From 26bae36f8b90117a4bbb17e743292840031a3865 Mon Sep 17 00:00:00 2001
From: Joseph Doherty <dohejw01@gmail.com>
Date: Mon, 1 Jun 2026 15:33:28 -0400
Subject: [PATCH] feat(otopcua): wire OTel via AddZbTelemetry (shared Resource
 + std instrumentation)

---
 .../Observability/ObservabilityExtensions.cs  | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/src/Server/ZB.MOM.WW.OtOpcUa.Host/Observability/ObservabilityExtensions.cs b/src/Server/ZB.MOM.WW.OtOpcUa.Host/Observability/ObservabilityExtensions.cs
index be79d120..9257cdf6 100644
--- a/src/Server/ZB.MOM.WW.OtOpcUa.Host/Observability/ObservabilityExtensions.cs
+++ b/src/Server/ZB.MOM.WW.OtOpcUa.Host/Observability/ObservabilityExtensions.cs
@@ -1,6 +1,5 @@
-using OpenTelemetry.Metrics;
-using OpenTelemetry.Trace;
 using ZB.MOM.WW.OtOpcUa.Commons.Observability;
+using ZB.MOM.WW.Telemetry;
 
 namespace ZB.MOM.WW.OtOpcUa.Host.Observability;
 
@@ -17,14 +16,12 @@ public static class ObservabilityExtensions
     /// <param name="services">The service collection to add observability services to.</param>
     public static IServiceCollection AddOtOpcUaObservability(this IServiceCollection services)
     {
-        services.AddOpenTelemetry()
-            .WithMetrics(b => b
-                .AddMeter(OtOpcUaTelemetry.MeterName)
-                .AddPrometheusExporter())
-            .WithTracing(b => b
-                .AddSource(OtOpcUaTelemetry.ActivitySourceName));
-
-        return services;
+        return services.AddZbTelemetry(o =>
+        {
+            o.ServiceName = "otopcua";
+            o.Meters = [OtOpcUaTelemetry.MeterName];
+            o.ActivitySources = [OtOpcUaTelemetry.ActivitySourceName];
+        });
     }
 
     /// <summary>
@@ -35,7 +32,7 @@ public static class ObservabilityExtensions
     /// <param name="app">The endpoint route builder.</param>
     public static IEndpointRouteBuilder MapOtOpcUaMetrics(this IEndpointRouteBuilder app)
     {
-        app.MapPrometheusScrapingEndpoint("/metrics");
+        app.MapZbMetrics();
         return app;
     }
 }