{"id":208678,"date":"2025-09-29T20:28:36","date_gmt":"2025-09-29T12:28:36","guid":{"rendered":"https:\/\/www.server.hk\/blog\/208678\/"},"modified":"2025-09-29T20:28:36","modified_gmt":"2025-09-29T12:28:36","slug":"vps-haproxy","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208678\/","title":{"rendered":"\u9999\u6e2fVPS\u90e8\u7f72HAProxy\u5b9e\u6218\uff1a\u5feb\u901f\u5b9e\u73b0\u9ad8\u53ef\u7528\u8d1f\u8f7d\u5747\u8861"},"content":{"rendered":"<p>\u5728\u5168\u7403\u5316\u5e94\u7528\u90e8\u7f72\u4e2d\uff0c\u9009\u62e9\u9760\u8c31\u7684\u9999\u6e2fVPS\u6765\u627f\u8f7d\u9ad8\u53ef\u7528\u8d1f\u8f7d\u5747\u8861\u5c42\uff0c\u80fd\u663e\u8457\u63d0\u5347\u9762\u5411\u4e9a\u592a\u7528\u6237\u7684\u8bbf\u95ee\u4f53\u9a8c\u3002\u672c\u7bc7\u6587\u7ae0\u4ee5\u5b9e\u6218\u89d2\u5ea6\uff0c\u7ed3\u5408 HAProxy \u5728\u9999\u6e2fVPS \u4e0a\u7684\u90e8\u7f72\u4e0e\u8c03\u4f18\u7ec6\u8282\uff0c\u5e26\u4f60\u4ece\u539f\u7406\u3001\u914d\u7f6e\u5230\u9ad8\u53ef\u7528\u8bbe\u8ba1\u5b8c\u6574\u843d\u5730\u3002\u6587\u4e2d\u4e5f\u4f1a\u81ea\u7136\u63d0\u53ca\u7f8e\u56fdVPS\u3001\u9999\u6e2f\u670d\u52a1\u5668\u7b49\u5173\u952e\u8bcd\uff0c\u4fbf\u4e8e\u8bfb\u8005\u5728\u591a\u5730\u57df\u90e8\u7f72\u573a\u666f\u4e0b\u505a\u51fa\u5408\u7406\u9009\u62e9\u3002<\/p>\n<h2>\u4e3a\u4f55\u9009\u62e9 HAProxy \u4f5c\u4e3a\u8d1f\u8f7d\u5747\u8861\u89e3\u51b3\u65b9\u6848<\/h2>\n<p>HAProxy \u662f\u4e00\u6b3e\u6210\u719f\u3001\u6027\u80fd\u4f18\u5f02\u7684\u5f00\u6e90\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u652f\u6301 Layer 4\uff08TCP\uff09\u4e0e Layer 7\uff08HTTP\uff09\u8d1f\u8f7d\u5747\u8861\uff0c\u5177\u5907\u5065\u5eb7\u68c0\u67e5\u3001\u4f1a\u8bdd\u4fdd\u6301\u3001SSL \u7ec8\u6b62\u3001\u53cd\u5411\u4ee3\u7406\u3001\u8fde\u63a5\u9650\u901f\u7b49\u529f\u80fd\u3002\u5bf9\u4e8e\u7ad9\u957f\u3001\u4f01\u4e1a\u6216\u5f00\u53d1\u8005\u800c\u8a00\uff0cHAProxy \u7684\u4f18\u52bf\u5728\u4e8e\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\u4e0e\u4f4e\u5ef6\u8fdf<\/strong>\uff1a\u80fd\u5728\u5355\u673a\u627f\u8f7d\u6570\u4e07\u5e76\u53d1\u8fde\u63a5\u3002<\/li>\n<li><strong>\u7075\u6d3b\u7684\u8def\u7531\u7b56\u7565<\/strong>\uff1a\u652f\u6301\u8f6e\u8be2\u3001\u6700\u5c11\u8fde\u63a5\u3001\u6e90\u5730\u5740\u54c8\u5e0c\u7b49\u7b97\u6cd5\u3002<\/li>\n<li><strong>\u4e30\u5bcc\u7684\u5065\u5eb7\u68c0\u67e5\u4e0e\u76d1\u63a7<\/strong>\uff1a\u652f\u6301\u4e3b\u52a8\/\u88ab\u52a8\u5065\u5eb7\u68c0\u67e5\u548c\u5185\u7f6e\u7edf\u8ba1\u9875\u9762\u3002<\/li>\n<li><strong>\u4e0e\u9ad8\u53ef\u7528\u670d\u52a1\u65e0\u7f1d\u96c6\u6210<\/strong>\uff1a\u5e38\u4e0e