test(metrics): Use unique names for cluster-wide Prometheus resources

tests/templates/kuttl/metrics/11-create-service-monitor.yaml → tests/templates/kuttl/metrics/10-create-service-monitor.yaml

@@ -3,8 +3,6 @@ apiVersion: monitoring.coreos.com/v1
 kind: ServiceMonitor
 metadata:
   name: stackable-opensearch
-  labels:
-    release: prometheus-stack
 spec:
   selector:
     matchLabels:

tests/templates/kuttl/metrics/11-install-prometheus.yaml

@@ -0,0 +1,18 @@
+---
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+commands:
+  # Append the namespace to the Helm release name so that cluster-wide
+  # resources get unique names.
+  - script: |
+      helm install prometheus-$NAMESPACE \
+        --namespace $NAMESPACE \
+        --version 80.14.2 \
+        --values 11_kube-prometheus-stack-values.yaml \
+        --wait \
+        oci://ghcr.io/prometheus-community/charts/kube-prometheus-stack
+
+      kubectl label servicemonitors.monitoring.coreos.com stackable-opensearch \
+        --namespace $NAMESPACE \
+        release=prometheus-$NAMESPACE
+    timeout: 600