Nginx四层代理

Nginx支持四层代理

http://nginx.org/en/docs/stream/ngx_stream_core_module.html

该ngx_stream_core_module模块自1.9.0版开始可用。默认情况下，此模块不构建，应使用配置参数启用 --with-stream 。

[root@linux-node1 src]# tar xf nginx-1.10.3.tar.gz 
[root@linux-node1 src]# cd nginx-1.10.3
[root@linux-node1 nginx-1.10.3]# useradd -s /sbin/nologin -M www
[root@linux-node1 nginx-1.10.3]# yum install gcc gcc-c++ zlib-devel pcre-devel openssl openssl-devel -y
[root@linux-node1 nginx-1.10.3]# ./configure --prefix=/usr/local/nginx-1.10.3 --user=www --group=www --with-http_ssl_module --with-http_stub_status_module --with-file-aio --with-stream
[root@linux-node1 nginx-1.10.3]# make && make install 

配置文件
worker_processes  1;
events {
    worker_connections  1024;
}
stream {  
        upstream tcp_proxy {
        hash $remote_addr consistent;  #远程地址做个hash
        server 192.168.230:131:22;
   }
      server {
        listen 2222;
        proxy_connect_timeout 1s;
        proxy_timeout 10s;  #后端连接超时时间
        proxy_pass tcp_proxy;
     }
  }

  
  [root@linux-node1 conf]# /usr/local/nginx-1.10.3/sbin/nginx 
  
  [root@linux-node1 conf]# netstat -ntpl|grep 2222
tcp        0      0 0.0.0.0:2222            0.0.0.0:*               LISTEN      12045/nginx: master 




[root@linux-node1 conf]# ssh -p 2222 root@192.168.230.130
root@192.168.230.130's password: 
Last login: Sat Apr  8 22:32:14 2017 from linux-node1
[root@linux-node2 ~]# ls
anaconda-ks.cfg  hello.py