T6732: added same as vyos 1x

1 files changed, 45 insertions, 0 deletions

diff --git a/src/migration-scripts/interfaces/9-to-10 b/src/migration-scripts/interfaces/9-to-10
new file mode 100644
index 0000000..cdfd7d4
--- /dev/null
+++ b/src/migration-scripts/interfaces/9-to-10
@@ -0,0 +1,45 @@
+# 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/>.
+
+# - rename CLI node 'dhcpv6-options delgate' to 'dhcpv6-options prefix-delegation
+#   interface'
+# - rename CLI node 'interface-id' for prefix-delegation to 'address' as it
+#   represents the local interface IPv6 address assigned by DHCPv6-PD
+
+from vyos.configtree import ConfigTree
+
+def migrate(config: ConfigTree) -> None:
+    for intf_type in config.list_nodes(['interfaces']):
+        for intf in config.list_nodes(['interfaces', intf_type]):
+            # cache current config tree
+            base_path = ['interfaces', intf_type, intf, 'dhcpv6-options',
+                          'delegate']
+
+            if config.exists(base_path):
+                # cache new config tree
+                new_path = ['interfaces', intf_type, intf, 'dhcpv6-options',
+                             'prefix-delegation']
+                if not config.exists(new_path):
+                    config.set(new_path)
+
+                # copy to new node
+                config.copy(base_path, new_path + ['interface'])
+
+                # rename interface-id to address
+                for interface in config.list_nodes(new_path + ['interface']):
+                    config.rename(new_path + ['interface', interface, 'interface-id'], 'address')
+
+                # delete old noe
+                config.delete(base_path)