#!/bin/bash

SNMPCOMMUNITY="public"
SNMPVERSION="2c"
SNMPWALK=$(which snmpwalk)
SNMPGET=$(which snmpget)

HOSTNAME="192.168.0.8"
verbose="yes"

#######################
# Synology System MIB
#######################
OID_syno="1.3.6.1.4.1.6574"
OID_modelName="1.3.6.1.4.1.6574.1.5.1.0"
OID_serialNumber="1.3.6.1.4.1.6574.1.5.2.0"
OID_DSMVersion="1.3.6.1.4.1.6574.1.5.3.0"
OID_temp="1.3.6.1.4.1.6574.1.2.0"
# Normal (1) Failed (2)
OID_systemStatus="1.3.6.1.4.1.6574.1.1.0"
OID_powerStatus="1.3.6.1.4.1.6574.1.3.0"
OID_systemFanStatus="1.3.6.1.4.1.6574.1.4.1.0"
OID_CPUFanStatus="1.3.6.1.4.1.6574.1.4.2.0"
# Available(1) Unavailable(2) Connecting(3) Disconnected(4) Others(5)
OID_upgradeAvailable="1.3.6.1.4.1.6574.1.5.4.0"

#####################
# Synology Disk MIB
#####################
OID_disk=""
OID_diskID="1.3.6.1.4.1.6574.2.1.1.2"
OID_diskModel="1.3.6.1.4.1.6574.2.1.1.3"
# SATA, SSD
OID_diskType="1.3.6.1.4.1.6574.2.1.1.4"
# Normal(1) Initialized(2) NotInitialized(3) SystemPartitionFailed(4) Crashed(5)
OID_diskStatus="1.3.6.1.4.1.6574.2.1.1.5"
OID_diskTemp="1.3.6.1.4.1.6574.2.1.1.6"

#OID_diskID_0="1.3.6.1.4.1.6574.2.1.1.2.0"
#OID_diskID_3="1.3.6.1.4.1.6574.2.1.1.2.3"
#OID_diskModel_0="1.3.6.1.4.1.6574.2.1.1.3.0"
#OID_diskModel_3="1.3.6.1.4.1.6574.2.1.1.3.3"
#OID_diskStatus_0="1.3.6.1.4.1.6574.2.1.1.5.0"
#OID_diskStatus_3="1.3.6.1.4.1.6574.2.1.1.5.3"
#OID_diskTemp_0="1.3.6.1.4.1.6574.2.1.1.6.0"
#OID_diskTemp_3="1.3.6.1.4.1.6574.2.1.1.6.3"

#####################
# Synology RAID MIB
#####################
OID_RAID=""
#OID_RAIDName="1.3.6.1.4.1.6574.3.1.1.2"
#OID_RAIDStatus="1.3.6.1.4.1.6574.3.1.1.3"
OID_RAIDName="1.3.6.1.4.1.6574.3.1.1.2.0"
# Normal(1) Repairing(2)  Migrating(3) Expanding(4) Deleting(5) Creating(6) RaidSyncing(7) RaidParityChecking(8) RaidAssembling(9) Canceling(10) Degrade(11) Crashed(12)
OID_RAIDStatus="1.3.6.1.4.1.6574.3.1.1.3.0"

####################
# Synology UPS MIB
####################
OID_upsDeviceModel=".1.1"
OID_upsDeviceManufacturer=".1.2"
OID_upsDeviceSerial=".1.3"
OID_upsInfoStatus=".2.1"
OID_upsInfoMfrDate=".2.6.2"
OID_upsInfoLoadValue=".2.12.1"
OID_upsBatteryChargeValue=".3.1.1"
OID_upsBatteryChargeWarning=".3.1.4"
OID_upsBatteryType=".3.12"

#$OID_upsDeviceModel $OID_upsDeviceManufacturer $OID_upsDeviceSerial $OID_upsInfoStatus $OID_upsInfoMfrDate $OID_upsInfoLoadValue $OID_upsBatteryChargeValue $OID_upsBatteryChargeWarning $OID_upsBatteryType

