[SR-Users] Regular exepression issue in permissions module

Paulo Ferreira paulo.ferreira at fccn.pt
Fri Feb 9 14:19:20 CET 2018

On Fri, 2018-02-09 at 13:36 +0100, Daniel-Constantin Mierla wrote:
> Hello,
> On 09.02.18 12:25, Paulo Ferreira wrote:
> > Hi list,
> > I'm testing permissions module with kamailio 5.1.1 and I was
> > struggling
> > with regular expressions in trusted requests part of module.
> > 
> > I noticed that 9[0-9]{4} doesn't work as expected so I had to
> > change it
> > for 9[0-9][0-9][0-9][0-9] to work.
> > 
> > Is it supposed to be like that? 
> > 
> > Is there other way in this module to simplify the expression since
> > it
> > is not accepting the POSIX way?
> > 
> it should be postfix regexp, at a matter of fact, the input is passed
> to
> the regexp implementation in libc, it is not written from scratch by
> kamailio. I have seen in the past some situations that a regexp
> didn't
> work as expect on various versions of operating systems.
> Can you try and see if 9([0-9]){4} works?

I tried and didn't work.

> Otherwise, try with debug=3 in kamailio.cfg and see if you can spot
> some
> useful debug messages.

I tried before attempting to discover what was wrong with the
expression and no useful messages regarding this.


> Cheers,
> Daniel
Paulo Ferreira
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