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<tt>Hello Rik,<br>
<br>
So OpenSIPS generates a new INVITE with credentials (as a result
of the uac_auth() ), but this is also rejected ?<br>
<br>
Regards,<br>
</tt>
<pre class="moz-signature" cols="72">Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
<a class="moz-txt-link-freetext" href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a></pre>
<br>
On 10/31/2013 11:46 AM, Rik Broers wrote:
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<div class="WordSection1">
<p class="MsoNormal">Hi,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">I’m trying to use the
uac_auth() function to add Authorization to my invite after
I received a 401 Unauthorized.
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I call the function in
the failure route and according to Debug the authorization
header is inserted. I also see this in a trace.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">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.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I’m filling the
credentials with a modparam not with AVP.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">In DBG I see this: </span><span
style="font-size: 9pt; font-family: "Lucida
Console";" lang="EN-US">DBG:uac_auth:build_authorization_hdr:
hdr is <Authorization: Digest username="**", realm="**",
nonce="31d5b0d9", uri="***;user=phone",
response="ea344343187f27c668be8fdc3acf8c5a",
algorithm=MD5#015#012><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">So it seems to match
correctly.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I’m authenticating
against Asterisk. And my failure route looks like this:<o:p></o:p></span></p>
<p class="MsoNormal" style=""><span style="font-size: 9pt;
font-family: "Lucida Console";" lang="EN-US">failure_route<span
style="color: rgb(0, 187, 0);">[FailPBX]</span>{<span
style="color: black; background: none repeat scroll 0% 0%
black;"><o:p></o:p></span></span></p>
<p class="MsoNormal" style=""><span style="font-size: 9pt;
font-family: "Lucida Console";" lang="EN-US">
xlog("Im in failpbx route")<span style="color: aqua;">;</span><span
style="color: black; background: none repeat scroll 0% 0%
black;"><o:p></o:p></span></span></p>
<p class="MsoNormal" style=""><span style="font-size: 9pt;
font-family: "Lucida Console";" lang="EN-US">
uac_auth()<span style="color: aqua;">;</span><span
style="color: black; background: none repeat scroll 0% 0%
black;"><o:p></o:p></span></span></p>
<p class="MsoNormal" style=""><span style="font-size: 9pt;
font-family: "Lucida Console";" lang="EN-US">
t_on_failure("FailPBX")<span style="color: aqua;">;</span><span
style="color: black; background: none repeat scroll 0% 0%
black;"><o:p></o:p></span></span></p>
<p class="MsoNormal" style=""><span style="font-size: 9pt;
font-family: "Lucida Console";" lang="EN-US">
</span><span style="font-size: 9pt; font-family: "Lucida
Console";">t_relay()<span style="color: aqua;">;</span><span
style="color: black; background: none repeat scroll 0% 0%
black;"><o:p></o:p></span></span></p>
<p class="MsoNormal"><span style="font-size: 9pt; font-family:
"Lucida Console";">}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size: 9pt; font-family:
"Lucida Console";"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">What happens is the
following<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-> Invite<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><- 100 Giving a try<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><- 401 Unauthorized
(Unique nonce 1)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-> ACK<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-> invite with
authorization header (unique Nonce 1)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><- 100 Giving a try<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><- 401 Unauthorized
(Unique nonce 2)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-> invite with
authorization header (unique Nonce 2)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">….. and so on until </span><span
style="font-size: 9pt; font-family: "Lucida
Console";" lang="EN-US">ERROR:tm:add_uac: maximum
number of branches exceeded.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Only thing left for me
now is to verify that the Digest calculated is correct.
<b>How can I do this?</b> What functions should I use on
linux..<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Below my authorization
challenge.<o:p></o:p></span></p>
<p class="MsoNormal"><span style=""><img id="Picture_x0020_5"
src="cid:part1.09090806.08020704@opensips.org" height="31"
width="641"></span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Or are there any other
things I’m missing?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Im using </span><span
style="font-size: 9pt; font-family: "Lucida
Console";" lang="EN-US">NOTICE:core:main: version:
opensips 1.10.0-notls (x86_64/linux)</span><span
lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="">Met vriendelijke groet,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="">Regards,</span><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<table class="MsoNormalTable" style="border-collapse: collapse;"
border="0" cellpadding="0" cellspacing="0">
<tbody>
<tr>
<td style="width: 529.15pt; padding: 0cm;" valign="top"
width="706">
<p class="MsoNormal" style="line-height: 105%;"><b><span
style="font-size: 10pt; line-height: 105%;
font-family: "Trebuchet
MS","sans-serif"; color: rgb(161,
195, 31);" lang="EN-US">Rik Broers<o:p></o:p></span></b></p>
<p class="MsoNormal" style="line-height: 105%;"><b><i><span
style="font-size: 8pt; line-height: 105%;
font-family: "Trebuchet
MS","sans-serif";" lang="EN-US">Voice
Engineer</span></i></b><b><i><span
style="font-size: 8pt; line-height: 105%;
font-family:
"Verdana","sans-serif";"
lang="EN-US"><o:p></o:p></span></i></b></p>
</td>
</tr>
</tbody>
</table>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
</div>
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