【nginx】经ngxin转发后，java获取客户端IP不正确配

经过nginx 转发后，java无法获取正确IP，需要调整nginx 配置

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;