Solution to remote User IP problem in Nginx + tomcat cluster

Reprint: http://pengranxiang.iteye.com/blog/1450558

Nginx + tomcat cluster deployment, back-end Tomcat needs to obtain the user's IP, at this time through

Java code

1. REQUEST.GETREMOTEADDR ()

Always get the intranet address of Nginx

Because the user requests after Nginx,nginx forward the request to Tomcat, Tomcat always obtains the Nginx IP.

If you need to get real User IP, you need to do some configuration on Nginx.

Location/Down settings
Proxy_set_header X-real-ip $remote _addr;
Proxy_set_header Host $host;
Restart Nginx.

Java code to get the real IP from the request header

Java code

1. Request.getheader ("X-real-ip")

The above describes the Nginx + Tomcat cluster to obtain the remote User IP problem resolution, including the content, I hope that the PHP tutorial interested in a friend helpful.

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