func New(cfg Config) (*Collector, error) {
sensorCfgs := map[int]SensorConfig{}
for sensorIdStr, sensorCfg := range cfg.Sensor {
sensorId, err := strconv.Atoi(sensorIdStr)
if err != nil || sensorId < 0 {
return nil, fmt.Errorf("bad sensor ID %q - must be an integer >= 0", sensorId)
}
sensorCfgs[sensorId] = sensorCfg
}
var metrics util.MetricCollection
c := &Collector{
cfg: cfg,
sensorCfgs: sensorCfgs,
histSensorsSeen: map[int]struct{}{},
lastSeenDsb: -1,
realtimeUpdates: metrics.NewCounterVec(
promm.CounterOpts{
Namespace: namespace, Name: "realtime_by_sensor_count",
Help: "Count of realtime updates received, by sensor. (count)",
ConstLabels: cfg.Labels,
},
[]string{"sensor"},
),
historyUpdates: metrics.NewCounter(
promm.CounterOpts{
Namespace: namespace, Name: "history_count",
Help: "Count of historical updates received. (count)",
ConstLabels: cfg.Labels,
},
),
temperature: metrics.NewGauge(promm.GaugeOpts{
Namespace: namespace, Name: "temperature_degc",
Help: "Instananeous measured temperature at the monitor. (degrees celcius)",
ConstLabels: cfg.Labels,
}),
powerDraw: metrics.NewGaugeVec(
promm.GaugeOpts{
Namespace: namespace, Name: "power_draw_watts",
Help: "Instananeous power drawn measured by sensor. (watts)",
ConstLabels: cfg.Labels,
},
[]string{"sensor", "channel"},
),
powerUsage: metrics.NewCounterVec(
promm.CounterOpts{
Namespace: namespace, Name: "power_usage_kwhr",
Help: "Cumulative (sum of all channels) power usage measured by sensor. " +
"This is accumulated from the latest 2-hourly historical data, so the " +
"timeseries resolution is coarse. (kilowatt hours)",
ConstLabels: cfg.Labels,
},
[]string{"sensor"},
),
}
c.metrics = metrics
return c, nil
}
func New(cfg Config) (*Collector, error) {
fsLabelNames := []string{"mount"}
var metrics util.MetricCollection
if cpuCollector, err := newCpuCollector(cfg.Cpu, cfg.Labels); err != nil {
return nil, err
} else {
metrics.Add(cpuCollector)
}
lc := &Collector{
cfg: cfg,
// Meta-metrics:
fsStatOps: metrics.NewCounterVec(
promm.CounterOpts{
Namespace: namespace, Name: "fs_stat_ops_count",
Help: "Statfs calls by mount and result (call count).",
ConstLabels: cfg.Labels,
},
[]string{"mount", "result"},
),
// Filesystem metrics:
fsSizeBytes: metrics.NewGaugeVec(
promm.GaugeOpts{
Namespace: namespace, Name: "fs_size_bytes",
Help: "Filesystem capacity (bytes).",
ConstLabels: cfg.Labels,
},
fsLabelNames,
),
fsFreeBytes: metrics.NewGaugeVec(
promm.GaugeOpts{
Namespace: namespace, Name: "fs_free_bytes",
Help: "Filesystem free space (bytes).",
ConstLabels: cfg.Labels,
},
fsLabelNames,
),
fsUnprivFreeBytes: metrics.NewGaugeVec(
promm.GaugeOpts{
Namespace: namespace, Name: "fs_unpriv_free_bytes",
Help: "Filesystem unpriviledged free space (bytes).",
ConstLabels: cfg.Labels,
},
fsLabelNames,
),
fsFiles: metrics.NewGaugeVec(
promm.GaugeOpts{
Namespace: namespace, Name: "fs_files",
Help: "File count (files).",
ConstLabels: cfg.Labels,
},
fsLabelNames,
),
fsFilesFree: metrics.NewGaugeVec(
promm.GaugeOpts{
Namespace: namespace, Name: "fs_free_files",
Help: "File free count (files).",
ConstLabels: cfg.Labels,
},
fsLabelNames,
),
// Network metrics:
ifaceTxBytes: metrics.NewCounterVec(
promm.CounterOpts{
Namespace: namespace, Name: "net_tx_bytes",
Help: "Count of bytes transmitted by network interface (bytes).",
ConstLabels: cfg.Labels,
},
[]string{"interface"},
),
ifaceRxBytes: metrics.NewCounterVec(
promm.CounterOpts{
Namespace: namespace, Name: "net_rx_bytes",
Help: "Count of bytes received by network interface (bytes).",
ConstLabels: cfg.Labels,
},
[]string{"interface"},
),
}
lc.metrics = metrics
return lc, nil
}