###########
# CPU MIB
###########
OID_ssCpuUser=".1.3.6.1.4.1.2021.11.9.0"
OID_ssCpuSystem=".1.3.6.1.4.1.2021.11.10.0"
OID_ssCpuIdle=".1.3.6.1.4.1.2021.11.11.0"
OID_laLoadInt_1=".1.3.6.1.4.1.2021.10.1.5.1"
OID_laLoadInt_2=".1.3.6.1.4.1.2021.10.1.5.2"
OID_laLoadInt_3=".1.3.6.1.4.1.2021.10.1.5.3"

#$OID_ssCpuUser $OID_ssCpuSystem $OID_ssCpuIdle $OID_laLoadInt_1 $OID_laLoadInt_2 $OID_laLoadInt_3


#############
# Memory MIB
#############
OID_memTotalSwap=".1.3.6.1.4.1.2021.4.3.0"
OID_memAvailSwap=".1.3.6.1.4.1.2021.4.4.0"
OID_memTotalReal=".1.3.6.1.4.1.2021.4.5.0"
OID_memAvailReal=".1.3.6.1.4.1.2021.4.6.0"
OID_memTotalFree=".1.3.6.1.4.1.2021.4.11.0"
OID_memShared=".1.3.6.1.4.1.2021.4.13.0"
OID_memBuffer=".1.3.6.1.4.1.2021.4.14.0"
OID_memCached=".1.3.6.1.4.1.2021.4.15.0"

#$OID_memTotalSwap $OID_memAvailSwap $OID_memTotalReal $OID_memAvailReal $OID_memTotalFree $OID_memShared $OID_memBuffer $OID_memCached

##############
# Network MIB
##############
OID_if=""
OID_ifName=".1.3.6.1.2.1.31.1.1.1.1"
OID_ifHCInOctets=".1.3.6.1.2.1.31.1.1.1.6"
OID_ifHCOutOctets=".1.3.6.1.2.1.31.1.1.1.10"

#$OID_ifName $OID_ifHCInOctets $OID_ifHCOutOctets

##############
# Disk MIB (no)
##############
OID_storage=""
OID_hrStorageDescr=".1.3.6.1.2.1.25.2.3.1.3"
OID_hrStorageAllocationUnits=".1.3.6.1.2.1.25.2.3.1.4"
OID_hrStorageSize=".1.3.6.1.2.1.25.2.3.1.5"
OID_hrStorageUsed=".1.3.6.1.2.1.25.2.3.1.6"
OID_diskIODevice=".1.3.6.1.4.1.2021.13.15.1.1.2"
OID_diskIONReadX=".1.3.6.1.4.1.2021.13.15.1.1.12"
OID_diskIONWrittenX=".1.3.6.1.4.1.2021.13.15.1.1.13"
OID_synoDisk=".1.3.6.1.4.1.6574.2"

#$OID_hrStorageDescr $OID_hrStorageAllocationUnits $OID_hrStorageSize $OID_hrStorageUsed $OID_diskIODevice $OID_diskIONReadX $OID_diskIONWrittenX $OID_synoDisk


#coldStart="1.3.6.1.6.31.1.5.1"
#warmStart="1.3.6.1.6.31.1.5.2"
#authentificationFailure="1.3.6.1.6.31.1.5.5"

nbDisk=`$SNMPWALK -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME 1.3.6.1.4.1.6574.2.1.1.2 2> /dev/null | wc -l `
nbRAID=`$SNMPWALK -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME 1.3.6.1.4.1.6574.3.1.1.2 2> /dev/null | wc -l`

for i in `seq 1 $nbDisk`;
do
  OID_disk="$OID_disk $OID_diskID.$(($i-1)) $OID_diskModel.$(($i-1)) $OID_diskStatus.$(($i-1)) $OID_diskTemp.$(($i-1)) " 
done
for i in `seq 1 $nbRAID`;
do
  OID_RAID="$OID_RAID $OID_RAIDName.$(($i-1)) $OID_RAIDStatus.$(($i-1))" 
done


