黑猴子的家：xhadoop.sh

#!/bin/bashif [ $# -lt 1 ]
thenecho "No Args Input..."exit ;
fiuser=`whoami`
hadoop_home=/opt/module/hadoop-3.1.3case $1 in
"start")echo " =================== 启动 hadoop 集群 ==================="echo " --------------- 启动 hdfs ---------------"ssh $user@hadoop102 "$hadoop_home/sbin/start-dfs.sh"echo " --------------- 启动 yarn ---------------"ssh $user@hadoop103 "$hadoop_home/sbin/start-yarn.sh"echo " --------------- 启动 historyserver ---------------"ssh $user@hadoop102 "$hadoop_home/bin/mapred --daemon start historyserver"
;;
"stop")echo " =================== 关闭 hadoop 集群 ==================="echo " --------------- 关闭 historyserver ---------------"ssh $user@hadoop102 "$hadoop_home/bin/mapred --daemon stop historyserver"echo " --------------- 关闭 yarn ---------------"ssh $user@hadoop103 "$hadoop_home/sbin/stop-yarn.sh"echo " --------------- 关闭 hdfs ---------------"ssh $user@hadoop102 "$hadoop_home/sbin/stop-dfs.sh"
;;
*)echo "Input Args Error..."
;;
esac