Enable PreferDualStack on all the Services in the subcharts

Make sure that the services are created with both IPv4 and IPv6
addresses when the cluster has been created with both IPv4 and IPv6
ranges. They will behave as single stack otherwise.

Signed-off-by: Marco Chiappero <marco.chiappero@suse.com>

metal3-chart/charts/baremetal-operator/templates/metrics_service.yaml

@@ -6,6 +6,7 @@ metadata:
     control-plane: controller-manager
   name: {{ include "baremetal-operator.fullname" . }}-controller-manager-metrics-service
 spec:
+  ipFamilyPolicy: PreferDualStack
   ports:
   - name: https
     port: 8443

metal3-chart/charts/baremetal-operator/templates/service-webhook.yaml

@@ -5,6 +5,7 @@ metadata:
     {{- include "baremetal-operator.labels" . | nindent 4 }}
   name: {{ include "baremetal-operator.fullname" . }}-webhook-service
 spec:
+  ipFamilyPolicy: PreferDualStack
   ports:
   - port: 443
     targetPort: 9443

metal3-chart/charts/ironic/templates/service.yaml

@@ -10,6 +10,7 @@ metadata:
   {{- end }}
 spec:
   type: {{ .Values.service.type }}
+  ipFamilyPolicy: PreferDualStack
   ports:
   {{- $enableTLS := .Values.global.enable_tls }}
   {{- $enableVMediaTLS := .Values.global.enable_vmedia_tls }}

metal3-chart/charts/mariadb/templates/service.yaml

@@ -5,10 +5,11 @@ metadata:
   labels:
     {{- include "mariadb.labels" . | nindent 4 }}
 spec:
+  ipFamilyPolicy: PreferDualStack
   type: {{ .Values.service.type }}
   selector:
     {{- include "mariadb.selectorLabels" . | nindent 4 }}
   ports:
   {{- with .Values.service.ports }}
     {{- toYaml . | nindent 2 }}
-  {{- end }}
+  {{- end }}

metal3-chart/charts/media/templates/service.yaml

@@ -5,6 +5,7 @@ metadata:
   labels:
     {{- include "media.labels" . | nindent 4 }}
 spec:
+  ipFamilyPolicy: PreferDualStack
   type: {{ .Values.service.type }}
   ports:
     - port: {{ .Values.service.port }}