HDFS删除过期数据2

#!/bin/bash
#set -x

source ~/.bashrc
# HADOOP所在的bin目录
HADOOP_BIN_PATH=/opt/cloudera/parcels/CDH/bin

bin=`dirname "$0"`
bin=`cd "$bin"; pwd`

echo $bin
if [ $# -lt 1 ]
then
  echo "Usage: ./delshell.sh  MachineTag" 
  echo "Usage: ./delshell.sh  MachineTag confFile" 
  exit
fi

tag=$1
if [ 'a'$2'a' == 'aa' ]
then
  confFile="$bin"/ddds.conf
else
  confFile=$
fi

#/tmp/datax-hdfspluswriter@3,d1,

if [ -f $confFile ]
then
    for ddd in `cat $confFile|grep -v '^#'|grep ','$tag','|awk -F',' '{print $1}'`
    do
       echo "*******************$ddd***************************"   
	   array=(${ddd//@/ }) 
       d2=$(date -d "-${array[1]} days" +"%Y%m%d")
       echo ${d2}
	   $HADOOP_BIN_PATH/hdfs dfs -ls "${array[0]}" |grep -E "^d"  |awk '{gsub("-", "", $6)}; {print $6" "$8}'|awk -v a=$d2 '$1<a {print $2}' | xargs hdfs dfs -ls 
    done
else
  echo "Error: Please assign config file or run delshell.sh command with ddds.conf in same directory" 
fi