Add lite summaries

exporter.go

@@ -18,6 +18,7 @@ import (
 	"syscall"
 	"time"
 
+	"gitea.drjosh.dev/josh/jmetrics"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/promauto"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
@@ -85,6 +86,15 @@ func mainImpl() error {
 		NativeHistogramBucketFactor:  1.001,
 		NativeHistogramZeroThreshold: 0.001,
 	})
+	busVoltageSumm := jmetrics.NewLiteGaugeSummary(jmetrics.LiteGaugeSummaryOpts{
+		Namespace:   "ina219",
+		Subsystem:   "summ",
+		Name:        "bus_voltage",
+		Help:        "Bus voltage (V)",
+		ConstLabels: constLabels,
+	})
+	prometheus.MustRegister(busVoltageSumm)
+
 	busCurrentHist := promauto.NewHistogram(prometheus.HistogramOpts{
 		Namespace:                    "ina219",
 		Name:                         "bus_current",
@@ -93,6 +103,15 @@ func mainImpl() error {
 		NativeHistogramBucketFactor:  1.001,
 		NativeHistogramZeroThreshold: 0.001,
 	})
+	busCurrentSumm := jmetrics.NewLiteGaugeSummary(jmetrics.LiteGaugeSummaryOpts{
+		Namespace:   "ina219",
+		Subsystem:   "summ",
+		Name:        "bus_current",
+		Help:        "Bus current (A)",
+		ConstLabels: constLabels,
+	})
+	prometheus.MustRegister(busCurrentSumm)
+
 	busPowerHist := promauto.NewHistogram(prometheus.HistogramOpts{
 		Namespace:                    "ina219",
 		Name:                         "bus_power",
@@ -101,6 +120,15 @@ func mainImpl() error {
 		NativeHistogramBucketFactor:  1.001,
 		NativeHistogramZeroThreshold: 0.001,
 	})
+	busPowerSumm := jmetrics.NewLiteGaugeSummary(jmetrics.LiteGaugeSummaryOpts{
+		Namespace:   "ina219",
+		Subsystem:   "summ",
+		Name:        "bus_power",
+		Help:        "Bus power (W)",
+		ConstLabels: constLabels,
+	})
+	prometheus.MustRegister(busPowerSumm)
+
 	shuntVoltageHist := promauto.NewHistogram(prometheus.HistogramOpts{
 		Namespace:                    "ina219",
 		Name:                         "shunt_voltage",
@@ -109,6 +137,14 @@ func mainImpl() error {
 		NativeHistogramBucketFactor:  1.001,
 		NativeHistogramZeroThreshold: 0.001,
 	})
+	shuntVoltageSumm := jmetrics.NewLiteGaugeSummary(jmetrics.LiteGaugeSummaryOpts{
+		Namespace:   "ina219",
+		Subsystem:   "summ",
+		Name:        "shunt_voltage",
+		Help:        "Shunt voltage (V)",
+		ConstLabels: constLabels,
+	})
+	prometheus.MustRegister(shuntVoltageSumm)
 
 	go func() {
 		http.Handle("/metrics", promhttp.Handler())
@@ -128,10 +164,21 @@ func mainImpl() error {
 			if err != nil {
 				return fmt.Errorf("sensor reading error: %v", err)
 			}
-			busVoltageHist.Observe(float64(p.Voltage) / float64(physic.Volt))
+			busVolts := float64(p.Voltage) / float64(physic.Volt)
-			busCurrentHist.Observe(float64(p.Current) / float64(physic.Ampere))
+			busVoltageHist.Observe(busVolts)
-			busPowerHist.Observe(float64(p.Power) / float64(physic.Watt))
+			busVoltageSumm.Observe(busVolts)
-			shuntVoltageHist.Observe(float64(p.Shunt) / float64(physic.Volt))
+
+			busAmps := float64(p.Current) / float64(physic.Ampere)
+			busCurrentHist.Observe(busAmps)
+			busCurrentSumm.Observe(busAmps)
+
+			busWatts := float64(p.Power) / float64(physic.Watt)
+			busPowerHist.Observe(busWatts)
+			busPowerSumm.Observe(busWatts)
+
+			shuntVolts := float64(p.Shunt) / float64(physic.Volt)
+			shuntVoltageHist.Observe(shuntVolts)
+			shuntVoltageSumm.Observe(shuntVolts)
 
 		case <-halt:
 			return nil

go.mod

@@ -3,6 +3,7 @@ module gitea.drjosh.dev/josh/ina219-exporter
 go 1.23.1
 
 require (
+	gitea.drjosh.dev/josh/jmetrics v0.0.2
 	github.com/prometheus/client_golang v1.20.4
 	periph.io/x/conn/v3 v3.7.1
 	periph.io/x/devices/v3 v3.7.1

go.sum

@@ -1,3 +1,5 @@
+gitea.drjosh.dev/josh/jmetrics v0.0.2 h1:k3qollGGryN46ZJSc2QE7o8Qc5tjAkI/etGhOPc3uMg=
+gitea.drjosh.dev/josh/jmetrics v0.0.2/go.mod h1:2nQ3pf8j3kSfLIjRVWrKWuWGPjh/TKnu7MDx6PFb4BM=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs=