ovn4nfv is not having any cni configuration. All the configuration are encapsulated within ovn4nfv-cni - build/bin/entrypoint
ovn4nfv-cni daemonset creates following cni configuration file /etc/cni/net.d/20-network.conf in each node
{
"name": "ovn4nfv-k8s-plugin",
"type": "ovn4nfvk8s-cni",
"cniVersion": "0.3.1"
}
ovn4nfv cni-server use incluster-communication and cni shim uses the out-of-cluster communication using the auto generated kubeconfig in each node.
Log is enabled by default and log file - /var/log/openvswitch/ovn4k8s.log
ovn log and openvswitch log can be find in the /var/log/openvswitch & /var/log/ovn