[csw-buildfarm] IPv6 loopback interfaces? (was Re: [csw-maintainers] apr-1.3.9 - test failure ?)

Sebastian Kayser skayser at opencsw.org
Tue Dec 22 09:24:53 CET 2009

Forgot to CC the original mail. Would it be possible to configure an
IPv6 address for the loopback interfaces on the build boxes? This would
make the apr test suite pass.

Sebastian Kayser wrote on 22.12.2009 09:21:
> rupert THURNER wrote on 22.12.2009 01:27:
>> On Tue, Dec 22, 2009 at 00:16, Sebastian Kayser <skayser at opencsw.org> wrote:
>>> rupert THURNER wrote on 22.12.2009 00:04:
>>>> i commented the tests for the moment, the test code does ipv6.
>>> glad it helped! There was a similar problem with mbuffer, which also
>>> does IPv6 tests. Instead of completely disabling the test suite, it was
>>> possible to only skip the IPv6 test. This way one is still alerted (and
>>> I already was) if anything else goes wrong. Might be wise to take the
>>> same route for apr for future builds. Do any other tests fail right now?
>> no. i did not find any log file but looked into the code. i do not
>> understand what they really try to do ... but i'd saythe test suite
>> should not test things which are known not to work.
> Regarding the test suite: There is a bug report about the IPv6 testing
> problem [1] where the bug reporter would also like to see the IPv6 tests
> being skipped rather than failed for boxes without IPv6 interfaces. The
> apr guys take a different stance.
> Luckily, a configured IPv6 loopback interface is sufficient. @Buildfarm
> admins: would it be possible to configure IPv6 loopback interfaces for
> the buildfarm boxes?
> # ifconfig lo0 inet6 plumb
> # ifconfig lo0 inet6 ::1 up
> # touch /etc/hostname6.lo0
>> the code contains:
>> #if APR_HAVE_IPV6
>> static void tcp6_socket(abts_case *tc, void *data)
>> and the config log says:
>> configure:34230: checking if APR supports IPv6
>> configure:34232: result: yes
> That's something different. ./configure detects general IPv6 support in
> the OS and it's libraries and thus build apr with IPv6 support. It is
> perfectly fine to build apr with IPv6 support - even if the particular
> build box doesn't have a configured IPv6 interface. This way we end up
> with an apr package that our users can use, even when they are running
> it in a configured IPv6 environment.
> Sebastian
> [1] https://issues.apache.org/bugzilla/show_bug.cgi?id=45494
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