#!/usr/bin/env python3 # # Copyright (C) 2019-2022 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.config import Config from vyos.configdict import get_interface_dict from vyos.configdict import is_node_changed from vyos.configdict import is_source_interface from vyos.configdict import leaf_node_changed from vyos.configverify import verify_vrf from vyos.configverify import verify_address from vyos.configverify import verify_bridge_delete from vyos.configverify import verify_source_interface from vyos.configverify import verify_vlan_config from vyos.configverify import verify_mtu_parent from vyos.configverify import verify_mirror_redirect from vyos.configverify import verify_bond_bridge_member from vyos.ifconfig import MACVLANIf from vyos import ConfigError from vyos import airbag 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', 'pseudo-ethernet'] ifname, peth = get_interface_dict(conf, base) mode = is_node_changed(conf, ['mode']) if mode: peth.update({'shutdown_required' : {}}) if leaf_node_changed(conf, base + [ifname, 'mode']): peth.update({'rebuild_required': {}}) if 'source_interface' in peth: _, peth['parent'] = get_interface_dict(conf, ['interfaces', 'ethernet'], peth['source_interface']) # test if source-interface is maybe already used by another interface tmp = is_source_interface(conf, peth['source_interface'], ['macsec']) if tmp and tmp != ifname: peth.update({'is_source_interface' : tmp}) return peth def verify(peth): if 'deleted' in peth: verify_bridge_delete(peth) return None verify_source_interface(peth) verify_vrf(peth) verify_address(peth) verify_mtu_parent(peth, peth['parent']) verify_mirror_redirect(peth) # use common function to verify VLAN configuration verify_vlan_config(peth) return None def generate(peth): return None def apply(peth): # Check if the MACVLAN interface already exists if 'rebuild_required' in peth or 'deleted' in peth: if peth['ifname'] in interfaces(): p = MACVLANIf(peth['ifname']) # MACVLAN is always needs to be recreated, # thus we can simply always delete it first. p.remove() if 'deleted' not in peth: p = MACVLANIf(**peth) p.update(peth) return None if __name__ == '__main__': try: c = get_config() verify(c) generate(c) apply(c) except ConfigError as e: print(e) exit(1)