zabbix_mdraid.sh

#!/bin/bash
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item=""
#echo "OPTIND is now $OPTIND"
while getopts ":Dm:e:s:d:" optname
do
    case "$optname" in
	"e")
	    # Extract string values
	    item=$(/sbin/mdadm --detail ${MD_dev} | grep "${OPTARG}" | awk -F":" '{print $2}')
	    echo ${item// /}
            ;;
	"s")
            # echo "Size of the array"
	    item=$(/sbin/mdadm --detail ${MD_dev} | grep "${OPTARG}" | awk -F":" '{print $2}')
	    echo ${item%%\ \(*}
            ;;
	"d")
            # echo "Devices in the array"
	    item=$(/sbin/mdadm --detail ${MD_dev} | tail -n+2 | grep "/dev/" | awk -v x=${OPTARG} '$4 == x {print $5,$6,$7}' )
	    echo ${item}
            ;;
	"m")
	    # echo "Setting MD RAID"
	    MD_dev="${OPTARG}"
	    ;;
	"D")
	    # echo "Discovery"
	    echo -e "{\n\t\"data\":["	    
	    cat /proc/mdstat | grep ^md | while read line
	    do
		MDdev=`echo $line | awk '{print $1}'`
		echo -e "\t{ \"{#MD_DEVICE}\":\t\"/dev/${MDdev}\" },"
	    done
	    echo -e "\t]\n}"	    
	    ;;
	"?")
            echo "Unknown option $OPTARG"
            ;;
	":")
            echo "No argument value for option $OPTARG"
            ;;
	*)
      # Should not occur
            echo "Unknown error while processing options"
            ;;
    esac
#    echo "OPTIND is now $OPTIND"
done