diff options
Diffstat (limited to 'src/migration-scripts/ipsec/9-to-10')
| -rw-r--r-- | src/migration-scripts/ipsec/9-to-10 | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/migration-scripts/ipsec/9-to-10 b/src/migration-scripts/ipsec/9-to-10 new file mode 100644 index 0000000..321a759 --- /dev/null +++ b/src/migration-scripts/ipsec/9-to-10 @@ -0,0 +1,114 @@ +# Copyright 2022-2024 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/>. + +# T4118: Change vpn ipsec syntax for IKE ESP and peer +# T4879: IPsec migration script remote-id for peer name eq address + +import re + +from vyos.configtree import ConfigTree + +base = ['vpn', 'ipsec'] + +def migrate(config: ConfigTree) -> None: + if not config.exists(base): + # Nothing to do + return + + # IKE changes, T4118: + if config.exists(base + ['ike-group']): + for ike_group in config.list_nodes(base + ['ike-group']): + # replace 'ipsec ike-group <tag> mobike disable' + # => 'ipsec ike-group <tag> disable-mobike' + mobike = base + ['ike-group', ike_group, 'mobike'] + if config.exists(mobike): + if config.return_value(mobike) == 'disable': + config.set(base + ['ike-group', ike_group, 'disable-mobike']) + config.delete(mobike) + + # replace 'ipsec ike-group <tag> ikev2-reauth yes' + # => 'ipsec ike-group <tag> ikev2-reauth' + reauth = base + ['ike-group', ike_group, 'ikev2-reauth'] + if config.exists(reauth): + if config.return_value(reauth) == 'yes': + config.delete(reauth) + config.set(reauth) + else: + config.delete(reauth) + + # ESP changes + # replace 'ipsec esp-group <tag> compression enable' + # => 'ipsec esp-group <tag> compression' + if config.exists(base + ['esp-group']): + for esp_group in config.list_nodes(base + ['esp-group']): + compression = base + ['esp-group', esp_group, 'compression'] + if config.exists(compression): + if config.return_value(compression) == 'enable': + config.delete(compression) + config.set(compression) + else: + config.delete(compression) + + # PEER changes + if config.exists(base + ['site-to-site', 'peer']): + for peer in config.list_nodes(base + ['site-to-site', 'peer']): + peer_base = base + ['site-to-site', 'peer', peer] + + # replace: 'peer <tag> id x' + # => 'peer <tag> local-id x' + if config.exists(peer_base + ['authentication', 'id']): + config.rename(peer_base + ['authentication', 'id'], 'local-id') + + # For the peer '@foo' set remote-id 'foo' if remote-id is not defined + # For the peer '192.0.2.1' set remote-id '192.0.2.1' if remote-id is not defined + if not config.exists(peer_base + ['authentication', 'remote-id']): + tmp = peer.replace('@', '') if peer.startswith('@') else peer + config.set(peer_base + ['authentication', 'remote-id'], value=tmp) + + # replace: 'peer <tag> force-encapsulation enable' + # => 'peer <tag> force-udp-encapsulation' + force_enc = peer_base + ['force-encapsulation'] + if config.exists(force_enc): + if config.return_value(force_enc) == 'enable': + config.delete(force_enc) + config.set(peer_base + ['force-udp-encapsulation']) + else: + config.delete(force_enc) + + # add option: 'peer <tag> remote-address x.x.x.x' + remote_address = peer + if peer.startswith('@'): + remote_address = 'any' + config.set(peer_base + ['remote-address'], value=remote_address) + # Peer name it is swanctl connection name and shouldn't contain dots or colons + # rename peer: + # peer 192.0.2.1 => peer peer_192-0-2-1 + # peer 2001:db8::2 => peer peer_2001-db8--2 + # peer @foo => peer peer_foo + re_peer_name = re.sub(':|\.', '-', peer) + if re_peer_name.startswith('@'): + re_peer_name = re.sub('@', '', re_peer_name) + new_peer_name = f'peer_{re_peer_name}' + + config.rename(peer_base, new_peer_name) + + # remote-access/road-warrior changes + if config.exists(base + ['remote-access', 'connection']): + for connection in config.list_nodes(base + ['remote-access', 'connection']): + ra_base = base + ['remote-access', 'connection', connection] + # replace: 'remote-access connection <tag> authentication id x' + # => 'remote-access connection <tag> authentication local-id x' + if config.exists(ra_base + ['authentication', 'id']): + config.rename(ra_base + ['authentication', 'id'], 'local-id') |