chore: Enable jaeger spm

Signed-off-by: Kemal Akkoyun <[email protected]>

Author: kakkoyun

demo/infrastructure/docker-compose/docker-compose.yml

@@ -4,23 +4,26 @@ version: '3.8'
 # Complete observability stack with Jaeger, Prometheus, OTel Collector, Grafana, and k6
 
 services:
-  # Jaeger - Distributed tracing backend (v2 with native OTLP support)
+  # Jaeger - Distributed tracing backend (v2 with native OTLP support + SPM)
   jaeger:
     image: jaegertracing/jaeger:2.11.0
     container_name: jaeger
     command:
-      - --set=receivers.otlp.protocols.grpc.endpoint=0.0.0.0:4317
-      - --set=receivers.otlp.protocols.http.endpoint=0.0.0.0:4318
-      - --feature-gates=-telemetry.UseLocalHostAsDefaultMetricsAddress  # Expose telemetry on 0.0.0.0:8888
+      - --config=/etc/jaeger/config.yaml
+    volumes:
+      - ./jaeger/config.yaml:/etc/jaeger/config.yaml:ro
+      - ./jaeger/ui-config.json:/etc/jaeger/ui-config.json:ro
     ports:
       - "16686:16686"  # Jaeger UI
       - "4317"  # OTLP gRPC (internal)
       - "4318"  # OTLP HTTP (internal)
       - "14269:8888"  # Internal telemetry metrics (Jaeger's port 8888 mapped to host 14269)
-    environment:
-      - COLLECTOR_OTLP_ENABLED=true
+      - "13133"  # Health check endpoint (internal)
     networks:
       - observability
+    depends_on:
+      prometheus:
+        condition: service_healthy
     healthcheck:
       test: ["CMD", "wget", "--spider", "-q", "http://localhost:16686"]
       interval: 10s

demo/infrastructure/docker-compose/jaeger/config.yaml

@@ -0,0 +1,61 @@
+# Jaeger v2 configuration with Service Performance Monitoring (SPM) enabled
+# Based on: https://www.jaegertracing.io/docs/2.11/architecture/spm/
+
+extensions:
+  jaeger_storage:
+    backends:
+      memory:
+        memory:
+          max_traces: 100000
+    # Configure metric backends for SPM
+    metric_backends:
+      prometheus_metrics:
+        prometheus:
+          endpoint: http://prometheus:9090
+          # Normalize metric names to match OTel Collector spanmetrics output
+          normalize_calls: true
+          normalize_duration: true
+
+  jaeger_query:
+    storage:
+      traces: memory
+      metrics: prometheus_metrics
+    ui:
+      config_file: /etc/jaeger/ui-config.json
+
+  healthcheckv2:
+    http:
+      endpoint: 0.0.0.0:13133
+
+receivers:
+  otlp:
+    protocols:
+      grpc:
+        endpoint: 0.0.0.0:4317
+      http:
+        endpoint: 0.0.0.0:4318
+
+processors:
+  batch:
+    timeout: 5s
+    send_batch_size: 1024
+
+exporters:
+  jaeger_storage_exporter:
+    trace_storage: memory
+
+  # Export traces to OTel Collector for spanmetrics generation
+  otlp:
+    endpoint: otel-collector:4317
+    tls:
+      insecure: true
+
+service:
+  extensions: [jaeger_storage, jaeger_query, healthcheckv2]
+
+  pipelines:
+    traces:
+      receivers: [otlp]
+      processors: [batch]
+      # Export to both local storage AND OTel Collector for spanmetrics
+      exporters: [jaeger_storage_exporter, otlp]

demo/infrastructure/docker-compose/jaeger/ui-config.json

@@ -0,0 +1,5 @@
+{
+  "monitor": {
+    "menuEnabled": true
+  }
+}