Re: [atomic-devel] Install CRI-O on Atomic Host

[Daniel Walsh <dwalsh redhat com>]

On 1/30/19 2:02 PM, Colin Walters wrote:
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> On Tue, Jan 29, 2019, at 2:31 PM, mabi wrote:
>> Ah ok so standard CentOS would do it... I guess I missed the point, I 
>> thought Atomic Host is THE distribution to go with when using such 
>> platforms like okd.io/OpenShift...
> An interesting topic here is whether saying "Fedora/CentOS/RHEL" means *not* {Fedora, CentOS, RHEL} Atomic Host.  I don't think so; or to avoid double negatives, I think Atomic/CoreOS style systems are part of the family. 
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> Now, your question gets to a larger problem we've struggled with around OpenShift/Kubernetes and platform choices and how we manage things.  If you've noticed for OpenShift 4.0 we're doing something fundamentally different here with Red Hat CoreOS by baking in the kubelet/cri-o to the host directly.
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> Some people often forget that the rpm-ostree technology underlying Atomic Host has package layering; I briefly went to the https://cri-o.io/ web page but the link it has for CentOS RPMs is wrong as far as I can tell.  But if the RPMs exist it almost certainly works to do `rpm-ostree install cri-o`.  But really this is more about OKD.
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Right you can get CRI-O and OKD installed on atomic host as layered
packages.  But it will not be updated via the atomic upgrades.