chore: establish local platform baseline

2026-08-26 06:41:54 +08:00
commit 29bdf4900f
575 changed files with 95644 additions and 0 deletions
@@ -0,0 +1,32 @@
+package outbox
+
+import (
+	"context"
+	"time"
+
+	"github.com/jackc/pgx/v5/pgxpool"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func RegisterMetrics(pool *pgxpool.Pool) {
+	for _, status := range []string{"pending", "processing", "dead"} {
+		status := status
+		prometheus.MustRegister(prometheus.NewGaugeFunc(prometheus.GaugeOpts{
+			Namespace: "voice_platform",
+			Subsystem: "outbox",
+			Name:      "events",
+			Help:      "Current outbox event count by status.",
+			ConstLabels: prometheus.Labels{
+				"status": status,
+			},
+		}, func() float64 {
+			ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+			defer cancel()
+			var count float64
+			if err := pool.QueryRow(ctx, "SELECT count(*)::float8 FROM outbox_event WHERE status = $1", status).Scan(&count); err != nil {
+				return 0
+			}
+			return count
+		}))
+	}
+}