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class=\"wp-block-list\">\n<li>\u4e24\u8005\u90fd\u662f\u8d1f\u8f7d\u5747\u8861\u4ea7\u54c1\uff0cLVS\u662f\u57fa\u4e8eLinux\u7cfb\u7edf\u5b9e\u73b0\u7684\u8f6f\u8d1f\u8f7d\u5747\u8861\uff0c\u800cHAProxy\u662f\u57fa\u4e8e\u7b2c\u4e09\u65b9\u5e94\u7528\u5b9e\u73b0\u7684\u8f6f\u8d1f\u8f7d\u5747\u8861<\/li>\n\n\n\n<li>LVS\u662f\u57fa\u4e8e4\u5c42\u7684IP\u8d1f\u8f7d\u5747\u8861\u6280\u672f\uff0c\u800cHAProxy\u662f\u57fa\u4e8e4\u5c42\u548c7\u5c42\u6280\u672f\u53ef\u63d0\u4f9bTCP\u548cHTTP\u5e94\u7528\u7684\u8d1f\u8f7d\u5747\u8861\u89e3\u51b3\u65b9\u6cd5<\/li>\n\n\n\n<li>LVS\u5de5\u4f5c\u5728ISO\u6a21\u578b\u7684\u7b2c4\u5c42\uff0c\u56e0\u6b64\u5176\u72b6\u6001\u68c0\u6d4b\u529f\u80fd\u5355\u4e00\uff0c\u800cHAProxy\u5728\u72b6\u6001\u68c0\u6d4b\u65b9\u9762\u529f\u80fd\u5f3a\u5927\uff0c\u53ef\u652f\u6301\u7aef\u53e3\u3001URL\u3001\u811a\u672c\u7b49\u591a\u79cd\u65b9\u5f0f\u72b6\u6001\u68c0\u6d4b\u65b9\u5f0f<\/li>\n\n\n\n<li>HAProxy\u867d\u7136\u529f\u80fd\u5f3a\u5927\uff0c\u4f46\u662f\u6574\u4f53\u6027\u80fd\u4f4e\u4e8eLVS\uff0cLVS\u62e5\u6709\u63a5\u8fd1\u786c\u4ef6\u8bbe\u5907\u7684\u7f51\u7edc\u541e\u5410\u548c\u8fde\u63a5\u8d1f\u8f7d\u80fd\u529b<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"844\" height=\"403\" src=\"http:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/03\/2-1.png\" alt=\"\" class=\"wp-image-3493\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/03\/2-1.png 844w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/03\/2-1-300x143.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/03\/2-1-768x367.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/03\/2-1-600x286.png 600w\" sizes=\"auto, (max-width: 844px) 100vw, 844px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u56db\u3001\u90e8\u7f72\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">\u64cd\u4f5c\u7cfb\u7edf<\/td><td class=\"has-text-align-center\" data-align=\"center\">haproxy\u7248\u672c<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">ubuntu 20.04.6LTS<\/td><td class=\"has-text-align-center\" data-align=\"center\">3.2.2<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u9996\u5148\u4e0b\u8f7dhaproxy\u8f6f\u4ef6\u5305\uff0c\u4e0a\u4f20\u5230\u670d\u52a1\u5668\uff0c\u89e3\u538b\u7f29\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"648\" height=\"128\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/8-2.png\" alt=\"\" class=\"wp-image-18403\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/8-2.png 648w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/8-2-300x59.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/8-2-600x119.png 600w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u5b89\u88c5\u4f9d\u8d56\u8f6f\u4ef6\u5305\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt -y install gcc gcc-c++ glibc glibc-devel pcre pcre-devel openssl openssl-devel systemd-devel net-tools vim iotop bc zip unzip zlib-devel lrzsz tree screen lsof tcpdump wget ntpdate<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u8fdb\u5165\u89e3\u538b\u76ee\u5f55\uff0c\u6267\u884c\u547d\u4ee4\u8fdb\u884c\u7f16\u8bd1\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cd haproxy-3.2.2\nmake     TARGET=linux-glibc     USE_OPENSSL=1     USE_PCRE=1     USE_ZLIB=1       