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# Copyright 2021-2024 VyOS maintainers and contributors <maintainers@vyos.io>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library. If not, see <http://www.gnu.org/licenses/>.
from vyos.configtree import ConfigTree
def migrate(config: ConfigTree) -> None:
for type in ['tunnel', 'l2tpv3']:
base = ['interfaces', type]
if not config.exists(base):
# Nothing to do
continue
for interface in config.list_nodes(base):
# Migrate "interface tunnel <tunX> encapsulation gre-bridge" to gretap
encap_path = base + [interface, 'encapsulation']
if type == 'tunnel' and config.exists(encap_path):
tmp = config.return_value(encap_path)
if tmp == 'gre-bridge':
config.set(encap_path, value='gretap')
# Migrate "interface tunnel|l2tpv3 <interface> local-ip" to source-address
# Migrate "interface tunnel|l2tpv3 <interface> remote-ip" to remote
local_ip_path = base + [interface, 'local-ip']
if config.exists(local_ip_path):
config.rename(local_ip_path, 'source-address')
remote_ip_path = base + [interface, 'remote-ip']
if config.exists(remote_ip_path):
config.rename(remote_ip_path, 'remote')
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