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-rwxr-xr-xsrc/conf_mode/interfaces-virtual-ethernet.py97
1 files changed, 97 insertions, 0 deletions
diff --git a/src/conf_mode/interfaces-virtual-ethernet.py b/src/conf_mode/interfaces-virtual-ethernet.py
new file mode 100755
index 000000000..91609ded9
--- /dev/null
+++ b/src/conf_mode/interfaces-virtual-ethernet.py
@@ -0,0 +1,97 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2022 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+from sys import exit
+
+from netifaces import interfaces
+from vyos import ConfigError
+from vyos import airbag
+from vyos.config import Config
+from vyos.configdict import get_interface_dict
+from vyos.configverify import verify_address
+from vyos.configverify import verify_bridge_delete
+from vyos.configverify import verify_vrf
+from vyos.ifconfig import VethIf
+
+airbag.enable()
+
+
+def get_config(config=None):
+ """
+ Retrive CLI config as dictionary. Dictionary can never be empty, as at
+ least the interface name will be added or a deleted flag
+ """
+ if config:
+ conf = config
+ else:
+ conf = Config()
+ base = ['interfaces', 'virtual-ethernet']
+ ifname, veth = get_interface_dict(conf, base)
+
+ veth_dict = conf.get_config_dict(base, key_mangling=('-', '_'),
+ get_first_key=True,
+ no_tag_node_value_mangle=True)
+ veth['config_dict'] = veth_dict
+
+ return veth
+
+
+def verify(veth):
+ if 'deleted' in veth:
+ verify_bridge_delete(veth)
+ return None
+
+ verify_vrf(veth)
+ verify_address(veth)
+
+ if 'peer_name' not in veth:
+ raise ConfigError(
+ f'Remote peer name must be set for \"{veth["ifname"]}\"!')
+
+ if veth['peer_name'] not in veth['config_dict'].keys():
+ raise ConfigError(
+ f'Interface \"{veth["peer_name"]}\" is not configured!')
+
+ return None
+
+
+def generate(peth):
+ return None
+
+
+def apply(veth):
+ # Check if the Veth interface already exists
+ if 'rebuild_required' in veth or 'deleted' in veth:
+ if veth['ifname'] in interfaces():
+ p = VethIf(veth['ifname'])
+ p.remove()
+
+ if 'deleted' not in veth:
+ p = VethIf(**veth)
+ p.update(veth)
+
+ return None
+
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ exit(1)