[buildd-tools-devel] Bug#826942: sbuild: buildd-uploader hangs if a stale lockfile is present

[Johannes Schauer]

Hi,

On Fri, 10 Jun 2016 11:32:02 +0200 John Paul Adrian Glaubitz <glaubitz at physik.fu-berlin.de> wrote:
> I just ran into a minor annoyance with buildd-uploader after one of our
> sparc64 buildds crashed. buildd-uploader got stuck consuming lots of CPU time
> after being invoked by the cronjob after the machine was recovered after the
> crash.
> 
> Looking into the daemon.log file, there was also no output from the uploader
> script to be seen. Since buildd-uploader worked fine for the other instances
> of the buildd on the same machine, I assumed it was some issue specific to
> this particular buildd user.
> 
> Turns out, the lockfile was still there and keeping the buildd-uploader busy.
> After deleting the lockfile, the uploader works as expected again:
> 
> root at atlantis:~# su - buildd
> buildd at atlantis:~$ touch buildd-uploader.lock
> buildd at atlantis:~$ /usr/bin/buildd-uploader
> ^C # stuck here
> buildd at atlantis:~$ rm buildd-uploader.lock
> buildd at atlantis:~$ /usr/bin/buildd-uploader
> buildd at atlantis:~$
> 
> I guess buildd-uploader should be modified to check for stale lockfiles and
> remove them.

could this be the same problem as #577421?

Thanks!

cheers, josch
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