Open Stack

On 9 June 2015 at 03:58, Jeremy Stanley <fungi at yuggoth.org> wrote:
> On 2015-06-08 13:29:50 +1200 (+1200), Robert Collins wrote:
> [...]
>> However, we are going to move from test-requirements.txt to setup.cfg
>> eventually, but thats a separate transition - and one could still use
>> test-requirements.txt there to provide git references.
>
> Except please don't. If you put a git requirement entry in that file
> for neutron, every CI job which uses that test-requirements.txt will
> reclone all of neutron over the network from scratch because pip
> isn't smart enough to do otherwise unless you take additional
> measures to preinstall that requirement in the environment where the
> test is run. That's why we use tools like devstack-gate or
> zuul-cloner which know how to check for cached repos and update them to
> the ref that you've (or that zuul has) requested.

I already said that the git entry should be to a local zuul-cloner
cloned repo. Kevin's *current* 3rd-party CI solution is doing
full-clones each time.

BTW pip can trivially re-use git repositories if you specify the
--source path in e.g. pip.conf, but thats a separate discussion IMO
:).

-- 
Robert Collins <rbtcollins at hp.com>
Distinguished Technologist
HP Converged Cloud