| #!/bin/bash |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| |
| export PATH=$PATH:/opt/bin |
| node_name=$1 |
| node_type=$2 |
| operation=$3 |
| |
| if [ $operation == "remove" ]; then |
| if [ $node_type == "control" ]; then |
| # get the specific node |
| kubectl get nodes $node_name >/dev/null 2>&1 |
| if [[ $(echo $?) -eq 1 ]]; then |
| echo "No node with name $node_name present in the cluster, exiting..." |
| exit 0 |
| else |
| # Drain the node |
| kubectl drain $node_name --delete-local-data --force --ignore-daemonsets |
| fi |
| else |
| kubeadm reset -f |
| fi |
| else |
| sudo mkdir -p /home/cloud/.kube |
| sudo cp /root/.kube/config /home/cloud/.kube/ |
| sudo chown -R cloud:cloud /home/cloud/.kube |
| kubectl delete node $node_name |
| fi |
