+1 for ApplicationCluster. I think it is generic and not tied to a specific
concept (machine,VM, service etc)

On Wed, Mar 1, 2017 at 1:54 AM, Daan Hoogland <daan.hoogl...@shapeblue.com>
wrote:

> Syed, Kilham, et. al.
>
> After some thought I came up with ApplicationCluster. It is not purely
> machines or instances but includes network and storage resources and maybe
> more. Next to that these are meant for running application like k8, mesos
> or DBaaS. I don't like service as prefix because it implies the cluster is
> for servicing the cloud or VMs that may be broken or need a kind of extra
> feature while from user perspective they are an addition, hence application
> to cloudstack.
>
> Any push back?
>
> Sent from Nine<http://www.9folders.com/>
> ________________________________
>
> daan.hoogl...@shapeblue.com
> www.shapeblue.com
> 53 Chandos Place, Covent Garden, London  WC2N 4HSUK
> @shapeblue
>
>
>
> From: Daan Hoogland
> Sent: 28 Feb 2017 6:49 pm
> To: dev@cloudstack.apache.org
> Subject: Re: [PROPOSAL] add native vm-cluster orchestration service (was:
> [PROPOSAL] add native container orchestration service)
>
> Syed, I chose machine as they might be bare metal in some cases.
>
> Sent from Nine<http://www.9folders.com/>
> ________________________________
> From: Syed Ahmed <sah...@cloudops.com>
> Sent: 28 Feb 2017 4:22 pm
> To: dev@cloudstack.apache.org
> Subject: Re: [PROPOSAL] add native vm-cluster orchestration service (was:
> [PROPOSAL] add native container orchestration service)
>
> We already call the VMs as Instances. So, InstanceCluster would be a better
> name imo.
>
> On Tue, Feb 28, 2017 at 10:05 AM, Daan Hoogland <
> daan.hoogl...@shapeblue.com
> > wrote:
>
> > Kishan, I see some sensible additions but also some unnecessary
> omissions.
> > Most of it seems to be Murali’s text so I’ll c&p your improvements back
> and
> > rename the page to the more sensible title of “MachineCluster service”
> and
> > delete the other.
> >
> > About naming, I was thinking MachineCluster instead of ServiceCluster,
> > makes sense? Or even GuestMachineCluster. ServiceCluster could mean a
> > supporting cluster that delivers e.g. backup as a service to guests, or
> > maybe some build, artifact or networking service. For this ambiguity im
> am
> > :-1: on the name ServiceCluster.
> >
> >
> > On 28/02/17 11:16, "Kishan Kavala" <kishan.kav...@accelerite.com> wrote:
> >
> >     Daan,
> >      I've updated the earlier spec to support any Vm cluster. Please let
> > me know your thoughts on this.
> >     https://cwiki.apache.org/confluence/display/CLOUDSTACK/
> > Service+Cluster+Functional+Specification
> >
> >     regards,
> >     Kishan
> >
> >     -----Original Message-----
> >     From: Daan Hoogland [mailto:daan.hoogl...@shapeblue.com]
> >     Sent: 27 February 2017 04:02 PM
> >     To: dev@cloudstack.apache.org
> >     Subject: Re: [PROPOSAL] add native vm-cluster orchestration service
> > (was: [PROPOSAL] add native container orchestration service)
> >
> >     Any follow up Koushik? I want to refactor our proof of concept and
> > integrate it in master.
> >
> >     On 21/02/17 10:42, "Kishan Kavala" <kishan.kav...@accelerite.com>
> > wrote:
> >
> >         Sure Daan. I'll publish the design on cwiki and share the link.
> >
> >         -----Original Message-----
> >         From: Daan Hoogland [mailto:daan.hoogl...@shapeblue.com]
> >         Sent: Monday, February 20, 2017 7:27 PM
> >         To: dev@cloudstack.apache.org
> >         Subject: [PROPOSAL] add native vm-cluster orchestration service
> > (was: [PROPOSAL] add native container orchestration service)
> >
> >         So, being very late in the discussion but havingread the whole
> > thread before editting the title of this thread,
> >
> >         Can we agree that we want a generic vm-cluster service and leave
> > the container bits to containers? Kishan can you share your design?
