[OpenSIPS-Users] uac_auth

[Bogdan-Andrei Iancu]

Hello Rik,

So OpenSIPS generates a new INVITE with credentials (as a result of the
uac_auth() ), but this is also rejected ?

Regards,

Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
http://www.opensips-solutions.com


On 10/31/2013 11:46 AM, Rik Broers wrote:
>
> Hi,
>
>  
>
> I'm trying to use the uac_auth() function to add Authorization to my
> invite after I received a 401 Unauthorized.
>
> I call the function in the failure route and according to Debug the
> authorization header is inserted. I also see this in a trace.
>
> Unfortunately I haven't been able to authorize successfully, double
> checked everything and also tried with phones to ensure the
> credentials are correct and my asterisk is working.
>
> I'm filling the credentials with a modparam not with AVP.
>
>  
>
> In DBG I see this: DBG:uac_auth:build_authorization_hdr: hdr is
> <Authorization: Digest username="**", realm="**", nonce="31d5b0d9",
> uri="***;user=phone", response="ea344343187f27c668be8fdc3acf8c5a",
> algorithm=MD5#015#012>
>
> So it seems to match correctly.
>
>  
>
> I'm authenticating against Asterisk. And my failure route looks like this:
>
> failure_route[FailPBX]{
>
>         xlog("Im in failpbx route");
>
>         uac_auth();
>
>         t_on_failure("FailPBX");
>
>         t_relay();
>
> }
>
>  
>
> What happens is the following
>
> -> Invite
>
> <- 100 Giving a try
>
> <- 401 Unauthorized (Unique nonce 1)
>
> -> ACK
>
> -> invite with authorization header (unique Nonce 1)
>
> <- 100 Giving a try
>
> <- 401 Unauthorized (Unique nonce 2)
>
> -> invite with authorization header (unique Nonce 2)
>
> ..... and so on until ERROR:tm:add_uac: maximum number of branches
> exceeded.
>
>  
>
>  
>
> Only thing left for me now is to verify that the Digest calculated is
> correct. *How can I do this?* What functions should I use on linux..
>
> Below my authorization challenge.
>
>  
>
> Or are there any other things I'm missing?
>
> Im using NOTICE:core:main: version: opensips 1.10.0-notls (x86_64/linux)
>
>  
>
>  
>
> Met vriendelijke groet,
>
> Regards,
>
>  
>
> *Rik Broers*
>
> */Voice Engineer/**//*
>
>  
>
>
> _______________________________________________
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> Users at lists.opensips.org
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