add ServiceMonitor for tekton chains

Signed-off-by: Avinal Kumar <[email protected]>

Author: avinal

operator/gitops/argocd/pipeline-service/openshift-pipelines/chains-observability-service.yaml

@@ -14,7 +14,4 @@ spec:
       protocol: TCP
       targetPort: 9090
   selector:
-    app.kubernetes.io/name: controller
-    app.kubernetes.io/component: controller
-    app.kubernetes.io/instance: default
-    app.kubernetes.io/part-of: tekton-chains
+    app: tekton-chains-controller

operator/gitops/argocd/pipeline-service/openshift-pipelines/chains-service-monitor.yaml

@@ -0,0 +1,16 @@
+---
+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: tekton-chains-controller
+  namespace: openshift-pipelines
+  annotations:
+    argocd.argoproj.io/sync-wave: "1"
+spec:
+  endpoints:
+    - path: /metrics
+      port: metrics
+      scheme: http
+  selector:
+    matchLabels:
+      app: tekton-chains-controller

operator/gitops/argocd/pipeline-service/openshift-pipelines/kustomization.yaml

@@ -7,5 +7,18 @@ resources:
   - openshift-operator.yaml
   - tekton-config.yaml
   - config-logging.yaml
+  - chains-service-monitor.yaml
   # Manully add ConfigMap and Service until PLNSRVCE-1359 is fixed
   - chains-observability-service.yaml
+
+## add a patch to add app label to the tekton chains deployment
+patches:
+  - target:
+      kind: Deployment
+      name: tekton-chains-controller
+      namespace: openshift-pipelines
+    patch: |-
+      - op: add
+        path: /metadata/labels
+        value:
+          app: tekton-chains-controller