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#!/bin/bash
# SPDX-license-identifier: Apache-2.0
##############################################################################
# Copyright (c) 2018
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
set -o errexit
set -o nounset
set -o pipefail
rm -f $HOME/*.yaml
virtlet_image=virtlet.cloud/fedora
pod_name=virtlet-pod
deployment_name=virtlet-deployment
cat << POD > $HOME/$pod_name.yaml
apiVersion: v1
kind: Pod
metadata:
name: $pod_name
annotations:
# This tells CRI Proxy that this pod belongs to Virtlet runtime
kubernetes.io/target-runtime: virtlet.cloud
VirtletCloudInitUserDataScript: |
#!/bin/sh
echo hello world
spec:
# This nodeAffinity specification tells Kubernetes to run this
# pod only on the nodes that have extraRuntime=virtlet label.
# This label is used by Virtlet DaemonSet to select nodes
# that must have Virtlet runtime
affinity:
nodeAffinity:
requiredDuringSchedulingIgnoredDuringExecution:
nodeSelectorTerms:
- matchExpressions:
- key: extraRuntime
operator: In
values:
- virtlet
containers:
- name: $pod_name
# This specifies the image to use.
# virtlet.cloud/ prefix is used by CRI proxy, the remaining part
# of the image name is prepended with https:// and used to download the image
image: $virtlet_image
imagePullPolicy: IfNotPresent
# tty and stdin required for "kubectl attach -t" to work
tty: true
stdin: true
resources:
limits:
# This memory limit is applied to the libvirt domain definition
memory: 160Mi
POD
cat << DEPLOYMENT > $HOME/$deployment_name.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
name: $deployment_name
labels:
app: virtlet
spec:
replicas: 1
selector:
matchLabels:
app: virtlet
template:
metadata:
labels:
app: virtlet
annotations:
# This tells CRI Proxy that this pod belongs to Virtlet runtime
kubernetes.io/target-runtime: virtlet.cloud
VirtletCloudInitUserDataScript: |
#!/bin/sh
echo hello world
spec:
affinity:
nodeAffinity:
requiredDuringSchedulingIgnoredDuringExecution:
nodeSelectorTerms:
- matchExpressions:
- key: extraRuntime
operator: In
values:
- virtlet
containers:
- name: $deployment_name
# This specifies the image to use.
# virtlet.cloud/ prefix is used by CRI proxy, the remaining part
# of the image name is prepended with https:// and used to download the image
image: $virtlet_image
imagePullPolicy: IfNotPresent
# tty and stdin required for "kubectl attach -t" to work
tty: true
stdin: true
resources:
limits:
# This memory limit is applied to the libvirt domain definition
memory: 160Mi
DEPLOYMENT
if $(kubectl version &>/dev/null); then
kubectl delete pod $pod_name --ignore-not-found=true --now
kubectl delete deployment $deployment_name --ignore-not-found=true --now
while kubectl get pod $pod_name &>/dev/null; do
sleep 5
done
kubectl create -f $HOME/$pod_name.yaml
while kubectl get deployment $deployment_name &>/dev/null; do
sleep 5
done
kubectl create -f $HOME/$deployment_name.yaml
sleep 5
deployment_pod=$(kubectl get pods | grep $deployment_name | awk '{print $1}')
for pod in $pod_name $deployment_pod; do
status_phase=""
while [[ $status_phase != "Running" ]]; do
new_phase=$(kubectl get pods $pod | awk 'NR==2{print $3}')
if [[ $new_phase != $status_phase ]]; then
echo "$(date +%H:%M:%S) - $pod : $new_phase"
status_phase=$new_phase
fi
if [[ $new_phase == "Err"* ]]; then
exit 1
fi
done
done
kubectl plugin virt virsh list
for pod in $pod_name $deployment_name; do
virsh_image=$(kubectl plugin virt virsh list | grep "virtlet-.*-$pod")
if [[ -z "$virsh_image" ]]; then
exit 1
fi
done
fi
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