[Buildbot-devel] How to synchronise parallel builds for correct mail notification

[John Carr]

I've managed to do something like this (i think) - but i ended up customising a lot..

 
On 2 Sep 2013, at 17:15, Jared Grubb <jared.grubb at gmail.com> wrote:

> So you want all the builds to run concurrently, but you want to serialize the mail notifications. I dont think this is possible in buildbot right now, since the emails are generated right after the build completes, so there's not an obvious place to synchronize them that I can think of.
> 
> If this is important to you and you'd like to write a patch, we'd be happy to work with you to help you get around the codebase and find a good way to do it. If you are not able to write the patch, at least file a Trac issue and maybe someone will take it up. More volunteers are always welcome though :) 
> 
> Jared
> 
> 
> On Sep 1, 2013, at 23:59, Erik <mail654 at gmx.de> wrote:
> 
>> Hi Dustin,
>> 
>> Dustin J. Mitchell <dustin <at> v.igoro.us> writes:
>>> What is the problem, exactly?
>> 
>> The problem was described in my original post, here a copy:
>> 
>> I'm using buildbot to build several projects (every project/target
>> combination is one "builder") on some buildslaves.
>> 
>> I enabled all builders on all buildslaves to have the best efficiency.
>> I configured mail notification with mode="problem".
>> 
>> Unfortunately some buildslaves are much faster than others, so it can happen
>> one build (on a fast slave) is
>> finished, before previous build (on a slow slave) was finished.
>> If this unfinished build will not compile (and the next build also), the
>> commiter of source code changes for
>> both builds were notified about the problem.
>> But the second commiter did not cause this compile problem.
>> 
>> How can I synchronise the builds, that mail notification for a failed build
>> only be send if the prev build was finished?
>> 
>> Is this possible with Blocker class or Locks?
>> 
>> Some example code would be great, because I'm not very good in python
>> programming.
>> 
>> 
>> 
>> Thank you,
>> 
>> Erik
>> 
>> 
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> 
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