sambacc: add a new dc interface config type

Add DCInterfaceConfig class to the config module that will track
settings used to dynamically configure interfaces that the dc will
incorporate.

Signed-off-by: John Mulligan <[email protected]>

Author: phlogistonjohn

sambacc/config.py

@@ -507,9 +507,21 @@ def __init__(self, drec: dict, instance_name: str):
         self.realm = drec["realm"]
         self.short_domain = drec.get("short_domain", "")
         self.admin_password = drec.get("admin_password", "")
+        self.interface_config = DCInterfaceConfig(drec.get("interfaces", {}))
         self.dcname = instance_name
 
 
+class DCInterfaceConfig:
+    def __init__(self, iface_config: dict) -> None:
+        self.include_pattern: str = iface_config.get("include_pattern", "")
+        self.exclude_pattern: str = iface_config.get("exclude_pattern", "")
+
+    @property
+    def configured(self) -> bool:
+        """Return true if at least one interface property has been set."""
+        return bool(self.include_pattern) or bool(self.exclude_pattern)
+
+
 class DomainUserEntry(UserEntry):
     def __init__(self, iconf: InstanceConfig, urec: dict, num: int):
         super().__init__(iconf, urec, num)