node_exporter/text_collector_examples/ipmitool
Derek Marcotte 1527789f76 Added text collector conversion for ipmitool output. (#746)
* Added text collector conversion for ipmitool output.

* Sort metrics before exporting, add namespace.

* Added HELP string, tidy up a bit.

* Make status a gauge.
2017-12-01 12:58:39 +01:00

90 lines
1.7 KiB
Awk
Executable File

#!/usr/bin/awk -nf
#
# Converts output of `ipmitool sensor` to prometheus format.
#
# With GNU awk:
# ipmitool sensor | ./ipmitool > ipmitool.prom
#
# With BSD awk:
# ipmitool sensor | awk -f ./ipmitool > ipmitool.prom
#
function export(values, name) {
if (values["metric_count"] < 1) {
return
}
delete values["metric_count"]
printf("# HELP %s%s %s sensor reading from ipmitool\n", namespace, name, help[name]);
printf("# TYPE %s%s gauge\n", namespace, name);
for (sensor in values) {
printf("%s%s{sensor=\"%s\"} %f\n", namespace, name, sensor, values[sensor]);
}
}
# Fields are Bar separated, with space padding.
BEGIN {
FS = "[ ]*[|][ ]*";
namespace = "node_ipmi_";
# Friendly description of the type of sensor for HELP.
help["temperature_celcius"] = "Temperature";
help["volts"] = "Voltage";
help["power_watts"] = "Power";
help["speed_rpm"] = "Fan";
help["status"] = "Chassis status";
temperature_celcius["metric_count"] = 0;
volts["metric_count"] = 0;
power_watts["metric_count"] = 0;
speed_rpm["metric_count"] = 0;
status["metric_count"] = 0;
}
# Not a valid line.
{
if (NF < 3) {
next
}
}
# $2 is value field.
$2 ~ /na/ {
next
}
# $3 is type field.
$3 ~ /degrees C/ {
temperature_celcius[$1] = $2;
temperature_celcius["metric_count"]++;
}
$3 ~ /Volts/ {
volts[$1] = $2;
volts["metric_count"]++;
}
$3 ~ /Watts/ {
power_watts[$1] = $2;
power_watts["metric_count"]++;
}
$3 ~ /RPM/ {
speed_rpm[$1] = $2;
speed_rpm["metric_count"]++;
}
$3 ~ /discrete/ {
status[$1] = $2;
status["metric_count"]++;
}
END {
export(temperature_celcius, "temperature_celcius");
export(volts, "volts");
export(power_watts, "power_watts");
export(speed_rpm, "speed_rpm");
export(status, "status");
}