Update otel-demo.yaml

Author: rcastley

oteldemo/otel-demo.yaml

@@ -11,6 +11,33 @@ components:
   frontendProxy:
     service:
       type: LoadBalancer
+  kafka:
+    enabled: true
+    useDefault:
+      env: true
+    ports:
+      - name: plaintext
+        value: 9092
+      - name: controller
+        value: 9093
+    env:
+      - name: KAFKA_ADVERTISED_LISTENERS
+        value: 'PLAINTEXT://{{ include "otel-demo.name" . }}-kafka:9092'
+      - name: OTEL_EXPORTER_OTLP_ENDPOINT
+        value: http://$(OTEL_COLLECTOR_NAME):4317
+      - name: OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE
+        value: cumulative
+      - name: KAFKA_HEAP_OPTS
+        value: "-Xmx400M -Xms400M"
+      - name: KAFKA_OPTS
+        value: "-javaagent:/tmp/opentelemetry-javaagent.jar -Dotel.jmx.target.system=kafka-broker -Dcom.sun.management.jmxremote.port=5555"        
+    resources:
+      limits:
+        memory: 750Mi
+    securityContext:
+      runAsUser: 1000  # appuser
+      runAsGroup: 1000
+      runAsNonRoot: true
 
 # Disable the observability components incl. the collector
 observability:
@@ -21,4 +48,4 @@ observability:
   prometheus:
     enabled: false
   grafana:
-    enabled: false
+    enabled: false