# Synology System MIB
synoSystem=`$SNMPGET -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME $OID_modelName $OID_serialNumber $OID_DSMVersion $OID_temp $OID_systemStatus $OID_powerStatus $OID_systemFanStatus $OID_CPUFanStatus $OID_upgradeAvailable 2> /dev/null`

if [ "$?" != "0" ] ; then
    echo "CRITICAL - Problem with SNMP request synoSystem"
    #exit 2
fi 
#echo $synoSystem
modelName=$(echo "$synoSystem" | grep $OID_modelName | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "Synology model:   $modelName" ; fi

serialNumber=$(echo "$synoSystem" | grep $OID_serialNumber | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "Synology s/n:     $serialNumber" ; fi

DSMVersion=$(echo "$synoSystem" | grep $OID_DSMVersion | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "DSMVersion:     $DSMVersion" ; fi

temp=$(echo "$synoSystem" | grep $OID_temp | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "Temperature:     $temp °C" ; fi

systemStatus=$(echo "$synoSystem" | grep $OID_systemStatus | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "Etat Système:     $systemStatus" ; fi

powerStatus=$(echo "$synoSystem" | grep $OID_powerStatus | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "Etat alimentation:     $powerStatus" ; fi

systemFanStatus=$(echo "$synoSystem" | grep $OID_systemFanStatus | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "Ventilo Système:     $systemFanStatus" ; fi

CPUFanStatus=$(echo "$synoSystem" | grep $OID_CPUFanStatus | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "Ventilo CPU:     $CPUFanStatus" ; fi

upgradeAvailable=$(echo "$synoSystem" | grep $OID_upgradeAvailable | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "Temperature:     $upgradeAvailable" ; fi


# Synology Disk MIB
synoDisk=`$SNMPGET -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME $OID_disk $OID_RAID 2> /dev/null`
#echo $synoDisk

if [ "$?" != "0" ] ; then
    echo "CRITICAL - Problem with SNMP request synoDisk"
    #exit 2
fi 
#echo $synoDisk
echo "Nb de disques:     $nbDisk"
for i in `seq 1 $nbDisk`;
do
	diskID[$i]=$(echo "$synoDisk" | grep "$OID_diskID.$(($i-1)) " | cut -d "=" -f2)
	diskModel[$i]=$(echo "$synoDisk" | grep "$OID_diskModel.$(($i-1)) " | cut -d "=" -f2)
	diskStatus[$i]=$(echo "$synoDisk" | grep "$OID_diskStatus.$(($i-1)) " | cut -d "=" -f2 | sed 's/^[ \t]*//;s/[ \t]*$//')
	diskTemp[$i]=$(echo "$synoDisk" | grep "$OID_diskTemp.$(($i-1)) " | cut -d "=" -f2 | sed 's/^[ \t]*//;s/[ \t]*$//')

if [ "${diskStatus[$i]}" != "1" ] ; then
   	   if [ "${diskStatus[$i]}" = "2" ] ; then	diskStatus[$i]="Initialized";			fi
   if [ "${diskStatus[$i]}" = "3" ] ; then	diskStatus[$i]="NotInitialized";		fi
   if [ "${diskStatus[$i]}" = "4" ] ; then	diskStatus[$i]="SystemPartitionFailed";		fi
   if [ "${diskStatus[$i]}" = "5" ] ; then	diskStatus[$i]="Crashed";			fi
       healthStatus=2
       healthString="$healthString, problem with ${diskID[$i]} (model:${diskModel[$i]}) status:${diskStatus[$i]} temperature:${diskTemp[$i]} C "
else
    diskStatus[$i]="Normal"
    fi
    if [ "$verbose" = "yes" ] ; then    echo "${diskID[$i]} (model:${diskModel[$i]}) status:${diskStatus[$i]} temperature:${diskTemp[$i]} C" ; fi
done

echo "Nb de RAID:     $nbRAID"
for i in `seq 1 $nbRAID`;
do
RAIDName[$i]=$(echo "$synoDisk" | grep $OID_RAIDName.$(($i-1)) | cut -d "=" -f2)
RAIDStatus[$i]=$(echo "$synoDisk" | grep $OID_RAIDStatus.$(($i-1)) | cut -d "=" -f2 | sed 's/^[ \t]*//;s/[ \t]*$//')

