nginx通过四层代理实现端口转发的示例代码

[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

worker_processes  1;
events {
    worker_connections  1024;
}
stream {
        upstream tcp_proxy {
        hash $remote_addr consistent;  #远程地址做个hash
        server 192.168.10.4:22;
   }
      server {
        listen 2222;
        proxy_connect_timeout 1s;
        proxy_timeout 10s;  #后端连接超时时间
        proxy_pass tcp_proxy;
     }
  }

[root@7-3 nginx]$ssh -p 2222 root@192.168.10.5
The authenticity of host '[192.168.10.5]:2222 ([192.168.10.5]:2222)' can't be established.
ECDSA key fingerprint is 05:2f:63:e9:87:be:b4:44:d3:d7:77:a0:52:e0:4f:2f.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '[192.168.10.5]:2222' (ECDSA) to the list of known hosts.
root@192.168.10.5's password:
Last login: Wed Nov  7 15:24:33 2018 from 192.168.10.1
[root@7-2 ~]$hostname -I
192.168.10.4

worker_processes  1;
events {
    worker_connections  1024;
}
stream {
        upstream tcp_proxy {
        hash $remote_addr consistent;  #远程地址做个hash
        server 192.168.10.4:3306;
   }
      server {
        listen 3306;
        proxy_connect_timeout 1s;
       # proxy_timeout 10s;  #后端连接超时时间
        proxy_pass tcp_proxy;
     }
  }