[Maas-devel] MAAS nodes and swap

[Scott Moser]

On Mon, 11 Nov 2013, Andreas Hasenack wrote:

> On Sun, Nov 10, 2013 at 11:43 PM, Julian Edwards <
> julian.edwards at canonical.com> wrote:
>
> > On 08/11/13 21:55, Andreas Hasenack wrote:
> > > On Thu, Nov 7, 2013 at 9:47 PM, Julian Edwards
> > > <julian.edwards at canonical.com <mailto:julian.edwards at canonical.com>>
> > wrote:
> > >
> > >     Also, have a close look at
> > https://help.ubuntu.com/community/CloudInit
> > >     to see if anything can help you.
> > >
> > >
> > > cloud-init would help for sure, but how can I inject it?
> >
> > You can run scripts as part of cloud-init, so you'd be able to write one
> > to set up some swap.  Just add the script to the user data that's passed
> > to MAAS, or edit the contrib/preseeds_v2/generic template's post_scripts
> > section.
> >
> >
> Hi, thanks for the pointers.
>
> I'm looking at /etc/maas/preseeds, and some of those files are cloud-config
> files. In particular I see curtin_userdata, which seems to imply that I
> could add my swap setup script in there, and have it used by the fastpath
> installer (curtin).

fwiw, 'curtin_userdata' is not cloud-config, its curtin_config.

That happens to be yaml formated.  We should probably remove the
'#cloud-config' start to avoid confusion, and I should have probably made
a specific header for '#curtin-config' and required it. oh well.