    if [ "${RAIDStatus[$i]}" != "1" ] ; then
   	   if [ "${RAIDStatus[$i]}" = "2" ] ; then	RAIDStatus[$i]="Repairing";			fi
       if [ "${RAIDStatus[$i]}" = "3" ] ; then	RAIDStatus[$i]="Migrating";			fi
       if [ "${RAIDStatus[$i]}" = "4" ] ; then	RAIDStatus[$i]="Expanding";			fi
       if [ "${RAIDStatus[$i]}" = "5" ] ; then	RAIDStatus[$i]="Deleting";			fi
       if [ "${RAIDStatus[$i]}" = "6" ] ; then	RAIDStatus[$i]="Creating";			fi
       if [ "${RAIDStatus[$i]}" = "7" ] ; then	RAIDStatus[$i]="RaidSyncing";			fi
       if [ "${RAIDStatus[$i]}" = "8" ] ; then	RAIDStatus[$i]="RaidParityChecking";		fi
       if [ "${RAIDStatus[$i]}" = "9" ] ; then	RAIDStatus[$i]="RaidAssembling";		fi
       if [ "${RAIDStatus[$i]}" = "10" ] ; then	RAIDStatus[$i]="Canceling";			fi
       if [ "${RAIDStatus[$i]}" = "11" ] ; then	RAIDStatus[$i]="Degrade";			fi
       if [ "${RAIDStatus[$i]}" = "12" ] ; then	RAIDStatus[$i]="Crashed";			fi

       #healthStatus=2
       #healthString="$healthString, RAID status ($RAIDName ): $RAIDStatus "
else
    RAIDStatus[$i]="Normal"
fi
    if [ "$verbose" = "yes" ] ; then    echo "${RAIDName[$i]} status:${RAIDStatus[$i]}" ; fi
done


# Synology UPS MIB
synoUPS=`$SNMPGET -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME $OID_upsDeviceModel $OID_upsDeviceManufacturer $OID_upsDeviceSerial $OID_upsInfoStatus $OID_upsInfoMfrDate $OID_upsInfoLoadValue $OID_upsBatteryChargeValue $OID_upsBatteryChargeWarning $OID_upsBatteryType 2> /dev/null`

if [ "$?" != "0" ] ; then
    echo "CRITICAL - Problem with SNMP request synoUPS"
    #exit 2
else
#echo $synoUPS
upsDeviceModel=$(echo "$synoUPS" | grep $OID_upsDeviceModel | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsDeviceModel:   $upsDeviceModel" ; fi

upsDeviceManufacturer=$(echo "$synoUPS" | grep $OID_upsDeviceManufacturer | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsDeviceManufacturer:   $upsDeviceManufacturer" ; fi

upsDeviceSerial=$(echo "$synoUPS" | grep $OID_upsDeviceSerial | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsDeviceSerial:   $upsDeviceSerial" ; fi

upsInfoStatus=$(echo "$synoUPS" | grep $OID_upsInfoStatus | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsInfoStatus:   $upsInfoStatus" ; fi

upsInfoMfrDate=$(echo "$synoUPS" | grep $OID_upsInfoMfrDate | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsInfoMfrDate:   $upsInfoMfrDate" ; fi

upsInfoLoadValue=$(echo "$synoUPS" | grep $OID_upsInfoLoadValue | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsInfoLoadValue:   $upsInfoLoadValue" ; fi

upsBatteryChargeValue=$(echo "$synoUPS" | grep $OID_upsBatteryChargeValue | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsBatteryChargeValue:   $upsBatteryChargeValue" ; fi

upsBatteryChargeWarning=$(echo "$synoUPS" | grep $OID_upsBatteryChargeWarning | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsBatteryChargeWarning:   $upsBatteryChargeWarning" ; fi

upsBatteryType=$(echo "$synoUPS" | grep $OID_upsBatteryType | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "upsBatteryType:   $upsBatteryType" ; fi
fi

