[Buildbot-devel] how can a slave build each revision separately, or do "background work"

[Marcus Lindblom]

On 2009-12-23 02:18, Charles Lepple wrote:
> On Dec 22, 2009, at 5:02 PM, Steven Knight wrote:
>
>> I'm looking for some advice on how best to accomplish the following:
>>
>> 1)  Have a slave build+test each revision separately, even if
>> multiple revisions have been checked in while the previous run was
>> in progress.  (Yes, in theory this could cause the slave to never
>> catch up.  In practice, the rate of change is low enough that this
>> should never happen, and we'd deal with it manually in the unlikely
>> event it did.)  Barring an oversight on my part, I'm trying to
>> thread my way through the life of a BuildRequest to learn which
>> classes need to be affected to implement this.
>
> As long as your change source sends every change (I'm not sure if all
> of the polling scripts do this), you should be able to use a
> mergeRequests function that always returns 'False':
>
> http://djmitche.github.com/buildbot/docs/0.7.11/#Merging-BuildRequests

That. Also, having a zero second treeStableTimer does help.

Cheers,
/Marcus