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#!/bin/bash
#
# ============LICENSE_START====================================================
# Copyright (C) 2022 Nordix Foundation.
# =============================================================================
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# SPDX-License-Identifier: Apache-2.0
# ============LICENSE_END======================================================
# This script spins up kubernetes cluster in Microk8s for deploying policy helm charts.
function spin_microk8s_cluster () {
echo "Verify if Microk8s cluster is running.."
microk8s version
exitcode="${?}"
if [ "$exitcode" -ne 0 ]; then
echo "Microk8s cluster not available, Spinning up the cluster.."
sudo snap install microk8s --classic --channel=1.25/stable
if [ "${?}" -ne 0 ]; then
echo "Failed to install kubernetes cluster. Aborting.."
return 1
fi
echo "Microk8s cluster installed successfully"
sudo usermod -a -G microk8s $USER
echo "Enabling DNS and helm3"
microk8s.enable dns helm3
echo "Creating configuration file for Microk8s"
microk8s kubectl config view --raw > $HOME/.kube/config
chmod 600 $HOME/.kube/config
echo "K8s installation completed"
else
echo "K8s cluster is already running"
return 0
fi
}
function teardown_cluster () {
echo "Removing k8s cluster and k8s configuration file"
sudo snap remove microk8s;rm -rf $HOME/.kube/config
echo "K8s Cluster removed"
}
if [ $1 == "install" ]; then
spin_microk8s_cluster
if [ "${?}" -eq 0 ]; then
echo "Installing policy helm charts in the default namespace"
cd ../helm/;helm dependency build policy;microk8s helm install dev-policy policy;
echo "Policy chart installation completed"
fi
elif [ $1 == "uninstall" ]; then
teardown_cluster
else
echo "Invalid arguments provided. Usage: $0 [option..] {install | uninstall}"
fi
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