#!/bin/bash
cd /home/wanggy/rmfile/
ls  -l | grep ^d | awk '{print $NF}'  >/home/wanggy/tmp
cat /home/wanggy/tmp  |while  read dir1
  do
    cd $dir1
    echo "第一級目錄 $dir1"
    ls  -l | grep ^d | awk '{print $NF}'  >/home/wanggy/tmp1
    cat /home/wanggy/tmp1  |while read dir2
         do
            echo "二級目錄 $dir2"
            cd $dir2
               #對大于2012年的目錄再判斷,小于則直接刪除。
               if [ $dir2 -gt 2011 ];then
                  ls  -l | grep ^d | awk '{print $NF}'  >/home/wanggy/tmp2
                  cat /home/wanggy/tmp2 |while read dir3
                      do
                         #9月份之前的刪除"
                         if [ $dir3 -lt 09 ];then
                              rm -rf $dir3
                         fi
                      done
               else
                  echo "刪除2012前的目錄:$dir2"
                  rm -rf $dir2
             fi
                 #返回上一級
                 cd ..
        done
             #返回上一級
     cd ..
 done