Re: [atomic-devel] Running VMs in Openshift

[Karanbir Singh <mail-lists karan org>]

On 21/03/17 16:45, Stef Walter wrote:
> One of the cool things you can do when implementing integration testing
> is staging the test dependencies using an OCI image. And scheduling
> integration tests in Openshift is also nice.
> 
> For tests that integrate a full operating system, you need to start up
> one or more VMs running that operating system. Tests then interact with
> those VMs.
> 
> It's easy to run VMs from inside of a privileged container that contains
> /dev/kvm. But I want to be able to run full operating system integration
> tests on an Openshift cluster without enabling privileged containers on
> all nodes.
> 
> So I've been playing with this, and hacked together:
> 
> https://github.com/stefwalter/oci-kvm-hook
> 
> This allows use of KVM inside any container running on a system where
> the hook is installed. The use of a hook for this is purely pragmatic.
> 
> A far better solution would be to change kubelet to have a --enable-kvm
> option ... similar to the --experimental-nvidia-gpus support I see there
> [1]. But since changes into kubernetes and then Openshift have a really
> long lead time, this lets us play with this before hand.
> 
> Stef
> 
> [1] https://kubernetes.io/docs/admin/kubelet/
> 

What would the network layer look like here ?


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Karanbir Singh
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