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#!/usr/bin/env 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.
# Terminate a cluster.
if [ -z $1 ]; then
echo "Cluster name required!"
exit 1
fi
CLUSTER=$1
# Import variables
bin=`dirname "$0"`
bin=`cd "$bin"; pwd`
. "$bin"/hbase-ec2-env.sh
# Finding HBase image
HBASE_INSTANCES=`ec2-describe-instances $TOOL_OPTS | awk '"RESERVATION" == $1 && ("'$CLUSTER'" == $4 || "'$CLUSTER_MASTER'" == $4 || "'$CLUSTER_ZOOKEEPER'" == $4), "RESERVATION" == $1 && ("'$CLUSTER'" != $4 && "'$CLUSTER_MASTER'" != $4 && "'$CLUSTER_ZOOKEEPER'" != $4)'`
HBASE_INSTANCES=`echo "$HBASE_INSTANCES" | grep INSTANCE | grep running`
[ -z "$HBASE_INSTANCES" ] && echo "No running instances in cluster $CLUSTER." && exit 0
echo "Running HBase instances:"
echo "$HBASE_INSTANCES"
read -p "Terminate all instances? [yes or no]: " answer
if [ "$answer" != "yes" ]; then
exit 1
fi
ec2-terminate-instances $TOOL_OPTS `echo "$HBASE_INSTANCES" | awk '{print $2}'`