Open Stack

Kirill,

"If OS wants support Galera, it needs to comply with the Galera
requirements" <<< This is true for master/ocata NOT Newton.

Ihar's response is perfectly acceptable thing to do for Newton in the
community to highlight the possibility of this situation. Downstream
folks can do what they need/have to do for Newton.

Thanks,
Dims

On Tue, Jan 24, 2017 at 4:49 AM, Kirill Proskurin
<kproskurin at mirantis.com> wrote:
> HI!
>
> Thing is, running Galera without enforcing it very bad idea for production
> use. Permissive mode was added more or less for testing purposes, running
> real production with it is dangerous, since it's not enforcing the mandatory
> Galera requirement, one of them is a "All tables must have a primary key".
> You cant disable a single check, you could only disable them all and this
> could lead to some serious problems, like data loss or corruption.
>
> If OS wants support Galera, it needs to comply with the Galera requirements.
>
> On Mon, Jan 23, 2017 at 9:59 PM, Ihar Hrachyshka <ihrachys at redhat.com>
> wrote:
>>
>> An alternative could also be, for Newton and earlier, to release a
>> note saying that operators should not run the code against ENFORCING
>> galera mode. What are the reasons to enable that mode in OpenStack
>> scope that would not allow operators to live without it for another
>> cycle?
>>
>> Ihar
>>
>> On Mon, Jan 23, 2017 at 10:12 AM, Anna Taraday
>> <akamyshnikova at mirantis.com> wrote:
>> > Hello everyone!
>> >
>> > Guys in our team faced an issue when they try to run alembic migrations
>> > on
>> > Galera with ENFORCING mode. [1]
>> >
>> > This was an issue with Alembic [2], which was quickly fixed by Mike
>> > Bayer
>> > (many thanks!) and new version of alembic was resealed [3].
>> > The global requirements are updated [4].
>> >
>> > I think that it is desired to fix this for Newton at least. We cannot
>> > bump
>> > requirements for Newton, so hot fix can be putting pk on this table in
>> > the
>> > first migration like proposed [5].  Any other ideas?
>> >
>> > [1] - https://bugs.launchpad.net/neutron/+bug/1655610
>> > [2] - https://bitbucket.org/zzzeek/alembic/issues/406
>> > [3] -
>> > http://alembic.zzzcomputing.com/en/latest/changelog.html#change-0.8.10
>> > [4] - https://review.openstack.org/#/c/423118/
>> > [5] - https://review.openstack.org/#/c/419320/
>> >
>> >
>> > --
>> > Regards,
>> > Ann Taraday
>> >
>> >
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>> >
>>
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>
>
>
> --
> Best regards,
> Proskurin Kirill
>
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-- 
Davanum Srinivas :: https://twitter.com/dims