1 files changed, 32 insertions, 0 deletions
diff --git a/src/migration-scripts/ntp/0-to-1 b/src/migration-scripts/ntp/0-to-1
new file mode 100644
index 0000000..01f5a46
--- /dev/null
+++ b/src/migration-scripts/ntp/0-to-1
@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+
+# Copyright 2018-2024 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/>.
+
+# Delete "set system ntp server <n> dynamic" option
+
+from vyos.configtree import ConfigTree
+
+def migrate(config: ConfigTree) -> None:
+    if not config.exists(['system', 'ntp', 'server']):
+        # Nothing to do
+        return
+
+    # Delete abandoned leaf node if found inside tag node for
+    # "set system ntp server <n> dynamic"
+    base = ['system', 'ntp', 'server']
+    for server in config.list_nodes(base):
+        if config.exists(base + [server, 'dynamic']):
+            config.delete(base + [server, 'dynamic'])