Merge pull request #2838 from vyos/mergify/bp/sagitta/pr-2837

T4658: Renamed DPD action value from 'hold' to 'trap' (backport #2837)

1 files changed, 52 insertions, 0 deletions

diff --git a/src/migration-scripts/ipsec/12-to-13 b/src/migration-scripts/ipsec/12-to-13
new file mode 100755
index 000000000..504a2e9c7
--- /dev/null
+++ b/src/migration-scripts/ipsec/12-to-13
@@ -0,0 +1,52 @@
+#!/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/>.
+
+# Changed value of dead-peer-detection.action from hold to trap
+
+import re
+
+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()
+
+base = ['vpn', 'ipsec', 'ike-group']
+config = ConfigTree(config_file)
+
+if not config.exists(base):
+    # Nothing to do
+    exit(0)
+else:
+    for ike_group in config.list_nodes(base):
+        base_dpd_action = base + [ike_group, 'dead-peer-detection', 'action']
+        if config.exists(base_dpd_action) and config.return_value(base_dpd_action) == 'hold':
+            config.set(base_dpd_action, 'trap', replace=True)
+
+try:
+    with open(file_name, 'w') as f:
+        f.write(config.to_string())
+except OSError as e:
+    print(f'Failed to save the modified config: {e}')
+    exit(1)