fix: add namespaceSelector on serviceMonitor

Co-authored-by: Richard Boldiš <richard@boldis.dev>
Signed-off-by: WrenIX <dev.github@wrenix.eu>

Author: 2 people

charts/nextcloud/templates/metrics/servicemonitor.yaml

@@ -26,8 +26,12 @@ spec:
       app.kubernetes.io/instance: {{ .Release.Name }}
       app.kubernetes.io/component: metrics
   namespaceSelector:
+    {{- with .Values.metrics.serviceMonitor.namespaceSelector }}
+    {{- toYaml . | nindent 4 }}
+    {{- else }}
     matchNames:
       - {{ .Release.Namespace | quote }}
+    {{- end }}
   endpoints:
     - port: metrics
       path: "/"

charts/nextcloud/values.yaml

@@ -517,6 +517,9 @@ metrics:
     ##
     namespace: ""
 
+    ## @param metrics.serviceMonitor.namespaceSelector where service are to discoverd (default release namespace)
+    namespaceSelector:
+
     ## @param metrics.serviceMonitor.jobLabel The name of the label on the target service to use as the job name in prometheus.
     ##
     jobLabel: ""