> > Shapeblue wants to rebase their k8 service on top of this and I would
> like
> > yours and Murali's work to not conflict.
> >
> >         daan.hoogl...@shapeblue.com
> >         www.shapeblue.com<http://www.shapeblue.com>
> >         53 Chandos Place, Covent Garden, Utrecht Utrecht 3531
> > VENetherlands @shapeblue
> >
> >
> >
> >
> >         -----Original Message-----
> >         From: Paul Angus [mailto:paul.an...@shapeblue.com]
> >         Sent: dinsdag 7 februari 2017 08:14
> >         To: dev@cloudstack.apache.org
> >         Subject: Re: [PROPOSAL] add native container orchestration
> service
> >
> >         Will is 100% correct.  As I mentioned the Title is misleading.
> > However, Murali did clarify in his explanation; this is really about vm
> > cluster orchestration.
> >
> >
> >
> >         ________________________________
> >         From: Will Stevens <wstev...@cloudops.com>
> >         Sent: 6 Feb 2017 22:54
> >         To: dev@cloudstack.apache.org
> >         Subject: Re: [PROPOSAL] add native container orchestration
> service
> >
> >         ​My understanding is that what Paul is talking about is what is
> > already built and IS what the thread is talking about.​
> >
> >         *Will STEVENS*
> >         Lead Developer
> >
> >         <https://goo.gl/NYZ8KK>
> >
> >         On Mon, Feb 6, 2017 at 2:29 PM, Rajesh Ramchandani <
> > rajesh.ramchand...@accelerite.com> wrote:
> >
> >         > Hi Paul - I think this is different from what the thread was
> > about.
> >         > The conversation was specifically about adding support for
> > container
> >         > orchestrators. You are talking about provisioning a group of
> VMs.
> >         > Although, this is something I think several Cloudstack users
> have
> >         > requested before and we should propose a solution to this.
> >         >
> >         > Raj
> >         >
> >         > ________________________________
> >         > From: Paul Angus <paul.an...@shapeblue.com>
> >         > Sent: Monday, February 6, 2017 11:16:41 AM
> >         > To: dev@cloudstack.apache.org
> >         > Subject: RE: [PROPOSAL] add native container orchestration
> > service
> >         >
> >         > #WhatHeSaid
> >         >
> >         > The title is misleading.  The proposal is purely to add the
> > notion of
> >         > Clusters of VMs to CloudStack.  These may be for databases,
> > containers
> >         > or anything else that needs 'clusters' of compute. Self-healing
> > and
> >         > autoscaling are logical next steps to be added.
> >         >
> >         > Those guys at ShapeBlue have open-sourced their whole k8s
> > container
> >         > service piece.  If/when the 'cluster' part of that work is
> added
> > into
> >         > CloudStack, the k8s specific pieces can be used by anyone who
> > wants
> >         > to, alternatively they could be used for reference in order to
> > create
> >         > another types of cluster.  (or ignored completely).
> >         >
> >         >
> >         >
> >         >
> >         > paul.an...@shapeblue.com
> >         > www.shapeblue.com<http://www.shapeblue.com>
> >         > 53 Chandos Place, Covent Garden, London  WC2N 4HSUK @shapeblue
> >         >
> >         >
> >         >
> >         >
> >         > -----Original Message-----
> >         > From: Will Stevens [mailto:williamstev...@gmail.com]
> >         > Sent: 31 January 2017 13:26
> >         > To: dev@cloudstack.apache.org
> >         > Subject: Re: [PROPOSAL] add native container orchestration
> > service
> >         >
> >         > s/cloud-init/cloud-config/
> >         >
> >         > On Jan 31, 2017 7:24 AM, "Will Stevens" <
> > williamstev...@gmail.com> wrote:
> >         >
> >         > > I think that is covered in this proposal. There is nothing
> k8s
> >         > > specific in this integration (from what I understand), all
> the
> > k8s
> >         > > details are passed in via the cloud-init configuration after
> > the
> >         > > cluster
> >         > has been provisioned.
