该脚本实现了对远程备份到ftp服务器的数据完整性及是否ftp到该服务器进行了检查，如果没有及时备份到该ftp服务器则脚本会触发短信告警功能模块实现短信的告警，最后由于ftp服务器的空间有限，笔者在征求相关人员已经后制定了90天之前的数据进行删除的策略并在脚本中也实现了该功能。现将该脚本贴出以供大家学习参考。

#!/usr/bin/ksh
#---------------------------------------------------------
# scriptname: 
#       mon the data backup
# version:
#       1.2
# description: 
#       - if you have "/opt/mon/backup/my.lock",the monitor is unavailability ;
#       - if find service error ,send message to admin.      
# method:
# author:
#       create by fengzhanhai
# notes:
#       - the return variant is correct equal 0,error equal 1.
#---------------------------------------------------------
 
#script conf---------------------------------------------
 
Mon_Path="/backup/autobk/mon"
Mon_log="$Mon_Path/backup.log"
SMS_Server="your sms ip or fetion robot"
SMS_Send="$Mon_Path/sendsms"
Admin_Mobile="$Mon_Path/youmobilelist"
SMS_From=`hostname`
SMS_Header="Your-Mysql--DataBackup-"
Service_IP="your ftp server"
 
#check the lock file------------------------------------
 
getLock()
{
         if [ -f "$Mon_Path/$Service_Name.lock" ];then
                   return 1
         else
                   return 0
         fi
}
 
#writer the message to log--------------------------
 
logwriter()
{
         if [ ! -d `dirname $Mon_log` ]; then
                   mkdir -p `dirname $Mon_log`
         fi
         echo `date "+%Y-%m-%d %H:%M:%S"` : $1 >> $Mon_log
}
 
#send  error sms to admin---------------------
 
sendSmsToAdmin()
{
CurTime=`date "+%Y-%m-%d %H:%M:%S"`
         if [ $# -eq 1 ]; then
                   if [ ! -z "$1" ];then
                            tmpTime=`date "+%Y%m%d%H%M%S"`
                            for mobile in `cat $Admin_Mobile`
                            do
                                     $SMS_Send -h $SMS_Server $mobile "$SMS_Header$1 not update-$tmpTime-$SMS_From"
                            done
                   fi
         else
                   logwriter "call sendSmsToAdmin argus error"
         fi
}
 
#check the lock file------------------------------------
 
getlastfile()
{
         find $1 -name "$2`date "+%Y%m%d"`*.$3"|grep $2
        if [ $? = 0 ];then
                   return 0
         else
                   return 1
         fi
}
 
# main ---------------
#检查锁文件
logwriter "backup check begin"
getLock
if [ $? = 0 ];then
        #检查当日文件是否存在
         getlastfile /eip_backup/autobk/yourdb/mysql yourdata tgz
        if [ $? != 0 ];then
                   logwriter "yourdb not update!"
                   #发送告警短信
                   sendSmsToAdmin "yourapp"
         fi
         logwriter "yourapp  check over."
         #清理90天前的备份数据
         find /eip_backup/autobk/yourdb/mysql -name "yourdb*.tgz" -ctime +90 -print -exec rm {} \;
         logwriter "delete yourdb file over."
logwriter "backup check over"