# CPU MIB
cpuMIB=`$SNMPGET -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME $OID_ssCpuUser $OID_ssCpuSystem $OID_ssCpuIdle $OID_laLoadInt_1 $OID_laLoadInt_2 $OID_laLoadInt_3 2> /dev/null`

if [ "$?" != "0" ] ; then
    echo "CRITICAL - Problem with SNMP request cpuMIB"
    #exit 2
fi 
#echo $cpuMIB
ssCpuUser=$(echo "$cpuMIB" | grep $OID_ssCpuUser | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "ssCpuUser:   $ssCpuUser" ; fi

ssCpuSystem=$(echo "$cpuMIB" | grep $OID_ssCpuSystem | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "ssCpuSystem:   $ssCpuSystem" ; fi

ssCpuIdle=$(echo "$cpuMIB" | grep $OID_ssCpuIdle | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "ssCpuIdle:   $ssCpuIdle" ; fi

laLoadInt_1=$(echo "$cpuMIB" | grep $OID_laLoadInt_1 | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "laLoadInt_1:   $laLoadInt_1" ; fi

laLoadInt_2=$(echo "$cpuMIB" | grep $OID_laLoadInt_2 | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "laLoadInt_2:   $laLoadInt_2" ; fi

laLoadInt_3=$(echo "$cpuMIB" | grep $OID_laLoadInt_3 | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "laLoadInt_3:   $laLoadInt_3" ; fi


# Memory MIB
memoryMIB=`$SNMPGET -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME $OID_memTotalSwap $OID_memAvailSwap $OID_memTotalReal $OID_memAvailReal $OID_memTotalFree $OID_memShared $OID_memBuffer $OID_memCached 2> /dev/null`

if [ "$?" != "0" ] ; then
    echo "CRITICAL - Problem with SNMP request memoryMIB"
    #exit 2
fi 
#echo $memoryMIB
memTotalSwap=$(echo "$memoryMIB" | grep $OID_memTotalSwap | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "memTotalSwap:   $memTotalSwap" ; fi

memAvailSwap=$(echo "$memoryMIB" | grep $OID_memAvailSwap | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "memAvailSwap:   $memAvailSwap" ; fi

memTotalReal=$(echo "$memoryMIB" | grep $OID_memTotalReal | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "memTotalReal:   $memTotalReal" ; fi

memAvailReal=$(echo "$memoryMIB" | grep $OID_memAvailReal | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "memAvailReal:   $memAvailReal" ; fi

memTotalFree=$(echo "$memoryMIB" | grep $OID_memTotalFree | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "memTotalFree:   $memTotalFree" ; fi

memShared=$(echo "$memoryMIB" | grep $OID_memShared | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "memShared:   $memShared" ; fi

memBuffer=$(echo "$memoryMIB" | grep $OID_memBuffer | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "memBuffer:   $memBuffer" ; fi

memCached=$(echo "$memoryMIB" | grep $OID_memCached | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "memCached:   $memCached" ; fi


# Network MIB (no)
nbIF=`$SNMPWALK -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME .1.3.6.1.2.1.31.1.1.1.1 2> /dev/null | wc -l `
#echo $nbIF
for i in `seq 1 $nbIF`;
do
	echo "OID_ifName $OID_ifName.$(($i))"
	echo "OID_ifHCInOctets $OID_ifHCInOctets.$(($i))"
	echo "OID_ifHCOutOctets $OID_ifHCOutOctets.$(($i))"
  OID_if="$OID_if $OID_ifName.$(($i)) $OID_ifHCInOctets.$(($i)) $OID_ifHCOutOctets.$(($i)) " 
done
echo "tableau"
echo ${OID_if[0]}

networkMIB=`$SNMPGET -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME $OID_if 2> /dev/null`
echo $networkMIB

if [ "$?" != "0" ] ; then
    echo "CRITICAL - Problem with SNMP request networkMIB"
    #exit 2
fi 

for i in `seq 1 $nbIF`;
do
	ifName[$i]=$(echo "$networkMIB" | grep "$OID_ifName.$(($i)) " | cut -d "=" -f2)
	ifHCInOctets[$i]=$(echo "$networkMIB" | grep "$OID_ifHCInOctets.$(($i)) " | cut -d "=" -f2)
	ifHCOutOctets[$i]=$(echo "$networkMIB" | grep "$OID_ifHCOutOctets.$(($i)) " | cut -d "=" -f2)

    if [ "$verbose" = "yes" ] ; then    echo "${ifName[$i]} In:${ifHCInOctets[$i]} Out:${ifHCOutOctets[$i]}" ; fi