> >         > >
> >         > > On Jan 31, 2017 3:06 AM, "Lianghwa Jou"
> >         > > <lianghwa....@accelerite.com>
> >         > > wrote:
> >         > >
> >         > >
> >         > > There are many container orchestrators. Those container
> >         > > orchestrators are happy to run on any VMs or bare metal
> > machines.
> >         > > K8s is just one of them and there will be more in the future.
> > It may
> >         > > not be a good idea to make CloudStack to be k8s aware. IMO,
> the
> >         > > relationship between k8s and cloudstack should be similar to
> >         > > application and os. It probably not a good idea to make your
> > OS to
> >         > > be aware of any specific applications so IMHO I don’t think
> > k8s should be native to CloudStack.
> >         > > It makes more sense to provide some generic services that
> many
> >         > > applications can take advantages of. Some generic resource
> > grouping
> >         > > service makes sense so a group of VMs, baremetal machines or
> > network
> >         > > can be treated as a single entity. Some life cycle management
> > will
> >         > > be necessary for these entities too. We can deploy k8s,
> swarm,
> > dcos
> >         > > or even non-container specific services on top of CloudStack.
> > The
> >         > > k8s is changing fast. One single tenant installation may need
> > more
> >         > > than one VM group and may actually requires more (k8s
> > federation).
> >         > > It will be a struggle to be in sync if we try to bring k8s
> > specific
> >         > > knowledge into
> >         > cloudstack.
> >         > >
> >         > > Regards,
> >         > >
> >         > >
> >         > > --
> >         > > Lianghwa Jou
> >         > > VP Engineering, Accelerite
> >         > > email: lianghwa....@accelerite.com
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
> >         > > On 1/29/17, 11:54 PM, "Murali Reddy" <
> > murali.re...@shapeblue.com> wrote:
> >         > >
> >         > >
> >         > >     I agree with some good views Will has shared and I also
> > agree to
> >         > > the concerns raised by Wido and Eric. IMO we need balance of
> > staying
> >         > > relevant/add new features vs stability of CloudStack and take
> >         > > corrective action if needed. We have two good examples for
> > both.
> >         > > When SDN was hot technology CloudStack ended up with bunch of
> > SDN
> >         > > controller
> >         > integrations.
> >         > > Few years later, now CloudStack is carrying baggage with no
> >         > > maintainers for those plugins, with probably not many of
> > CloudStack
> >         > users needing overlays.
> >         > > On the other hand, other than attempt to liaison with ETSI
> for
> > NFV
> >         > > no effort was done. OpenStack has become de-facto for NFV.
> Now
> > for
> >         > > OpenStack, arguably NFV has become larger use case than cloud
> > it self.
> >         > > I concur with Will’s point that with minimal viable solution
> > that
> >         > > does not change the core of CloudStack, and can keep
> CloudStack
> >         > > relevant is worth to be taken in.
> >         > >
> >         > >     Will,
> >         > >
> >         > >     To your question of how different is from ShapeBlue’s
> > container
> >         > > service, its design, implementation and API semantics etc
> > remain same.
> >         > > ShapeBlue’s container service was true drop in plug-in to
> >         > > CloudStack, with this proposal I am trying to re-work to make
> > it a
> >         > > core CloudStack pluggable service which is part of
> CloudStack.
> >         > >
> >         > >     Key concepts that this proposal is trying to add
> >         > >
> >         > >         - add notion of ‘container cluster’ as a first class
> > entity
> >         > > in CloudStack. Which is bacially collection of other
> CloudStack
> >         > > resources (like VM’s, networks, public ip, network rules etc)
> >         > >         - life cycle operation to manage ‘container cluster’
> > like
> >         > > create, delete, start, stop, scale-up, scale-down, heal etc
> >         > >         - orchestrate container orchestrator control plane on
> > top of
> >         > > provisioned resources
> >         > >
> >         > >     At-least for k8s (which is what this proposal is
> > targeting),
> >         > > integration with k8s is bare minimum. There are cloud-config
> > scripts
> >         > > that automatically setup k8s cluster master and node VM’s.
> All
> >         > > CloudStack is doing in passing the cloud-config to the core
> OS
> > VM’s
> >         > > as
> >         > user data.
