feat(chart): Add operator.extraArgs to add extra args to the fluent-operator container

This would allow users to provide extra arguments like --watch-namespaces

Author: alexandrevilain

charts/fluent-operator/templates/fluent-operator-deployment.yaml

@@ -98,9 +98,11 @@ spec:
               fieldRef:
                 apiVersion: v1
                 fieldPath: metadata.namespace
-        {{- with .Values.operator.disableComponentControllers }}
-        args: ["--disable-component-controllers","{{ . }}"]
-        {{- end }}
+        args:
+          {{- with .Values.operator.extraArgs }}
+          {{- toYaml . | nindent 10 }}
+          {{- end }}
+          - --disable-component-controllers={{ .Values.operator.disableComponentControllers | quote }}
         volumeMounts:
         - name: env
           mountPath: /fluent-operator

charts/fluent-operator/values.yaml

@@ -64,6 +64,9 @@ operator:
   # setting fluentbit.crdsEnable or fluentd.crdsEnable values to false.
   # By default all CRDs are deployed.
   disableComponentControllers: ""
+  # Extra arguments given to the controller flags
+  extraArgs: []
+    # - --watch-namespaces=logging
 
 fluentbit:
   # Installs a sub chart carrying the CRDs for the fluent-bit controller. The sub chart is enabled by default.