nginx的三种反向代理方式你都知道么

worker_processes  1;

events {

    worker_connections  1024;

}

http {

    charset utf-8;

    include       mime.types;

    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '

                      '$status $body_bytes_sent "$http_referer" '

                      '"$http_user_agent" "$http_x_forwarded_for"';

    # log_format  main  'remote_addr=$remote_addr:$remote_port, http_x_forwarded_for=$http_x_forwarded_for, proxy_add_x_forwarded_for=$proxy_add_x_forwarded_for ';

    access_log  logs/access_format.log  main;

    sendfile        on;

    #tcp_nopush     on;

    #keepalive_timeout  0;

    keepalive_timeout  65;

    #gzip  on

    # 原始server

    server {

        listen       80;

        server_name  localhost;

        location / {

            root   html;

            index  index.html index.htm;

        }

    }

    # 引入自定义的server配置

    include my-proxy-server.conf;

}

########################################################################

# 基于端口代理

########################################################################

server {

    listen       81;

    server_name  localhost;

    location / {

        proxy_pass http://192.168.0.153:9091;

        proxy_redirect default;

    }

    location = /50x.html {

        root   html;

    }

}

server {

    listen       82;

    server_name  localhost;

    location / {

        proxy_pass http://git.itplh.com;

        proxy_redirect default;

    }

    location = /50x.html {

        root   html;

    }

}

########################################################################

# 基于域名代理 + gitlocal负载均衡

########################################################################

upstream gitlocal{

  server 192.168.0.153:9091;

  server 192.168.0.154:9091;

  server 192.168.0.155:9091;

}

upstream gitbj{

  server git.itplh.con;

}

server {

    listen       80;

    server_name  gitlocal.com;

    location / {

        proxy_pass http://gitlocal;

        proxy_redirect default;

    }

    location = /50x.html {

        root   html;

    }

}

server {

    listen       80;

    server_name  gitbj.com;

    location / {

        proxy_pass http://gitbj;

        proxy_redirect default;

    }

    location = /50x.html {

        root   html;

    }

}