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# Copyright 2019-2024 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
config_base = ['service', 'snmp', 'v3']
def migrate(config: ConfigTree) -> None:
if not config.exists(config_base):
# Nothing to do
return
# we no longer support a per trap target engine ID (https://vyos.dev/T818)
if config.exists(config_base + ['v3', 'trap-target']):
for target in config.list_nodes(config_base + ['v3', 'trap-target']):
config.delete(config_base + ['v3', 'trap-target', target, 'engineid'])
# we no longer support a per user engine ID (https://vyos.dev/T818)
if config.exists(config_base + ['v3', 'user']):
for user in config.list_nodes(config_base + ['v3', 'user']):
config.delete(config_base + ['v3', 'user', user, 'engineid'])
# we drop TSM support as there seem to be no users and this code is untested
# https://vyos.dev/T1769
if config.exists(config_base + ['v3', 'tsm']):
config.delete(config_base + ['v3', 'tsm'])
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