Policy: snaphots from master branches (and possibly long lived maintenance
branches) are deployed automatically.

Build setup: downstream projects must be build after a master build and
deploy.

On 9 February 2018 at 13:03, Stephen Connolly <
stephen.alan.conno...@gmail.com> wrote:

> Write down the policy you would like
>
> On 9 February 2018 at 12:25, Olivier Lamy <ol...@apache.org> wrote:
>
> > On 9 February 2018 at 12:01, Stephen Connolly <
> > stephen.alan.conno...@gmail.com> wrote:
> >
> > > Document what you think the policy should be and we'll go from there.
> > >
> > > My (current) preferred policy is:
> > >
> > >     There is no automatic deployment of snapshots. Developers can
> > manually
> > > publish snapshots on an as needed basis and if they require downstream
> > > builds to pick those up then they need to configure the downstream jobs
> > > with the explicit timestamped snapshot version.
> >
> >
> > > The above, IMHO, leads to the least amount of confusion as to why
> > specific
> > > builds are failing, but it does not provide as nice a user experience
> as
> > I
> > > would like.
> > >
> > > Ideally I would like each branch name to be able to pull the latest
> > > snapshots from matching branch names of other repositories in the org
> > > folder where the artifacts were captured by Jenkins in the "verify"
> phase
> > > or by using a different "deploy" plugin. That would enable the CI
> server
> > to
> > > manage the lifetime of those artifacts and trigger cross-repository
> > > dependencies. The end developers would not see these CI only artifacts,
> > and
> > > would have to build and install locally. This has the advantage that
> your
> > > local build always uses what you locally installed... you don't have to
> > > worry about starting the next day and doing `mvn clean install` on the
> > repo
> > > you were trying to debug... going to make a cup of coffee... and coming
> > > back to find stuff not working because you didn't see Maven doing it's
> > "oh
> > > I haven't checked for newer snapshots in 24h, I last checked yesterday
> > > morning... oh look a new snapshot, let's ignore the snapshot that was
> > > installed locally at 4pm yesterday" and replacing your locally
> installed
> > > snapshot with the latest from the CI server.
> > >
> > Sorry but I don't want to go to over complicated things and too much
> > bureaucracy.....
> > IMHO The problem was more due a monolithic build of all shared/plugins
> > etc... (as if only one part of the source was modified everything was
> > rebuild and redeploy even non touched modules)
> > We had a very convenient auto deployment in the past of
> trunk(s)/master(s)
> > Someone modified a shared library so it's deploy then a build of
> downstream
> > projects are scheduled to verify everything is still working,
> > And then everything is deployed for early testers.
> > so it's pretty simple (and IMHO should be stay very simple as we are a
> very
> > limited number of volunteers who don't want to waste in over complicated
> > procedures...)
> >
> > >
> > > But anyway, that is my opinion and rationale. We are a community, my
> > > opinion should not dictate what the community wants to do.
> > >
> > > I do feel that we need to write down and document what our policy
> > actually
> > > is before we try and implement it.
> > >
> > >
> > >
> > > On 9 February 2018 at 09:06, Olivier Lamy <ol...@apache.org> wrote:
> > >
> > > > Perso I don't want anything else than master deployed..
> > > > wip feature branch doesn't make really sense to be deployed.
> > > > and makes our life easier :-)
> > > >
> > > > On 9 February 2018 at 07:40, Stephen Connolly <
> > > > stephen.alan.conno...@gmail.com> wrote:
> > > >
> > > > > I personally think there are a lot of issues with CI automatically
> > > > > deploying snapshots...
> > > > >
> > > > > Some of these issues a social, and some are not.
> > > > >
> > > > > Hervé, Olivier,
> > > > >
> > > > > I suggest we start by writing down the policy you think you want...
> > > i’ll
> > > > > poke holes, you fix or ack until we get a good compromise... then
> we
> > > can
> > > > > implement.
> > > > >
> > > > > Policy should cover:
> > > > > * what to do on different branches
> > > > > * who is responsible for snapshots and non snapshots
> > > > >
> > > > > Eg
> > > > >
> > > > > CI will auto deploy snapshots only on the master branch. Other
> > branches
> > > > > manually with the version changed to include branch name as a
> > > qualifier.
> > > > > Releases will be deployed manually, ideally from the master branch
> > > only.
> > > > > --
> > > > > Sent from my phone
> > > > >
> > > >
> > > >
> > > >
> > > > --
> > > > Olivier Lamy
> > > > http://twitter.com/olamy | http://linkedin.com/in/olamy
> > > >
> > >
> >
> >
> >
> > --
> > Olivier Lamy
> > http://twitter.com/olamy | http://linkedin.com/in/olamy
> >
>



-- 
Olivier Lamy
http://twitter.com/olamy | http://linkedin.com/in/olamy

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