> >         > >
> >         > >     Regards
> >         > >     Murali Reddy
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >     On 29/01/17, 8:54 AM, "Will Stevens" <
> > williamstev...@gmail.com
> >         > > on behalf of wstev...@cloudops.com> wrote:
> >         > >
> >         > >     >I agree that we need to be careful what we take on and
> > own inside
> >         > >     >CloudStack.  I feel like some of the plugins or
> > integrations
> >         > > which we have
> >         > >     >been "maintaining" may serve us better to abandon, but I
> > feel
> >         > > like that is
> >         > >     >a whole discussion on its own.
> >         > >     >
> >         > >     >In this case, I feel like there is a minimum viable
> > solution
> >         > > which puts
> >         > >     >CloudStack in a pretty good place to enable container
> > orchestration.
> >         > > For
> >         > >     >example, one of the biggest challenges with K8S is the
> > fact
> >         > > that it
> >         > is
> >         > >     >single tenant.  CloudStack has good multi tenancy
> support
> > and
> >         > > has
> >         > the
> >         > >     >ability to orchestrate the underlying infra quite well.
> > We
> >         > > will have to be
> >         > >     >very careful not to try to own too deep into the K8S
> world
> >         > > though, in my
> >         > >     >opinion.  We only want to be responsible for providing
> the
> >         > > infra (and a way
> >         > >     >to bootstrap K8S ideally) and be able to scale the
> infra,
> >         > > everything else
> >         > >     >should be owned by the K8S on top.  That is the way I
> see
> > it
> >         > > anyway, but
> >         > >     >please add your input.
> >         > >     >
> >         > >     >I think it is a liability to try to go too deep, for the
> > same
> >         > > reasons Wido
> >         > >     >and Erik have mentioned.  But I also think we need to
> > take it
> >         > > seriously
> >         > >     >because that train is moving and this may be a good
> > opportunity
> >         > > to stay
> >         > >     >relevant in a rapidly changing market.
> >         > >     >
> >         > >     >*Will STEVENS*
> >         > >     >Lead Developer
> >         > >     >
> >         > >     ><https://goo.gl/NYZ8KK>
> >         > >     >
> >         > >     >On Sat, Jan 28, 2017 at 1:13 PM, Wido den Hollander
> >         > > <w...@widodh.nl>
> >         > > wrote:
> >         > >     >
> >         > >     >>
> >         > >     >> > Op 27 januari 2017 om 16:08 schreef Will Stevens <
> >         > > wstev...@cloudops.com
> >         > >     >> >:
> >         > >     >> >
> >         > >     >> >
> >         > >     >> > Hey Murali,
> >         > >     >> > How different is this proposal than what ShapeBlue
> > already
> >         > > built.  It
> >         > >     >> looks
> >         > >     >> > pretty consistent with the functionality that you
> > guys open
> >         > > sourced in
> >         > >     >> > Seville.
> >         > >     >> >
> >         > >     >> > I have not yet used this functionality, but I have
> > reports
> >         > > that it works
> >         > >     >> > quite well.
> >         > >     >> >
> >         > >     >> > I believe the premise here is to only orchestrate
> the
> > VM
> >         > > layer
> >         > and
> >         > >     >> > basically expose a "group" of running VMs to the
> > user.  The
> >         > > user is
> >         > >     >> > responsible for configuring K8S or whatever other
> > container
> >         > > orchestrator
> >         > >     >> on
> >         > >     >> > top.  I saw mention of the "cloud-config" scripts in
> > the
> >         > > FS, how are
> >         > >     >> those
> >         > >     >> > exposed to the cluster?  Maybe the FS can expand on
> > that a bit?
> >         > >     >> >
> >         > >     >> > I believe the core feature that is being requested
> to
> > be
> >         > > added is the
> >         > >     >> > ability to create a group of VMs which will be kept
> > active
> >         > > as a group if
> >         > >     >> at
> >         > >     >> > all possible.  ACS would be responsible for making
> > sure
> >         > > that the number
> >         > >     >> of
> >         > >     >> > VMs specified for the group are in running state and
> > it
> >         > > would spin up new
> >         > >     >> > VMs as needed in order to satisfy the group
> > settings.  In
> >         > > general, it is
> >         > >     >> > understood that any application running on this
> group
> > would
> >         > > have to be
> >         > >     >> > fault tolerant enough to be able to rediscover a new
> > VM if
> >         > > one fails and
> >         > >     >> is
> >         > >     >> > replaced by a fresh copy.  Is that fair to say?  How
> > is it
> >         > > expected that
> >         > >     >> > this service discovery is done, just by VMs being
> > present
> >         > > on the network?
