java获取获取不到服务器ip nginx代理 tomcat

upstream tomcat.servers {
server 121.43.121.194:8080;
}

location / {
proxy_pass http://tomcat.servers;

  proxy_set_header   Host $host;    
  proxy_set_header   X-Real-IP       $remote_addr;   
  proxy_set_header   X-Forwarded-For $proxy_add_x_forwarded_for;

  }

配置得有问题吗,还有什么地方需要配置吗?

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