worker_processes 4;
error_log logs/error.log;
events {
  worker_connections 1024;
}
http {
  include    mime.types;
  default_type application/octet-stream;
  sendfile    on;
  keepalive_timeout 65;

gzip on;
gzip_min_length 1k;
gzip_buffers 16 64k;
gzip_http_version 1.1;
gzip_comp_level 6;
gzip_types text/plain application/x-javascript text/css application/xml application/javascript;
gzip_vary on;

  #指向項目一
  upstream backend1 {
    server 192.168.1:8081;
  }
  #指向項目二
  upstream backend2{
    192.168.1.1:8082;
  }
  proxy_cache_path /tmp/cache levels=1:2 keys_zone=cache:128m inactive=1d max_size=1G;
  include vhosts/*;
}

worker_processes 2;
events {
  worker_connections 1024;
}
http {
  include    mime.types;
  default_type application/octet-stream;
  access_log /home/nginx_log/reverse_proxy_no1_access.log;
  sendfile    on;
  keepalive_timeout 65;
  upstream backend1 {
    #server 192.168.1.1:8181;
  server 192.168.1.1:8081;
  }
  upstream backend2 {
    #server 192.168.1.1:8082;
  server 192.168.1.1:8082;
  }
  proxy_cache_path /tmp/cache levels=1:2 keys_zone=cache:128m inactive=30m max_size=1G;
  server {
    listen    8081;
    server_name h5.xxxx.com;

    location / {
        proxy_pass http://backend1;
      #Proxy Settings
        proxy_redirect   off;
       proxy_set_header  Host       $host;
      proxy_set_header  X-Real-IP    $remote_addr;
      proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
      proxy_next_upstream error timeout invalid_header http_500 http_502 http_503 http_504;
      proxy_max_temp_file_size 0;
      proxy_connect_timeout   90;
      proxy_send_timeout     90;
      proxy_read_timeout     90;
      proxy_buffer_size     4k;
      proxy_buffers       4 32k;
      proxy_busy_buffers_size  64k;
      proxy_temp_file_write_size 64k;
    add_header Nginx-Res "http://backend1";
    }

    location ~ ^/(h5)(.*)$ { 
       proxy_pass http://backend2;
       proxy_redirect off;
       proxy_set_header Host $host;
       proxy_cache cache;
       proxy_cache_valid 200 302 1d;
       proxy_cache_valid 301 1d;
       proxy_cache_valid any 1m;
       expires 1h;
     add_header Nginx-Res "http://backend2";
       proxy_ignore_headers "Cache-Control" "Expires" "Set-Cookie";
       add_header Nginx-Cache "$upstream_cache_status";
     }

    
    error_page  500 502 503 504 /50x.html;
    location = /50x.html {
      root  html;
    }
  location ~ .*\.(gif|jpg|png|css|js|ico)(.*) {
       proxy_pass http://backend1;
       proxy_redirect off;
       proxy_set_header Host $host;
       proxy_cache cache;
       proxy_cache_valid 200 302 30d;
       proxy_cache_valid 301 1d;
       proxy_cache_valid any 1m;
       expires 30d;
       proxy_ignore_headers "Cache-Control" "Expires" "Set-Cookie";
     add_header Nginx-Res "http://backend1";
       add_header Nginx-Cache "$upstream_cache_status";
    }