> >         > >     >> >
> >         > >     >> > As for some of the other people's concerns in this
> > thread.
> >         > >     >> >
> >         > >     >> > - Regarding Wido's remarks.  I understand that there
> > is
> >         > > some
> >         > added
> >         > >     >> > complexity, but I don't feel like the scope of the
> > addition is
> >         > >     >> > unrealistic.  I think the LXC integration was a lot
> > farther
> >         > > out of the
> >         > >     >> > scope of what ACS does then this is.  This does not
> > change
> >         > > the "things"
> >         > >     >> > which ACS orchestrates, it just adds the concept of
> a
> >         > > grouping of things
> >         > >     >> > which ACS already manages.  I think this is the
> right
> >         > > approach since it
> >         > >     >> is
> >         > >     >> > not trying to be a container orchestrator.  We will
> > never
> >         > > compete with
> >         > >     >> K8S,
> >         > >     >> > for example, and we should not try, but K8S is here
> > and the
> >         > > market wants
> >         > >     >> > it.  I do think we should be keeping our head up
> > about that
> >         > > fact because
> >         > >     >> > being able to provide a the underlay for K8S is very
> >         > > valuable in the
> >         > >     >> > current marketplace.  I see this functionality as a
> > way to
> >         > > enable K8S
> >         > >     >> > adoption on top of ACS without changing our core
> > values.
> >         > >     >> >
> >         > >     >> > - Regarding Erik's remarks.  The container space is
> > moving
> >         > > fast, but so
> >         > >     >> is
> >         > >     >> > the industry.  If we want to remain relevant, we
> need
> > to be
> >         > > able to
> >         > >     >> adapt a
> >         > >     >> > bit.  I don't think this is a big shift in what we
> > do, but
> >         > > it is one that
> >         > >     >> > enables people to be able to start running with
> > something
> >         > > like K8S on top
> >         > >     >> > of their existing ACS.  This is something we are
> > interested
> >         > > in doing and
> >         > >     >> so
> >         > >     >> > are our customers.  If we can have a thin layer in
> ACS
> >         > > which helps enable
> >         > >     >> > the use of K8S (or other container orchestrators) by
> >         > orchestrating
> >         > >     >> > infrastructure, as we already do, and making it
> > easier to
> >         > > adopt
> >         > a
> >         > >     >> container
> >         > >     >> > orchestrator running on top of ACS, I think that
> > gives us a
> >         > > nice foothold
> >         > >     >> > in the market.  I don't really feel it is fair to
> > compare
> >         > > containers to
> >         > >     >> > IPv6.  IPv6 has been out forever and it has taken
> > almost a
> >         > > decade to get
> >         > >     >> > anyone to adopt it.  Containers have really only
> been
> > here
> >         > > for like 2
> >         > >     >> years
> >         > >     >> > and they are changing the market landscape in a very
> > real way.
> >         > >     >> >
> >         > >     >> > Kind of on topic and kind of off topic.  I think
> >         > > understanding
> >         > our
> >         > >     >> approach
> >         > >     >> > to containers is going to be important for the ACS
> >         > > community as a whole.
> >         > >     >> > If we don't offer that market anything, then we will
> > not be
> >         > > considered
> >         > >     >> and
> >         > >     >> > we will lose market share we can't afford to lose.
> > If we
> >         > > try to hitch
> >         > >     >> our
> >         > >     >> > horse to that cart too much, we will not be able to
> be
> >         > > agile enough and
> >         > >     >> > will fail.  I feel like the right approach is for us
> > to
> >         > > know that it is a
> >         > >     >> > thriving market and continue to do what we do, but
> to
> >         > > extend an olive
> >         > >     >> > branch to that market.  I think this sort of
> > implementation
> >         > > is the right
> >         > >     >> > approach because we are not trying to do too much.