PREFIX=\/usr\/local\/haproxy<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>TARGET=linux-glibc<\/code>\uff1a\u6307\u5b9a\u76ee\u6807\u5e73\u53f0\uff0864\u4f4d Linux + glibc\uff09<\/li>\n\n\n\n<li><code>USE_OPENSSL=1<\/code>\uff1a\u542f\u7528 SSL\/TLS \u652f\u6301<\/li>\n\n\n\n<li><code>USE_PCRE=1<\/code>\uff1a\u542f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u652f\u6301<\/li>\n\n\n\n<li><code>USE_ZLIB=1<\/code>\uff1a\u542f\u7528\u6570\u636e\u538b\u7f29\u652f\u6301<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u518d\u6b21\u6267\u884c\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>make install PREFIX=\/usr\/local\/haproxy<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001\u521b\u5efahaproxy\u8f6f\u94fe\u63a5\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ln -s \/usr\/local\/haproxy\/sbin\/haproxy \/usr\/bin\/haproxy<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">6\u3001\u4f7f\u7528systemd\u6258\u7ba1\uff0c\u7f16\u8f91\/lib\/systemd\/system\/haproxy.service\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;Unit]\nDescription=HAProxy Load Balancer\nAfter=network.target\n\n&#91;Service]\nEnvironment=\"CONFIG=\/usr\/local\/haproxy\/conf\/haproxy.cfg\" \"PIDFILE=\/run\/haproxy.pid\"\nExecStartPre=\/usr\/bin\/haproxy -f $CONFIG -c -q\nExecStart=\/usr\/bin\/haproxy -Ws -f $CONFIG -p $PIDFILE\nExecReload=\/bin\/kill -USR2 $MAINPID\nKillMode=mixed\nRestart=always\nType=notify\n\n&#91;Install]\nWantedBy=multi-user.target<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u68c0\u67e5haproxy\u914d\u7f6e\u6587\u4ef6\u662f\u5426\u6709\u9519\u8bef\u7684\u8bed\u6cd5\u662f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>haproxy -c -f haproxy.cfg  #\u53ea\u662f\u68c0\u67e5\u8bed\u6cd5\u9519\u8bef\uff0c\u4e0d\u4f1a\u542f\u52a8haproxy<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e94\u3001\u4f7f\u7528<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">HAProxy \u7684\u914d\u7f6e\u6587\u4ef6\u4e3b\u8981\u7531&nbsp;<code>global<\/code>\u3001<code>defaults<\/code>\u3001<code>frontend<\/code>&nbsp;\u548c&nbsp;<code>backend<\/code>&nbsp;\u7b49\u90e8\u5206\u7ec4\u6210\uff0c\u5176\u4e2d&nbsp;<code>global<\/code>&nbsp;\u548c&nbsp;<code>defaults<\/code>&nbsp;\u662f\u4e24\u79cd\u4e0d\u540c\u4f5c\u7528\u8303\u56f4\u7684\u914d\u7f6e\u6bb5\uff0c\u533a\u522b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">\u7279\u6027<\/td><td class=\"has-text-align-center\" data-align=\"center\">global\u6bb5<\/td><td class=\"has-text-align-center\" data-align=\"center\">defaults\u6bb5<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u4f5c\u7528\u5bf9\u8c61<\/td><td class=\"has-text-align-center\" data-align=\"center\">HAProxy \u8fdb\u7a0b\u672c\u8eab<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u4ee3\u7406\u914d\u7f6e(frontend\/backend)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u914d\u7f6e\u7ea7\u522b<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u8fdb\u7a0b\u7ea7<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u4ee3\u7406\u7ea7<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u751f\u6548\u65b9\u5f0f\u200b<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u9700\u8981\u91cd\u542f<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u901a\u5e38\u53ea\u9700reload<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u914d\u7f6e\u7ee7\u627f\u200b<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