76 lines
2.0 KiB
Go
76 lines
2.0 KiB
Go
package ops
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import (
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"strconv"
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"sync"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promauto"
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)
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var (
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metricsOnce sync.Once
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ingestTotal *prometheus.CounterVec
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ingestLatency *prometheus.HistogramVec
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deliveryTotal *prometheus.CounterVec
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deliveryLatency *prometheus.HistogramVec
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)
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type observer struct{}
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func newObserver() Observer {
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initMetrics()
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return observer{}
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}
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func initMetrics() {
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metricsOnce.Do(func() {
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ingestTotal = promauto.NewCounterVec(prometheus.CounterOpts{
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Namespace: "sendico",
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Subsystem: "callbacks",
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Name: "ingest_total",
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Help: "Total ingest attempts by result",
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}, []string{"result"})
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ingestLatency = promauto.NewHistogramVec(prometheus.HistogramOpts{
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Namespace: "sendico",
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Subsystem: "callbacks",
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Name: "ingest_duration_seconds",
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Help: "Ingest latency in seconds",
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Buckets: prometheus.DefBuckets,
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}, []string{"result"})
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deliveryTotal = promauto.NewCounterVec(prometheus.CounterOpts{
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Namespace: "sendico",
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Subsystem: "callbacks",
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Name: "delivery_total",
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Help: "Total delivery attempts by result and status code",
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}, []string{"result", "status_code"})
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deliveryLatency = promauto.NewHistogramVec(prometheus.HistogramOpts{
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Namespace: "sendico",
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Subsystem: "callbacks",
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Name: "delivery_duration_seconds",
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Help: "Delivery latency in seconds",
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Buckets: prometheus.DefBuckets,
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}, []string{"result"})
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})
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}
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func (observer) ObserveIngest(result string, duration time.Duration) {
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if result == "" {
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result = "unknown"
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}
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ingestTotal.WithLabelValues(result).Inc()
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ingestLatency.WithLabelValues(result).Observe(duration.Seconds())
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}
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func (observer) ObserveDelivery(result string, statusCode int, duration time.Duration) {
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if result == "" {
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result = "unknown"
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}
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deliveryTotal.WithLabelValues(result, strconv.Itoa(statusCode)).Inc()
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deliveryLatency.WithLabelValues(result).Observe(duration.Seconds())
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}
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