New feature for charmers - min-juju-version

[roger peppe]

On 23 March 2016 at 15:06, David Ames <david.ames at canonical.com> wrote:
> On 03/21/2016 06:54 PM, Stuart Bishop wrote:
>>
>> On 22 March 2016 at 11:42, Rick Harding <rick.harding at canonical.com>
>> wrote:
>>>
>>> I believe that went out and is ok Stuart. The charmstore update is
>>> deployed
>>> and when you upload a multi-series charm to the charmstore it creates
>>> separate charms that work on older clients. If you hit issues with that
>>> please let me know.
>>
>>
>> Its only fixed for charms served from the charm store. CI systems and
>> such test branches, for example ensuring tests pass before uploading a
>> release to the charm store. I suspect this is exactly what Ryan needs
>> to do and why I mentioned the open bug. Unless 1.25 is updated to
>> handle the different data types, CI systems will need to work around
>> the issue by either roundtripping through the charm store (in a
>> personal namespace to avoid mid air collisions) or munging
>> metadata.yaml.

ISTM that munging metadata.yaml could be a reasonable way
to go here. It's not too hard. Here's a program you could use:
http://play.golang.org/p/xl7yArJhtT