Excerpts from Dmitry Tantsur's message of 2017-10-30 17:51:49 +0100:
> Hi all,
> 
> So far driver requirements [1] have been managed outside of 
> global-requirements. 
> This was mostly necessary because some dependencies were not on PyPI. This is 
> no 
> longer the case, and I'd like to consider managing them just like any other 
> dependencies. Pros:
> 1. making these dependencies (and their versions) more visible for packagers
> 2. following the same policies for regular and driver dependencies
> 3. ensuring co-installability of these dependencies with each other and with 
> the 
> remaining openstack
> 4. potentially using upper-constraints in 3rd party CI to test what packagers 
> will probably package
> 5. we'll be able to finally create a tox job running unit tests with all 
> these 
> dependencies installed (FYI these often breaks in RDO CI)
> 
> Cons:
> 1. more work for both the requirements team and the vendor teams
> 2. inability to use ironic release notes to explain driver requirements 
> changes
> 3. any objections from the requirements team?
> 
> If we make this change, we'll drop driver-requirements.txt, and will use 
> setuptools extras to list then in setup.cfg (this way is supported by g-r) 
> similar to what we do in ironicclient [2].
> 
> We either will have one list:
> 
> [extras]
> drivers =
>    sushy>=a.b
>    python-dracclient>=x.y
>    python-prolianutils>=v.w
>    ...
> 
> or (and I like this more) we'll have a list per hardware type:
> 
> [extras]
> redfish =
>    sushy>=a.b
> idrac =
>    python-dracclient>=x.y
> ilo =
>    ...
> ...
> 
> WDYT?

The second option is what I would expect.

Doug

> 
> [1] https://github.com/openstack/ironic/blob/master/driver-requirements.txt
> [2] 
> https://github.com/openstack/python-ironicclient/blob/master/setup.cfg#L115
> 

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