keepalived\uff08VRRP\uff09\u7ec4\u5408\u5b9e\u73b0 VIP \u6f02\u79fb\u3002<\/li>\n<\/ul>\n<h2>\u5178\u578b\u5e94\u7528\u573a\u666f\u4e0e\u9009\u578b\u5efa\u8bae<\/h2>\n<p>\u5728\u8003\u8651\u4f7f\u7528\u9999\u6e2fVPS \u90e8\u7f72 HAProxy \u65f6\uff0c\u5e38\u89c1\u573a\u666f\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9762\u5411\u9999\u6e2f\/\u4e2d\u56fd\u5357\u90e8\u7528\u6237\u7684 Web \u670d\u52a1\u52a0\u901f\u4e0e\u5bb9\u707e\u3002<\/li>\n<li>\u5206\u53d1\u5230\u591a\u53f0\u9999\u6e2f\u670d\u52a1\u5668\u6216\u6d77\u5916\u8282\u70b9\uff08\u5982\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u7f8e\u56fdVPS\uff09\u7684\u8de8\u5730\u57df\u6d41\u91cf\u3002<\/li>\n<li>\u505a\u4e3a\u591a\u673a\u623f\u5165\u53e3\uff0c\u5c06\u6d41\u91cf\u5206\u53d1\u5230\u4e0d\u540c\u4e91\u6216\u7269\u7406\u673a\u623f\u3002<\/li>\n<\/ul>\n<p>\u82e5\u4e1a\u52a1\u4e3b\u8981\u9762\u5411\u7f8e\u56fd\u7528\u6237\uff0c\u5219\u53ef\u4ee5\u628a HAProxy \u653e\u7f6e\u5728\u7f8e\u56fdVPS \u4e0a\u4ee5\u964d\u4f4e\u8de8\u6d0b\u5ef6\u8fdf\uff1b\u4f46\u82e5\u76ee\u6807\u662f\u4e9a\u592a\u7528\u6237\uff0c\u9009\u62e9\u9999\u6e2f\u670d\u52a1\u5668 \u4f5c\u4e3a\u5165\u53e3\u66f4\u5408\u9002\u3002\u90e8\u7f72\u65f6\u53ef\u91c7\u7528\u201c\u8fb9\u7f18 HAProxy\uff08\u9999\u6e2f\uff09+ \u540e\u7aef\u591a\u5730\u57df\u8282\u70b9\uff08\u9999\u6e2f\/\u7f8e\u56fd\uff09\u201d\u7684\u6df7\u5408\u7b56\u7565\uff0c\u4ee5\u517c\u987e\u5ef6\u65f6\u4e0e\u5bb9\u707e\u3002<\/p>\n<h2>\u90e8\u7f72\u524d\u51c6\u5907\uff08\u73af\u5883\u4e0e\u7cfb\u7edf\u8c03\u4f18\uff09<\/h2>\n<p>\u5728\u9999\u6e2fVPS \u4e0a\u90e8\u7f72 HAProxy \u524d\uff0c\u5e94\u505a\u597d\u7cfb\u7edf\u5c42\u9762\u7684\u4f18\u5316\u4ee5\u652f\u6491\u9ad8\u5e76\u53d1\uff1a<\/p>\n<ul>\n<li>\u5347\u7ea7\u5185\u6838\u4e0e\u5305\uff1a\u63a8\u8350\u4f7f\u7528\u8f83\u65b0\u7684 Linux \u53d1\u884c\u7248\uff08\u5982 Ubuntu 20.04\/22.04 \u6216 CentOS 7\/8\/Stream\uff09\u3002<\/li>\n<li>\u8c03\u6574\u6587\u4ef6\u63cf\u8ff0\u7b26\u9650\u5236\uff1a\u5728 \/etc\/security\/limits.conf \u4e2d\u8bbe\u7f6e nofile\u3002<\/li>\n<li>\u7f51\u7edc\u5185\u6838\u53c2\u6570\uff08\u793a\u4f8b\uff09\uff1a\n<ul>\n<li>\/etc\/sysctl.conf \u4e2d\u6dfb\u52a0\uff1a\n<pre>net.core.somaxconn = 65535\nnet.ipv4.ip_local_port_range = 10240 65535\nnet.ipv4.tcp_tw_reuse = 1\nnet.ipv4.tcp_fin_timeout = 15<\/pre>\n<\/li>\n<\/ul>\n<\/li>\n<li>\u5173\u95ed\u4e0d\u5fc5\u8981\u670d\u52a1\uff0c\u4fdd\u8bc1 VPS \u8d44\u6e90\u4f18\u5148\u7ed9 HAProxy \u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2>HAProxy \u5b89\u88c5\u4e0e\u57fa\u7840\u914d\u7f6e<\/h2>\n<p>\u4ee5 Ubuntu \u4e3a\u4f8b\uff0c\u5b89\u88c5\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u66f4\u65b0\u5e76\u5b89\u88c5\uff1a\n<pre>sudo apt update\nsudo apt install -y haproxy<\/pre>\n<\/li>\n<\/ul>\n<p>\u4e00\u4e2a\u6700\u5c0f\u7684 haproxy.cfg \u793a\u4f8b\uff08\u652f\u6301 HTTP \u548c TCP \u540e\u7aef\uff09\uff1a<\/p>\n<pre>global\n    log \/dev\/log    local0\n    chroot \/var\/lib\/haproxy\n    pidfile \/var\/run\/haproxy.pid\n    maxconn 40000\n    user haproxy\n    group haproxy\n    tune.ssl.default-dh-param 2048\n\ndefaults\n    log     global\n    mode    http\n    option  httplog\n    option  dontlognull\n    timeout connect 5000ms\n    timeout client  50000ms\n    timeout server  50000ms\n    maxconn 30000\n\nfrontend fe_http\n    bind <em>:80\n    mode http\n    option forwardfor\n    default_backend be_web\n\nfrontend fe_https\n    bind <\/em>:443 ssl crt \/etc\/haproxy\/certs\/site.pem\n    mode http\n    option forwardfor\n    default_backend be_web\n\nbackend be_web\n    mode http\n    balance roundrobin\n    option httpchk GET \/health\n    server web1 10.0.0.11:80 check inter 2000 rise 2 fall 3\n    server web2 10.0.0.12:80 check inter 2000 rise 2 fall 3<\/pre>\n<p>\u6b64\u914d\u7f6e\u6f14\u793a\u4e86 HTTP(S) \u7ec8\u6b62\u3001\u5065\u5eb7\u68c0\u67e5\u4e0e\u8f6e\u8be2\u8d1f\u8f7d\u5747\u8861\u3002\u5c06\u8bc1\u4e66\u5408\u5e76\u4e3a PEM\uff08\u79c1\u94a5+\u8bc1\u4e66\u94fe\uff09\u653e\u7f6e\u4e8e \/etc\/haproxy\/certs\/\u3002<\/p>\n<h3>HTTPS \u4e0e\u8bc1\u4e66\u7ba1\u7406<\/h3>\n<p>\u5efa\u8bae\u5728\u9999\u6e2fVPS \u7684 HAProxy \u505a SSL \u7ec8\u6b62\uff1a\u80fd\u51cf\u8f7b\u540e\u7aef\u670d\u52a1\u5668\u8d1f\u62c5\u5e76\u96c6\u4e2d\u7ba1\u7406\u8bc1\u4e66\u3002\u5e38\u7528\u505a\u6cd5\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528 Let&#8217;s Encrypt \u83b7\u53d6\u8bc1\u4e66\u5e76\u81ea\u52a8\u7eed\u671f\uff08certbot\uff09\u3002<\/li>\n<li>\u5408\u5e76\u8bc1\u4e66\u53ca\u79c1\u94a5\u4e3a