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apcupsd.chart.sh
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# shellcheck shell=bash
# no need for shebang - this file is loaded from charts.d.plugin
# SPDX-License-Identifier: GPL-3.0-or-later
# netdata
# real-time performance and health monitoring, done right!
# (C) 2016 Costa Tsaousis <[email protected]>
#
apcupsd_ip=
apcupsd_port=
declare -A apcupsd_sources=(
["local"]="127.0.0.1:3551"
)
# how frequently to collect UPS data
apcupsd_update_every=10
apcupsd_timeout=3
# the priority of apcupsd related to other charts
apcupsd_priority=90000
apcupsd_get() {
run -t $apcupsd_timeout apcaccess status "$1"
}
apcupsd_check() {
# this should return:
# - 0 to enable the chart
# - 1 to disable the chart
require_cmd apcaccess || return 1
# backwards compatibility
if [ "${apcupsd_ip}:${apcupsd_port}" != ":" ]; then
apcupsd_sources["local"]="${apcupsd_ip}:${apcupsd_port}"
fi
local host working=0 failed=0
for host in "${!apcupsd_sources[@]}"; do
run apcupsd_get "${apcupsd_sources[${host}]}" >/dev/null
# shellcheck disable=2181
if [ $? -ne 0 ]; then
error "cannot get information for apcupsd server ${host} on ${apcupsd_sources[${host}]}."
failed=$((failed + 1))
elif [ "$(apcupsd_get "${apcupsd_sources[${host}]}" | awk '/^STATUS.*/{ print $3 }')" != "ONLINE" ]; then
error "APC UPS ${host} on ${apcupsd_sources[${host}]} is not online."
failed=$((failed + 1))
else
working=$((working + 1))
fi
done
if [ ${working} -eq 0 ]; then
error "No APC UPSes found available."
return 1
fi
return 0
}
apcupsd_create() {
local host src
for host in "${!apcupsd_sources[@]}"; do
src=${apcupsd_sources[${host}]}
# create the charts
cat <<EOF
CHART apcupsd_${host}.charge '' "UPS Charge for ${host} on ${src}" "percentage" ups apcupsd.charge area $((apcupsd_priority + 1)) $apcupsd_update_every
DIMENSION battery_charge charge absolute 1 100
CHART apcupsd_${host}.battery_voltage '' "UPS Battery Voltage for ${host} on ${src}" "Volts" ups apcupsd.battery.voltage line $((apcupsd_priority + 3)) $apcupsd_update_every
DIMENSION battery_voltage voltage absolute 1 100
DIMENSION battery_voltage_nominal nominal absolute 1 100
CHART apcupsd_${host}.input_voltage '' "UPS Input Voltage for ${host} on ${src}" "Volts" input apcupsd.input.voltage line $((apcupsd_priority + 4)) $apcupsd_update_every
DIMENSION input_voltage voltage absolute 1 100
DIMENSION input_voltage_min min absolute 1 100
DIMENSION input_voltage_max max absolute 1 100
CHART apcupsd_${host}.input_frequency '' "UPS Input Frequency for ${host} on ${src}" "Hz" input apcupsd.input.frequency line $((apcupsd_priority + 5)) $apcupsd_update_every
DIMENSION input_frequency frequency absolute 1 100
CHART apcupsd_${host}.output_voltage '' "UPS Output Voltage for ${host} on ${src}" "Volts" output apcupsd.output.voltage line $((apcupsd_priority + 6)) $apcupsd_update_every
DIMENSION output_voltage voltage absolute 1 100
DIMENSION output_voltage_nominal nominal absolute 1 100
CHART apcupsd_${host}.load '' "UPS Load for ${host} on ${src}" "percentage" ups apcupsd.load area $((apcupsd_priority)) $apcupsd_update_every
DIMENSION load load absolute 1 100
CHART apcupsd_${host}.temp '' "UPS Temperature for ${host} on ${src}" "Celsius" ups apcupsd.temperature line $((apcupsd_priority + 7)) $apcupsd_update_every
DIMENSION temp temp absolute 1 100
CHART apcupsd_${host}.time '' "UPS Time Remaining for ${host} on ${src}" "Minutes" ups apcupsd.time area $((apcupsd_priority + 2)) $apcupsd_update_every
DIMENSION time time absolute 1 100
CHART apcupsd_${host}.online '' "UPS ONLINE flag for ${host} on ${src}" "boolean" ups apcupsd.online line $((apcupsd_priority + 8)) $apcupsd_update_every
