{"id":30781,"date":"2026-05-07T10:00:00","date_gmt":"2026-05-07T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=30781"},"modified":"2026-05-16T23:36:49","modified_gmt":"2026-05-16T15:36:49","slug":"self-hosted-varnish-reverse-proxy-cache","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/self-hosted-varnish-reverse-proxy-cache\/","title":{"rendered":"\u81ea\u5efa Varnish \u53cd\u5411\u4ee3\u7406\u7f13\u5b58\u914d\u7f6e\u6307\u5357"},"content":{"rendered":"<p><img decoding=\"async\" alt=\"\u81ea\u5efa Varnish \u53cd\u5411\u4ee3\u7406\u7f13\u5b58\u914d\u7f6e\u6307\u5357\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/05\/self-hosted-varnish-reverse-proxy-cache-cover.webp\" \/><\/p>\n<p>\u5982\u679c\u4f60\u7684\u7ad9\u70b9\u5bf9 CDN \u6210\u672c\u654f\u611f\u3001\u53c8\u5e0c\u671b\u5728\u81ea\u6709\u670d\u52a1\u5668\u4e0a\u62e5\u6709\u53ef\u63a7\u7684\u8fb9\u7f18\u7f13\u5b58\u5c42\uff0c\u90a3\u4e48\u81ea\u5efa Varnish \u53cd\u5411\u4ee3\u7406\u7f13\u5b58 \u662f\u6027\u4ef7\u6bd4\u6781\u9ad8\u7684\u65b9\u6848\u3002Varnish \u662f\u4e00\u6b3e\u4e13\u4e3a HTTP \u8bbe\u8ba1\u7684\u9ad8\u6027\u80fd\u53cd\u5411\u4ee3\u7406\u7f13\u5b58\uff0c\u5355\u673a\u8f7b\u677e\u5904\u7406\u6bcf\u79d2\u6570\u4e07\u8bf7\u6c42\uff0c\u5185\u5b58\u547d\u4e2d\u540e\u7684\u54cd\u5e94\u5ef6\u8fdf\u53ef\u4f4e\u81f3 1 \u6beb\u79d2\u3002\u672c\u6587\u5c06\u6559\u4f60\u5982\u4f55\u4ece\u96f6\u5b8c\u6210 Varnish \u90e8\u7f72\uff0c\u8986\u76d6 VCL \u8bed\u6cd5\u3001TLS \u7ec8\u7ed3\u3001Backend \u5065\u5eb7\u68c0\u67e5\u3001PURGE \u63a5\u53e3\u4e0e\u76d1\u63a7\u544a\u8b66\uff0c\u5e2e\u4f60\u89e3\u51b3&#8221;\u88c5\u4e0a Varnish \u5374\u6ca1\u770b\u5230\u547d\u4e2d\u7387\u63d0\u5347&#8221;\u8fd9\u7c7b\u5e38\u89c1\u95ee\u9898\u3002<\/p>\n<h2>\u4e00\u3001Varnish \u9002\u5408\u4ec0\u4e48\u573a\u666f<\/h2>\n<p>Varnish \u4e0e CDN \u4e0d\u662f\u66ff\u4ee3\u5173\u7cfb\uff0c\u800c\u662f\u4e92\u8865\uff1aCDN \u628a\u5185\u5bb9\u7f13\u5b58\u5230\u5168\u7403\u8282\u70b9\uff0cVarnish \u628a\u5185\u5bb9\u7f13\u5b58\u5230\u79bb\u5e94\u7528\u670d\u52a1\u5668\u6700\u8fd1\u7684\u540c\u673a\u623f\u8282\u70b9\uff0c\u80fd\u8fdb\u4e00\u6b65\u538b\u4f4e P99 \u5ef6\u8fdf\u3001\u524a\u5e73\u5e94\u7528\u5c42\u7a81\u53d1\u8d1f\u8f7d\u3002\u5224\u65ad\u4f60\u7684\u4e1a\u52a1\u662f\u5426\u503c\u5f97\u5f15\u5165 Varnish\uff0c\u53ef\u4ee5\u53c2\u8003\u4e09\u70b9\uff1a<\/p>\n<ul>\n<li><strong>\u5185\u5bb9\u66f4\u65b0\u9891\u7387\u4f4e\u4e8e\u79d2\u7ea7<\/strong>\uff1a\u4f8b\u5982\u5546\u54c1\u8be6\u60c5\u3001\u6587\u7ae0\u9875\u3001API \u54cd\u5e94\u3002<\/li>\n<li><strong>\u5e94\u7528\u670d\u52a1\u5668 CPU \u5df2\u6210\u74f6\u9888<\/strong>\uff1a\u6bcf\u79d2\u8bf7\u6c42\u6570\u9ad8\u3001PHP\/Python \u6e32\u67d3\u6602\u8d35\u3002<\/li>\n<li><strong>\u5e0c\u671b\u51cf\u5c11\u56de\u6e90\u8d39\u7528<\/strong>\uff1a\u81ea\u5efa Varnish \u53ef\u62e6\u622a 70% \u4ee5\u4e0a\u7684 CDN \u56de\u6e90\u8bf7\u6c42\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u7684\u5e94\u7528\u670d\u52a1\u5668\u5e03\u5728\u8de8\u5883\u94fe\u8def\u4e0a\uff0cVarnish \u5e94\u8be5\u90e8\u7f72\u5728\u5e94\u7528\u540c\u673a\u623f\u800c\u975e\u53cd\u5411\u3002\u673a\u623f\u4e0e\u7ebf\u8def\u7684\u9009\u62e9\u53ef\u4ee5\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/wordpress-hk-hosting-guide\/\">WordPress \u9999\u6e2f\u4e3b\u673a\u9009\u8d2d\u6307\u5357<\/a> \u4e0e <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/cloud-server-buying-guide\/\">\u4e91\u670d\u52a1\u5668\u9009\u8d2d\u6307\u5357<\/a> \u4e2d\u5173\u4e8e\u5185\u7f51\u5ef6\u8fdf\u4e0e\u51fa\u53e3\u5e26\u5bbd\u7684\u7ae0\u8282\u3002<\/p>\n<h2>\u4e8c\u3001\u5b89\u88c5\u4e0e\u57fa\u7840\u914d\u7f6e<\/h2>\n<p>\u4ee5 Ubuntu 22.04 \u4e3a\u4f8b\uff0c\u901a\u8fc7 packagecloud \u63d0\u4f9b\u7684\u5b98\u65b9\u4ed3\u5e93\u811a\u672c\u5b89\u88c5\u6700\u65b0\u7684 Varnish 7.5 LTS\uff1a\u5148 <code>curl<\/code> \u62c9\u53d6\u5e76\u6267\u884c\u4ed3\u5e93\u6ce8\u518c\u811a\u672c\uff0c\u518d <code>sudo apt install varnish<\/code> \u5373\u53ef\u3002<\/p>\n<p>Varnish \u9ed8\u8ba4\u76d1\u542c 6081 \u7aef\u53e3\uff0c\u56de\u6e90\u7aef\u53e3 6082\u3002\u751f\u4ea7\u73af\u5883\u901a\u5e38\u524d\u9762\u6302 Nginx \u505a TLS \u7ec8\u7ed3\uff0c\u628a 80 \u4e0e 443 \u63a5\u5165 Nginx\uff0cNginx \u518d <code>proxy_pass<\/code> \u5230 Varnish \u7684 6081\u3002\u8fd9\u79cd\u5206\u5c42\u7ed3\u6784\u8ba9\u8bc1\u4e66\u7eed\u7b7e\u3001HTTP\/2 \u542f\u7528\u3001\u9650\u6d41\u7b49\u903b\u8f91\u90fd\u96c6\u4e2d\u5728 Nginx \u5c42\uff0cVarnish \u4e13\u6ce8\u505a\u7f13\u5b58\u3002\u4fee\u6539 <code>\/etc\/varnish\/default.vcl<\/code>\uff1a<\/p>\n<pre><code class=\"language-vcl\">vcl 4.1;\n\nbackend default {\n  .host = &quot;127.0.0.1&quot;;\n  .port = &quot;8080&quot;;\n  .probe = {\n    .url = &quot;\/healthz&quot;;\n    .timeout = 1s;\n    .interval = 5s;\n    .window = 3;\n    .threshold = 2;\n  }\n}\n\nsub vcl_recv {\n  if (req.method == &quot;PURGE&quot;) {\n    if (!client.ip ~ purge_acl) {\n      return (synth(405, &quot;Not allowed.