This wiki describes how to set up a Kubernetes cluster with kuberadm, and then deploying SDN-C within that Kubernetes cluster.
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# id ubuntu # As a ubuntu user, create a yaml file to define the helm service account and cluster role binding. cat > tiller-serviceaccount.yaml << EOF apiVersion: v1 kind: ServiceAccount metadata: name: tiller namespace: kube-system --- kind: ClusterRoleBinding apiVersion: rbac.authorization.k8s.io/v1beta1 metadata: name: tiller-clusterrolebinding subjects: - kind: ServiceAccount name: tiller namespace: kube-system roleRef: kind: ClusterRole name: cluster-admin apiGroup: "" EOF # Create a ServiceAccount and ClusterRoleBinding based on the created file. sudo kubectl create -f tiller-serviceaccount.yaml # Verify which helm helm version # Only Client version is shown. Expect delay in getting prompt back. CTRL+C to get the prompt back! |
Initialize helm....This command installs Tiller. It also discovers Kubernetes clusters by reading $KUBECONFIG (default '~/.kube/config') and using the default context.
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decrease sdnc pods to 1 $ kubectl scale statefulset sdnc -n onap-sdnc --replicas=1 statefulset "sdnc" scaled # verify ..2 sdnc pods will terminate $ kubectl get pods --all-namespaces -a | grep sdnc onap-sdnc nfs-provisioner-5fb9fcb48f-cj8hm 1/1 Running 0 21h onap-sdnc sdnc-0 2/2 Running 0 2h onap-sdnc sdnc-1 0/2 Terminating 0 40m onap-sdnc sdnc-2 0/2 Terminating 0 15m increase sdnc pods to 5 $ kubectl scale statefulset sdnc -n onap-sdnc --replicas=5 statefulset "sdnc" scaled increase db pods to 4 $kubectl scale statefulset sdnc-dbhost -n onap-sdnc --replicas=5 statefulset "sdnc-dbhost" scaled $ kubectl get pods --all-namespaces -o wide | grep onap-sdnc onap-sdnc nfs-provisioner-7fd7b4c6b7-d6k5t 1/1 Running 0 13h 10.42.0.149 sdnc-k8s onap-sdnc sdnc-0 2/2 Running 0 13h 10.42.134.186 sdnc-k8s onap-sdnc sdnc-1 2/2 Running 0 13h 10.42.186.72 sdnc-k8s onap-sdnc sdnc-2 2/2 Running 0 13h 10.42.51.86 sdnc-k8s onap-sdnc sdnc-dbhost-0 2/2 Running 0 13h 10.42.190.88 sdnc-k8s onap-sdnc sdnc-dbhost-1 2/2 Running 0 12h 10.42.213.221 sdnc-k8s onap-sdnc sdnc-dbhost-2 2/2 Running 0 5m 10.42.63.197 sdnc-k8s onap-sdnc sdnc-dbhost-3 2/2 Running 0 5m 10.42.199.38 sdnc-k8s onap-sdnc sdnc-dbhost-4 2/2 Running 0 4m 10.42.148.85 sdnc-k8s onap-sdnc sdnc-dgbuilder-6ff8d94857-hl92x 1/1 Running 0 13h 10.42.255.132 sdnc-k8s onap-sdnc sdnc-portal-0 1/1 Running 0 13h 10.42.141.70 sdnc-k8s onap-sdnc sdnc-portal-1 1/1 Running 0 13h 10.42.60.71 sdnc-k8s onap-sdnc sdnc-portal-2 |
sudo ntpdate -s 10.247.5.11