33 lines
842 B
Go
33 lines
842 B
Go
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package outbox
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import (
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"context"
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"time"
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"github.com/jackc/pgx/v5/pgxpool"
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"github.com/prometheus/client_golang/prometheus"
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)
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func RegisterMetrics(pool *pgxpool.Pool) {
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for _, status := range []string{"pending", "processing", "dead"} {
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status := status
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prometheus.MustRegister(prometheus.NewGaugeFunc(prometheus.GaugeOpts{
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Namespace: "voice_platform",
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Subsystem: "outbox",
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Name: "events",
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Help: "Current outbox event count by status.",
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ConstLabels: prometheus.Labels{
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"status": status,
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},
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}, func() float64 {
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ctx, cancel := context.WithTimeout(context.Background(), time.Second)
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defer cancel()
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var count float64
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if err := pool.QueryRow(ctx, "SELECT count(*)::float8 FROM outbox_event WHERE status = $1", status).Scan(&count); err != nil {
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return 0
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}
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return count
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}))
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}
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}
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