#!/bin/bash
if [ $# -lt 1 ]; then
echo "No Args Input..."
exit
fi
case $1 in
"start")
echo " =================== 启动 hadoop 集群 ==================="
echo " --------------- 启动 hdfs ---------------"
ssh hadoop100 "/opt/hadoop-3.2.4/sbin/start-dfs.sh"
echo " --------------- 启动 yarn ---------------"
ssh hadoop101 "/opt/hadoop-3.2.4/sbin/start-yarn.sh"
echo " --------------- 启动 historyserver ---------------"
ssh hadoop100 "/opt/hadoop-3.2.4/bin/mapred --daemon start historyserver"
;;
"stop")
echo " =================== 关闭 hadoop 集群 ==================="
echo " --------------- 关闭 historyserver ---------------"
ssh hadoop100 "/opt/hadoop-3.2.4/bin/mapred --daemon stop historyserver"
echo " --------------- 关闭 yarn ---------------"
ssh hadoop101 "/opt/hadoop-3.2.4/sbin/stop-yarn.sh"
echo " --------------- 关闭 hdfs ---------------"
ssh hadoop100 "/opt/hadoop-3.2.4/sbin/stop-dfs.sh"
;;
*)
echo "Input Args Error..."
;;
esac
