T6732: added same as vyos 1x

1 files changed, 39 insertions, 0 deletions

diff --git a/src/migration-scripts/system/7-to-8 b/src/migration-scripts/system/7-to-8
new file mode 100644
index 0000000..64dd4dc
--- /dev/null
+++ b/src/migration-scripts/system/7-to-8
@@ -0,0 +1,39 @@
+# 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/>.
+
+# Converts "system gateway-address" option to "protocols static route 0.0.0.0/0 next-hop $gw"
+
+from vyos.configtree import ConfigTree
+
+def migrate(config: ConfigTree) -> None:
+    if not config.exists(['system', 'gateway-address']):
+        # Nothing to do
+        return
+
+    # Save the address
+    gw = config.return_value(['system', 'gateway-address'])
+
+    # Create the node for the new syntax
+    # Note: next-hop is a tag node, gateway address is its child, not a value
+    config.set(['protocols', 'static', 'route', '0.0.0.0/0', 'next-hop', gw])
+
+    # Delete the node with the old syntax
+    config.delete(['system', 'gateway-address'])
+
+    # Now, the interesting part. Both route and next-hop are supposed to be tag nodes,
+    # which you can verify with "cli-shell-api isTag $configPath".
+    # They must be formatted as such to load correctly.
+    config.set_tag(['protocols', 'static', 'route'])
+    config.set_tag(['protocols', 'static', 'route', '0.0.0.0/0', 'next-hop'])