论坛徽章:: 0

电梯直达

1楼 [收藏(0)] [报告]

发表于 2006-04-29 17:24 |只看该作者 |倒序浏览

自定义备份源目录和目标目录
自定义保存包数量(需要修改使用)
三种类型备份(全量/增量/差分)
邮件状态通知
日志记录
错误处理
备份完成通知

#!/bin/bash

# For Usage
usage(){
echo "Uasge:`basename $0` [-t][type] [-s][SRCDIR] [-d][DESDIR] [-i][date] [-n][number]  [-x][extend]"
echo
echo "-t What kind of backup ? type is  full or incr or diff"
echo " full is full backup"
echo " incr is incremental backup"
echo " diff is difference backup"
echo "-s Which directory bakcup from ,use full path"
echo "-d Which directory backup to , use full path"
echo "-n How many days to backup only for incr backup"
echo "-i What time begin to backup only for diff backup"
echo "-x dirctory no to backup"
echo " as if: grep -v -e lost+found"
echo
echo "For Example:"
echo "bk.sh -t full -s /svn  -d /backup/full -x \"grep -v -e lost+found\""
echo "bk.sh -t incr -s /svn  -d /backup/incremantal -x \"grep -v -e lost+found\"  -n -2 "
echo "bk.sh -t diff -s /svn  -d /bakcup/difference -x \"grep -v -e lost+found\" -i 2006-04-25"
exit
}

if [ ${#} -lt 2 ]; then
usage
fi

# FOr vars
while getopts t:s:d:n:i

: OPTION
do
  case $OPTION in
      t) TYPE=$OPTARG ;;
      s) SRCDIR=$OPTARG ;;
      d) DESDIR=$OPTARG ;;
      n) DAYS=$OPTARG ;;
      i)  TIMES=$OPTARG ;;
      x) EXLIST=$OPTARG ;;
  esac
done

# For file name
TARNAME=`date +'%Y-%m-%d'`.tar

# For backup type
case $TYPE in
      full)
      echo "Begin to full backup ......"
      # From and TO
      if [ -d $SRCDIR -a -d $DESDIR ] ; then
      # Enter directory
      cd $SRCDIR
      # Backup operation
      tar -cvpf  $DESDIR/$TARNAME  $(ls $SRCDIR | $EXLIST )  \
      > /tmp/report.txt
      # Report
      echo "Done!!"
      echo
      else
      # Error
      usage
      exit
      fi
      ;;
      incr)
      echo "Begin to incremental backup ......"
      # For directory From and To
      if [ -d $SRCDIR -a -d $DESDIR ] ;then
      # Enter directory
      cd $SRCDIR
      # Before days .default is one day
      if [ -z "$DAYS" ] ; then
      DAYS="-1"
      fi
      # perference
      OPT=" -N "`date -d "${DAYS} day" +'%Y-%m-%d'`
      echo $OPT ;
      # backup operation
      tar ${OPT} -cvpf $DESDIR/$TARNAME $(ls $SRCDIR | $EXLIST) \
      > /tmp/report.txt
      # Report
      echo "Done!!"
      echo
      else
      # Error
      usage
      exit
      fi

      ;;

      diff)
      echo "Begin to incremental backup ......"
      # For directory From and To
      if [ -d $SRCDIR -a -d $DESDIR ] ;then
      # Enter direcotry
      cd $SRCDIR
      # Times
      if [ -z $TIMES ];then
      TIMES=`date +'%Y-%m-1'`
      fi
      # perference
      OPT=" -N "$TIMES
      # backup operation
      tar ${OPT} -cvpf $DESDIR/$TARNAME $(ls $SRCDIR | $EXLIST) \
      > /tmp/report.txt
      # Report
      echo "Done!!"
      echo
      else
      # Error
      usage
      exit
      fi
      ;;
esac

# if you only a directory for backup , and the same time want
# to keep three bakcups
#cd $DESDIR
#NUM=`ls . | wc -l`
#if [ $NUM -gt 3 ] ; then
#ls . | head -n 1 | xargs rm -f
#fi
#echo "Done!"
#echo
# Mail to root
if [ -x /bin/mail ] ; then
  if [ -x /usr/sbin/sendmail ] ; then
  echo "Begin to mail to root ......"
  SUBJECT="Backup operation is finished on "`date +'%Y-%m-%d'`
  if [ -f /tmp/report.txt ] ;then
/bin/mail -s $SUBJECT postmaster@zz.cxm < /tmp/report.txt
rm -f /tmp/report.txt
echo "Done!"
echo
  else
echo "Can't Done!"
echo
  fi
  fi
fi

# Logger to /var/log/messages
if [ -x /usr/bin/logger ] ; then
echo "Begin to log in /var/log/messages ......"
SUBJECT="Backup operation is finished on "`date +'%Y-%m-%d'`
/usr/bin/logger $SUBJECT
echo "Done!"
echo
fi

# Report
if [ -f $DESDIR/$TARNAME ] ; then
echo "Congratulations!!!"
echo "The backup is finished"
else
echo "Sorry!!!"
echo "The bakcup is failure,please check it out"
fi