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contrib-munin/plugins/disk/megaraid-hdd-temperature-using-megacli

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2011-06-10 08:27:45 +02:00
#!/bin/bash
# Plugin to monitor harddrive temperatures connected to a MegaRAID controller
#
# Plugin must be ran as root so add these configuration in
# /etc/munin/plugin-conf.d/munin-node.
#
# [megacli*]
# user root
#
# -----------
# 2011-06-10 ver 1.0
# - initial version
# TODO
# - allow override of tool path via config
# 32-bit or 64-bit
if [[ $( uname -a | grep x86_64 ) ]]
then
MEGACLI='/opt/MegaRAID/MegaCli/MegaCli64'
else
MEGACLI='/opt/MegaRAID/MegaCli/MegaCli'
fi
if [[ ! -x $MEGACLI ]]
then
echo "FATAL ERROR: $MEGACLI not found or not executable!"
exit 1
fi
declare -a output
IFS=$'\n'
output=($($MEGACLI -PDList -aALL -NoLog | grep -E 'Inquiry Data:|Drive Temperature' | cut -f2 -d:))
unset IFS
# TODO
# - if array size is odd, there's a problem, exit?
output_size=${#output[*]}
if [ "$1" = "config" ]
then
echo 'graph_title MegaCli HDD temperature'
echo 'graph_args --base 1000 -l 0'
echo 'graph_vlabel temp in °C'
echo 'graph_category sensors'
i=0
while [[ $i -lt $output_size ]]
do
if [ $((i % 2)) -eq 0 ]
then
label=$( echo ${output[$i]} | perl -ne \
's/^\s*|\s*$//; print;' )
# TODO:
# - add other brands??
# remove brand name, just model and serial number
label_graph=$( echo ${output[$i]} | perl -ne \
's/SEAGATE|MAXTOR|WDC//i; s/^\s*|\s*$//; print;' )
echo $(echo $label | tr ' ' _).label $label_graph
fi
(( i++ ))
done
exit 0
fi
# print label and corresponding value
# - even -> label
# - odd -> value
i=0
while [[ $i -lt $output_size ]]
do
if [ $((i % 2)) -eq 0 ]
then
label=$( echo ${output[$i]} | perl -ne 's/^\s*|\s*$//; print;' )
echo -n $(echo $label | tr ' ' _).value
else
value=$( echo ${output[$i]} | cut -f1 -dC )
echo " $value"
fi
(( i++ ))
done