terminate-hadoop-cluster
上传用户:quxuerui
上传日期:2018-01-08
资源大小:41811k
文件大小:2k
- #!/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"/hadoop-ec2-env.sh
- # Finding Hadoop image
- HADOOP_INSTANCES=`ec2-describe-instances | awk '"RESERVATION" == $1 && ("'$CLUSTER'" == $4 || "'$CLUSTER_MASTER'" == $4), "RESERVATION" == $1 && ("'$CLUSTER'" != $4 && "'$CLUSTER_MASTER'" != $4)'`
- HADOOP_INSTANCES=`echo "$HADOOP_INSTANCES" | grep INSTANCE | grep running`
- [ -z "$HADOOP_INSTANCES" ] && echo "No running instances in cluster $CLUSTER." && exit 0
- echo "Running Hadoop instances:"
- echo "$HADOOP_INSTANCES"
- read -p "Terminate all instances? [yes or no]: " answer
- if [ "$answer" != "yes" ]; then
- exit 1
- fi
- ec2-terminate-instances `echo "$HADOOP_INSTANCES" | awk '{print $2}'`