done


# Disk MIB (no)
OID_hrStorageIndex=".1.3.6.1.2.1.25.2.3.1.1"
nbStorage=`$SNMPWALK -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME .1.3.6.1.2.1.25.2.3.1.3 2> /dev/null | wc -l`
for i in `seq 1 $nbStorage`;
do
	echo "OID_hrStorageIndex $OID_hrStorageIndex.$(($i))"
	#OID_hrStorageIndex .1.3.6.1.2.1.25.2.3.1.1.1 -> get 1
	#OID_hrStorageIndex .1.3.6.1.2.1.25.2.3.1.1.2
	#OID_hrStorageIndex .1.3.6.1.2.1.25.2.3.1.1.3
	
	#diskIndex=`$SNMPGET -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME
	
	echo "OID_hrStorageDescr $OID_hrStorageDescr.$(($i))"
	echo "OID_ifHCInOctets $OID_ifHCInOctets.$(($i))"
	echo "OID_hrStorageAllocationUnits $OID_hrStorageAllocationUnits.$(($i))"
  OID_if="$OID_if $OID_hrStorageDescr.$(($i)) $OID_hrStorageAllocationUnits.$(($i)) $OID_hrStorageSize.$(($i)) " 
done

diksMIB=`$SNMPGET -OQne -t 10 -v $SNMPVERSION -c $SNMPCOMMUNITY $HOSTNAME $OID_hrStorageDescr $OID_hrStorageAllocationUnits $OID_hrStorageSize $OID_hrStorageUsed $OID_diskIODevice $OID_diskIONReadX $OID_diskIONWrittenX $OID_synoDisk 2> /dev/null`

#OID_hrStorageIndex=".1.3.6.1.2.1.25.2.3.1.1"
#OID_hrStorageType=".1.3.6.1.2.1.25.2.3.1.2"
#OID_hrStorageDescr=".1.3.6.1.2.1.25.2.3.1.3"
#OID_hrStorageAllocationUnits=".1.3.6.1.2.1.25.2.3.1.4"
#OID_hrStorageSize=".1.3.6.1.2.1.25.2.3.1.5"
#OID_hrStorageUsed=".1.3.6.1.2.1.25.2.3.1.6"
#OID_diskIODevice=".1.3.6.1.4.1.2021.13.15.1.1.2"
#OID_diskIONReadX=".1.3.6.1.4.1.2021.13.15.1.1.12"
#OID_diskIONWrittenX=".1.3.6.1.4.1.2021.13.15.1.1.13"
#OID_synoDisk=".1.3.6.1.4.1.6574.2"

if [ "$?" != "0" ] ; then
    echo "CRITICAL - Problem with SNMP request diksMIB"
    #exit 2
fi 
#echo $diksMIB
OID_hrStorageDescr=$(echo "$diksMIB" | grep $OID_hrStorageDescr | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "OID_hrStorageDescr:   $OID_hrStorageDescr" ; fi

hrStorageAllocationUnits=$(echo "$diksMIB" | grep $OID_hrStorageAllocationUnits | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "hrStorageAllocationUnits:   $hrStorageAllocationUnits" ; fi

hrStorageSize=$(echo "$diksMIB" | grep $OID_hrStorageSize | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "hrStorageSize:   $hrStorageSize" ; fi

hrStorageUsed=$(echo "$diksMIB" | grep $OID_hrStorageUsed | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "hrStorageUsed:   $hrStorageUsed" ; fi

diskIODevice=$(echo "$diksMIB" | grep $OID_diskIODevice | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "diskIODevice:   $diskIODevice" ; fi

diskIONReadX=$(echo "$diksMIB" | grep $OID_diskIONReadX | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "diskIONReadX:   $diskIONReadX" ; fi

diskIONWrittenX=$(echo "$diksMIB" | grep $OID_diskIONWrittenX | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "diskIONWrittenX:   $diskIONWrittenX" ; fi

synoDisk=$(echo "$diksMIB" | grep $OID_synoDisk | cut -d "=" -f2)
if [ "$verbose" = "yes" ] ; then echo "synoDisk:   $synoDisk" ; fi