T5971: Rewritten ppp options in accel-ppp services

Rewritten 'ppp-options' to the same view in all accel-ppp services.
Adding IPv6 support to PPTP.

(cherry picked from commit d9e57fe65dd538c6ea80637f4f6f23cf11dc583d)

1 files changed, 51 insertions, 0 deletions

diff --git a/src/migration-scripts/pptp/3-to-4 b/src/migration-scripts/pptp/3-to-4
new file mode 100755
index 000000000..0a8dad2f4
--- /dev/null
+++ b/src/migration-scripts/pptp/3-to-4
@@ -0,0 +1,51 @@
+#!/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/>.
+
+# - Move 'mppe' from 'authentication' node to 'ppp-options'
+
+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', 'pptp', 'remote-access']
+
+if not config.exists(base):
+    exit(0)
+
+if config.exists(base + ['authentication','mppe']):
+    mppe = config.return_value(base + ['authentication','mppe'])
+    config.set(base + ['ppp-options', 'mppe'], value=mppe, replace=True)
+    config.delete(base + ['authentication','mppe'])
+
+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)