&quot;));\n    }\n    return (purge);\n  }\n\n  if (req.url ~ &quot;^\/wp-admin\/&quot; || req.url ~ &quot;^\/wp-login\\.php&quot;) {\n    return (pass);\n  }\n\n  unset req.http.Cookie;\n}\n\nacl purge_acl {\n  &quot;127.0.0.1&quot;;\n  &quot;10.0.0.0&quot;\/8;\n}\n<\/code><\/pre>\n<p>\u4fee\u6539 <code>\/etc\/varnish\/varnish.params<\/code> \u8bbe\u7f6e\u7f13\u5b58\u5927\u5c0f\uff1a<\/p>\n<pre><code class=\"language-text\">DAEMON_OPTS=&quot;-a :6081 -T 127.0.0.1:6082 -s malloc,2G -f \/etc\/varnish\/default.vcl&quot;\n<\/code><\/pre>\n<p><code>-s malloc,2G<\/code> \u8868\u793a\u7528 2 GB \u5185\u5b58\u505a\u7f13\u5b58\uff0c\u6309\u7269\u7406\u5185\u5b58\u7684 30% \u5230 50% \u8c03\u6574\u3002\u6539\u5b8c\u540e <code>sudo systemctl restart varnish<\/code> \u8ba9\u65b0\u7684\u914d\u7f6e\u751f\u6548\u3002<\/p>\n<h2>\u4e09\u3001TLS \u7ec8\u7ed3\uff1a\u7528 Hitch \u6216 Nginx<\/h2>\n<p>Varnish \u672c\u8eab\u4e0d\u5904\u7406 TLS\uff0c\u793e\u533a\u65b9\u6848\u4e24\u79cd\uff1aHitch\uff08\u5b98\u65b9\u63a8\u8350\u7684\u8f7b\u91cf TLS \u7ec8\u7ed3\u4ee3\u7406\uff0c\u901a\u8fc7 PROXY protocol \u4e0e Varnish \u901a\u4fe1\uff09\u6216 Nginx\uff08\u901a\u7528\u53cd\u5411\u4ee3\u7406\uff0c\u8fd0\u7ef4\u719f\u6089\u5ea6\u9ad8\uff09\u3002\u4e2d\u5c0f\u56e2\u961f\u76f4\u63a5\u7528 Nginx \u5373\u53ef\uff1a\u76d1\u542c 443 ssl\uff0c<code>proxy_pass http:\/\/127.0.0.1:6081<\/code>\uff0c\u5e76 <code>proxy_set_header X-Forwarded-Proto https<\/code>\u3002\u9700\u8981\u6ce8\u610f\uff1aVarnish \u4f1a\u628a <code>X-Forwarded-Proto<\/code> \u900f\u4f20\u7ed9\u540e\u7aef\uff0c\u5e94\u7528\u5c42\u9700\u8bc6\u522b\u8be5\u5934\u5224\u65ad HTTPS\uff0c\u5426\u5219\u4f1a\u5728\u751f\u6210\u7edd\u5bf9\u94fe\u63a5\u65f6\u8fd4\u56de http \u5f15\u53d1\u6df7\u5408\u5185\u5bb9\u3002<\/p>\n<h2>\u56db\u3001\u547d\u4e2d\u7387\u4f18\u5316\u4e0e Vary \u63a7\u5236<\/h2>\n<p>\u65b0\u90e8\u7f72\u7684 Varnish \u547d\u4e2d\u7387\u5e38\u5e38\u53ea\u6709 30% \u5230 40%\uff0c\u4e3b\u8981\u539f\u56e0\u6709\u4e09\uff1a\u540e\u7aef\u8fd4\u56de\u7684 <code>Set-Cookie<\/code> \u9ed8\u8ba4\u8ba9 Varnish \u4e0d\u7f13\u5b58\uff1b<code>Vary: User-Agent<\/code> \u628a cache key \u6309 UA \u5206\u88c2\uff0c\u547d\u4e2d\u7387\u65ad\u5d16\u5f0f\u4e0b\u8dcc\uff1b\u8bf7\u6c42\u8def\u5f84\u5305\u542b query string\uff0c\u6bcf\u6b21\u8bf7\u6c42\u90fd\u88ab\u8ba4\u4e3a\u662f\u4e0d\u540c\u5bf9\u8c61\u3002<\/p>\n<p>\u9488\u5bf9\u6027\u7b56\u7565\u662f\u5728 <code>vcl_backend_response<\/code> \u4e2d\u9488\u5bf9\u9759\u6001\u8d44\u6e90\u540e\u7f00\u663e\u5f0f <code>unset beresp.http.Set-Cookie<\/code> \u5e76\u8bbe\u7f6e\u8f83\u957f\u7684 TTL\uff0c\u540c\u65f6\u7528 <code>regsuball<\/code> \u628a <code>Vary<\/code> \u54cd\u5e94\u5934\u4e2d\u7684 <code>User-Agent<\/code> \u5b57\u6bb5\u79fb\u9664\uff0c\u907f\u514d\u6309\u6d4f\u89c8\u5668\u7248\u672c\u5206\u88c2\u7f13\u5b58\u3002\u8fd9\u4e24\u6b65\u505a\u5b8c\u540e\uff0c\u591a\u6570\u7ad9\u70b9\u7684\u547d\u4e2d\u7387\u4f1a\u4ece 30% \u8dc3\u5347\u5230 80% \u4ee5\u4e0a\u3002\u4f46\u8981\u6ce8\u610f\uff1a\u4e0d\u8981\u5bf9\u52a8\u6001\u63a5\u53e3\u76f4\u63a5 unset Set-Cookie\uff0c\u4f1a\u5bfc\u81f4\u7528\u6237\u4f1a\u8bdd\u72b6\u6001\u4e22\u5931\uff0c\u5f71\u54cd\u767b\u5f55\u4e0e\u8d2d\u7269\u8f66\u529f\u80fd\u3002<\/p>\n<p>\u5bf9 WordPress \u7ad9\u70b9\uff0c\u5efa\u8bae\u540c\u65f6\u68c0\u67e5\u6e90\u7ad9\u7f13\u5b58\u914d\u5408\uff0c\u53ef\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/wordpress\/wordpress-w3-total-cache-tuning\/\">WordPress W3 Total Cache \u8c03\u4f18\u5b9e\u6218<\/a> \u4e2d\u5173\u4e8e\u6d4f\u89c8\u5668\u7f13\u5b58\u4e0e\u8fb9\u7f18\u7f13\u5b58\u534f\u4f5c\u7684\u7ae0\u8282\uff0c\u907f\u514d\u4e0e Varnish \u7684 TTL \u51b2\u7a81\u3002\u66f4\u591a WordPress \u52a0\u901f\u573a\u666f\u53ef\u5728 <a href=\"https:\/\/cn.hostease.com\/blog\/category\/wordpress\/\">WordPress \u5206\u7c7b<\/a> \u4e0b\u67e5\u9605\u76f8\u5173\u5185\u5bb9\u3002<\/p>\n<h2>\u4e94\u3001PURGE \u63a5\u53e3\u4e0e\u53d1\u5e03\u56de\u8c03<\/h2>\n<p>\u5e94\u7528\u5c42\u53d1\u5e03\u65b0\u5185\u5bb9\u540e\u5fc5\u987b\u4e3b\u52a8\u544a\u77e5 Varnish \u6e05\u7f13\u5b58\uff1a<\/p>\n<pre><code class=\"language-bash\">curl -X PURGE http:\/\/127.0.0.1:6081\/article\/12345\n<\/code><\/pre>\n<p>PURGE \u4ec5\u6e05\u7cbe\u786e\u5339\u914d\u7684 URL\u3002\u9700\u8981\u6309 tag \u6e05\u7f13\u5b58\u53ef\u7528 <code>xkey<\/code> \u6a21\u5757\uff1a\u5728\u54cd\u5e94\u4e2d\u52a0\u4e0a <code>xkey<\/code> \u5934\u5217\u51fa\u6807\u7b7e\uff0c\u6e05\u7f13\u5b58\u65f6\u5e26 <code>xkey<\/code> \u8bf7\u6c42\u5934\u5373\u53ef\u3002\u8fd9\u79cd&#8221;\u6309 tag \u6279\u91cf\u6e05&#8221;\u5728 WordPress \u8fd9\u7c7b\u5185\u5bb9\u5173\u8054\u590d\u6742\u7684\u573a\u666f\u4e0b\u5c24\u5176\u597d\u7528\u3002<\/p>\n<h2>\u516d\u3001\u76d1\u63a7\u4e0e\u6392\u969c<\/h2>\n<p>Varnish \u63d0\u4f9b <code>varnishstat<\/code>\u3001<code>varnishlog<\/code>\u3001<code>varnishtop<\/code> \u4e09\u4e2a\u6838\u5fc3\u5de5\u5177\uff1a\u5206\u522b\u7528\u6765\u770b\u547d\u4e2d\u7387\u4e0e\u5185\u5b58\u3001\u6309\u8bf7\u6c42\u67e5\u5b8c\u6574\u4e8b\u4ef6\u94fe\u3001\u5b9e\u65f6\u7edf\u8ba1\u8bf7\u6c42\u6700\u591a\u7684 URL\u3002\u751f\u4ea7\u73af\u5883\u628a <code>varnishstat -1 -j<\/code> \u901a\u8fc7 telegraf \u63a8\u5230 Prometheus\uff0c\u5173\u952e\u6307\u6807\uff1a\u547d\u4e2d\u7387 <code>MAIN.cache_hit \/ (cache_hit + cache_miss)<\/code>\u3001\u5185\u5b58\u6dd8\u6c70 <code>MAIN.n_lru_nuked<\/code>\u3001Backend \u7e41\u5fd9 <code>MAIN.backend_busy<\/code>\u3002<\/p>\n<p>\u5e38\u89c1\u6545\u969c\uff1a\u5185\u5b58\u6dd8\u6c70\u9891\u7e41\u65f6\u589e\u5927 <code>-s malloc<\/code>\uff1bBackend \u8fde\u7eed 503 \u65f6\u68c0\u67e5\u5065\u5eb7\u68c0\u67e5 URL\uff1bPURGE \u4e0d\u751f\u6548\u65f6\u68c0\u67e5 ACL\u3002\u8de8\u5883\u56de\u6e90\u94fe\u8def\u5f02\u5e38\u53ef\u7ed3\u5408 <a href=\"https:\/\/cn.hostease.com\/blog\/tutorials\/us-vps-deployment-tutorial-guide\/\">\u7f8e\u56fd VPS \u90e8\u7f72\u6559\u7a0b<\/a> \u4e2d\u7684 MTR \u547d\u4ee4\u9010\u8df3\u5b9a\u4f4d\u3002<\/p>\n<h2>\u4e03\u3001Grace \u4e0e Saint \u6a21\u5f0f<\/h2>\n<p>Varnish \u6709\u4e24\u4e2a\u72ec\u7279\u7684\u53ef\u7528\u6027\u7279\u6027\uff1aGrace \u6a21\u5f0f\u4e0e Saint \u6a21\u5f0f\u3002Grace \u6a21\u5f0f\u5141\u8bb8\u5728\u6e90\u7ad9\u77ed\u6682\u4e0d\u53ef\u7528\u65f6\u7ee7\u7eed\u8fd4\u56de\u8fc7\u671f\u4f46\u4ecd\u7136\u5b58\u5728\u7684\u5bf9\u8c61\u3002\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-vcl\">sub vcl_backend_response { set beresp.grace = 1h; }\n<\/code><\/pre>\n<p>Saint \u6a21\u5f0f\u5219\u5728\u6e90\u7ad9\u8fde\u7eed\u8fd4\u56de 5xx \u65f6\u628a\u8be5 Backend \u6682\u65f6\u62c9\u9ed1\uff0c\u907f\u514d\u96ea\u5d29\u3002\u4e24\u8005\u7ec4\u5408\u540e\u5373\u4fbf\u540e\u7aef\u5e94\u7528\u5c42\u91cd\u542f\uff0c\u524d\u7aef\u7528\u6237\u611f\u77e5\u901a\u5e38\u4ecd\u80fd\u7ef4\u6301\u9ad8\u53ef\u7528\u3002\u5efa\u8bae\u5b9a\u671f\u6a21\u62df\u540e\u7aef\u5b95\u673a 10 \u5206\u949f\uff0c\u770b\u7528\u6237\u4fa7\u662f\u5426\u4fdd\u6301\u65e0\u611f\u77e5\u3002<\/p>\n<h2>\u603b\u7ed3\u4e0e\u5efa\u8bae<\/h2>\n<p>\u81ea\u5efa Varnish \u53cd\u5411\u4ee3\u7406\u7f13\u5b58 \u7684\u6838\u5fc3\u662f&#8221;\u5728\u5e94\u7528\u524d\u9762\u52a0\u4e00\u5c42\u7cbe\u786e\u53ef\u63a7\u7684\u7f13\u5b58&#8221;\uff0c\u4e0d\u8981\u8bd5\u56fe\u628a\u5b83\u5f53\u4f5c\u4e07\u80fd\u52a0\u901f\u65b9\u6848\u3002\u5efa\u8bae\u4e2d\u5c0f\u56e2\u961f\u5148\u7528\u9ed8\u8ba4\u914d\u7f6e\u8dd1\u4e24\u5468\u89c2\u5bdf\u547d\u4e2d\u7387\uff0c\u518d\u9010\u6b65\u5f15\u5165 