JAAS confusion

Pete Vander Giessen pete.vandergiessen at canonical.com
Thu Oct 12 21:23:23 UTC 2017


> So just changing your client isn't going to fix the issue, as it is a
server side issue that is refusing to destroy the models.

Aha. That makes more sense, actually.

I'll look forward to testing things out once things update on the JaaS side
:-)

~ PeteVG

On Thu, Oct 12, 2017 at 3:46 PM John Meinel <john at arbash-meinel.com> wrote:

> So just changing your client isn't going to fix the issue, as it is a
> server side issue that is refusing to destroy the models.
>
> https://bugs.launchpad.net/bugs/1714409
>
> Is at least one of them that might be relevant for your issue.
>
> I also know that we have:
>  https://bugs.launchpad.net/bugs/1721786
>
> which is a different iteration of remove-model failing (we changed a lot
> of code to use a shared pool of information about models, and it has a
> slightly different issue as models get removed). But that one is 2.3
> specific and I expect it to be fixed by early next week.
>
> John
> =:->
>
> On Thu, Oct 12, 2017 at 11:59 AM, Pete Vander Giessen <
> pete.vandergiessen at canonical.com> wrote:
>
>> Hi All,
>>
>> > I think the inability to remove a model that is half-dead might be
>> fixed already in 2.3 but has to do with an issue around 2 critical
>> documents that define a model, and one of them has been removed but not the
>> other, which leads to a bunch of code that gets a different view of whether
>> the model exists or not.
>>
>> I have a few models stuck in a state where I can't remove them. I gave
>> juju 2.3 a try via the edge channel in the snap
>> (2.3-beta2+develop-79cd92d), and it looks like the error message is
>> different, but I still can't remove them.
>>
>> The old error message:
>>
>> ERROR cannot destroy model: failed to destroy model: state changing too
>> quickly; try again soon
>>
>> The new error message:
>>
>> ERROR cannot destroy model: context deadline exceeded
>>
>> Is there an open bug that I can paste error messages and logs to?
>>
>> ~ PeteVG
>>
>>
>>
>> On Mon, Oct 9, 2017 at 4:18 PM John Meinel <john at arbash-meinel.com>
>> wrote:
>>
>>> The 6 accessible models is gone in 2.3 (IIRC), because it was actually
>>> just reflecting some locally cached information about model numbers, but
>>> wasn't actually being kept up to date properly.
>>>
>>> I think the inability to remove a model that is half-dead might be fixed
>>> already in 2.3 but has to do with an issue around 2 critical documents that
>>> define a model, and one of them has been removed but not the other, which
>>> leads to a bunch of code that gets a different view of whether the model
>>> exists or not.
>>>
>>> A different explanation could be that you create a model with the same
>>> name with a different client and thus its actually the underlying UUID
>>> doesn't exist, but there is a model collision. (Your local client new a
>>> model named 'mymodel' with UUID 1234, but you had a different client that
>>> deleted that model and created a new 'mymodel' with UUID 3456, but when
>>> you're trying to 'juju destroy-model' we are using the 1234 UUID again. I'm
>>> brainstorming, though, and wouldn't say concretely that it is definitely
>>> true.)
>>>
>>> John
>>> =:->
>>>
>>>
>>> On Mon, Oct 9, 2017 at 9:42 PM, Tom Barber <tom at spicule.co.uk> wrote:
>>>
>>>> Hello folks
>>>>
>>>> Couple of random questions:
>>>>
>>>> juju destroy-model mymodel
>>>> WARNING! This command will destroy the "mymodel" model.
>>>> This includes all machines, applications, data and other resources.
>>>>
>>>> Continue [y/N]? y
>>>> ERROR cannot connect to API: model "mymodel" has been removed from the
>>>> controller, run 'juju models' and switch to one of them.
>>>> There are 6 accessible models on controller "jaas".
>>>>
>>>> juju models
>>>> Controller: jaas
>>>>
>>>> Model      Cloud/Region   Status     Machines  Cores  Access  Last
>>>> connection
>>>> mymodel    aws/eu-west-1  available         5      9  -       never
>>>> connected
>>>>
>>>>
>>>>
>>>> 2 things in this output, firstly how do I delete the model that seems
>>>> stuck?
>>>>
>>>> secondly what is the 6 accessible models bit talking about?
>>>>
>>>> Thanks
>>>>
>>>> Tom
>>>>
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>>>>
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>>
>
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