nagios 监控硬盘RAID

314598340

背景：由于线上服务器硬盘故障，导致服务，数据失效；

　　

目的：保证第一时间发现硬盘信息是否正常；

　　

方案：使用Nagios 自定义脚本来监控硬盘状态；

　　

注意：下面脚本只提供已经安装hpacucli megacli 软件使用；

#!/bin/bash
#Marc.wang 2014/06/17

export PATH=$PATH:/usr/sbin/:/sbin/:/usr/bin/
Get_localhost_Hostname=`hostname -I |awk '{print $1}'`
Nagios="nagios.org"
SERVER_TYPE=$(/usr/sbin/dmidecode  | grep "Vendor" | awk  -F\: 'NR==1{print $2}'|awk '{print $1}')


#The nagios command run nsca
Send_nsca_ssl_message (){

/usr/local/nagios/bin/send_nsca  -H ${Nagios} -d ";" -c /usr/local/nagios/etc/send_nsca.cfg
}

#hp command run
HP_DISK_STATUS_COMMAND() {
rpm  -qa |grep  hpacucli >> /dev/null 2>&1
echo $?
}
# dell command run
DELL_IBM_DISK_STATUS_COMMAND() {
rpm -qa |grep MegaCli >> /dev/null 2>&1
echo $?
}

bug_test=$(ps ax |grep hpacucli |grep -v grep |wc -l)
if [ "${bug_test}" != "0" ]
then
        echo "$Get_localhost_Hostname;check_raid;2; hpacucli command run not data." | Send_nsca_ssl_message
        exit 2
fi

CHECK_RAID_STATUS_HP () {  
/usr/sbin/hpacucli  ctrl all show config detail |grep physicaldrive  -A 4 |sed 's/ //g'|grep "Status:"  |grep -v  "Status:OK" | wc -l
}


case $SERVER_TYPE in
HP|hp|Hp|Hewlett-Packard)
TEST_HP_COMMAND () {
hpacucli  ctrl all show config detail >> /dev/null 2>&1
echo $?
}
HP_RPM=$(HP_DISK_STATUS_COMMAND)
sleep 3

if  [ ${HP_RPM}  != "0" ]

    then
    echo "$Get_localhost_Hostname;check_raid;2; $SERVER_TYPE  command hpacucli Not Found" | Send_nsca_ssl_message
    exit 2
elif [[ ${HP_RPM}  == "0"  ]];
    then
    HP_RAID_STATUS_NUMBER=$(CHECK_RAID_STATUS_HP)
    sleep 3
    TEST_HP=$(TEST_HP_COMMAND)
    if [ "$HP_RAID_STATUS_NUMBER" == "0" ] && [ "$TEST_HP"   == "0" ];
        then
        echo "$Get_localhost_Hostname;check_raid;0;Check_Raid_status:OK" | Send_nsca_ssl_message
        exit 0
    elif [ "${TEST_HP}" != "0" ]
         then
          echo "$Get_localhost_Hostname;check_raid;2;Check_Raid_status: run command hpacucli Error" | Send_nsca_ssl_message
          exit 2
    elif  [ "$HP_RAID_STATUS_NUMBER" != "0"  ] && [ "$TEST_HP" == "0" ]
          then
           echo "$Get_localhost_Hostname;check_raid;2;Check_Raid_status:Critical" | Send_nsca_ssl_message
           exit 2
    fi
  fi
    ;;
DELL|Dell|DEll|DeLL|dell|IBM|ibm|Ibm|IBm)
if [  -f "/opt/MegaRAID/MegaCli/MegaCli64" ];
        then

CHECK_RAID_STATUS_IBM_DELL () {
/opt/MegaRAID/MegaCli/MegaCli64 -LdPdInfo -a0  |  grep -E "(Media Error Count:|Other Error Count:)"  |awk -F: '{sum1 += $2} END {print sum1}'
}
TEST_DELL_COMMAND (){
/opt/MegaRAID/MegaCli/MegaCli64 -LdPdInfo -a0  >> /dev/null
  echo $?
}
else
CHECK_RAID_STATUS_IBM_DELL () {
MegaCli -LdPdInfo -a0  |  grep -E "(Media Error Count:|Other Error Count:)"  |awk -F: '{sum1 += $2} END {print sum1}'
}
TEST_DELL_COMMAND (){
MegaCli -LdPdInfo -a0  >> /dev/null
  echo $?
}
fi

IBM_DELL_RPM=$(DELL_IBM_DISK_STATUS_COMMAND)
if  [[ ${IBM_DELL_RPM}  ==  "0" ]]
    then
     TEST_OTHER_COMMAND=$(TEST_DELL_COMMAND)
     DELL_IBM_STATUS_NUMBER=$(CHECK_RAID_STATUS_IBM_DELL)
      if [[  -z "$DELL_IBM_STATUS_NUMBER" ]]
              then
            echo "$Get_localhost_Hostname;check_raid;2;Check_Raid_status:MegaCli Command  Not Found!" | Send_nsca_ssl_message
            exit 2
      elif [[ "$DELL_IBM_STATUS_NUMBER" -gt "2000" ]] ;
              then
            echo "$Get_localhost_Hostname;check_raid;2;Check_Raid_status:Critical" | Send_nsca_ssl_message
            exit 2

        elif  [[  "$DELL_IBM_STATUS_NUMBER"  -lt  "2000" ]] && [[ "$TEST_OTHER_COMMAND" == "0" ]]
              then
              echo "$Get_localhost_Hostname;check_raid;0;Check_Raid_status:OK" | Send_nsca_ssl_message
              exit 0
        fi  
fi
;;
*)
  echo "$Get_localhost_Hostname;check_raid;2;This machine is not IBM DELL or HP!" | Send_nsca_ssl_message
  ;;
esac