Re: libjwt is being added to the 'third-party' packages (Attention Asterisk Package Maintainers!)

Hi,

Thanks.  Automagic dependency warning then to packagers, explicitly 
select/unselect res_stir_shaken :).

Kind regards,
Jaco

On 2023/09/26 17:16, George Joseph wrote:

>
>
> On Tue, Sep 26, 2023 at 8:56 AM Jaco Kroon <[email protected]> wrote:
>
>     Hi George,
>
>     Is the default to build STIR/SHAKEN if libjwt is found, or will it
>     fail by default?
>
> It will build by default if libjwt >= 1.15.3 is found on the build 
> system or if '--with-libjwt-bundled' is specified on the configure 
> command line.
>
>     In other words, on systems where libjwt is not available, is
>     special action required to order to build?  Does this vary based
>     on whether libjwt can be found or not?
>
> If libjwt >= 1.15.3 is not found on the build system and 
> '--with-libjwt-bundled' was not specified on the configure command 
> line, then res_stir_shaken will be disabled.  The build will otherwise 
> proceed normally.  If you do a 'make cmenuselect' you'll see that 
> res_stir_shaken has 'XXX' next to it and won't be selectable.
>
> Does that make sense?
>
>     Kind regards,
>     Jaco
>
>     On 2023/09/26 16:46, George Joseph wrote:
>>     With our effort to harden Asterisk's STIR/SHAKEN implementation,
>>     we're adding a new package (libjwt: JSON WebToken) to the
>>     third-party directory next to jansson and pjproject.  Using
>>     libjwt allows us to remove the custom code (which isn't reliable)
>>     in res_stir_shaken that handles the assembly of the JWT and
>>     associated signature process that STIR/SHAKEN relies upon and
>>     delegate that to libjwt.  We're including it in third-party
>>     because some distros don't include that package and those that do
>>     are several releases behind the latest.  The minimum supported
>>     version will be 1.15.3 which is the current libjwt version.
>>
>>     Since libjwt will be only used by res_stir_shaken at this time,
>>     it's not a hard requirement to build asterisk as a whole and
>>     isn't included in the install_prereq script.  If you want to
>>     build res_stir_shaken however, your build system must have libjwt
>>     >= 1.15.3 installed or you'll need to specify
>>     '--with-libjwt-bundled' on the ./configure command line.  As with
>>     jansson and pjproject, you can pre-download the libjwt tarball
>>     (https://raw.githubusercontent.com/asterisk/third-party/master/libjwt/1.15.3/libjwt-1.15.3.tar.gz)
>>     and use the '--with-download-cache' configure option to point to
>>     the directory containing the tarball.
>>
>>     We are planning this change for the next releases of Asterisk 18
>>     and 20 and the first release of Asterisk 21.
>>
>>     -- 
>>     George Joseph
>>     Asterisk Software Developer
>>     Sangoma Technologies
>>     Check us out at www.sangoma.com <http://www.sangoma.com/> and
>>     www.asterisk.org <http://www.asterisk.org/>
>>
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