셸 모니터링 스 크 립 트 - 디스크 모니터링

  
  
  
  

   
   
   
   
cat chk_df.sh 
   
   
   
   
#!/bin/bash 
   
   
   
   
# 
   
   
   
   
#script_name:chk_df.sh 
   
   
   
   
#check disk 
   
   
   
   
# 
   
   
   
   
#last update 20130320 by dongnan 
   
   
   
   
#bbs# http://bbs.ywwd.net/ 
   
   
   
   
#blog# http://dngood.blog.51cto.com 
   
   
   
   
# 
   
   
   
   
#df -Th 
   
   
   
   
#Filesystem    Type    Size  Used Avail Use% Mounted on 
   
   
   
   
#/dev/sda1     ext3    9.7G  5.9G  3.4G  64% / 
   
   
   
   
#/dev/sdb1     ext3     79G   73G  2.2G  98% /data 
   
   
   
   
#variables 
   
   
   
   
ssh=/usr/bin/ssh 
   
   
   
   
sh_dir=/root/sh/ 
   
   
   
   
crondir=${sh_dir}crontab 
   
   
   
   
source ${sh_dir}CONFIG 
   
   
   
   
hosts="$LINUX_WEB_HOSTS"
   
   
   
   
user=`id -u` 
   
   
   
   
let df_limit=80
   
   
   
   
#main 
   
   
   
   
#        
   
   
   
   
for HOST in $hosts ;do 
   
   
   
   
flag_disk_file=$crondir/log/"$HOST".disk 
   
   
   
   
log=$crondir/log/disk_error.log 
   
   
   
   
    #  ssh    
   
   
   
   
capacity=`$ssh -o ConnectTimeout=2 root@$HOST "df" | grep "/dev/" | sed 's/\%//' | awk '{print $5}'` 
   
   
   
   
    let flags=0
   
   
   
   
    #       ,       
   
   
   
   
    test -z "$capacity" && continue 
   
   
   
   
    #  ssh       
   
   
   
   
    for used in $capacity ;do 
   
   
   
   
        if [ $used -ge $df_limit  ];then 
   
   
   
   
            let flags=1
   
   
   
   
            break 
   
   
   
   
        fi 
   
   
   
   
    done 
   
   
   
   
   #        ,        
   
   
   
   
    if [ "$flags" -eq 1 -a ! -f "$flag_disk_file" ];then 
   
   
   
   
        #sms 
   
   
   
   
        #for mobile in "$MOBILES";do 
   
   
   
   
            #echo "$HOST disk will full" | /usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
   
   
   
   
        #done 
   
   
   
   
        #mail 
   
   
   
   
        for mail in $MAILS;do 
   
   
   
   
            echo "$HOST disk will full" | mail -s "$HOST disk will full" $mail 
   
   
   
   
        done 
   
   
   
   
        #log 
   
   
   
   
        date +'%F %T' >>$log 
   
   
   
   
        echo "$HOST disk will full" >> $log 
   
   
   
   
        #flag 
   
   
   
   
        echo "disk_error" >$flag_disk_file 
   
   
   
   
    fi 
   
   
   
   
    #      ，           
   
   
   
   
    if [ "$flags" -eq 0 -a  -f "$flag_disk_file" ];then 
   
   
   
   
        #sms 
   
   
   
   
        #for mobile in "$MOBILES";do 
   
   
   
   
            #echo "$HOST disk ok"|/usr/local/bin/gammu --sendsms TEXT "$mobile" -unicode 
   
   
   
   
        #done 
   
   
   
   
        #mail 
   
   
   
   
        for mail in $MAILS;do 
   
   
   
   
            echo "$HOST disk ok" | mail -s "$HOST disk ok" $mail 
   
   
   
   
        done 
   
   
   
   
        #log 
   
   
   
   
        date +'%F %T' >>$log 
   
   
   
   
        echo "$HOST disk ok" >> $log 
   
   
   
   
        #flag 
   
   
   
   
        rm -f $flag_disk_file 
   
   
   
   
    fi 
   
   
   
   
done