On Mon, Jan 2, 2012 at 11:40 PM, Karoly Negyesi <chx1975@gmail.com> wrote:
> Hi,
>
> Nginx provides the value of the cookie "foo" in $cookie_foo . Is it
> possible to read "foo" from the URL? In PHP you would use two dollar
> signs for this kind of indirection.
>

Well, it is trivial with ngx_lua's set_by_lua config directive:

location /blah {
set_by_lua $arg_value
'local arg_name = ngx.var.cookie_foo
return ngx.var["arg_" .. arg_name]';

# reference $arg_value in later phase config directives here...
}

See the documentation for details:

http://wiki.nginx.org/HttpLuaModule#set_by_lua

Regards,
-agentzh

_______________________________________________
nginx mailing list
nginx@nginx.org
http://mailman.nginx.org/mailman/listinfo/nginx