配置文件【四层代理】

nginx

四层代理

_{nginx 在1.9 版本后开始支持 4层代理}

user  nginx;
worker_processes  1;
 
events {
    worker_connections  1024;
}
stream {
        log_format main '$remote_addr [$time_local] '
             '$protocol $status $bytes_sent $bytes_received '
             '$session_time "$upstream_addr" '
             '"$upstream_bytes_sent" "$upstream_bytes_received" "$upstream_connect_time"';
        upstream mysql {
                server 172.16.100.10:3306 weight=1 max_fails=3 fail_timeout=30s;
                server 172.16.100.11:3306 weight=1 max_fails=3 fail_timeout=30s;
                server 172.16.100.12:3306 weight=1 max_fails=3 fail_timeout=30s;
        }
        server {
                listen 3306;
                proxy_connect_timeout 2s;
                proxy_timeout 900s;
                proxy_pass mysql;
                access_log  /dev/stdout main;
          }
}