"ngx.var.remote_addr" have different value when retrive it twice in lua

[杨秉武]

I guess that the question is about the lua variable scope rather than nginx.
you should give the simplest lua script to reproduce the question in the
mail.

About lua variable scope, you can take a look at this
<https://github.com/openresty/lua-nginx-module#lua-variable-scope> writen
by agentzh:)

2016-08-11 15:04 GMT+08:00 石磊 <shilei at qiyi.com>:

> Hi,
>
>
>
> I am using nginx 1.4, and I did fetch the "ngx.var.remote_addr" more than
> once in lua script, but strange thing is sometimes I will get different
> “$remote_addr” in different line in the same lua script file.
>
> Some more information:
>
> 1.       I hook the lua script at rewrite_by_lua_file stage
>
> 2.       This happens when the client has more than one ip address with
> different Operators.
>
> 3.       The “remote_addr” I got are the ip addresses the client have
> from different Operators.
>
>
>
> I want to know how this happen, it is by design that the “$remote_addr”
> could be changed for a http request?
>
>
>
> Thanks!
>
>
>
> *石  磊*
>
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