The FS is here:

https://cwiki.apache.org/confluence/display/CLOUDSTACK/CloudStack+Kubernetes+Service

I'll let Abhishek fill in any gaps between whats in the FS and your questions - 
it might be good to comment on the FS so all of this gets captured.
The one thing I would add is that we see this as just the next iteration of the 
feature, not the end goal.  So we would look to add functionality after it goes 
live, but we would also welcome any others wishing to extend the functionality 
too...

Kind regards
Paul.



paul.an...@shapeblue.comĀ 
www.shapeblue.com
Amadeus House, Floral Street, London  WC2E 9DPUK
@shapeblue
  
 


-----Original Message-----
From: Pierre-Luc Dion <pd...@cloud.ca> 
Sent: 25 September 2019 18:12
To: dev@cloudstack.apache.org
Subject: Re: [DISCUSS] CloudStack Kubernetes Service plugin

Make sense for the proposed implementation, would it handle redundant master?
How would the k8s cluster would be created, using Rancher tools, kubectl or 
other?

so far, the small part I understand from MaaS, it could be very interesting to 
integrate it to cloudstack in a way where it could be use to  scale Hypervisor 
host, specially KVM nodes.


On Wed, Sep 25, 2019 at 10:47 AM Paul Angus <paul.an...@shapeblue.com>
wrote:

> The proposed implementation will create a master and n worker nodes.
> It will also support (graceful) cluster resizing, the next step would 
> be to enable the CloudStack plugin for Kubernetes to allow Kubernetes 
> to drive that scaling, so that you can scale with demand rather than 
> needing to oversize you environment to begin with.
>
> I've been keeping MaaS in mind as way of doing baremetal Kubernetes 
> along side VM based Kubernetes clusters.  Interestingly a few people 
> that I have spoken to have said that they prefer the use of VMs, 
> because whole servers as the unit of scale is often very wasteful, 
> unless you 'share' them which has all sorts of security implications...
>
>
>
>
> paul.an...@shapeblue.com
> www.shapeblue.com
> Amadeus House, Floral Street, London  WC2E 9DPUK @shapeblue
>
>
>
>
> -----Original Message-----
> From: Pierre-Luc Dion <pd...@cloud.ca>
> Sent: 25 September 2019 15:31
> To: dev@cloudstack.apache.org
> Subject: Re: [DISCUSS] CloudStack Kubernetes Service plugin
>
> Hi Paul,
>
> Yeah, was bad timing for the CCCNA this year unfortunately :-(,  I'm not
> sure I'm curious to see how cloudstack could become more "other Apache
> products friendly" but I don't have particular use case compared to k8s
> integration. Has you are suggesting, would probably make sense to use Helm
> to deploy any other application stack.
>
> btw, we are still working on the Canonical MaaS integration, a bit more
> challenging than anticipated...
>
>
> To get back to a *Kubernetes Service plugin*:
> To me, as a user of cloudstack at the moment, If I deploy a k8s cluster, I
> need to deploy monstrous instances for worker nodes.
> which doesn't make sense if I'm a cloud consumer. So I think we need to
> solve something challenging: a k8s service that would scale has needed
> while keeping in mind redundancy of worker nodes without sacrifice on
> security. Is the worker node is part of the ongoing work or it's more about
> offering a k8s master and api infrastructure to a user ?
>
> An easy path would be some kind of shared worker nodes pool but that
> involve possible security risk unless you would trust users that consume
> those workers.
>
>
> On Wed, Sep 25, 2019 at 10:15 AM Paul Angus <paul.an...@shapeblue.com>
> wrote:
>
> > Hi Pierre-Luc,
> >
> > (we missed you at CCCNA!) How are you seeing CloudStack being more
> > deployment friendly?  What you do think that we could do on top of
> > creating the Kubenetes Cluster to begin with?
> > [thinking out loud - we could pre-package Tiller to make it easier to
> > deploy openWhisk via Helm charts ? ]
> >
> > Kind regards
> >
> >
> > Paul.
> >
> >
> >
> > paul.an...@shapeblue.com
> > www.shapeblue.com
> > Amadeus House, Floral Street, London  WC2E 9DPUK @shapeblue
> >
> >
> >
> >
> > -----Original Message-----
> > From: Pierre-Luc Dion <pd...@cloud.ca>
> > Sent: 25 September 2019 13:37
> > To: dev@cloudstack.apache.org
> > Subject: Re: [DISCUSS] CloudStack Kubernetes Service plugin
> >
> > Hi Rohit, Nux,
> >
> > Thanks Rohit for cloudstack-provider, that's exactly it ! :-D Nux, I
> agree
> > with your opinion, but there is a lot of interest for k8s and seams like
> a
> > lot of organisations are moving to container based infrastructures to
> > standardized their deployment.
> >
> > if we want to extent the discussion to function as a service, would you
> > guys see a possibility for us to be more aligned or more deployment
> > friendly for Openwhisk ?
> >
> > Cheers,
> >
> >
> > On Wed, Sep 25, 2019 at 6:54 AM Will Stevens <wstev...@cloudops.com>
> > wrote:
> >
> > > We see huge demand for K8s in our customer base. Just a note...
> > >
> > > On Wed, Sep 25, 2019, 4:03 AM Nux! <n...@li.nux.ro> wrote:
> > >
> > > > Do you guys see high demand for K8s?
> > > >  From where I'm looking it seems to be going the way of Openstack,
> > > > loads of hype, overcomplicated, near-impossible to upgrade.
> > > > Not sure if it's worth investing resources for this.
> > > >
> > > > Lucian
> > > >
> > > > ---
> > > > Sent from the Delta quadrant using Borg technology!
> > > >
> > > > On 2019-09-24 07:41, Abhishek Kumar wrote:
> > > > > Hi all,
> > > > >
> > > > > I would like to propose developing a plugin for Kubernetes
> > > > > integration in CloudStack, can be named CloudStack Kubernetes
> > Service plugin.
> > > > > I've written down an initial design document for it here,
> > > > >
> > > >
> > > https://cwiki.apache.org/confluence/display/CLOUDSTACK/CloudStack+Kube
> > > rnetes+Service
> > > > > Please review and provide your thoughts and suggestions.
> > > > >
> > > > > Regards,
> > > > >
> > > > >
> > > > > Abhishek Kumar
> > > > >
> > > > > Software Engineer
> > > > >
> > > > > ShapeBlue
> > > > >
> > > > > abhishek.ku...@shapeblue.com
> > > > >
> > > > > www.shapeblue.com<http://www.shapeblue.com>
> > > > >
> > > > > abhishek.ku...@shapeblue.com
> > > > > www.shapeblue.com
> > > > > Amadeus House, Floral Street, London  WC2E 9DPUK @shapeblue
> > > >
> > >
> >
> >
> > --
> >
> > *Pierre-Luc Dion*Lead Cloud Architect | Architecte infonuagique principal
> > t 1.888.796.8364 ext. 1403
> >
> >
> > <
> >
> https://cloud.ca/?utm_source=email&utm_medium=signature&utm_content=cloud-ca-logo-1&utm_campaign=general_email
> > >
> >
>
>
> --
>


-- 

*Pierre-Luc Dion*Lead Cloud Architect | Architecte infonuagique principal
t 1.888.796.8364 ext. 1403


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