Add examples with kubevirt

* Add helpers to install kubevirt and its dependencies
* Add examples how to use kubevirt

Related-Prod: PRODX-3456
Change-Id: I3ade65df5f8ddff39f35605104851833d74690a1
diff --git a/kubevirt/examples/05-migrate-vm-volumes/cirros.yaml b/kubevirt/examples/05-migrate-vm-volumes/cirros.yaml
new file mode 100644
index 0000000..b203985
--- /dev/null
+++ b/kubevirt/examples/05-migrate-vm-volumes/cirros.yaml
@@ -0,0 +1,61 @@
+---
+apiVersion: kubevirt.io/v1
+kind: VirtualMachine
+metadata:
+  labels:
+    kubevirt.io/vm: cirros-migrate
+  name: cirros-migrate
+spec:
+  running: false
+  template:
+    metadata:
+      labels:
+        kubevirt.io/vm: cirros-migrate
+    spec:
+      domain:
+        devices:
+          disks:
+          - disk:
+              bus: virtio
+            name: containerdisk
+          - disk:
+              bus: virtio
+            name: cloudinitdisk
+            #          - disk:
+            #              bus: virtio
+            #            name: host-disk
+          - disk:
+              bus: virtio
+            name: metrics
+          - disk:
+              bus: virtio
+            name: mypvcdisk
+          interfaces:
+            - name: default
+              masquerade: {}
+        resources:
+          requests:
+            memory: 128Mi
+      terminationGracePeriodSeconds: 0
+      networks:
+        - name: default
+          pod: {} # Stock pod network
+      volumes:
+      - containerDisk:
+          image: docker.io/jumpojoy/kubevirt-cirros:0.6.2
+        name: containerdisk
+      - name: mypvcdisk
+        persistentVolumeClaim:
+          claimName: cirros-migrate
+          #      - hostDisk:
+          #          capacity: 1Gi
+          #          path: /data/disk.img
+          #          type: DiskOrCreate
+          #        name: host-disk
+      - name: metrics
+        downwardMetrics: {}
+      - cloudInitNoCloud:
+          userData: |
+            #!/bin/sh
+            echo 'printed from cloud-init userdata'
+        name: cloudinitdisk
diff --git a/kubevirt/examples/05-migrate-vm-volumes/pvc.yaml b/kubevirt/examples/05-migrate-vm-volumes/pvc.yaml
new file mode 100644
index 0000000..4015580
--- /dev/null
+++ b/kubevirt/examples/05-migrate-vm-volumes/pvc.yaml
@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: cirros-migrate
+  namespace: default
+spec:
+  accessModes:
+  - ReadWriteMany
+  resources:
+    requests:
+      storage: 2G
+  # ReadWriteMany is supported only in Block mode
+  volumeMode: Block
diff --git a/kubevirt/examples/05-migrate-vm-volumes/run.sh b/kubevirt/examples/05-migrate-vm-volumes/run.sh
new file mode 100755
index 0000000..1971190
--- /dev/null
+++ b/kubevirt/examples/05-migrate-vm-volumes/run.sh
@@ -0,0 +1,39 @@
+EXAMPLES_DIR=$(cd $(dirname "$0")/.. && pwd)
+WORKDIR=$(cd $(dirname "$0") && pwd)
+source ${EXAMPLES_DIR}/lib.sh
+
+command=$1
+
+function run {
+    echo "Creating PVC"
+    kubectl apply -f pvc.yaml
+
+    echo "Creating VM"
+    kubectl apply -f cirros.yaml
+
+    echo "Starting VM"
+    virtctl start cirros-migrate
+
+    echo "Waiting VM is Running."
+    wait_vm_state cirros-migrate Running
+
+    kubectl get pods -o wide
+
+    read -p "Press any key to start live migration" -n 1 -r
+    virtctl migrate cirros-migrate
+
+    for i in {1..5}; do
+        kubectl get pods -o wide
+        kubectl get vmim
+        sleep 5
+    done
+}
+
+function cleanup {
+    kubectl delete -f cirros.yaml
+    kubectl delete -f pvc.yaml
+}
+
+pushd $WORKDIR
+$command
+popd