Create VMs

For sites

Create two kubernetes clusters aka sites. Each site should have one master and at least three worker nodes with below config -

Configure Kubernetes Clusters

Prepare sites

Note that we are using "coredns" feature gate instead of "kube-dns".

Site 1

Follow steps from below link to install a kubernetes cluster with SDN-C using kubeadm, with four VMs created in above step -

Site 2

Follow steps from below link to install another kubernetes cluster with SDN-C using kubeadm, with four VMs created in above step -

Before deploying SDN-C Cluster on secondary kubernetes cluster, configure the geographic site id as below:

Configure geographic site id

for secondary site (site 2)

vi kubernetes/common/mysql/values.yaml

Change the following fields with the new value:

field	new value	old value
geoSiteId	2	1