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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 lang="EN-US" style="font-size:9.0pt;font-family:"Lucida Console"">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="text-autospace:none"><span lang="EN-US" style="font-size:9.0pt;font-family:"Lucida Console"">failure_route<span style="color:#00BB00">[FailPBX]</span>{<span style="color:black;background:black;mso-highlight:black"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.0pt;font-family:"Lucida Console""> xlog("Im in failpbx route")<span style="color:aqua">;</span><span style="color:black;background:black;mso-highlight:black"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.0pt;font-family:"Lucida Console""> uac_auth()<span style="color:aqua">;</span><span style="color:black;background:black;mso-highlight:black"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.0pt;font-family:"Lucida Console""> t_on_failure("FailPBX")<span style="color:aqua">;</span><span style="color:black;background:black;mso-highlight:black"><o:p></o:p></span></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size:9.0pt;font-family:"Lucida Console"">
</span><span style="font-size:9.0pt;font-family:"Lucida Console"">t_relay()<span style="color:aqua">;</span><span style="color:black;background:black;mso-highlight:black"><o:p></o:p></span></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;font-family:"Lucida Console"">}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:9.0pt;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 lang="EN-US" style="font-size:9.0pt;font-family:"Lucida Console"">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="mso-fareast-language:NL"><img width="641" height="31" id="Picture_x0020_5" src="cid:image005.png@01CED624.F2FC22A0"></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 lang="EN-US" style="font-size:9.0pt;font-family:"Lucida Console"">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="mso-fareast-language:NL">Met vriendelijke groet,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:NL">Regards,</span><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="line-height:105%"><b><span lang="EN-US" style="font-size:10.0pt;line-height:105%;font-family:"Trebuchet MS","sans-serif";color:#A1C31F;mso-fareast-language:NL">Rik Broers<o:p></o:p></span></b></p>
<p class="MsoNormal" style="line-height:105%"><b><i><span lang="EN-US" style="font-size:8.0pt;line-height:105%;font-family:"Trebuchet MS","sans-serif";mso-fareast-language:NL">Voice Engineer</span></i></b><b><i><span lang="EN-US" style="font-size:8.0pt;line-height:105%;font-family:"Verdana","sans-serif";mso-fareast-language:NL"><o:p></o:p></span></i></b></p>
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<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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