71 lines
1.3 KiB
Bash
Executable File
71 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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# -*- sh -*-
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: << =cut
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=head1 NAME
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ina219 - Plugin to measure power consumption.
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=head1 NOTES
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=head1 AUTHOR
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Contributed by Florian Klemenz
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=head1 LICENSE
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GPLv2
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=head1 MAGIC MARKERS
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#%# family=auto
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#%# capabilities=autoconf
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=cut
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. $MUNIN_LIBDIR/plugins/plugin.sh
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if [ "$1" = "autoconf" ]; then
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echo yes
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exit 0
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fi
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if [ "$1" = "config" ]; then
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echo 'graph_title Power'
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echo 'graph_args --base 1 -l 0 '
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echo 'graph_scale no'
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echo 'graph_vlabel mW'
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echo 'graph_category power'
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echo 'power.label power'
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echo 'power.draw LINE'
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print_warning power
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print_critical power
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exit 0
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fi
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ROUNDS=5
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VOLTAGE=0
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CURRENT=0
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POWER=0
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for i in $(seq ${ROUNDS}); do
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RESULT=$(/usr/bin/ina219)
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VOLTAGE_RAW=$(echo $RESULT | /bin/sed 's/\([0-9]\+\)mV \+\([0-9\.]\+\)mA/\1/')
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VOLTAGE=$(echo "scale=3; $VOLTAGE+$VOLTAGE_RAW" | /usr/bin/bc)
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CURRENT_RAW=$(echo $RESULT | /bin/sed 's/\([0-9]\+\)mV \+\([0-9\.]\+\)mA/\2/')
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CURRENT=$(echo "scale=3; $CURRENT+$CURRENT_RAW" | /usr/bin/bc)
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done
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VOLTAGE=$(echo "scale=3; $VOLTAGE/$ROUNDS" | /usr/bin/bc)
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CURRENT=$(echo "scale=3; $CURRENT/$ROUNDS" | /usr/bin/bc)
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POWER=$(echo "scale=3; $VOLTAGE*$CURRENT/1000000" | /usr/bin/bc)
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echo "power.value $POWER"
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