# Copyright 2020-2024 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/>.

# Convert "service pppoe-server authentication radius-server node key"
# to: "service pppoe-server authentication radius-server node secret"

from vyos.configtree import ConfigTree

base = ['service', 'pppoe-server', 'authentication', 'radius-server']

def migrate(ctree: ConfigTree) -> None:
    if not ctree.exists(base):
        # Nothing to do
        return

    nodes = ctree.list_nodes(base)
    for node in nodes:
        if ctree.exists(base + [node, 'key']):
            val = ctree.return_value(base + [node, 'key'])
            ctree.set(base + [node, 'secret'], value=val, replace=False)
            ctree.delete(base + [node, 'key'])