> > We are
> >         > > simply giving
> >         > >     >> a
> >         > >     >> > foundation on which the next big thing in the
> > container
> >         > > orchestration
> >         > >     >> world
> >         > >     >> > can adopt without us having to compete directly in
> > that
> >         > > space.  I think
> >         > >     >> we
> >         > >     >> > have to focus on what we do best, but at the same
> > time,
> >         > > think about what
> >         > >     >> we
> >         > >     >> > can do to enable that huge market of users to adopt
> > ACS as their
> >         > >     >> > foundation.  The ability to offer VMs and containers
> > in the
> >         > > same data
> >         > >     >> plane
> >         > >     >> > is something we have the ability to do, especially
> > with
> >         > > this approach,
> >         > >     >> and
> >         > >     >> > is something that most other softwares can not do.
> > The
> >         > > adoption of
> >         > >     >> > containers by bigger organizations will be only part
> > of
> >         > > their workload,
> >         > >     >> > they will still be running VMs for the foreseeable
> > future.
> >         > > Being able to
> >         > >     >> > appeal to that market is going to be important for
> us.
> >         > >     >> >
> >         > >     >> > Hopefully I don't have too many strong opinions
> here,
> > but I
> >         > > do think we
> >         > >     >> > need to be thinking about how we move forward in a
> > world
> >         > > which
> >         > is
> >         > >     >> adopting
> >         > >     >> > containers in a very real way.
> >         > >     >> >
> >         > >     >>
> >         > >     >> Understood. I just want to prevent that we add more
> > features
> >         > > to CloudStack
> >         > >     >> which are poorly maintained. Not judging Murali here
> at
> > all,
> >         > > but I'd rather
> >         > >     >> see CloudStack loose code then have it added.
> >         > >     >>
> >         > >     >> Thinking about LXC, would like to see that removed
> > together
> >         > > with various
> >         > >     >> other network plugins which I think are rarely used.
> >         > >     >>
> >         > >     >> Now, the idea of Murali was misunderstood by me. I
> > think it
> >         > > would be worth
> >         > >     >> more if we would improve our cloud-init support and
> >         > > integration in various
> >         > >     >> tools which makes it much easier to deploy VMs running
> >         > > containers
> >         > ON
> >         > >     >> CloudStack.
> >         > >     >>
> >         > >     >> Not so much changing CloudStack code, but rather
> tooling
> >         > > around
> >         > it.
> >         > >     >>
> >         > >     >> If we have CloudStack talking to Kubernetes we
> suddenly
> > have
> >         > > to maintain
> >         > >     >> that API integration. Who's going to do that.
> > Realistically.
> >         > >     >>
> >         > >     >> That's my main worry in this regard.
> >         > >     >>
> >         > >     >> We have so much more work to do in ACS in total that I
> > don't
> >         > > know if this
> >         > >     >> is the realistic route. I talk to many people who are
> > not
> >         > > looking
> >         > at
> >         > >     >> containers and are still working with VMs.
> >         > >     >>
> >         > >     >> There is not a single truth which is true, it really
> > depends
> >         > > on who you
> >         > >     >> ask.
> >         > >     >>
> >         > >     >> Wido
> >         > >     >>
> >         > >     >> > Cheers,
> >         > >     >> >
> >         > >     >> > Will
> >         > >     >> >
> >         > >     >> > *Will STEVENS*
> >         > >     >> > Lead Developer
> >         > >     >> >
> >         > >     >> > <https://goo.gl/NYZ8KK>
> >         > >     >> >
> >         > >     >> > On Fri, Jan 27, 2017 at 5:38 AM, Erik Weber
> >         > > <terbol...@gmail.com>
> >         > > wrote:
> >         > >     >> >
> >         > >     >> > > On Fri, Jan 27, 2017 at 7:20 AM, Murali Reddy <
> >         > > muralimmre...@gmail.com
> >         > >     >> >
> >         > >     >> > > wrote:
> >         > >     >> > > > All,
> >         > >     >> > > >
> >         > >     >> > > > I would like propose native functionality into
> >         > > CloudStack to provide
> >         > >     >> a
> >         > >     >> > > container service through which users out-of-the
> > box can
> >         > > use to launch
> >         > >     >> > > container based application. Idea is to support
> > ability
> >         > > to orchestrate
> >         > >     >> the
> >         > >     >> > > resources and automate aspects of setting up
> > container
> >         > > orchestrator
> >         > >     >> through
> >         > >     >> > > CloudStack. Public IAAS service providers AWS with
> > its
> >         > > ECS [1] and
> >         > >     >> google
> >         > >     >> > > with GKE [2] already provides ability container
> > applications.
