ntp: add config to filter and set ntp interfaces (#11066)

* ntp: add config to set which interface ntp should listen

* Fixed config to only have one variable

roles/kubernetes/preinstall/defaults/main.yml

@@ -98,6 +98,13 @@ ntp_servers:
 ntp_restrict:
   - "127.0.0.1"
   - "::1"
+# Specify whether to filter interfaces
+ntp_filter_interface: false
+# Specify the interfaces
+# Only takes effect when ntp_filter_interface is true
+# ntp_interfaces:
+#   - ignore wildcard
+#   - listen xxx
 # The NTP driftfile path
 # Only takes effect when ntp_manage_config is true.
 ntp_driftfile: /var/lib/ntp/ntp.drift