enabled metrics output in the harness worker

Author: chrishagglund-ship-it

harness/main.ts

@@ -3,6 +3,7 @@ import {
   ConductorWorkflow,
   TaskHandler,
   simpleTask,
+  MetricsCollector,
 } from "../src/sdk";
 import { MetadataResource } from "../src/open-api/generated";
 import type { ConductorWorker } from "../src/sdk/clients/worker/types";
@@ -91,10 +92,15 @@ async function main(): Promise<void> {
     };
   });
 
+  const metricsPort = envIntOrDefault("HARNESS_METRICS_PORT", 9991);
+  const metricsCollector = new MetricsCollector({ httpPort: metricsPort });
+  console.log(`Prometheus metrics server started on port ${metricsPort}`);
+
   const handler = new TaskHandler({
     client,
     workers,
     scanForDecorated: false,
+    eventListeners: [metricsCollector],
   });
   await handler.startWorkers();
 

harness/manifests/configmap-gcp.yaml

@@ -6,5 +6,5 @@ metadata:
   labels:
     app: js-sdk-harness-worker
 data:
-  CONDUCTOR_SERVER_URL: "https://certification-gcp.orkesconductor.com/api"
-  CONDUCTOR_AUTH_KEY: "e6c1ac61-286b-11f1-be01-c682b5750c3a"
+  CONDUCTOR_SERVER_URL: "https://certification-gcp.orkesconductor.io/api"
+  CONDUCTOR_AUTH_KEY: "25b681c1-34ec-11f1-b07a-9601c7a63373"

harness/manifests/deployment.yaml

@@ -40,6 +40,10 @@ spec:
           value: "20"
         - name: HARNESS_POLL_INTERVAL_MS
           value: "100"
+        ports:
+        - name: metrics
+          containerPort: 9991
+          protocol: TCP
         resources:
           requests:
             memory: "256Mi"