modules/profile/files/monitoring/check_md_raid

   1 #!/bin/bash
   2 #
   3 # Created by Sebastian Grewe, Jammicron Technology
   4 #
   5
   6 # Get count of raid arrays
   7 RAID_DEVICES=`grep ^md -c /proc/mdstat`
   8
   9 # Get count of degraded arrays
  10 RAID_STATUS=`grep "\[.*_.*\]" /proc/mdstat -c`
  11
  12 # Is an array currently recovering, get percentage of recovery
  13 RAID_RECOVER=`grep recovery /proc/mdstat | awk '{print $4}'`
  14
  15 # Check raid status
  16 # RAID recovers --> Warning
  17 if [[ $RAID_RECOVER ]]; then
  18         STATUS="WARNING - Checked $RAID_DEVICES arrays, recovering : $RAID_RECOVER"
  19         EXIT=1
  20 # RAID ok
  21 elif [[ $RAID_STATUS  == "0" ]]; then
  22         STATUS="OK - Checked $RAID_DEVICES arrays."
  23         EXIT=0
  24 # All else critical, better save than sorry
  25 else
  26         STATUS="CRITICAL - Checked $RAID_DEVICES arrays, $RAID_STATUS have FAILED"
  27         EXIT=2
  28 fi
  29
  30 # Status and quit
  31 echo $STATUS
  32 exit $EXIT