> >         > >     >> Competitive
> >         > >     >> > > cloud orchestration platforms already have native
> > support
> >         > > for container
> >         > >     >> > > service. Users of CloudStack both as public cloud
> >         > > providers and users
> >         > >     >> with
> >         > >     >> > > private clouds will benefit with such
> functionality.
> >         > >     >> > > >
> >         > >     >> > > > While container orchestrator of user choice can
> be
> >         > > provisioned on
> >         > >     >> top of
> >         > >     >> > > CloudStack (with out CloudStack being involved)
> with
> >         > > tools
> >         > like
> >         > >     >> > > TerraForm[3], Ansible[4] etc, advantage of having
> > native
> >         > > orchestration
> >         > >     >> is
> >         > >     >> > > giving user a nice cohesive integration. This
> > proposal
> >         > > would like add a
> >         > >     >> > > notion of first class CloudStack entity called
> > container
> >         > > cluster which
> >         > >     >> can
> >         > >     >> > > be used to provision resources, scale up, scale
> > down,
> >         > > start and stop
> >         > >     >> the
> >         > >     >> > > cluster of VM’s on which containerised
> applications
> > can
> >         > > be
> >         > run.
> >         > > For
> >         > >     >> actual
> >         > >     >> > > container orchestration we will still need
> container
> >         > > orchestrator like
> >         > >     >> > > docker swarm, marathon, kubernetes, but CloudStack
> >         > > container service
> >         > >     >> can
> >         > >     >> > > automate setting up of control place
> automatically.
> >         > >     >> > > >
> >         > >     >> > >
> >         > >     >> > > To be honest I'm torn on this one.
> >         > >     >> > >
> >         > >     >> > > Containers are a rapid changing thing, and while
> > docker swam,
> >         > >     >> > > kubernetes, rancher or whatnot is popular today,
> > they
> >         > > might not be
> >         > >     >> > > tomorrow.
> >         > >     >> > > They might use CoreOS today, but might not
> tomorrow.
> >         > >     >> > >
> >         > >     >> > > We have a rather poor track record of staying up
> to
> > date
> >         > > with new
> >         > >     >> > > features/versions, and adding a feature that is so
> >         > > rapidly changing
> >         > >     >> > > is, I fear, going to be hard to maintain.
> >         > >     >> > > Want an example, look at xenserver. It is one of
> > the most used
> >         > >     >> > > hypervisors we support, yet it took 6 months or so
> > for us
> >         > > to support
> >         > >     >> > > the latest release.
> >         > >     >> > > Or IPv6...
> >         > >     >> > >
> >         > >     >> > > I don't mean to bash at maintainers/implementers
> of
> > those
> >         > > features, I
> >         > >     >> > > appreciate all the work being done in every
> aspect,
> > but I
> >         > > believe we
> >         > >     >> > > should be realistic and realize that we have
> issues
> > with
> >         > > keeping stuff
> >         > >     >> > > up to date.
> >         > >     >> > >
> >         > >     >> > > I'd say focus on making sure other tools can do
> > their job
> >         > > well against
> >         > >     >> > > CloudStack (kops, rancher, ++), but that does not
> > mean I
> >         > > will
> >         > > -1 the
> >         > >     >> > > idea if anyone really wants to go through with it.
> >         > >     >> > >
> >         > >     >> > > --
> >         > >     >> > > Erik
> >         > >     >> > >
> >         > >     >>
> >         > >
> >         > >     murali.re...@shapeblue.com
> >         > >     www.shapeblue.com<http://www.shapeblue.com>
> >         > >     53 Chandos Place, Covent Garden, London  WC2N 4HSUK
> >         > >     @shapeblue
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
> >         > >
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