黑猴子的家：xhadoop.sh

#!/bin/bash

if [ $# -lt 1 ]
then
 echo "No Args Input..."
 exit ;
fi

user=`whoami`
hadoop_home=/opt/module/hadoop-3.1.3

case $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