varnish安装配置

最新推荐文章于 2023-06-13 21:34:13 发布

gaoshan8008

最新推荐文章于 2023-06-13 21:34:13 发布

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分类专栏： varnish php linux 服务器

本文链接：https://blog.youkuaiyun.com/gaoshan8008/article/details/8642995

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1.安装需要用到的包,历史教训告诉我一定要装稳定版本，要不有些东西不能用
<pre>
    automake
    autoconf
    libtool
    ncurses-devel
    libxslt
    groff
    pcre-devel
    pkgconfig
yum -y install automake autoconf libtool ncurses-devel libxslt groff pcre-devel pkgconfig
</pre>
2.安装varnish
<pre>
cd varnish-cache
sh autogen.sh
sh configure
make
make install
</pre>
3.配置文件
<pre>
#This is a basic VCL configuration file for varnish. See the vcl(7)
#man page for details on VCL syntax and semantics.

#Default backend definition. Set this to point to your content
#server.

backend server1 {
     .host = "10.218.31.77";
     .port = "80";
     .probe = {
         .url = "/";
         .interval = 5s;
         .timeout = 1 s;
         .window = 5;
         .threshold = 3;
   }
}
backend server2 {
    .host = "10.218.31.88";
    .port ="80";
    .probe = {
         .url = "/";
         .interval = 5s;
         .timeout = 1 s;
         .window = 5;
         .threshold = 3;
   }
}
#director my_director round-robin {
director my_director random{
   {
          .backend = server1;
          .weight=2;
   }
   # server2
   {
           .backend = server2;
       .weight=1;
   }
}
acl local {
"localhost";
"127.0.0.1";
}
#Below is a commented-out copy of the default VCL logic. If you
#redefine any of these subroutines, the built-in logic will be
#appended to your code.

sub vcl_recv {
   set req.backend = my_director;
    if(req.request == "PURGE") {
       if (!client.ip ~ local) {
           error 405 "Not Allowed.";
           return (lookup);
        }
    }
   if (req.request == "GET" && req.url ~ "\.(jpg|png|gif|swf|jpeg|ico)$") {
        unset req.http.cookie;
        return (lookup);
    }

   if (req.url ~ "^/images") {
        unset req.http.cookie;
           return (lookup);
   }
      if (req.restarts == 0) {
   if (req.http.x-forwarded-for) {
        set req.http.X-Forwarded-For =
       req.http.X-Forwarded-For ", " client.ip;
   } else {
        set req.http.X-Forwarded-For = client.ip;
   }
      }
      if (req.request != "GET" &&
        req.request != "HEAD" &&
        req.request != "PUT" &&
        req.request != "POST" &&
        req.request != "TRACE" &&
        req.request != "OPTIONS" &&
        req.request != "DELETE") {
          /* Non-RFC2616 or CONNECT which is weird. */
          return (pipe);
      }
      if (req.request != "GET" && req.request != "HEAD") {
          /* We only deal with GET and HEAD by default */
          return (pass);
      }
      if (req.http.Authorization || req.http.Cookie) {
          /* Not cacheable by default */
          return (pass);
      }
      return (lookup);
}

sub vcl_pipe {
      # Note that only the first request to the backend will have
      # X-Forwarded-For set. If you use X-Forwarded-For and want to
      # have it set for all requests, make sure to have:
      # set bereq.http.connection = "close";
      # here. It is not set by default as it might break some broken web
      # applications, like IIS with NTLM authentication.
      return (pipe);
}

sub vcl_pass {
      return (pass);
}

sub vcl_hash {
      set req.hash += req.url;
      if (req.http.host) {
          set req.hash += req.http.host;
      } else {
          set req.hash += server.ip;
      }
      return (hash);
}

sub vcl_hit {
      if (!obj.cacheable) {
          return (pass);
      }
      return (deliver);
}

sub vcl_miss {
      return (fetch);
}

sub vcl_fetch {
      if (!beresp.cacheable) {
          return (pass);
      }
      if (beresp.http.Set-Cookie) {
          return (pass);
      }
      if(beresp.ttl < 120s){
         set beresp.ttl = 320s;
      }
      return (deliver);
}

sub vcl_deliver {
      return (deliver);
}

sub vcl_error {
      set obj.http.Content-Type = "text/html; charset=utf-8";
      synthetic {"
<?xml version="1.0" encoding="utf-8"?>
< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
   "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
    <head>
      <title>"} obj.status " " obj.response {"</title>
    </head>
    <body>
      <h1>Error "} obj.status " " obj.response {"</h1>
      <p>"} obj.response {"</p>
      <h3>Guru Meditation:</h3>
      <p>XID: "} req.xid {"</p>
      <hr />
      <p>Varnish cache server</p>
    </body>
</html>
"};
      return (deliver);
}

</pre>