site.pem\uff0c\u5e76\u8bbe\u7f6e\u6743\u9650\u4e3a 640\uff0c\u6240\u5c5e\u7528\u6237 haproxy\u3002<\/li>\n<li>\u5982\u9700\u5b9e\u73b0\u7aef\u5230\u7aef\u52a0\u5bc6\uff0c\u53ef\u914d\u7f6e\u540e\u7aef\u4e3a https\uff0c\u6216\u5728 HAProxy \u4e0e\u540e\u7aef\u4e4b\u95f4\u542f\u7528\u81ea\u7b7e\u8bc1\u4e66\u5e76\u9a8c\u8bc1\uff08ca-file\uff09\u3002<\/li>\n<\/ul>\n<h2>\u8fdb\u9636\u7279\u6027\uff1a\u4f1a\u8bdd\u4fdd\u6301\u3001Rate Limiting \u4e0e\u667a\u80fd\u8def\u7531<\/h2>\n<p>\u5e38\u89c1\u7684\u751f\u4ea7\u9700\u6c42\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u4f1a\u8bdd\u4fdd\u6301\uff08Sticky Session\uff09<\/strong>\uff1a\u57fa\u4e8e cookie \u6216\u6e90 IP\u3002\u793a\u4f8b\uff1a\n<pre>backend be_web\n    cookie SRV insert indirect nocache\n    server web1 10.0.0.11:80 cookie web1\n    server web2 10.0.0.12:80 cookie web2<\/pre>\n<\/li>\n<li><strong>\u9650\u6d41\u4e0e\u6ee5\u7528\u9632\u62a4<\/strong>\uff1a\u4f7f\u7528 stick-table \u7edf\u8ba1\u8bf7\u6c42\u9891\u7387\uff0c\u7ed3\u5408 http-request deny \u9650\u5236\u901f\u7387\u3002<\/li>\n<li><strong>\u57fa\u4e8e\u8def\u5f84\u6216 Host \u7684\u8def\u7531<\/strong>\uff1a\u5728 frontend \u4f7f\u7528 acl \u5339\u914d\u8f6c\u53d1\u5230\u4e0d\u540c backend\u3002<\/li>\n<\/ul>\n<h2>\u6784\u5efa\u9ad8\u53ef\u7528\u67b6\u6784\uff1aHAProxy + keepalived\uff08VRRP\uff09<\/h2>\n<p>\u5355\u70b9\u7684 HAProxy \u5373\u4fbf\u6027\u80fd\u5f3a\u5927\uff0c\u4ecd\u7136\u5b58\u5728\u5355\u70b9\u6545\u969c\u98ce\u9669\u3002\u5e38\u7528\u7684\u9ad8\u53ef\u7528\u65b9\u6848\u662f\u901a\u8fc7 keepalived \u5728\u591a\u53f0\u9999\u6e2fVPS \u4e0a\u5b9e\u73b0\u865a\u62df IP\uff08VIP\uff09\u6f02\u79fb\u3002<\/p>\n<p>keepalived \u7b80\u5355\u914d\u7f6e\u793a\u4f8b\uff08\u4e24\u53f0\u8282\u70b9\uff09\uff1a<\/p>\n<pre>vrrp_instance VI_1 {\n    interface eth0\n    state MASTER\n    virtual_router_id 51\n    priority 100\n    advert_int 1\n    authentication {\n        auth_type PASS\n        auth_pass secret\n    }\n    virtual_ipaddress {\n        203.0.113.10\/32\n    }\n}<\/pre>\n<p>\u5728\u5907\u4efd\u8282\u70b9\u4e0a\u5c06 state \u6539\u4e3a BACKUP\uff0cpriority \u8bbe\u7f6e\u4e3a\u8f83\u4f4e\u503c\u3002\u8fd9\u6837\u5f53\u4e3b\u8282\u70b9\u6545\u969c\u65f6\uff0cVIP \u4f1a\u6f02\u79fb\u5230\u5907\u8282\u70b9\uff0c\u4fdd\u8bc1\u670d\u52a1\u8fde\u7eed\u6027\u3002\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u786e\u4fdd\u4e24\u53f0\u9999\u6e2fVPS \u7684\u7f51\u7edc\u5141\u8bb8 ARP \u66f4\u65b0\u548c VIP \u4f7f\u7528\u3002<\/li>\n<li>keepalived \u914d\u5408\u811a\u672c\u53ef\u5728\u6f02\u79fb\u65f6\u540c\u6b65 haproxy \u914d\u7f6e\u6216\u89e6\u53d1\u5065\u5eb7\u68c0\u67e5\u8b66\u62a5\u3002<\/li>\n<\/ul>\n<h2>\u76d1\u63a7\u3001\u65e5\u5fd7\u4e0e\u6545\u969c\u6392\u67e5<\/h2>\n<p>\u5065\u58ee\u7684\u76d1\u63a7\u5bf9\u8fd0\u7ef4\u81f3\u5173\u91cd\u8981\u3002\u5efa\u8bae\u505a\u6cd5\uff1a<\/p>\n<ul>\n<li>\u542f\u7528 HAProxy Stats \u9875\u9762\uff08bind *:9000 stats\uff09\u5e76\u6dfb\u52a0\u57fa\u7840\u8ba4\u8bc1\uff0c\u4fbf\u4e8e\u5b9e\u65f6\u67e5\u770b\u540e\u7aef\u72b6\u6001\u3002<\/li>\n<li>\u7ed3\u5408 Prometheus + haproxy_exporter \u91c7\u96c6\u6307\u6807\uff0c\u53d1\u9001\u5230 Grafana \u4eea\u8868\u76d8\u3002<\/li>\n<li>\u96c6\u4e2d\u5316\u65e5\u5fd7\uff1a\u5c06 HAProxy \u65e5\u5fd7\u53d1\u9001\u5230 rsyslog\/ELK \u6216 Loki\uff0c\u4fbf\u4e8e\u8ffd\u8e2a\u8bf7\u6c42\u4e0e\u5f02\u5e38\u3002<\/li>\n<li>\u5e38\u89c1\u6545\u969c\u6392\u67e5\u547d\u4ee4\uff1a\n<ul>\n<li>haproxy -c -f \/etc\/haproxy\/haproxy.cfg\uff08\u914d\u7f6e\u68c0\u67e5\uff09<\/li>\n<li>ss -tunlp | grep haproxy\uff08\u7aef\u53e3\u76d1\u542c\uff09<\/li>\n<li>tail -f \/var\/log\/haproxy.log\uff08\u5b9e\u65f6\u65e5\u5fd7\uff09<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>\u6027\u80fd\u8c03\u4f18\u8981\u70b9<\/h2>\n<p>\u9488\u5bf9\u9999\u6e2fVPS \u7684\u8d44\u6e90\u9650\u5236\u4e0e\u5b9e\u9645\u6d41\u91cf\u6a21\u5f0f\uff0c\u53ef\u8003\u8651\uff1a<\/p>\n<ul>\n<li>\u589e\u5927 maxconn \u4e0e tune.maxaccept\uff08\u6839\u636e\u5185\u5b58\u4e0e CPU \u8861\u91cf\uff09\u3002<\/li>\n<li>\u8c03\u6574 timeout \u8bf7\u6c42\/\u8fde\u63a5\uff0c\u907f\u514d\u957f\u8fde\u63a5\u8017\u5c3d\u8fde\u63a5\u6c60\u3002<\/li>\n<li>\u5728\u9ad8\u5e76\u53d1\u573a\u666f\u4e0b\u5f00\u542f accept \u961f\u5217\u4f18\u5316\uff08backlog\/ somaxconn\uff09\u3002<\/li>\n<li>\u5229\u7528 haproxy \u7684\u591a\u8fdb\u7a0b\/\u591a\u7ebf\u7a0b\u7279\u6027\u5728\u591a\u6838 VPS \u4e0a\u7eb5\u5411\u6269\u5c55\u3002<\/li>\n<\/ul>\n<h2>\u9999\u6e2fVPS \u4e0e\u5176\u4ed6\u5730\u57df VPS \u7684\u6bd4\u8f83\u4e0e\u90e8\u7f72\u5efa\u8bae<\/h2>\n<p>\u9009\u62e9\u90e8\u7f72\u5728\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS \u8fd8\u662f\u5176\u4ed6\u5730\u533a\uff0c\u53d6\u51b3\u4e8e\u7528\u6237\u5206\u5e03\u4e0e\u5408\u89c4\u9700\u6c42\uff1a<\/p>\n<ul>\n<li>\u82e5\u4e3b\u8981\u7528\u6237\u4f4d\u4e8e\u4e9a\u592a\u5730\u533a\uff0c<strong>\u9999\u6e2f\u670d\u52a1\u5668<\/strong>\u80fd\u63d0\u4f9b\u66f4\u4f4e\u7684\u5ef6\u8fdf\u4e0e\u66f4\u7a33\u5b9a\u7684\u8fde\u63a5\uff0c\u9002\u5408\u653e\u7f6e HAProxy \u5165\u53e3\u3002<\/li>\n<li>\u82e5\u4e1a\u52a1\u9762\u5411\u5317\u7f8e\u7528\u6237\uff0c\u5219\u5728\u7f8e\u56fdVPS \u4e0a\u90e8\u7f72\u8d1f\u8f7d\u5747\u8861\u6216\u5728\u7f8e\u56fd\u4e0e\u9999\u6e2f\u90e8\u7f72\u53cc\u5411\u5165\u53e3\u4f1a\u66f4\u5408\u7406\u3002<\/li>\n<li>\u8de8\u5730\u57df\u90e8\u7f72\u65f6\uff0c\u6ce8\u610f\u94fe\u8def\u6210\u672c\u3001\u5e26\u5bbd\u8ba1\u8d39\u4e0e\u5408\u89c4\u6027\uff08\u5982\u6570\u636e\u9a7b\u7559\u8981\u6c42\uff09\u3002\u53ef\u91c7\u7528\u591a\u6d3b\u4e0e\u5c31\u8fd1\u8def\u7531\u7ed3\u5408 CDN \u7f13\u5b58\u51cf\u8f7b\u540e\u7aef\u538b\u529b\u3002<\/li>\n<\/ul>\n<h2>\u5b9e\u6218\u6d4b\u8bd5\u4e0e\u4e0a\u7ebf\u68c0\u67e5\u6e05\u5355<\/h2>\n<p>\u5728\u628a HAProxy \u4e0e keepalived \u63a8\u5411\u751f\u4ea7\u524d\uff0c\u5efa\u8bae\u5b8c\u6210\u4ee5\u4e0b\u68c0\u67e5\uff1a<\/p>\n<ul>\n<li>\u914d\u7f6e\u8bed\u6cd5\u68c0\u67e5\u4e0e\u65e0\u7f1d\u91cd\u8f7d\u9a8c\u8bc1\uff08haproxy -c &#8230; \u4e0e systemctl reload haproxy\uff09\u3002<\/li>\n<li>\u5065\u5eb7\u68c0\u67e5\u7b56\u7565\u8986\u76d6\u6240\u6709\u5173\u952e\u540e\u7aef\u63a5\u53e3\uff08\/health\u3001\/metrics\uff09\u3002<\/li>\n<li>\u6a21\u62df\u6545\u969c\u8f6c\u79fb\uff1a\u5173\u6389\u4e3b HAProxy \u6216 keepalived\uff0c\u9a8c\u8bc1 VIP \u6f02\u79fb\u4e0e\u4f1a\u8bdd\u6062\u590d\u3002<\/li>\n<li>\u5b89\u5168\u7b56\u7565\u6821\u9a8c\uff1a\u9632\u706b\u5899\u653e\u884c\u5fc5\u8981\u7aef\u53e3\uff0880\/443\/9000\/VRRP\uff09\uff0c\u8bc1\u4e66\u94fe\u9a8c\u8bc1\u3002<\/li>\n<li>\u6d41\u91cf\u538b\u6d4b\uff1a\u4f7f\u7528\u5de5\u5177\uff08wrk\u3001ab\u3001hey\uff09\u5728\u6d4b\u8bd5\u73af\u5883\u8bc4\u4f30\u6700\u5927\u5e76\u53d1\u4e0e\u5ef6\u65f6\u3002<\/li>\n<\/ul>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u5728\u9999\u6e2fVPS \u4e0a\u90e8\u7f72 HAProxy\uff0c\u53ef\u4ee5\u5728\u4e9a\u592a\u533a\u57df\u63d0\u4f9b\u9ad8\u6027\u80fd\u3001\u4f4e\u5ef6\u8fdf\u7684\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u3002\u914d\u5408 