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-rwxr-xr-xsrc/migration-scripts/dns-dynamic/3-to-476
1 files changed, 76 insertions, 0 deletions
diff --git a/src/migration-scripts/dns-dynamic/3-to-4 b/src/migration-scripts/dns-dynamic/3-to-4
new file mode 100755
index 000000000..b888a3b6b
--- /dev/null
+++ b/src/migration-scripts/dns-dynamic/3-to-4
@@ -0,0 +1,76 @@
+#!/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/>.
+
+# T5966:
+# - migrate "service dns dynamic name <service> address <interface>"
+# to "service dns dynamic name <service> address interface <interface>"
+# when <interface> != 'web'
+# - migrate "service dns dynamic name <service> web-options ..."
+# to "service dns dynamic name <service> address web ..."
+# when <interface> == 'web'
+
+import sys
+from vyos.configtree import ConfigTree
+
+if len(sys.argv) < 2:
+ print("Must specify file name!")
+ sys.exit(1)
+
+file_name = sys.argv[1]
+
+with open(file_name, 'r') as f:
+ config_file = f.read()
+
+config = ConfigTree(config_file)
+
+base_path = ['service', 'dns', 'dynamic', 'name']
+
+if not config.exists(base_path):
+ # Nothing to do
+ sys.exit(0)
+
+for service in config.list_nodes(base_path):
+
+ service_path = base_path + [service]
+
+ if config.exists(service_path + ['address']):
+ address = config.return_value(service_path + ['address'])
+ # 'address' is not a leaf node anymore, delete it first
+ config.delete(service_path + ['address'])
+
+ # When address is an interface (not 'web'), move it to 'address interface'
+ if address != 'web':
+ config.set(service_path + ['address', 'interface'], address)
+
+ else: # address == 'web'
+ # Relocate optional 'web-options' directly under 'address web'
+ if config.exists(service_path + ['web-options']):
+ # config.copy does not recursively create a path, so initialize it
+ config.set(service_path + ['address'])
+ config.copy(service_path + ['web-options'],
+ service_path + ['address', 'web'])
+ config.delete(service_path + ['web-options'])
+
+ # ensure that valueless 'address web' still exists even if there are no 'web-options'
+ if not config.exists(service_path + ['address', 'web']):
+ config.set(service_path + ['address', 'web'])
+
+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))
+ sys.exit(1)