DIMENSION online online absolute 0 1
EOF
done
return 0
}
apcupsd_update() {
# the first argument to this function is the microseconds since last update
# pass this parameter to the BEGIN statement (see bellow).
# do all the work to collect / calculate the values
# for each dimension
# remember: KEEP IT SIMPLE AND SHORT
local host working=0 failed=0
for host in "${!apcupsd_sources[@]}"; do
apcupsd_get "${apcupsd_sources[${host}]}" | awk "
BEGIN {
battery_charge = 0;
battery_voltage = 0;
battery_voltage_nominal = 0;
input_voltage = 0;
input_voltage_min = 0;
input_voltage_max = 0;
input_frequency = 0;
output_voltage = 0;
output_voltage_nominal = 0;
load = 0;
temp = 0;
time = 0;
}
/^BCHARGE.*/ { battery_charge = \$3 * 100 };
/^BATTV.*/ { battery_voltage = \$3 * 100 };
/^NOMBATTV.*/ { battery_voltage_nominal = \$3 * 100 };
/^LINEV.*/ { input_voltage = \$3 * 100 };
/^MINLINEV.*/ { input_voltage_min = \$3 * 100 };
/^MAXLINEV.*/ { input_voltage_max = \$3 * 100 };
/^LINEFREQ.*/ { input_frequency = \$3 * 100 };
/^OUTPUTV.*/ { output_voltage = \$3 * 100 };
/^NOMOUTV.*/ { output_voltage_nominal = \$3 * 100 };
/^LOADPCT.*/ { load = \$3 * 100 };
/^ITEMP.*/ { temp = \$3 * 100 };
/^TIMELEFT.*/ { time = \$3 * 100 };
/^STATUS.*/ { online=(\$3 == \"ONLINE\")?1:0 };
END {
print \"BEGIN apcupsd_${host}.online $1\";
print \"SET online = \" online;
print \"END\"
if (online == 1) {
print \"BEGIN apcupsd_${host}.charge $1\";
print \"SET battery_charge = \" battery_charge;
print \"END\"
print \"BEGIN apcupsd_${host}.battery_voltage $1\";
print \"SET battery_voltage = \" battery_voltage;
print \"SET battery_voltage_nominal = \" battery_voltage_nominal;
print \"END\"
print \"BEGIN apcupsd_${host}.input_voltage $1\";
print \"SET input_voltage = \" input_voltage;
print \"SET input_voltage_min = \" input_voltage_min;
print \"SET input_voltage_max = \" input_voltage_max;
print \"END\"
print \"BEGIN apcupsd_${host}.input_frequency $1\";
print \"SET input_frequency = \" input_frequency;
print \"END\"
print \"BEGIN apcupsd_${host}.output_voltage $1\";
print \"SET output_voltage = \" output_voltage;
print \"SET output_voltage_nominal = \" output_voltage_nominal;
print \"END\"
print \"BEGIN apcupsd_${host}.load $1\";
print \"SET load = \" load;
print \"END\"
print \"BEGIN apcupsd_${host}.temp $1\";
print \"SET temp = \" temp;
print \"END\"
print \"BEGIN apcupsd_${host}.time $1\";
print \"SET time = \" time;
print \"END\"
}
}"
# shellcheck disable=SC2181
if [ $? -ne 0 ]; then
failed=$((failed + 1))
error "failed to get values for APC UPS ${host} on ${apcupsd_sources[${host}]}" && return 1
else
working=$((working + 1))
fi
done
[ $working -eq 0 ] && error "failed to get values from all APC UPSes" && return 1
return 0
}