无效但可能有用的脚本

#!/bin/bash
#启动时，日志输出到~/log下
#hiveserver2的位置修改
if [ $# -lt 1 ]
then
    echo "No Args Input..."
    exit ;
fi

case $1 in
"start")
        echo " =================== 开启hiveserver2 ==================="
        ssh chen "nohup sh /opt/module/hive/bin/hiveserver2  > /home/hadoop/log/hiveserver2.log 2>&1 &"
;;
"stop")
        echo " =================== 关闭 hiveserver2 ==================="
        ssh chen "ps -ef | grep 'hiverserver2' | grep -v grep |awk '{print $2}' | xargs kill -9"
        
;;
*)
    echo "Input Args Error..."
;;
esac