daemon: removed usages of getattr and hasattr where possible

daemon/core/nodes/base.py

@@ -159,7 +159,7 @@ class NodeBase(abc.ABC):
         ifaces = []
         for iface_id in sorted(self.ifaces):
             iface = self.ifaces[iface_id]
-            if not control and getattr(iface, "control", False):
+            if not control and iface.control:
                 continue
             ifaces.append(iface)
         return ifaces

daemon/core/nodes/interface.py

@@ -73,6 +73,7 @@ class CoreInterface:
         self.net_client: LinuxNetClient = get_net_client(
             self.session.use_ovs(), self.host_cmd
         )
+        self.control: bool = False
 
     def host_cmd(
         self,