u4e0d\u7ee7\u627f<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u88abfrontend\/backend\u7ee7\u627f<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u53ef\u5b9a\u4e49\u6570\u91cf<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u53ea\u80fd\u6709\u4e00\u4e2a<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u53ef\u4ee5\u6709\u591a\u4e2a(\u540e\u8005\u8986\u76d6\u524d\u8005)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u4fee\u6539\u9891\u7387<strong>\u200b<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">\u4f4e\u9891<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u76f8\u5bf9\u9ad8\u9891<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">global\u7684\u5e38\u7528\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>global\n    # \u8fdb\u7a0b\u548c\u5b89\u5168\u76f8\u5173\n    daemon                      # \u4ee5\u5b88\u62a4\u8fdb\u7a0b\u65b9\u5f0f\u8fd0\u884c\n    user haproxy                # \u8fd0\u884c\u7528\u6237\n    group haproxy               # \u8fd0\u884c\u7ec4\n    pidfile \/var\/run\/haproxy.pid # PID\u6587\u4ef6\u4f4d\u7f6e\n    maxconn 100000                # \u6bcf\u4e2a\u8fdb\u7a0b\u6700\u5927\u8fde\u63a5\u6570\n    # \u6027\u80fd\u8c03\u4f18\n    nbthread 2                  # \u6bcf\u4e2ahaproxy\u8fdb\u7a0b\u7684\u7ebf\u7a0b\u6570(\u53ef\u8bbe\u7f6e\u4e3acpu\u6838\u5fc3\u6570)\n    maxcompcpuusage 50          # \u6700\u5927CPU\u538b\u7f29\u4f7f\u7528\u7387 \n    # SSL\/TLS \u5168\u5c40\u8bbe\u7f6e\n    ssl-default-bind-ciphers HIGH:!aNULL:!MD5\n    ssl-default-server-ciphers HIGH:!aNULL:!MD5\n    # \u65e5\u5fd7\u8bbe\u7f6e\n    log 127.0.0.1 local0        # \u65e5\u5fd7\u670d\u52a1\u5668\u5730\u5740\u548c\u8bbe\u65bd\n    log-tag haproxy             # \u65e5\u5fd7\u524d\u7f00\n    # \u7edf\u8ba1\u548c\u76d1\u63a7\n    stats socket \/var\/run\/haproxy.sock mode 600 level admin\n    #\u6027\u80fd\u8c03\u4f18\n    tune.ssl.default-dh-param 2048\n    tune.maxrewrite 1024\n    tune.bufsize 16384\n    tune.http.maxhdr 100<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">defaults\u7684\u5e38\u7528\u914d\u7f6e\u9879\u4e3a\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>defaults\n    # \u9ed8\u8ba4\u4ee3\u7406\u6a21\u5f0f\n    mode http\/tcp               # \u6216 tcp\n    # \u8d85\u65f6\u8bbe\u7f6e\n    timeout connect 5s          # \u8fde\u63a5\u540e\u7aef\u8d85\u65f6\n    timeout client 30s          # \u5ba2\u6237\u7aef\u7a7a\u95f2\u8d85\u65f6\n    timeout server 30s          # \u670d\u52a1\u5668\u54cd\u5e94\u8d85\u65f6 \n    # \u65e5\u5fd7\u8bbe\u7f6e\uff08\u53ef\u9009\uff09\n    option httplog\/tcplog       # \u8be6\u7ec6HTTP\u65e5\u5fd7\n    option dontlognull          # \u4e0d\u8bb0\u5f55\u7a7a\u8fde\u63a5 \n    # \u5065\u5eb7\u68c0\u67e5(\u53ef\u9009)\n    option redispatch           # \u8fde\u63a5\u5931\u8d25\u65f6\u91cd\u8bd5\u5176\u4ed6\u670d\u52a1\u5668\n    option httpchk GET \/health  # HTTP\u5065\u5eb7\u68c0\u67e5\u7aef\u70b9 \n    # \u8fde\u63a5\u7ba1\u7406\n    retries 3                   # \u6700\u5927\u91cd\u8bd5\u6b21\u6570\n    maxconn 2000                # \u524d\u7aef\u6700\u5927\u8fde\u63a5\u6570\n    # HTTP\u76f8\u5173\n    option forwardfor           # \u6dfb\u52a0X-Forwarded-For\u5934\n    option http-keep-alive      # \u4fdd\u6301HTTP\u8fde\u63a5<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4e0b\u9762\u914d\u7f6e\u4e00\u4e2a\u7b80\u5355\u7684tcp\u4ee3\u7406\uff0chaproxy.cfg\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"651\" height=\"375\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/1-2.png\" alt=\"\" class=\"wp-image-18416\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/1-2.png 651w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/1-2-300x173.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/1-2-600x346.png 600w\" sizes=\"auto, (max-width: 651px) 100vw, 651px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>defaults\uff1a\u5b9a\u4e49\u4e00\u4e2atcp\u7684\u9ed8\u8ba4\u914d\u7f6e<\/li>\n\n\n\n<li>frontend\uff1a\u53ef\u4ee5\u7406\u89e3\u4e3a\u914d\u7f6e\u76d1\u542c\u5668\uff0c\u540e\u9762\u540d\u5b57\u53ef\u81ea\u5b9a\u4e49<\/li>\n\n\n\n<li>bind\uff1a\u76d1\u542c\u7aef\u53e3\u4e3a86<\/li>\n\n\n\n<li>default_backend\uff1a\u5173\u8054\u7684\u540e\u7aef\u670d\u52a1\u4e3atcp_port\uff0c\u8fd9\u4e2a\u540d\u5b57\u4e5f\u53ef\u81ea\u5b9a\u4e49<\/li>\n\n\n\n<li>backend\uff1a\u540e\u7aef\u540d\u5b57\uff0c\u8981\u4e0edefault_backend\u4e2d\u5bf9\u5e94<\/li>\n\n\n\n<li>balance roundrobin\uff1a\u4f7f\u7528\u8f6e\u8be2\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5<\/li>\n\n\n\n<li>server\uff1a\u540e\u7aef\u7684\u670d\u52a1\uff0cport1\u662f\u670d\u52a1\u540d\uff0c\u53ef\u81ea\u5b9a\u4e49\uff0cserver\u53ef\u4ee5\u5199\u591a\u4e2a\u7684<\/li>\n\n\n\n<li>check\uff1a\u68c0\u67e5\u7aef\u53e3io\u662f\u5426\u80fd\u5efa\u7acb\u8fde\u63a5(\u4e09\u6b21\u63e1\u624b)\uff0c\u68c0\u67e5\u5931\u8d25\u5c31\u5254\u9664\u6b64server<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u9762\u914d\u7f6e\u7684\u542b\u4e49\u662f\uff1a\u8bf7\u6c42haproxy\u672c\u673a\u768486\u7aef\u53e3\u5c06\u4f1a\u4ee3\u7406\u523051.223\u768422\u7aef\u53e3\uff0c\u6d4b\u8bd5\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"652\" height=\"161\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/2-2.png\" alt=\"\" class=\"wp-image-18420\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/2-2.png 652w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/2-2-300x74.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/2-2-600x148.png 600w\" sizes=\"auto, (max-width: 652px) 100vw, 652px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u901a\u8fc7\u672c\u673aip:86\u7aef\u53e3+\u8fdc\u7a0b\u4e3b\u673a\u7684\u7528\u6237\u540dgong\u6765\u767b\u5f55\u8fdc\u7a0b\u4e3b\u673a<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">check\u7684\u76f8\u5173\u53c2\u6570\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">\u53c2\u6570<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u793a\u4f8b<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u8bf4\u660e<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">inter<\/td><td class=\"has-text-align-center\" data-align=\"center\">inter 2000ms<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u68c0\u67e5\u95f4\u9694\uff08\u9ed8\u8ba4 2 \u79d2\uff09<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">rise<\/td><td class=\"has-text-align-center\" data-align=\"center\">rise 2<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6210\u529f\u51e0\u6b21\u6807\u8bb0\u4e3a UP\uff08\u9ed8\u8ba4 2 \u6b21\uff09<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">fall<\/td><td class=\"has-text-align-center\" data-align=\"center\">fall 