keepalived \u5b9e\u73b0 VIP \u6f02\u79fb\uff0c\u5e76\u901a\u8fc7\u7cfb\u7edf\u8c03\u4f18\u3001\u8bc1\u4e66\u7ba1\u7406\u3001\u76d1\u63a7\u4e0e\u65e5\u5fd7\u7b56\u7565\uff0c\u53ef\u4ee5\u6784\u5efa\u7a33\u5b9a\u4e14\u53ef\u89c2\u6d4b\u7684\u9ad8\u53ef\u7528\u67b6\u6784\u3002\u5bf9\u4e8e\u9762\u5bf9\u5168\u7403\u7528\u6237\u7684\u7ad9\u70b9\uff0c\u53ef\u7ed3\u5408\u7f8e\u56fdVPS \u4e0e\u9999\u6e2f\u670d\u52a1\u5668 \u7684\u591a\u5730\u57df\u90e8\u7f72\u7b56\u7565\uff0c\u65e2\u517c\u987e\u5ef6\u8fdf\u4e5f\u63d0\u5347\u5bb9\u707e\u80fd\u529b\u3002\u6700\u540e\uff0c\u82e5\u4f60\u6b63\u5728\u5bfb\u627e\u53ef\u9760\u7684\u9999\u6e2fVPS \u6765\u627f\u8f7d HAProxy \u4e0e\u9ad8\u53ef\u7528\u670d\u52a1\uff0c\u53ef\u4ee5\u53c2\u8003 Server.HK \u7684\u9999\u6e2f VPS \u65b9\u6848\uff0c\u4e86\u89e3\u66f4\u591a\u8bf7\u8bbf\u95ee <a href=\"https:\/\/www.server.hk\/cloud.php\" target=\"_blank\" rel=\"noopener\">\u9999\u6e2fVPS \u4ea7\u54c1\u9875<\/a>\uff0c\u6216\u6d4f\u89c8\u7ad9\u70b9\u9996\u9875 <a href=\"https:\/\/www.server.hk\/\" target=\"_blank\" rel=\"noopener\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60f3\u4e3a\u4e9a\u592a\u7528\u6237\u6253\u9020\u7a33\u5b9a\u9ad8\u901f\u7684\u8bbf\u95ee\u4f53\u9a8c\uff1f\u672c\u6587\u4ee5\u5b9e\u6218\u4e3a\u5bfc\u5411\uff0c\u8be6\u89e3\u9999\u6e2fVPS HAProxy \u90e8\u7f72\u7684\u914d\u7f6e\u3001\u8c03\u4f18\u4e0e\u9ad8\u53ef\u7528\u8bbe\u8ba1\uff0c\u8ba9\u4f60\u4e00\u6b65\u6b65\u5728\u9999\u6e2fVPS\u4e0a\u642d\u5efa\u53ef\u9760\u7684\u8d1f\u8f7d\u5747\u8861\u5c42\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4927],"tags":[884,882,886,803,885,107,108,883],"class_list":["post-208678","post","type-post","status-publish","format-standard","hentry","category-4927","tag-haproxy","tag-ssl","tag-803","tag-885","tag-vps","tag-108","tag-883"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208678","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=208678"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208678\/revisions"}],"predecessor-version":[{"id":208679,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208678\/revisions\/208679"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208678"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208678"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208678"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}