[katello-devel] Bundler vs rpm-gems

[Dmitri Dolguikh]

On 22/08/12 04:25 PM, Petr Chalupa wrote:
> Interesting :), did you try to:
>
> - yum install katello-all
> - run bundle install development
> - run katello
>
> I am not sure if bundler finds rpm-gems because they are not in 
> Gemfile.lock, from bundlers point of view they are not present.
bundle install development --without deployment
-d

>
> Petr
>
> On 22.08.12 17:21, Dmitri Dolguikh wrote:
>> On 22/08/12 09:48 AM, Dmitri Dolguikh wrote:
>>> Hey Petr,
>>> I have a fix for this in my local branch, using aeolus' bundler_ext
>>> [1] (which is now a gem). The only thing remaining is to create an rpm
>>> for the gem, and make some minor changes to katello.spec.
>>>
>>> We can chat more if you'd like...
>>>
>>> [1] https://github.com/aeolus-incubator/bundler_ext
>>>
>>> -d
>>>
>>> On 22/08/12 09:39 AM, Petr Chalupa wrote:
>>>> Hi,
>>>>
>>>> as Ivan and Lukas said on mail-list, I had some ideas how to solve
>>>> our bundler/rpm issues. Then I had discussion with Ivan and Mirek and
>>>> here is the proposed solution.
>>>>
>>>> == Requirements
>>>>
>>>> When installing on fedora/rhel in production. Do not mess with the
>>>> production setup, rpm gems are used, 'bundle install' wont install
>>>> anything else.
>>>>
>>>> When installing on fedora/rhel in development. 'bundle install'
>>>> prefers rpm-gems even if there is a newer gem in our gem-repo [2].
>>>> Additional development dependencies are installed.
>>
>> Just realized that bundler supports this too. Create a group for
>> development dependencies, install katello from rpm, run 'bundler install
>> development' to install development-only gems.
>>
>> -d
>>
>>>>
>>>> When installing on any other system (Debian, Ubuntu, Mac, ...) in
>>>> development. 'bundle install' installs the same versions of gems as
>>>> would be installed on fedora. Optionally (at least made it possible
>>>> in the future) 'bundle install' installs not only the same versions
>>>> but also gems including security fixes included in rpm-gems.
>>>>
>>>> == Proposal
>>>>
>>>> I'll add monkey patch to katello/master for bundler which will ensure
>>>> that rpm-gems are preferred (even if they are older than gems in a
>>>> gem-repo). It's based on bkabrda's patch [1].
>>>>
>>>> I'll ensure that our gem repo [2] contains all gems needed for
>>>> katello development (some are still missing). This enables katello
>>>> (rails app) to be installed on any system without rubygems.org.
>>>>
>>>> I would like to work on this in the next iteration. Also I would like
>>>> to explore how difficult would be to create gem versions with
>>>> security patches (which is important for non fedora development - me).
>>>>
>>>> We also discussed it would be nice to move our gem-repo to github a
>>>> publish it on pages.github. The repo would be more visible. It would
>>>> allow us to use pull-requests for tracking new gem-dependencies. It
>>>> would be on one place.
>>>>
>>>> Petr
>>>>
>>>> [1] https://gist.github.com/2875212
>>>> [2] http://repos.fedorapeople.org/repos/katello/gems/
>>>>
>>>> _______________________________________________
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>>>> katello-devel at redhat.com
>>>> https://www.redhat.com/mailman/listinfo/katello-devel
>>>
>>>
>>>
>>>
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>>
>>
>>
>>
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