OpenNebula in Kubernetes¶

This document describes how ungleich is running OpenNebula within Kubernetes.

OpenNebula Hosts¶

• Running Debian Trixie + opennebula-node + sshd
• Running on hostnetwork for having access to the needed bridge(s)
• Using ceph sealed secret to access/store the key

Ceph credentials¶

Using sealed secret:

kubeseal -n rook-ceph -o yaml -f foo.yaml > ~/vcs/k8s-config/infrastructure/dev/opennebula-hosts/secrets/place10-libvirt-ceph.yaml

OpenNebula Control plane¶

Running the following:

• oned+friends
• mysql