[SR-Users] contact issue on kamailio with sipml/jssip over wss

[Daniel-Constantin Mierla]

Hello,

iirc, set_contact_alias() is not checking the source IP and contact address.

Cheers,
Daniel


On 29.06.17 02:24, David Villasmil wrote:
> Hello guys,
>
> Nevermind, i changed 
>
> add_contact_alias()
>
> for
>
> add_rcv_param()
>
> And kamailio seems happy now, still testing, though.
>
>
> thanks!
> ᐧ
>
> Regards,
>
> David Villasmil
> email: david.villasmil.work at gmail.com
> <mailto:david.villasmil.work at gmail.com>
> phone: +34669448337
>
> On Thu, Jun 29, 2017 at 2:06 AM, David Villasmil
> <david.villasmil.work at gmail.com
> <mailto:david.villasmil.work at gmail.com>> wrote:
>
>     Hello guys,
>
>     So i've setup kamailio 5 with wss. Registration goes ok, but when
>     trying to call, SIPML as well as jsSIP send garbage as Contact
>     header, something like:
>
>     Contact:
>     <sip:0ku6du26 at 7j65fcf53i2k.invalid;transport=ws>;reg-id=1;+sip.instance="<urn:uuid:8b49ac42-2039-4122-9f5b-6f4e9f471f52>";expires=600
>
>     so when it passes through:
>
>     if (is_method("REGISTER")) {
>     fix_nated_register();
>     } else {
>     if (!add_contact_alias()) {
>     xlog("L_ERR", "Error aliasing contact <$ct>\n");
>     sl_send_reply("400", "Bad Request");
>     exit;
>     }
>     }
>
>     (taken from several examples i've found around)
>
>     add_contact_alias() fails because it tries to find whether the ip
>     address in the contact header is different from the received ip,
>     and if not, it adds the received ip as a parameter... so the call
>     doesn't work...
>
>     I assume there's a way around this, can anyone help?
>
>
>     Regards,
>
>     David Villasmil
>     email: david.villasmil.work at gmail.com
>     <mailto:david.villasmil.work at gmail.com>
>     phone: +34669448337 <tel:+34%20669%2044%2083%2037>
>     ᐧ
>
>
>
>
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-- 
Daniel-Constantin Mierla
www.twitter.com/miconda -- www.linkedin.com/in/miconda
Kamailio Advanced Training - www.asipto.com
Kamailio World Conference - www.kamailioworld.com

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