WIP snap for 0ad

[Jamie Strandboge]

On Fri, 2016-11-18 at 15:33 +0100, Olivier Tilloy wrote:
> On Fri, Nov 18, 2016 at 2:37 PM, Jamie Strandboge <jamie at canonical.com> wrote:
> > 
> > On Fri, 2016-11-18 at 13:13 +0100, Olivier Tilloy wrote:
> > > 
> > > Hi everyone,
> > > 
> > > I’ve been working on snapping up 0ad¹ as a side project, and I’m at
> > > the point where I’ve got it to run fully confined.
> > > 
> > > I’ve had to modify the generated seccomp profile for this to work
> > > though, and I’m not sure where to take it from there. The game uses
> > > the following syscalls which are not allowed by default: setpriority
> > > and sched_setaffinity. I can get setpriority by adding the
> > > process-control plug (which needs manual connection), but it doesn’t
> > > appear any sensible interface exposes sched_setaffinity
> > > (docker-support does, but that’s obviously not a solution).
> > > 
> > > What would interface experts suggest? Would it make sense to add
> > > sched_setaffinity to process-control? Or to create a new privileged
> > > interface for just that one syscall?
> > > 
> > Fyi, there is a bug for setpriority. It looks like sched_setaffinity would
> > be
> > fine for process-control and I just prepared a PR for it. It looks like it
> > works
> > much like setpriority and so we'll be able to add it to the default template
> > soon for certain invocations (I suspect you'll be able to drop proces-
> > control
> > then).
> > 
> > In the future you can also simply file a bug and add the 'snapd-interface'
> > tag.
> > Thanks for bringing this up!
> Thanks Jamie for your prompt answer.
> I subscribed to the bug for setpriority
> (https://launchpad.net/bugs/1641758) and I’ll be watching the PR
> (https://github.com/snapcore/snapd/pull/2301).
> Assuming it gets merged soon (looks trivial enough), when can I expect
> it to be released in a new version of snapd? Would that be 2.18 ?

Yes, 2.18. 2.17.1 is going through xenial-proposed now.

> I’m unable to find up-to-date info on future releases of snapd (either
> at https://github.com/snapcore/snapd/releases or at
> https://launchpad.net/snappy/+series).
> 

I let Jamie Bennett (in CC) answer on the timelines for the release of 2.18 and
release information.

-- 
Jamie Strandboge             | http://www.canonical.com

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