Add extra arguments variables for openstack and vsphere cloud controller manager daemonsets (#6783)

roles/kubernetes-apps/external_cloud_controller/vsphere/defaults/main.yml

@@ -2,4 +2,10 @@
 external_vsphere_vcenter_port: "443"
 external_vsphere_insecure: "true"
 
+## A dictionary of extra arguments to add to the vsphere cloud controller manager daemonset
+## Format:
+##  external_vsphere_cloud_controller_extra_args:
+##    arg1: "value1"
+##    arg2: "value2"
+external_vsphere_cloud_controller_extra_args: {}
 external_vsphere_cloud_controller_image_tag: "latest"

roles/kubernetes-apps/external_cloud_controller/vsphere/templates/external-vsphere-cloud-controller-manager-ds.yml.j2

@@ -41,6 +41,9 @@ spec:
             - --v=2
             - --cloud-provider=vsphere
             - --cloud-config=/etc/cloud/vsphere.conf
+{% for key, value in external_vsphere_cloud_controller_extra_args.items() %}
+            - "{{ '--' + key + '=' + value }}"
+{% endfor %}
           volumeMounts:
             - mountPath: /etc/cloud
               name: vsphere-config-volume