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Kubernetes Federation requires a kubernetes cluster as a pre-requisite.

Create VMs

Create two VMs - kubefed-1(master) and kubefed-1w(worker) with below config -

VCPUs4
Disk20 GB
RAM16 GB



Configure Kubernetes Cluster

Follow steps from below link to install a kubernetes cluster using kubeadm, comprising just two VMs created in above step -

https://wiki.onap.org/display/DW/Deploying+Kubernetes+Cluster+with+kubeadm

Steps before "Configuring SDN-C ONAP" stage need only be followed. Also, note that for Federation cluster, we are going to use kubenetes version - 1.8.6.

We are using kubefed version 1.8.6. Steps for installing specific version are added in the referred wiki page.

 

Verify below pods up and running after completing all steps -

 

root@kubefed-1:~# kubectl get pods --all-namespaces
NAMESPACE     NAME                                READY     STATUS    RESTARTS   AGE
kube-system   etcd-kubefed-1                      1/1       Running   0          1h
kube-system   kube-apiserver-kubefed-1            1/1       Running   0          1h
kube-system   kube-controller-manager-kubefed-1   1/1       Running   0          1h
kube-system   kube-dns-545bc4bfd4-kfdz8           3/3       Running   0          1h
kube-system   kube-proxy-g7bxn                    1/1       Running   0          1h
kube-system   kube-proxy-q82lg                    1/1       Running   0          1h
kube-system   kube-scheduler-kubefed-1            1/1       Running   0          1h
kube-system   tiller-deploy-546cf9696c-fbckp      1/1       Running   0          1h
kube-system   weave-net-9zlrh                     2/2       Running   0          1h
kube-system   weave-net-dn7fj                     2/2       Running   1          1h
root@kubefed-1:~#

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