API compatibility policy and practices between juju versions

[Nate Finch]

Man, our system has confusing terminology. :)
On Nov 19, 2013 10:13 PM, "Tim Penhey" <tim.penhey at canonical.com> wrote:

> On 20/11/13 15:10, Nate Finch wrote:
> > That seems like the less useful direction for backwards compatibility.
> > There's very little barrier to upgrading the client, so maintaining
> > backwards compatibility in the server for it seems like a waste.
> >
> > But I may be missing something.
>
> What I'm referring to is the api server, and the agents as clients, not
> the command line.
>
> Tim
>
> > On Nov 19, 2013 8:43 PM, "Tim Penhey" <tim.penhey at canonical.com
> > <mailto:tim.penhey at canonical.com>> wrote:
> >
> >     On 20/11/13 12:05, Curtis Hovey-Canonical wrote:
> >     > I am not sure if I am leading a discussion or just stating that we
> >     > have a problem that I don't believe can be ever solved.
> >     >
> >     > We abandoned the release of 1.16.4 because we found it was
> >     > incompatible with 1.16.3
> >     >     https://bugs.launchpad.net/juju-core/+bug/1252469
> >     >     "API incompatability: ERROR no such request "DestroyMachines"
> >     on Client"
> >     >
> >     > I now believe this bug is in the same class of problem:
> >     >     https://bugs.launchpad.net/juju-core/+bug/1250154
> >     >     "ERROR no such request "EnvironmentGet" on Client"
> >
> >     It was my understanding that the api server needs to be at least as
> >     advanced as any client.
> >
> >     This means that a 1.18 server should be able to support a 1.16.x
> client.
> >
> >     However we don't support 1.18 clients on a 1.16.x server.
> >
> >     Does this change your thinking?
> >
> >     Tim
> >
> >     --
> >     Juju-dev mailing list
> >     Juju-dev at lists.ubuntu.com <mailto:Juju-dev at lists.ubuntu.com>
> >     Modify settings or unsubscribe at:
> >     https://lists.ubuntu.com/mailman/listinfo/juju-dev
> >
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.ubuntu.com/archives/juju-dev/attachments/20131119/0e89fcf6/attachment-0001.html>