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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">the „-w“ parameter is meant for specifying the working directory. Usually the system specific init scipts are setup in a way to allow Kamailio to write to a proper directory where it
is can place files.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">So, it can be flexible configured as necessary. About code extensions – have not looked into that particular function right now, but pull requests can be always created and will be reviewed
by the developers.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">Cheers,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">Henning<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">-- <o:p>
</o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">Henning Westerholt –
</span><span style="mso-fareast-language:EN-US"><a href="https://skalatan.de/blog/"><span lang="EN-GB" style="color:#0563C1">https://skalatan.de/blog/</span></a></span><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US">Kamailio services –
</span><span style="mso-fareast-language:EN-US"><a href="https://gilawa.com/"><span lang="EN-GB" style="color:#0563C1">https://gilawa.com</span></a></span><span style="mso-fareast-language:EN-US">
<span lang="EN-GB"><o:p></o:p></span></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><b>From:</b> sr-users <sr-users-bounces@lists.kamailio.org>
<b>On Behalf Of </b>Leonid Fainshtein<br>
<b>Sent:</b> Wednesday, September 30, 2020 6:01 PM<br>
<b>To:</b> Kamailio (SER) - Users Mailing List <sr-users@lists.kamailio.org><br>
<b>Subject:</b> Re: [SR-Users] Kamailio fails to start when tls module parameter 'config' contains a folder name<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Arial",sans-serif">Actually, it is possible to use the libc 'P_tmpdir' macro in order to get the temporary folder name.<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt">Best regards,<br>
Leonid Fainshtein<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt">On Wed, Sep 30, 2020 at 6:35 PM Leonid Fainshtein <<a href="mailto:leonid.fainshtein@xorcom.com" target="_blank">leonid.fainshtein@xorcom.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Arial",sans-serif">Hi,<br clear="all">
<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Arial",sans-serif">I am using Kamailio 5.4.1 installed from the packages on Ubuntu 18.04.<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Arial",sans-serif">When I define 'modparam("tls", "config", "<folder>")', Kamailio fails to start:<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Arial",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Courier New";color:black">ERROR: tls [tls_config.c:418]: tls_load_config(): cannot make tmp file configrcCczj
</span><span style="font-family:"Courier New""><br>
ERROR: <core> [core/sr_module.c:849]: init_mod(): Error while initializing module tls (/usr/lib/x86_64-linux-gnu/kamailio/modules/tls.so)
<br>
<br>
</span><span class="gmaildefault"><span style="font-family:"Arial",sans-serif">I checked the
</span></span>tls_load_config()<span class="gmaildefault"><span style="font-family:"Arial",sans-serif"> function and found that when a folder is defined in the 'config' parameter, the function tries to open a temporary file in the working directory. I believe that
the working directory at that point is the folder where Kamailio was started: /usr/sbin.</span></span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span class="gmaildefault"><span style="font-family:"Arial",sans-serif">I succeeded to launch Kamailio in two ways:</span></span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Arial",sans-serif">Method 1<span class="gmaildefault">: </span> copy
<span class="gmaildefault">'</span>kamailio<span class="gmaildefault">'</span> to /tmp and modify
</span>kamalio.service<span style="font-family:"Arial",sans-serif"> accordingly<span class="gmaildefault">. This experiment result made me think that the working folder is the folder where kamailio is started.</span></span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span class="gmaildefault"><span style="font-family:"Arial",sans-serif">Method 2: add Kamailio command line parameter "-w /tmp"</span></span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span class="gmaildefault"><span style="font-family:"Arial",sans-serif">(I also tried to define the Systemd 'WorkingDirectory' parameter but it didn't have any effect.)</span></span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span class="gmaildefault"><span style="font-family:"Arial",sans-serif">I think that the ultimate solution for this problem is to modify the </span></span>tls_load_config()<span class="gmaildefault"><span style="font-family:"Arial",sans-serif">
function in such a way that it will open the temporary file in a folder that is intended for the temporary files. For example, the /tmp folder in Linux and *BSD systems. I guess that /tmp is a good place in MacOS as well. </span></span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><span style="font-family:"Arial",sans-serif"> <o:p></o:p></span></p>
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Best regards,<br>
Leonid Fainshtein<o:p></o:p></p>
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