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/12-snapshot-vm/cirros.yaml b/kubevirt/examples/12-snapshot-vm/cirros.yaml
new file mode 100644
index 0000000..13cdc51
--- /dev/null
+++ b/kubevirt/examples/12-snapshot-vm/cirros.yaml
@@ -0,0 +1,39 @@
+---
+apiVersion: kubevirt.io/v1
+kind: VirtualMachine
+metadata:
+ labels:
+ kubevirt.io/vm: cirros-snapshot
+ name: cirros-snapshot
+spec:
+ running: true
+ template:
+ metadata:
+ labels:
+ kubevirt.io/vm: cirros-snapshot
+ spec:
+ domain:
+ devices:
+ disks:
+ - disk:
+ bus: virtio
+ name: containerdisk
+ - disk:
+ bus: virtio
+ name: cloudinitdisk
+ resources:
+ requests:
+ memory: 128Mi
+ terminationGracePeriodSeconds: 0
+ volumes:
+ - containerDisk:
+ image: docker.io/jumpojoy/kubevirt-cirros:0.6.2
+ name: containerdisk
+ - name: mypvcdisk
+ persistentVolumeClaim:
+ claimName: cirros-snapshot
+ - cloudInitNoCloud:
+ userData: |
+ #!/bin/sh
+ echo 'printed from cloud-init userdata'
+ name: cloudinitdisk
diff --git a/kubevirt/examples/12-snapshot-vm/pvc.yaml b/kubevirt/examples/12-snapshot-vm/pvc.yaml
new file mode 100644
index 0000000..ac300bf
--- /dev/null
+++ b/kubevirt/examples/12-snapshot-vm/pvc.yaml
@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+ name: cirros-snapshot
+ namespace: default
+spec:
+ accessModes:
+ - ReadWriteOnce
+ resources:
+ requests:
+ storage: 2G
+ volumeMode: Filesystem
diff --git a/kubevirt/examples/12-snapshot-vm/restore.yaml b/kubevirt/examples/12-snapshot-vm/restore.yaml
new file mode 100644
index 0000000..8cfede4
--- /dev/null
+++ b/kubevirt/examples/12-snapshot-vm/restore.yaml
@@ -0,0 +1,10 @@
+apiVersion: snapshot.kubevirt.io/v1alpha1
+kind: VirtualMachineRestore
+metadata:
+ name: cirros-snapshot
+spec:
+ target:
+ apiGroup: kubevirt.io
+ kind: VirtualMachine
+ name: cirros-snapshot
+ virtualMachineSnapshotName: cirros-snapshot
diff --git a/kubevirt/examples/12-snapshot-vm/run.sh b/kubevirt/examples/12-snapshot-vm/run.sh
new file mode 100755
index 0000000..0742a56
--- /dev/null
+++ b/kubevirt/examples/12-snapshot-vm/run.sh
@@ -0,0 +1,72 @@
+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 "Waiting VM is Running."
+ wait_vm_state cirros-snapshot Running
+
+ echo "Login to VM and create some data on the volume. For example run:"
+ echo "sudo su"
+ echo "mkfs.ext4 /dev/sda"
+ echo "mkdir /mnt/vol01"
+ echo "mount -t ext4 /dev/sda /mnt/vol01"
+ echo "date > /mnt/vol01/here"
+ echo "sync"
+
+ read -p "Press any key to create snapshot" -n 1 -r
+ echo "Creating snapshot"
+
+ kubectl apply -f snapshot.yaml
+ wait_vmsnapshot_state cirros-snapshot Succeeded
+
+ kubectl get vmsnapshot
+ kubectl get volumesnapshotcontents
+
+ echo "Login to VM and create some more data on the volume. For example run:"
+ echo "sudo su"
+ echo "mkdir /mnt/vol01"
+ echo "mount -t ext4 /dev/sda /mnt/vol01"
+ echo "date > /mnt/vol01/there"
+ echo "sync"
+
+ read -p "Press any key to stop VM" -n 1 -r
+ virtctl stop cirros-snapshot
+ wait_vm_state cirros-snapshot Stopped
+
+ read -p "Press any key to restore VM snapshot" -n 1 -r
+ kubectl apply -f restore.yaml
+
+ wait_vmrestore_completed cirros-snapshot
+
+
+ echo "Starting VM"
+ virtctl start cirros-snapshot
+ wait_vm_state cirros-snapshot Running
+
+ echo "Login to VM and check data on the volume. For example run:"
+ echo "sudo su"
+ echo "mkdir /mnt/vol01"
+ echo "mount -t ext4 /dev/sda /mnt/vol01"
+ echo "ls -lah /mnt/vol01/"
+}
+
+
+function cleanup {
+ kubectlt delete -f snapshot.yaml
+ kubectl delete -f restore.yaml
+ kubectl delete -f pvc.yaml
+ kubectl delete -f cirros.yaml
+}
+
+pushd $WORKDIR
+$command
+popd
diff --git a/kubevirt/examples/12-snapshot-vm/snapshot.yaml b/kubevirt/examples/12-snapshot-vm/snapshot.yaml
new file mode 100644
index 0000000..f7b9a98
--- /dev/null
+++ b/kubevirt/examples/12-snapshot-vm/snapshot.yaml
@@ -0,0 +1,9 @@
+apiVersion: snapshot.kubevirt.io/v1alpha1
+kind: VirtualMachineSnapshot
+metadata:
+ name: cirros-snapshot
+spec:
+ source:
+ apiGroup: kubevirt.io
+ kind: VirtualMachine
+ name: cirros-snapshot