feat(argo-cd): add notifications.metrics.serviceMonitor.selector for consistency (#1177)

Signed-off-by: Lucas Bickel <lucas.bickel@adfinis.com>

charts/argo-cd/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: v2.3.1
 description: A Helm chart for Argo CD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 4.0.1
+version: 4.1.0
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 keywords:
@@ -21,5 +21,4 @@ dependencies:
     condition: redis-ha.enabled
 annotations:
   artifacthub.io/changes: |
-    - "[Fixed]: make notification-metrics service target pods properly"
-    - "[Fixed]: make notification-metrics servicemonitor target service properly"
+    - "[Changed]: added notifications.metrics.serviceMonitor.selector value"

charts/argo-cd/README.md

@@ -749,6 +749,7 @@ NAME: my-release
 | notifications.metrics.service.labels | object | `{}` | Metrics service labels |
 | notifications.metrics.serviceMonitor.additionalLabels | object | `{}` | Prometheus ServiceMonitor labels |
 | notifications.metrics.serviceMonitor.enabled | bool | `false` | Enable a prometheus ServiceMonitor |
+| notifications.metrics.serviceMonitor.selector | object | `{}` | Prometheus ServiceMonitor selector |
 | notifications.name | string | `"notifications-controller"` | Notifications controller name string |
 | notifications.nodeSelector | object | `{}` | [Node selector] |
 | notifications.notifiers | object | See [values.yaml] | Configures notification services |

charts/argo-cd/templates/argocd-notifications/servicemonitor.yaml

@@ -8,6 +8,9 @@ metadata:
   {{- end }}
   labels:
     {{- include "argo-cd.labels" (dict "context" . "component" .Values.notifications.name "name" .Values.notifications.name) | nindent 4 }}
+    {{- with .Values.notifications.metrics.serviceMonitor.selector }}
+      {{- toYaml . | nindent 4 }}
+    {{- end }}
     {{- if .Values.notifications.metrics.serviceMonitor.additionalLabels }}
       {{- toYaml .Values.notifications.metrics.serviceMonitor.additionalLabels | nindent 4 }}
     {{- end }}

charts/argo-cd/values.yaml

@@ -2157,6 +2157,9 @@ notifications:
     serviceMonitor:
       # -- Enable a prometheus ServiceMonitor
       enabled: false
+      # -- Prometheus ServiceMonitor selector
+      selector: {}
+        # prometheus: kube-prometheus
       # -- Prometheus ServiceMonitor labels
       additionalLabels: {}
       # namespace: monitoring