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-rw-r--r--python/vyos/ifconfig/interface.py25
-rwxr-xr-xsrc/op_mode/wireguard.py2
2 files changed, 20 insertions, 7 deletions
diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py
index 4a34f96d6..96057a943 100644
--- a/python/vyos/ifconfig/interface.py
+++ b/python/vyos/ifconfig/interface.py
@@ -39,6 +39,8 @@ class Interface(DHCP):
required = []
default = {
'type': '',
+ 'debug': True,
+ 'create': True,
}
definition = {
'section': '',
@@ -174,15 +176,26 @@ class Interface(DHCP):
super().__init__(ifname, **kargs)
if not os.path.exists('/sys/class/net/{}'.format(self.config['ifname'])):
+ # Any instance of Interface, such as Interface('eth0')
+ # can be used safely to access the generic function in this class
+ # as 'type' is unset, the class can not be created
if not self.config['type']:
raise Exception('interface "{}" not found'.format(self.config['ifname']))
- for k in self.required:
- if k not in kargs:
- name = self.default['type']
- raise ConfigError(f'missing required option {k} for {name} {ifname} creation')
-
- self._create()
+ # Should an Instance of a child class (EthernetIf, DummyIf, ..)
+ # be required, then create should be set to False to not accidentally create it.
+ # In case a subclass does not define it, we use get to set the default to True
+ if self.config.get('create',True):
+ for k in self.required:
+ if k not in kargs:
+ name = self.default['type']
+ raise ConfigError(f'missing required option {k} for {name} {ifname} creation')
+
+ self._create()
+ # If we can not connect to the interface then let the caller know
+ # as the class could not be correctly initialised
+ else:
+ raise Exception('interface "{}" not found'.format(self.config['ifname']))
# list of assigned IP addresses
self._addr = []
diff --git a/src/op_mode/wireguard.py b/src/op_mode/wireguard.py
index 512c80dda..c684f8a47 100755
--- a/src/op_mode/wireguard.py
+++ b/src/op_mode/wireguard.py
@@ -150,7 +150,7 @@ if __name__ == '__main__':
if args.listkdir:
list_key_dirs()
if args.showinterface:
- intf = WireGuardIf(args.showinterface, debug=False)
+ intf = WireGuardIf(args.showinterface, create=False, debug=False)
intf.op_show_interface()
if args.delkdir:
if args.location: