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1、安装varnish
| 1 2 3 4 | rpm -ivh http: //mirrors .opencas.cn /epel/epel-release-latest-7 .noarch.rpm yum install -y varnish systemctl start varnish systemctl enable varnish |
2、设置监听端口
| 1 2 | vim /etc/varnish/varnish .params VARNISH_LISTEN_PORT=6081 |
3、设置后端服务器
| 1 2 3 4 5 | vim /etc/varnish/default .vcl backend default { .host = "172.16.1.21" ; .port = "80" ; } |
4、配置VCL文件
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 | # # This is an example VCL file for Varnish. # # It does not do anything by default, delegating control to the # builtin VCL. The builtin VCL is called when there is no explicit # return statement. # # See the VCL chapters in the Users Guide at https://www.varnish-cache.org/docs/ # and https://www.varnish-cache.org/trac/wiki/VCLExamples for more examples. # Marker to tell the VCL compiler that this VCL has been adapted to the # new 4.0 format. vcl 4.0; # Default backend definition. Set this to point to your content server. backend default { .host = "127.0.0.1" ; .port = "80" ; } sub vcl_recv { # Happens before we check if we have this in cache already. # # Typically you clean up the request here, removing cookies you don't need, # rewriting the request, etc. if (req.url ~ "\.(php|asp|aspx|jsp|do|ashx|shtml)($|\?)" ) { return (pass); } if (req.url ~ "\.(css|js|html|htm|bmp|png|gif|jpg|jpeg|ico|gz|tgz|bz2|tbz|zip|rar|mp3|mp4|ogg|swf|flv)($|\?)" ) { unset req.http.cookie; return ( hash ); } 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.http.Cache-Control ~ "(?i)no-cache" ) { if (!(req.http.Via || req.http.User-Agent ~ "(?i)bot" || req.http.X-Purge)) { return (purge); } } if (req.method != "GET" && req.method != "HEAD" && req.method != "PUT" && req.method != "POST" && req.method != "TRACE" && req.method != "OPTIONS" && req.method != "PATCH" && req.method != "DELETE" ) { return (pipe); } if (req.method != "GET" && req.method != "HEAD" ) { return (pass); } if (req.http.Authorization) { return (pass); } if (req.http.Accept-Encoding) { if (req.url ~ "\.(bmp|png|gif|jpg|jpeg|ico|gz|tgz|bz2|tbz|zip|rar|mp3|mp4|ogg|swf|flv)$" ) { unset req.http.Accept-Encoding; } elseif (req.http.Accept-Encoding ~ "gzip" ) { set req.http.Accept-Encoding = "gzip" ; } elseif (req.http.Accept-Encoding ~ "deflate" ) { set req.http.Accept-Encoding = "deflate" ; } else { unset req.http.Accept-Encoding; } } if (req.http.Upgrade ~ "(?i)websocket" ) { return (pipe); } if (req.http.x-pipe && req.restarts > 0) { unset req.http.x-pipe; return (pipe); } return ( hash ); } sub vcl_pipe { if (req.http.upgrade) { set bereq.http.upgrade = req.http.upgrade; } return (pipe); } sub vcl_pass { if (req.method == "PURGE" ) { return (synth(502, "PURGE on a passed object." )); } } sub vcl_hash { hash_data(req.url); if (req.http.host) { hash_data(req.http.host); } else { hash_data(server.ip); } if (req.http.Cookie) { hash_data(req.http.Cookie); } if (req.http.Accept-Encoding ~ "gzip" ) { hash_data( "gzip" ); } elseif (req.http.Accept-Encoding ~ "deflate" ) { hash_data( "deflate" ); } } sub vcl_hit { if (req.method == "PURGE" ) { return (synth(200, "Purged." )); } if (obj.ttl >= 0s) { return (deliver); } return (deliver); } sub vcl_miss { if (req.method == "PURGE" ) { return (synth(404, "Purged." )); } return (fetch); } sub vcl_backend_response { # Happens after we have read the response headers from the backend. # # Here you clean the response headers, removing silly Set-Cookie headers # and other mistakes your backend does. } sub vcl_purge { if (req.method != "PURGE" ) { set req.http.X-Purge = "Yes" ; return (restart); } } #设置检查是否命中X-Cache sub vcl_deliver { if (obj.hits > 0) { set resp.http.X-Cache = "HIT" ; } else { set resp.http.X-Cache = "MISS" ; } unset resp.http.X-Powered-By; unset resp.http.Server; unset resp.http.Via; unset resp.http.X-Varnish; unset resp.http.Age; } |
5、使用chrome浏览器是否命中
参考博文：http://sofar.blog.51cto.com/353572/1653683/
本文转自1321385590 51CTO博客，原文链接：http://blog.51cto.com/linux10000/1747881，如需转载请自行联系原作者