[users at bb.net] [SPAM] How to debug why the buildmaster won't start a build?

[Pierre Tardy]

Ah that is right. GitHubPullrequestPoller is for me considered
experiemental and usable only for people which have difficulties setting up
the hooks.

You should rather configure the hooks, as your bot is available on the
internet.
http://docs.buildbot.net/latest/manual/cfg-wwwhooks.html#github-hook

Pierre

On Tue, Jun 13, 2017 at 5:39 PM alan somers <asomers at gmail.com> wrote:

> Yeah, those builds from 15min ago caught me by surprise.  They were
> created by the AnyBranchScheduler for the staging branch, which makes
> me suspect that the real problem is with the pull request scheduler.
> Perhaps it doesn't reschedule a build when somebody squashes commits?
> Just a guess.  I can probably test that theory by digging through
> enough logs, but I don't have time ATM.
>
> -Alan
>
> On Tue, Jun 13, 2017 at 9:24 AM, Pierre Tardy <tardyp at gmail.com> wrote:
> > If you see the message "adding buildset 183 to database" I would expect
> that
> > buildrequests are created.
> >
> > If I look at your database:
> >
> > last ten buildsets: all are completed
> > https://alan.ci/buildbot/api/v2/buildsets?order=-bsid&limit=10
> >
> > last ten buildrequests: all are completed
> >
> https://alan.ci/buildbot/api/v2/buildrequests?order=-buildrequestid&limit=10
> >
> > So I would say that your builds are actually run.
> > maybe your scheduler is not scheduling what you want?
> >
> > I can see in your UI that some builds started 15min ago. is this
> resolved?
> >
> > On Tue, Jun 13, 2017 at 5:01 PM alan somers <asomers at gmail.com> wrote:
> >>
> >> Nope, no buildrequests either.
> >> https://alan.ci/buildbot/#/builders/5
> >>
> >> The only worker is a DockerLatentWorker.  I've verified that the
> >> buildmaster can talk to the Docker server, and I can't find any
> >> docker-related error messages in twistd.log.  So I think the problem
> >> is that the master isn't generating any BuildRequests.  What might be
> >> causing that?
> >>
> >> -Alan
> >>
> >> On Tue, Jun 13, 2017 at 8:57 AM, Pierre Tardy <tardyp at gmail.com> wrote:
> >> > The home page only show the running builds.
> >> > in the builder page, there is the list of buildrequests.
> >> >
> >> > A reason why a master won't start them might be
> >> > - there is no worker available
> >> > - there is a nextWorker or a nextBuild callback which returns None or
> []
> >> >
> >> > In the case those checks do not help, the code where you can start to
> >> > add
> >> > debug logs is:
> >> >
> >> >
> https://github.com/buildbot/buildbot/blob/master/master/buildbot/process/buildrequestdistributor.py#L189
> >> >
> >> > Regards
> >> > Pierre
> >> >
> >> > On Tue, Jun 13, 2017 at 4:49 PM alan somers <asomers at gmail.com>
> wrote:
> >> >>
> >> >> No, the home page shows no pending builds.
> >> >>
> >> >> On Tue, Jun 13, 2017 at 8:46 AM, Neil Gilmore <
> ngilmore at grammatech.com>
> >> >> wrote:
> >> >> > Alan,
> >> >> >
> >> >> > Does your setup have a web UI? If so, are you seeing builds being
> >> >> > queued?
> >> >> > Big difference between a queued build not starting and builds not
> >> >> > getting
> >> >> > queued at all...
> >> >> >
> >> >> > Neil Gilmore
> >> >> > grammatech.com
> >> >> >
> >> >> >
> >> >> > On 6/12/2017 11:12 PM, alan somers wrote:
> >> >> >>
> >> >> >> I have a buildmaster with one DockerLatentWorker and two builders.
> >> >> >> Each builder has two change sources: a GitPoller and a
> >> >> >> GitHubPullrequestPoller.  Each builder also has two schedulers: an
> >> >> >> AnyBranchScheduler for a few select branches and an
> >> >> >> AnyBranchScheduler
> >> >> >> for pull requests.  I also have Github hooks setup to push commit
> >> >> >> notifications into the buildmaster.  There is a WorkerLock with a
> >> >> >> maxCount of 1 that is shared by one step of both builders'
> >> >> >> BuilderConfigs.
> >> >> >>
> >> >> >> Everything was working fine until today, but now the buildmaster
> >> >> >> never
> >> >> >> attempts to kick off a build.  I can see from twistd.log that the
> >> >> >> GitHub hook is still working, and I see log entries like "added
> >> >> >> buildset 183 to database".  However, whereas normally that entry
> >> >> >> would
> >> >> >> be followed up by a "starting build" entry, now there is nothing.
> >> >> >> There aren't any errors; there's just nothing at all.
> >> >> >>
> >> >> >> How can I debug this problem?  I have Manhole working, but I don't
> >> >> >> know what to look for.  Any advice would be appreciated.
> >> >> >>
> >> >> >> Buildless in Boulder,
> >> >> >> -Alan
> >> >> >> _______________________________________________
> >> >> >> users mailing list
> >> >> >> users at buildbot.net
> >> >> >> https://lists.buildbot.net/mailman/listinfo/users
> >> >> >
> >> >> >
> >> >> > _______________________________________________
> >> >> > users mailing list
> >> >> > users at buildbot.net
> >> >> > https://lists.buildbot.net/mailman/listinfo/users
> >> >> _______________________________________________
> >> >> users mailing list
> >> >> users at buildbot.net
> >> >> https://lists.buildbot.net/mailman/listinfo/users
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.buildbot.net/pipermail/users/attachments/20170613/cb1d31b9/attachment.html>