3<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u5931\u8d25\u51e0\u6b21\u6807\u8bb0\u4e3a DOWN\uff08\u9ed8\u8ba4 3 \u6b21\uff09<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">port<\/td><td class=\"has-text-align-center\" data-align=\"center\">port 8080<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u6307\u5b9a\u68c0\u67e5\u7684\u7aef\u53e3\uff08\u4e0d\u540c\u4e8e\u670d\u52a1\u7aef\u53e3\u65f6\u4f7f\u7528\uff09<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">verifyhost<\/td><td class=\"has-text-align-center\" data-align=\"center\">verifyhost example.com<\/td><td class=\"has-text-align-center\" data-align=\"center\">SSL \u68c0\u67e5\u65f6\u9a8c\u8bc1\u4e3b\u673a\u540d<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"651\" height=\"130\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/3-2.png\" alt=\"\" class=\"wp-image-18422\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/3-2.png 651w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/3-2-300x60.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/3-2-600x120.png 600w\" sizes=\"auto, (max-width: 651px) 100vw, 651px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u914d\u7f6eTCP\u6a21\u5f0f\u4ee3\u7406443\u7aef\u53e3\uff0c\u4ee3\u7406443\u7aef\u53e3\u6709\u4e24\u79cd\u6a21\u5f0f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SSL\/TLS\u900f\u4f20(TCP\u6a21\u5f0f)\uff1ahaproxy\u53ea\u8d1f\u8d23\u8f6c\u53d1\u5230\u540e\u9762\u670d\u52a1\u5668\uff0c\u4e0d\u89e3\u5bc6SSL\/TLS\u6d41\u91cf\uff0c\u8bc1\u4e66\u914d\u7f6e\u5728\u540e\u7aef\uff0c\u5168\u7a0b\u52a0\u5bc6\uff0c\u66f4\u5b89\u5168\uff0c\u6027\u80fd\u6bd4\u7ec8\u6b62\u6a21\u5f0f\u7565\u4f4e<\/li>\n\n\n\n<li>SSL\/TLS\u7ec8\u6b62(HTTP\u6a21\u5f0f)\uff1ahaproxy\u89e3\u5bc6SSL\/TLS\u6d41\u91cf\uff0c\u5904\u7406HTTP\u8bf7\u6c42\u518d\u8f6c\u53d1\u5230\u540e\u7aef\u670d\u52a1\u5668\uff0chaproxy\u5230\u540e\u7aef\u4e4b\u95f4\u662f\u660e\u6587\u7684(\u7eaf\u5185\u7f51\u53ef\u4ee5)\uff0c\u5ba2\u6237\u7aef\u5230haproxy\u4e4b\u95f4\u662f\u52a0\u5bc6\u7684\uff0c\u8bc1\u4e66\u5168\u90e8\u7531haproxy\u7ba1\u7406\uff0c\u6027\u80fd\u9ad8<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">(1)\u3001\u5148\u770b\u4e0b\u900f\u4f20\u6a21\u5f0f(TCP\u6a21\u5f0f)\u4e0b\u7684\u914d\u7f6e\uff0cdefaults\u8fd8\u662f\u7528\u4e0a\u9762\u9ed8\u8ba4\u7684\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"653\" height=\"368\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/6-2.png\" alt=\"\" class=\"wp-image-18431\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/6-2.png 653w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/6-2-300x169.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/6-2-600x338.png 600w\" sizes=\"auto, (max-width: 653px) 100vw, 653px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>\u7b2c35\u884c<\/code>\uff1a\u68c0\u67e5 TCP \u8bf7\u6c42\u5185\u5bb9\u65f6\u7684\u6700\u5927\u5ef6\u8fdf\u65f6\u95f4\uff0c\u5728 SSL\/TLS \u900f\u4f20\u6a21\u5f0f\u4e0b\uff0c\u5ba2\u6237\u7aef\u7684 SSL\/TLS \u63e1\u624b\u8bf7\u6c42\u53ef\u80fd\u9700\u8981\u4e00\u4e9b\u65f6\u95f4\u624d\u80fd\u5b8c\u5168\u5230\u8fbe HAProxy\u3002\u5982\u679c HAProxy \u6ca1\u6709\u8db3\u591f\u7684\u7b49\u5f85\u65f6\u95f4\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u65e0\u6cd5\u6b63\u786e\u89e3\u6790 SNI \u5b57\u6bb5\uff0c\u4ece\u800c\u5f71\u54cd\u6d41\u91cf\u7684\u6b63\u786e\u5206\u53d1\uff0c\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u7f51\u7edc\u60c5\u51b5\u548c\u9700\u6c42\u8fdb\u884c\u8c03\u6574<\/li>\n\n\n\n<li>\u7b2c36\u884c\uff1a\u68c0\u67e5\u5ba2\u6237\u7aef\u7684 SSL\/TLS \u63e1\u624b\u8bf7\u6c42\u662f\u5426\u662f <code>ClientHello<\/code> \u7c7b\u578b\u3002<code>ClientHello<\/code> \u662f SSL\/TLS \u63e1\u624b\u8fc7\u7a0b\u4e2d\u7684\u7b2c\u4e00\u4e2a\u6d88\u606f\uff0c\u5ba2\u6237\u7aef\u901a\u8fc7\u8fd9\u4e2a\u6d88\u606f\u5411\u670d\u52a1\u5668\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42<\/li>\n\n\n\n<li>\u7b2c38\u884c\uff1a\u5b9a\u4e49acl\u89c4\u5219\uff0c\u89c4\u5219\u540d\u5b57\u53ef\u4ee5\u81ea\u5b9a\u4e49\uff0c\u4f46\u662f\u4e00\u822c\u8ddf\u8bf7\u6c42\u57df\u540d\u4e00\u6837\uff0c\u65b9\u4fbf\u8bc6\u522b\uff0creq_ssl_sni\u662f\u6761\u4ef6\u68c0\u67e5\uff0c\u7528\u4e8e\u68c0\u67e5SSL\/TLS\u8bf7\u6c42\u4e2d\u7684SNI\u5b57\u6bb5\uff0c\u6307\u5b9a\u76ee\u6807\u670d\u52a1\u5668\u57df\u540d,-i\u662f\u4e0d\u533a\u5206\u5927\u5c0f\u5199<\/li>\n\n\n\n<li>\u7b2c39\u884c\uff1aif test.cnsignet.com\u7684\u610f\u601d\u662f\u5982\u679c\u4e0a\u9762\u7684acl\u89c4\u5219\u6210\u7acb\uff0c\u4e5f\u5c31\u662fsni\u7684\u7684\u57df\u540d\u5c31\u662ftest.cnsignet.com\u90a3\u5c31\u53d1\u9001\u7ed9\u540e\u7aef\u670d\u52a1\u5668\uff0cuser_backend test\u6307\u5b9a\u540e\u7aef\u670d\u52a1\uff0c\u8fd9\u91cc\u7684test\u8981\u8ddf\u540e\u9762\u7684backend test\u4e2d\u5bf9\u5e94\uff0c\u624d\u80fd\u627e\u5230\u540e\u9762\u7684\u670d\u52a1\u5668\uff0cif \u540e\u9762\u7684\u8fd9\u4e2a\u57df\u540d\u5c31\u662f\u524d\u9762\u7684acl\u7684\u89c4\u5219\u540d<\/li>\n\n\n\n<li>\u7b2c41\u884c\uff1a\u9488\u5bf9\u4e0d\u540c\u57df\u540d\u8981\u5b9a\u4e49\u591a\u4e2aacl\u89c4\u5219\u548c\u591a\u4e2abackend<\/li>\n<\/ul>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1a\u8fd9\u91ccssl\u8bc1\u4e66\u6b64\u65f6\u662f\u914d\u7f6e\u572851.223\u8fd9\u53f0\u540e\u7aef\u670d\u52a1\u5668\u4e0a\u7684<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(2)\u3001\u7ec8\u6b62\u6a21\u5f0f(HTTP\u6a21\u5f0f)\u914d\u7f6e\u7565\u6709\u4e0d\u540c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5148\u5728global\u5168\u5c40\u914d\u7f6e\u4e2d\u589e\u52a0\u5982\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u52a0\u5bc6\u5957\u4ef6\nssl-default-bind-ciphers ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384\n#\u7981\u7528\u4e0d\u5b89\u5168\u7684\u534f\u8bae\nssl-default-bind-options no-sslv3 no-tlsv10 no-tlsv11\n# \u542f\u7528 TLS 1.3\uff08HAProxy 2.0+\uff09\nssl-default-bind-ciphersuites TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">defaults\u914d\u7f6e\u4e5f\u4e0d\u7528\u6539\u52a8\uff0c\u76f4\u63a5\u7528\u6700\u4e0a\u9762\u7684\u5c31\u884c\uff0c\u63a5\u4e0b\u6765\u770b\u4e0b\u76d1\u542c\u914d\u7f6e\u548c\u540e\u7aef\u914d\u7f6e\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"652\" height=\"372\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/7-3.png\" alt=\"\" class=\"wp-image-18439\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/7-3.png 652w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/7-3-300x171.