From a950059053f7394acfb453cc0d8194aa3dc721fa Mon Sep 17 00:00:00 2001
From: kumvijaya <kuvmijaya@gmail.com>
Date: Thu, 26 Sep 2024 11:31:07 +0530
Subject: T6732: added same as vyos 1x

---
 src/migration-scripts/nat66/0-to-1 | 52 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 src/migration-scripts/nat66/0-to-1

(limited to 'src/migration-scripts/nat66/0-to-1')

diff --git a/src/migration-scripts/nat66/0-to-1 b/src/migration-scripts/nat66/0-to-1
new file mode 100644
index 0000000..b3c6bf4
--- /dev/null
+++ b/src/migration-scripts/nat66/0-to-1
@@ -0,0 +1,52 @@
+# 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/>.
+
+from vyos.configtree import ConfigTree
+
+def merge_npt(config,base,rule):
+    merge_base = ['nat66','source','rule',rule]
+    # Configure migration functions
+    if config.exists(base + ['description']):
+        tmp = config.return_value(base + ['description'])
+        config.set(merge_base + ['description'],value=tmp)
+
+    if config.exists(base + ['disable']):
+        tmp = config.return_value(base + ['disable'])
+        config.set(merge_base + ['disable'],value=tmp)
+
+    if config.exists(base + ['outbound-interface']):
+        tmp = config.return_value(base + ['outbound-interface'])
+        config.set(merge_base + ['outbound-interface'],value=tmp)
+
+    if config.exists(base + ['source','prefix']):
+        tmp = config.return_value(base + ['source','prefix'])
+        config.set(merge_base + ['source','prefix'],value=tmp)
+
+    if config.exists(base + ['translation','prefix']):
+        tmp = config.return_value(base + ['translation','prefix'])
+        config.set(merge_base + ['translation','address'],value=tmp)
+
+def migrate(config: ConfigTree) -> None:
+    if not config.exists(['nat', 'nptv6']):
+        # Nothing to do
+        return
+
+    for rule in config.list_nodes(['nat', 'nptv6', 'rule']):
+        base = ['nat', 'nptv6', 'rule', rule]
+        # Merge 'nat nptv6' to 'nat66 source'
+        merge_npt(config,base,rule)
+
+    # Delete the original NPT configuration
+    config.delete(['nat','nptv6']);
-- 
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