T7076: VPP check ethernet interface exist before adding to vpp

src/conf_mode/vpp.py

@@ -27,6 +27,7 @@
 from vyos.config import Config
 from vyos.configdep import set_dependents, call_dependents
 from vyos.configdict import node_changed, leaf_node_changed
+from vyos.configverify import verify_interface_exists
 from vyos.utils.cpu import get_core_count
 from vyos.ifconfig import Section
 from vyos.template import render
@@ -136,6 +137,9 @@ def get_config(config=None):
     if 'settings' in config:
         if 'interface' in config['settings']:
             for iface, iface_config in config['settings']['interface'].items():
+                # verify interface exists
+                verify_interface_exists(config, iface)
+
                 # Driver must be configured to continue
                 if 'driver' not in iface_config:
                     raise ConfigError(