linux-shell脚本收集

创建同步脚本xsync

mkdir -p /home/hadoop/bin && cd /home/hadoop/bin
vim xsync

#!/bin/bash#1. 判断参数个数
if [ $# -lt 1 ]
thenecho Not Arguementexit;
fi#2. 遍历集群所有机器
for host in node1 node2 node3
doecho ====================  $host  ====================#3. 遍历所有目录，挨个发送for file in $@do#4. 判断文件是否存在if [ -e $file ]then#5. 获取父目录pdir=$(cd -P $(dirname $file); pwd)#6. 获取当前文件的名称fname=$(basename $file)ssh $host "mkdir -p $pdir"rsync -av $pdir/$fname $host:$pdirelseecho $file does not exists!fidone
done

chmod +x xsync.sh

创建jps状态打印

vim /export/server/hadoop/sbin/jpsall.sh

#!/bin/bash
for host in node1 node2 node3
doecho =============== $host ===============ssh $host $JAVA_HOME/bin/jps
done

chmod +x jpsall.sh

hadoop启动脚本

cd /export/hadoop/sbin
vim exec-hadoop.sh

#!/bin/bash
if [ $# -lt 1 ]
thenecho "No Args Input..."exit ;
fi
case $1 in
"start")echo " =================== 启动 hadoop集群 ==================="echo " --------------- 启动 hdfs ---------------"ssh node2 $HADOOP_HOME/sbin/start-dfs.shecho " --------------- 启动 yarn ---------------"ssh node1 $HADOOP_HOME/sbin/start-yarn.shecho " --------------- 启动 historyserver ---------------"ssh node2 $HADOOP_HOME/bin/mapred --daemon start historyserverecho " --------------- 启动 spark ---------------"ssh node2 $SPARK_HOME/sbin/start-all.shecho " --------------- 启动 spark 历史服务器 ---------------"ssh node2 $SPARK_HOME/sbin/start-history-server.sh# ssh node2 /export/server/zookeeper/bin/zk.sh start
;;
"stop")echo " =================== 关闭 hadoop集群 ==================="echo " --------------- stop historyserver ---------------"ssh node2 $HADOOP_HOME/bin/mapred --daemon stop historyserverecho " --------------- stop yarn ---------------"ssh node1 $HADOOP_HOME/sbin/stop-yarn.shecho " --------------- stop hdfs ---------------"ssh node2 $HADOOP_HOME/sbin/stop-dfs.shecho " --------------- stop spark ---------------"ssh node2 $SPARK_HOME/sbin/stop-all.shecho " --------------- stop spark 历史服务器 ---------------"ssh node2 $SPARK_HOME/sbin/stop-history-server.sh# ssh node2 /export/server/zookeeper/bin/zk.sh stop
;;
*)echo "Input Args Error..."
;;
esac