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