xkey\u3001Backend \u5065\u5eb7\u68c0\u67e5\u4e0e\u76d1\u63a7\u544a\u8b66\u3002\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u4f53\u91cf\u8f83\u5c0f\uff0c\u53ef\u4ee5\u628a Varnish \u4e0e\u5df2\u6709\u4e3b\u673a\u76f4\u63a5\u5408\u90e8\u7f72\u5728\u540c\u4e00\u53f0 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS<\/a>\uff1b\u5982\u679c\u4f53\u91cf\u8f83\u5927\uff0c\u53ef\u8003\u8651\u628a Varnish \u5355\u72ec\u90e8\u7f72\u5728\u5185\u5b58\u8f83\u591a\u7684\u670d\u52a1\u5668\u5e76\u901a\u8fc7\u5185\u7f51\u4e0e\u5e94\u7528\u901a\u4fe1\u3002\u6574\u4f53\u6765\u770b\uff0cVarnish \u9002\u5408\u4f5c\u4e3a\u5e94\u7528\u5c42\u4e0e CDN \u4e4b\u95f4\u7684\u4e8c\u7ea7\u7f13\u5b58\uff0c\u80fd\u5728\u8282\u7701\u8d39\u7528\u7684\u540c\u65f6\u663e\u8457\u964d\u4f4e P99 \u5ef6\u8fdf\u3002\u5bf9\u5e0c\u671b\u957f\u671f\u638c\u63a7\u8fb9\u7f18\u903b\u8f91\u7684\u56e2\u961f\uff0c\u628a Varnish \u4e0e\u76d1\u63a7\u544a\u8b66\u3001Grace \u6a21\u5f0f\u3001\u81ea\u52a8 Purge \u6d41\u7a0b\u7ec4\u5408\u5728\u4e00\u8d77\u540e\uff0c\u5f80\u5f80\u80fd\u62ff\u5230\u63a5\u8fd1\u5546\u4e1a CDN \u7684\u4f53\u9a8c\u3002\u65e5\u5e38\u8fd0\u7ef4\u4e2d\uff0c\u628a VCL \u6587\u4ef6\u7eb3\u5165 Git \u4ed3\u5e93\u3001\u628a\u547d\u4e2d\u7387\u6307\u6807\u63a5\u5165 Prometheus\u3001\u628a\u53d1\u5e03\u6d41\u6c34\u7ebf\u4e0e PURGE \u63a5\u53e3\u8054\u52a8\u8fd9\u4e09\u4ef6\u4e8b\u90fd\u505a\u5b8c\u540e\uff0c\u81ea\u5efa\u7f13\u5b58\u5c42\u5c31\u80fd\u50cf\u4e91\u670d\u52a1\u4e00\u6837\u7a33\u5b9a\u8fd0\u884c\u800c\u65e0\u9700\u6bcf\u5929\u4eba\u5de5\u7167\u770b\u3002\u6700\u540e\u518d\u6b21\u5efa\u8bae\uff1a\u628a Varnish \u5f53\u4f5c\u6574\u4f53\u52a0\u901f\u65b9\u6848\u7684\u4e00\u73af\u800c\u4e0d\u662f\u5168\u90e8\uff0c\u4e0e\u4e0a\u5c42 CDN\u3001\u4e0b\u5c42\u5e94\u7528\u7f13\u5b58\u534f\u540c\u63a8\u8350\u624d\u80fd\u62ff\u5230\u6700\u4f73\u6548\u679c\uff0c\u5982\u679c\u4f60\u9700\u8981\u66f4\u53ef\u63a7\u7684\u8fb9\u7f18\u903b\u8f91\u4e5f\u53ef\u4ee5\u8003\u8651\u5728 Varnish \u4e4b\u4e0a\u53e0\u52a0\u81ea\u7814\u7f51\u5173\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6559\u4f60\u5982\u4f55\u5728\u81ea\u6709\u670d\u52a1\u5668\u4e0a\u90e8\u7f72 Varnish \u53cd\u5411\u4ee3\u7406\u7f13\u5b58\uff0c\u8986\u76d6 VCL \u57fa\u7840\u8bed\u6cd5\u3001TLS \u7ec8\u7ed3\u3001Backend \u5065\u5eb7\u68c0\u67e5\u3001PURGE 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