Juju deploy a model, MAAS node status

[wahi]

Hi Dmitrii,

Thanks a lot for your reply.

Indeed I have the last version of MAAS and JUJU, and from the MAAS web 
interface I have nodes with ready state, but getting that error. I will 
try to investigate your suggestions and see.


On 08/07/2017 02:56 PM, Dmitrii Shcherbakov wrote:
> Hi Wahi,
>
> > Do I need to add machines from Juju GUI before deploying models ?
>
> No need for that (see also 
> https://bugs.launchpad.net/juju-core/+bug/1567169)
>
> # deploy on any 'Ready' machine available in a pool
> juju deploy mysql
>
> # you already have a model with a machine 0 and you want to deploy there
> juju deploy mysql --to 0
>
> # give me a new machine and create a container on it
> juju deploy mysql --to lxd
>
> # deploy to a *new* container on machine 0
> juju deploy mysql --to lxd:0
>
> # deploy to an *existing* container lxd:1 on machine 20
> juju deploy mysql --to 20/lxd/1
>
> You can also use constraints (including tags, availability zones or 
> other machine properties) to deploy with different criteria for machines:
> https://jujucharms.com/docs/stable/reference-constraints
>
> NOTE: --to overrides any constraints you specify
>
> > I tried to deploy a simple mariadb with --to option in order to 
> specify the n ode name but Juju didn't managed to boot the machine, so 
> on MAAS do I need to have node with Ready state with no OS on it ?
>
> Yes, you need a node in the "Ready" state in order to allocate a new 
> one via Juju.
>
> maas maas machines read hostname=obambo | jq '.[].status_name'
> "Ready"
>
> juju deploy ubuntu --to obambo.maas
> Located charm "cs:ubuntu-10".
> Deploying charm "cs:ubuntu-10".
>
> maas maas machines read hostname=obambo | jq '.[].status_name'
> "Deploying"
>
> > When I tried only juju deploy mariadb I am getting this:
>
> Not sure if you have any "Ready" nodes. If you don't, that makes sense.
>
> Also, I hope you are using the latest versions of both Juju and MAAS - 
> not the ones that come in the main repo:
>
> https://jujucharms.com/docs/2.2/reference-install
> https://docs.ubuntu.com/maas/2.2/en/installconfig-package-install
>
> I hope that helps.
>
> Best Regards,
> Dmitrii Shcherbakov
>
> Field Software Engineer
> IRC (freenode): Dmitrii-Sh
>
> On Mon, Aug 7, 2017 at 12:23 PM, wahi <wahi at sci.am 
> <mailto:wahi at sci.am>> wrote:
>
>     Dear all,
>
>     I create a MAAS-JUJU environment with two servers, all services
>     (except MAAS installed on bare metal) are KVM virtual machines. I
>     installed Juju client in a separate virtual machine, then I used
>     it to bootstrap Juju controller on another virtual machine with
>     public IP and everything is working fine.
>
>     My question is:
>
>       * Do I need to add machines from Juju GUI before deploying models ?
>       * I tried to deploy a simple mariadb with --to option in order
>         to specify the n ode name but Juju didn't managed to boot the
>         machine, so on MAAS do I need to have node with Ready state
>         with no OS on it ?
>       * When I tried only juju deploy mariadb I am getting this:
>
>     Machine  State    DNS  Inst id  Series  AZ  Message
>     2        pending       pending  trusty      failed to start
>     instance (cannot run instances: cannot run instance: No available
>     machine matches constraints: [('agent_name',
>     ['af259ce2-9cb8-460b-8562-dd4223868f95']), ('zone', ['default'])]
>     (resolved to "zone=default")), retrying in 10s (9 more attempts)
>
>     So could you please advice me how to have the best approach for this.
>
>     Thank you very much in advance.
>
>     Regards,
>      Wahi
>
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