1 files changed, 38 insertions, 0 deletions
diff --git a/src/migration-scripts/system/21-to-22 b/src/migration-scripts/system/21-to-22
new file mode 100644
index 0000000..0e68a68
--- /dev/null
+++ b/src/migration-scripts/system/21-to-22
@@ -0,0 +1,38 @@
+# Copyright 2021-2024 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
+
+base = ['system', 'sysctl']
+
+def migrate(config: ConfigTree) -> None:
+    if not config.exists(base):
+        # Nothing to do
+        return
+
+    for all_custom in ['all', 'custom']:
+        if config.exists(base + [all_custom]):
+            for key in config.list_nodes(base + [all_custom]):
+                tmp = config.return_value(base + [all_custom, key, 'value'])
+                config.set(base + ['parameter', key, 'value'], value=tmp)
+                config.set_tag(base + ['parameter'])
+            config.delete(base + [all_custom])
+
+    for ipv4_param in ['net.ipv4.igmp_max_memberships', 'net.ipv4.ipfrag_time']:
+        if config.exists(base + [ipv4_param]):
+            tmp = config.return_value(base + [ipv4_param])
+            config.set(base + ['parameter', ipv4_param, 'value'], value=tmp)
+            config.set_tag(base + ['parameter'])
+            config.delete(base + [ipv4_param])