/span>client_ip<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> client_ip <span class=\"token keyword\">in<\/span> allowed_ips<span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">True<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> <span class=\"token boolean\">False<\/span><\/p>\n<p><span class=\"token comment\"># \u6a21\u62df\u5ba2\u6237\u7aef\u8bf7\u6c42<\/span><br \/>\nclient_ip <span class=\"token operator\">=<\/span> <span class=\"token string\">\\&#8217;192.168.1.100\\&#8217;<\/span><br \/>\n<span class=\"token keyword\">if<\/span> check_access<span class=\"token punctuation\">(<\/span>client_ip<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\\&#8221;\u5141\u8bb8\u8bbf\u95ee\\&#8221;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">else<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\\&#8221;\u62d2\u7edd\u8bbf\u95ee\\&#8221;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<h4>3.2 \u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4 &#8211; \u914d\u7f6e\u8bbf\u95ee\u63a7\u5236<\/h4>\n<p>\u5728 Nginx \u4e2d\u914d\u7f6e\u8bbf\u95ee\u63a7\u5236\u53ef\u4ee5\u901a\u8fc7 allow \u548c deny \u6307\u4ee4\u5b9e\u73b0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<p># \u5728 server \u5757\u6216 location \u5757\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e<br \/>\nlocation \/ {<br \/>\n    # \u5141\u8bb8\u7279\u5b9a IP \u5730\u5740\u8bbf\u95ee<br \/>\n    allow 192.168.1.100;<br \/>\n    allow 192.168.1.101;<br \/>\n    # \u62d2\u7edd\u5176\u4ed6\u6240\u6709 IP \u5730\u5740\u8bbf\u95ee<br \/>\n    deny all;<br \/>\n}<\/p>\n<h4>3.3 \u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\u539f\u7406<\/h4>\n<p>Nginx \u652f\u6301\u591a\u79cd\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\uff0c\u5982\u8f6e\u8be2\u3001\u52a0\u6743\u8f6e\u8be2\u3001IP \u54c8\u5e0c\u7b49\u3002\u4ee5\u8f6e\u8be2\u7b97\u6cd5\u4e3a\u4f8b\uff0c\u5176\u6838\u5fc3\u539f\u7406\u662f\u4f9d\u6b21\u5c06\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u5206\u914d\u5230\u540e\u7aef\u670d\u52a1\u5668\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Python \u4ee3\u7801\u793a\u4f8b\uff0c\u7528\u4e8e\u6a21\u62df Nginx \u7684\u8f6e\u8be2\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\uff1a<\/p>\n<p><span class=\"token comment\"># \u5b9a\u4e49\u540e\u7aef\u670d\u52a1\u5668\u5217\u8868<\/span><br \/>\nbackend_servers <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">\\&#8217;server1.example.com\\&#8217;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\\&#8217;server2.example.com\\&#8217;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">\\&#8217;server3.example.com\\&#8217;<\/span><span class=\"token punctuation\">]<\/span><br \/>\ncurrent_index <span class=\"token operator\">=<\/span> <span class=\"token number\">0<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">round_robin_load_balancing<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token keyword\">global<\/span> current_index<br \/>\n    server <span class=\"token operator\">=<\/span> backend_servers<span class=\"token punctuation\">[<\/span>current_index<span class=\"token punctuation\">]<\/span><br \/>\n    current_index <span class=\"token operator\">=<\/span> <span class=\"token punctuation\">(<\/span>current_index <span class=\"token operator\">+<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">%<\/span> <span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>backend_servers<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> server<\/p>\n<p><span class=\"token comment\"># \u6a21\u62df\u5ba2\u6237\u7aef\u8bf7\u6c42<\/span><br \/>\n<span class=\"token keyword\">for<\/span> i <span class=\"token keyword\">in<\/span> <span class=\"token builtin\">range<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">5<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    selected_server <span class=\"token operator\">=<\/span> round_robin_load_balancing<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f\\&#8221;\u8bf7\u6c42\u88ab\u5206\u914d\u5230\u670d\u52a1\u5668: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<br \/>\n     <\/span>selected_server<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\\&#8221;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<h4>3.4 \u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4 &#8211; \u914d\u7f6e\u8d1f\u8f7d\u5747\u8861<\/h4>\n<p>\u5728 Nginx \u4e2d\u914d\u7f6e\u8d1f\u8f7d\u5747\u8861\u53ef\u4ee5\u901a\u8fc7 upstream \u5757\u548c proxy_pass \u6307\u4ee4\u5b9e\u73b0\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<p># \u5b9a\u4e49 upstream \u5757<br \/>\nupstream backend {<br \/>\n    server server1.example.com;<br \/>\n    server server2.example.com;<br \/>\n    server server3.example.com;<br \/>\n}<\/p>\n<p># \u5728 server \u5757\u6216 location \u5757\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u914d\u7f6e<br \/>\nlocation \/ {<br \/>\n    # \u5c06\u8bf7\u6c42\u8f6c\u53d1\u5230 upstream 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