Juju Storage/MAAS

[James Beedy]

I’ve created this bug for further tracking https://bugs.launchpad.net/juju/+bug/1729127

> On Oct 31, 2017, at 7:59 PM, James Beedy <jamesbeedy at gmail.com> wrote:
> 
> Yes, deploying without —storage results in a successful deploy. 
> 
>> On Oct 31, 2017, at 7:52 PM, Ian Booth <ian.booth at canonical.com> wrote:
>> 
>> And just to ask the obvious: deploying without the --storage constraint results
>> in a successful deploy, albeit to a machine with maybe the wrong disk?
>> 
>> 
>>> On 01/11/17 10:51, James Beedy wrote:
>>> Ian,
>>> 
>>> So, I think I'm close here.
>>> 
>>> The filesytem/device layout on my node(s): https://imgur.com/a/Nzn2H
>>> 
>>> I have tagged the md0 device with the tag "raid0", then I have created the
>>> storage pool as you have specified.
>>> 
>>> `juju create-storage-pool ssd-disks maas tags=raid0`
>>> 
>>> Then ran the following command to deploy my charm [0], attaching storage as
>>> part of the command:
>>> 
>>> `juju deploy cs:~jamesbeedy/elasticsearch-27 --bind "cluster=vlan20
>>> public=mgmt-net" --storage data=ssd-disks,3T --constraints "tags=data"`
>>> 
>>> 
>>> The result is here: http://paste.ubuntu.com/25862190/
>>> 
>>> 
>>> Here machines 1 and 2 are deployed without the `--constraints`,
>>> http://paste.ubuntu.com/25862219/
>>> 
>>> 
>>> Am I missing something? Possibly like one more input to the `--storage` arg?
>>> 
>>> 
>>> Thanks
>>> 
>>> [0] https://jujucharms.com/u/jamesbeedy/elasticsearch/27
>>> 
>>>> On Tue, Oct 31, 2017 at 3:14 PM, Ian Booth <ian.booth at canonical.com> wrote:
>>>> 
>>>> Thanks for raising the issue - we'll get the docs updated!
>>>> 
>>>>> On 01/11/17 07:44, James Beedy wrote:
>>>>> I knew it would be something simple and sensible :)
>>>>> 
>>>>> Thank you!
>>>>> 
>>>>> On Tue, Oct 31, 2017 at 2:38 PM, Ian Booth <ian.booth at canonical.com>
>>>> wrote:
>>>>> 
>>>>>> Of the top of my head, you want to do something like:
>>>>>> 
>>>>>> $ juju create-storage-pool ssd-disks maas tags=ssd
>>>>>> $ juju deploy postgresql --storage pgdata=ssd-disks,32G
>>>>>> 
>>>>>> The above assumes you have tagged in MAAS any SSD disks with the "ssd"
>>>>>> tag. You
>>>>>> can select whatever criteria you want and whatever tags you want to use.
>>>>>> 
>>>>>> The deploy command above selects a MAAS node with a disk tagged "ssd"
>>>>>> which is
>>>>>> at least 32GB in size.
>>>>>> 
>>>>>> 
>>>>>>> On 01/11/17 07:04, James Beedy wrote:
>>>>>>> Trying to check out Juju storage capabilities on MAAS I found [0], but
>>>>>>> can't quite wrap my head around what the syntax might be to make it
>>>> work,
>>>>>>> and what the extent of the capability of the Juju storage features are
>>>>>> when
>>>>>>> used with MAAS.
>>>>>>> 
>>>>>>> Re-reading [0], and looking for anything else I can find on Juju
>>>> storage
>>>>>>> every day for a week now thinking it may click or I might find the
>>>> right
>>>>>>> doc,  but it hasn't, and I haven't.
>>>>>>> 
>>>>>>> I filed a bug with juju/docs here [1] .........
>>>>>>> 
>>>>>>> Does anyone have an example of how to consume Juju storage using the
>>>> MAAS
>>>>>>> provider?
>>>>>>> 
>>>>>>> Thanks!
>>>>>>> 
>>>>>>> [0] https://jujucharms.com/docs/devel/charms-storage#maas-(maas)
>>>>>>> [1] https://github.com/juju/docs/issues/2251
>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>>> 
>>>>> 
>>>> 
>>> 
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