Open Stack

Hey Frank,

Honestly, I was also thinking that using containers for implementing
blue/green deployment would be best for implementing minimal downtime. I
suggest having a basic run-through of this idea with the community over
tomorrow's irc meeting should be a good start.

Regards
Vipul Nayyar


On Wed, Jul 20, 2016 at 8:15 PM, Frank Kloeker <eumel at arcor.de> wrote:

> Am 2016-07-11 14:59, schrieb Vipul Nayyar:
>
>> Hey Elizabeth,
>>
>> I'd like to contribute. :-)
>>
>> I have some past deployment and Ops experience and I'm really
>> interested in building something of a blue green deployment system
>> here, to decrease the downtime. Although, I'm still going through the
>> infra related docs which I'm fairly new to, but with a little bit of
>> guidance early on, I'll be happy to take over some responsibilities
>> over time.
>>
>> Maybe a good place for me to start might be, to have a deep look at
>> the puppet module written by Frank and probably noting down the most
>> common errors that are encountered regularly. I'd like to hear more
>> concrete thoughts from the community about how to proceed on this, if
>> any.
>>
>
> Welcome Vipul,
>
> no big prefaces, I'd like the idea with blue/green deployment because we
> have to bridge downtime when DevStack is re-installing, requirement is once
> a week (day). And we have to pick a way return if DevStack installation
> failed. The reason for this is more DevStack specific because we want to
> use master branch with the newest changes.
> I have gained some experience with LXD containter and want to push the
> topic a little bit forward. The draft of my idea is here:
> https://github.com/eumel8/translation_checksite/blob/container/translation_check_container.jpg
> There are 2 container with DevStack installation + translation checksite.
> In front of the container is some magic, called Watchdog for installing the
> stuff and guarding the installation. Traffic will be route to the last
> available container version. Container installation is a little bit
> described here:
> http://docs.openstack.org/developer/devstack/guides/lxc.html But needs to
> adapt for LXD 2.0.
> And we have to persuade the infra team to provide 16.04 VM :-)
> Let me know what do you think.
>
> kind regards
>
> Frank
>
>
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