T5865: Moved ipv6 pools to named ipv6 pools in accel-ppp

Moved ipv6 pools to named ipv6 pools in accel-ppp services

1 files changed, 60 insertions, 0 deletions

diff --git a/src/migration-scripts/l2tp/6-to-7 b/src/migration-scripts/l2tp/6-to-7
new file mode 100755
index 000000000..f49c4ab08
--- /dev/null
+++ b/src/migration-scripts/l2tp/6-to-7
@@ -0,0 +1,60 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2024 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Migrating to named ipv6 pools
+
+import os
+
+from sys import argv
+from sys import exit
+from vyos.configtree import ConfigTree
+
+
+if len(argv) < 2:
+    print("Must specify file name!")
+    exit(1)
+
+file_name = argv[1]
+
+with open(file_name, 'r') as f:
+    config_file = f.read()
+
+config = ConfigTree(config_file)
+base = ['vpn', 'l2tp', 'remote-access']
+pool_base = base + ['client-ipv6-pool']
+if not config.exists(base):
+    exit(0)
+
+if not config.exists(pool_base):
+    exit(0)
+
+ipv6_pool_name = 'ipv6-pool'
+config.copy(pool_base, pool_base + [ipv6_pool_name])
+
+if config.exists(pool_base + ['prefix']):
+    config.delete(pool_base + ['prefix'])
+    config.set(base + ['default-ipv6-pool'], value=ipv6_pool_name)
+if config.exists(pool_base + ['delegate']):
+    config.delete(pool_base + ['delegate'])
+# format as tag node
+config.set_tag(pool_base)
+
+try:
+    with open(file_name, 'w') as f:
+        f.write(config.to_string())
+except OSError as e:
+    print("Failed to save the modified config: {}".format(e))
+    exit(1)