OVN IPSec East-West.md

OVN IPSec for east-west traffic

With OCP 4.7 IPSec for east-west traffic is a day-1 configuraiton. With OCP 4.8 this can also be applied as a day-2 configuration.

• Setup install-config.yaml to use IPSec

networking:
  networkType: OVNKubernetes

• Inject custom manifest manifest/manifest_cluster-network-03-config.yaml before generating configuration

apiVersion: operator.openshift.io/v1
kind: Network
metadata:
  creationTimestamp: null
  name: cluster
spec:
  clusterNetwork:
  - cidr: 10.128.0.0/14
    hostPrefix: 23
  externalIP:
    policy: {}
  networkType: OVNKubernetes
  serviceNetwork:
  - 172.30.0.0/16
  defaultNetwork:
    type: OVNKubernetes
    ovnKubernetesConfig:
      ipsecConfig: {}