[openstack-dev] [charms] inclusion of charm-helpers (LGPL licensed)
James Page
james.page at ubuntu.com
Mon Jul 4 12:41:30 UTC 2016
Hi Billy
On Thu, 30 Jun 2016 at 17:24 Billy Olsen <billy.olsen at gmail.com> wrote:
> I suspect that the reactive charming model wouldn't have this issue
> due to the ability to essentially statically link the libraries via
> wheels/pip packages. If that's the case, it's likely possible to
> follow along the same lines as the base-layer charm and bootstrap the
> environment using pip/wheel libraries included at build time. As I see
> it, this would require:
>
> * Updates to the process/tooling for pushing to the charm store
> * Update the install/upgrade-charm hook to bootstrap the environment
> with the requirements files
> * If using virtualenv (not a requirement in my mind), then each of the
> hooks needs to be bootstrapped to ensure that they are running within
> the virtualenv.
>
I was thinking of something along those lines as well. I'll spike on
something this week to figure out exactly how this might work.
> To make life easier in development mode, the charms can downla
> build step before deployment, though certainly for the published
> versions the statically linked libraries should be included (which,
> from my understanding, I believe the licensing allows and why the
> reactive charming/layered model wouldn't have this issue).
>
That sounds like a neat idea (although building out a layered charm is
pretty easy as well).
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