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/7-3-600x342.png 600w\" sizes=\"auto, (max-width: 652px) 100vw, 652px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c28\u884c\uff1a\u6307\u5b9a\u8bc1\u4e66\u7684\u4f4d\u7f6e\uff0c\u53ef\u5c06pem\u548ckey\u90fd\u653e\u5728\u6b64\u8def\u5f84\u4e0b\uff0ckey\u7684\u524d\u9762\u8fd8\u8981\u52a0.pem\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"651\" height=\"154\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/8-3.png\" alt=\"\" class=\"wp-image-18440\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/8-3.png 651w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/8-3-300x71.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/07\/8-3-600x142.png 600w\" sizes=\"auto, (max-width: 651px) 100vw, 651px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c31\u884c\uff1ahdr(host) \u662fACL\u7684\u6761\u4ef6\u8868\u8fbe\u5f0f\uff0c\u7528\u4e8e\u5339\u914dHTTP \u8bf7\u6c42\u5934\u4e2d\u7684\u00a0<code>Host<\/code>\u00a0\u5b57\u6bb5\u5b83\u662f\u5b9e\u73b0 \u200b<strong>\u200b\u57fa\u4e8e\u57df\u540d\u7684\u6d41\u91cf\u8def\u7531\u200b<\/strong>\u200b \u7684\u6838\u5fc3\u529f\u80fd\u4e4b\u4e00\uff0c\u6b64\u5904\u7684acl\u89c4\u5219\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>acl &lt;\u89c4\u5219\u540d\u79f0> hdr(host) -i &lt;\u57df\u540d><\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7b2c38\u884c\uff1a\u8f6e\u8be2\u8d1f\u8f7d\uff0c\u8fd9\u4e2a\u662f\u9488\u5bf9\u591a\u4e2aserver\u7684<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1aacl\u53ef\u4ee5\u914d\u7f6e\u591a\u4e2a\uff0c\u5bf9\u5e94\u7684backend\u5c31\u6709\u591a\u4e2a\uff0cbackend\u4e2d\u7684server\u4e5f\u53ef\u4ee5\u6709\u591a\u4e2a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001haproxy\u4e5f\u53ef\u4ee5\u914d\u7f6e\u6839\u636e\u4e0d\u540c\u7684\u8bf7\u6c42\u8def\u5f84\u8f6c\u5230\u540e\u9762\u7684\u670d\u52a1\uff0c\u8fd9\u4e2a\u53c2\u6570\u662f<strong><code>path_beg<\/code><\/strong>\uff0c\u5982\u679c\u67b6\u6784\u662fhaproxy&#8211;>nginx&#8211;>\u540e\u7aef\u670d\u52a1\uff0c\u90a3\u4e48\u5c31\u53ef\u4ee5\u5728nginx\u90a3\u91cc\u914d\u7f6e\u6839\u636e\u8def\u5f84\u5339\u914d\u5230\u540e\u7aef\u670d\u52a1\uff0chaproxy\u8fd9\u91cc\u53ea\u505a\u4e00\u5c42\u57df\u540d\u8bf7\u6c42\u7684\u8f6c\u53d1\u5230nginx\u5c31\u884c\u4e86<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u8d1f\u8f7d\u5747\u8861\u89e3\u51b3\u65b9\u6848\u4e2d\uff0c\u6709\u57fa\u4e8e\u786c\u4ef6\u7684\u8d1f\u8f7d\u5747\u8861\u8bbe\u5907\uff0c\u5982F5\u3001Big-IP\u7b49\uff0c\u4e5f\u6709\u57fa\u4e8e\u8f6f\u4ef6\u7684\u8d1f\u8f7d\u5747\u8861\u4ea7\u54c1\uff0c\u5982HAPr [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":3494,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[124],"class_list":["post-3490","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","tag-haproxy"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/3490","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/comments?post=3490"}],"version-history":[{"count":45,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/3490\/revisions"}],"predecessor-version":[{"id":18444,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/3490\/revisions\/18444"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media\/3494"}],"wp:attachment":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media?parent=3490"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/categories?post=3490"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/tags?post=3490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}