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#!/bin/bash
function smart_disks() {
if [[ $# != 1 ]]; then
echo "Wrong number of arguments"
return 3
fi
POOL=$1
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DISKS=$(sudo btrfs device stats -c / | grep -oP "^\[[^\]]+\]" | sed 's/[][]//g' | sort -u)
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ERR_OUTPUT=""
HIGHEST_RES=0
for disk in $DISKS; do
OUTPUT=""
RES=0
if echo $disk | grep "nvme" > /dev/null; then
OUTPUT=$(/usr/lib64/nagios/plugins/check_nvme $disk)
RES=$?
else
OUTPUT=$(/usr/lib64/nagios/plugins/check_smart $disk)
RES=$?
fi
if [[ $RES != 0 ]]; then
ERR_OUTPUT="$ERR_OUTPUT - $OUTPUT"
fi
if [[ $RES -gt $HIGHEST_RES ]]; then
HIGHEST_RES=$RES
fi
done
echo -n "BTRFS POOL SMART $POOL "
if [[ $HIGHEST_RES == 1 ]]; then
echo "WARNING${ERR_OUTPUT}"
return 1
elif [[ $HIGHEST_RES == 2 ]]; then
echo "CRITICAL${ERR_OUTPUT}"
return 2
elif [[ $HIGHEST_RES == 3 ]]; then
echo "UNKNOWN${ERR_OUTPUT}"
return 3
fi
echo "OK"
return 0
}
function pool_errors() {
if [[ $# != 1 ]]; then
echo "Wrong number of arguments"
return 3
fi
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OUTPUT="$(sudo btrfs device stats -c $1)"
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STATUS=$?
if [[ $STATUS != 0 ]]; then
echo "BTRFS POOL ERRORS $1 - CRITICAL: $OUTPUT"
return 2
fi
echo "BTRFS POOL ERRORS $1 - OK"
return 0
}
if [[ $# -lt 2 ]]; then
echo "Wrong number of arguments"
exit 3
fi
ACTION=$1
POOL=$2
if [[ $ACTION == "smart" ]]; then
smart_disks $POOL
exit $?
elif [[ $ACTION == "errors" ]]; then
pool_errors $POOL
exit $?
fi
echo "Unknown command: $ACTION"
exit 3
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