nginx静态页面镜像

user  root;
worker_processes  4;

#error_log  logs/error.log;
#error_log  logs/error.log  notice;
#error_log  logs/error.log  info;

#pid        logs/nginx.pid;


worker_rlimit_nofile 327680;
events {
    worker_connections  327680;
    use epoll;
}


http {
    include       mime.types;
    default_type  application/octet-stream;

 log_format main '$remote_addr - $remote_user $time_local "$request_method http://$host$request_uri HTTP/1.1" $status $bytes_sent "$http_referer" "$http_user_agent" TCP_HIT:NONE $request_time';
 log_format miss '$remote_addr - $remote_user $time_local "$request_method http://$host$request_uri HTTP/1.1" $status $bytes_sent "$http_referer" "$http_user_agent" TCP_MISS:NONE $request_time';
    access_log  logs/access.log  main;

    sendfile        on;
    tcp_nopush     on;
    client_max_body_size 2g; //客户post请求所能上传的文件大小的限制，限制content-length字段
    #keepalive_timeout  0;
    keepalive_timeout  30;
    limit_zone   one  $binary_remote_addr  10m;

    gzip  on;
    gzip_static on;
    gzip_http_version 1.1;
    gzip_min_length  1k;
    gzip_buffers     4 16k;
    gzip_proxied any;
    gzip_comp_level 5;
    gzip_disable        "MSIE [1-6]\.";
    gzip_types       text/plain application/x-javascript text/css application/xml;
    server_names_hash_bucket_size  128;
    client_header_buffer_size 128k;
    large_client_header_buffers 4 128k;
    resolver localdns.com;
    resolver_timeout 10;

　　 proxy_temp_path   /home/cache_nginx/temp;
　　 proxy_cache_path  /home/cache_nginx/cache levels=1:2   keys_zone=cache_one:500m inactive=100d max_size=80g;
    upstream www_test_com {
        server 10.1.1.1:80; //源站ip，端口
    }
    server {
        listen       80;
        server_name  www.test.com; //对此域名做反向代理
        if ($host ~ [0-9]$) {
                return 403;
        }
        location / {
            proxy_temp_path      /home/temp;    //缓存大请求的，比如客户的大post请求
            root   /home/cache/www.test.com;    //跟目录，其实是缓存下来的镜像文件
            index  index.html index.htm;
            expires 8640000s;
        error_page           404 = /fetch$uri;   //当根目录下没有请求的内容时 去请求/fetch 其实是去访问源站
        }
        location /fetch {
                internal;
                proxy_pass          http://www_test_com;   //访问代表源站的upstream
                proxy_set_header Host $proxy_host;　　　　　　//访问源站添加头信息 Host：www.test.com
                proxy_store          on;　　　　　　　　　　　　//存储缓存下来的文件，on代表root或者alias代表的路径
                proxy_store_access   user:rw  group:rw  all:rw; //缓存的文件属性
                alias                /home/cache/www.test.com;
     }
}



}

 通过以上配置 如果访问http://www.test.com/  会返回403，这是因为访问的是主页，/home/cache/www.test.com下还没有index.html或者index.htm. 所以应该先通过访问http://www.test.com/index.html，将index.html缓存下来就可以用http://www.test.com/访问了，以后首次访问的文件因为都没缓存到镜像目录里，会是404,这里配置404去访问源站，访问一次就缓存到镜像目录了。