Hadoop分发脚本

#!/bin/bash

#1. 判断参数个数
if [ $# -lt 1 ]
then
        echo Not Enough Argument!
        exit;
fi

#2. 遍历集群所有机器
for host in hadoop102 hadoop103 hadoop104
do
        echo =======  $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 $host:$pdir
                        else
                                echo $file does not exits!
                fi
        done
done