集群命令启动脚本:
#!/bin/bash
if [ $# -lt 1 ]
then
echo "请放入参数!"
exit;
fi
case $1 in
"start")
for zk in hadoop202 hadoop203 hadoop204
do
echo ==========$zk:zookeeper启动=======
ssh $zk "/opt/module/zookeeper-3.4.10/bin/zkServer.sh start"
done
;