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-rwxr-xr-xsrc/migration-scripts/dns-dynamic/1-to-270
1 files changed, 70 insertions, 0 deletions
diff --git a/src/migration-scripts/dns-dynamic/1-to-2 b/src/migration-scripts/dns-dynamic/1-to-2
new file mode 100755
index 000000000..8b599b57a
--- /dev/null
+++ b/src/migration-scripts/dns-dynamic/1-to-2
@@ -0,0 +1,70 @@
+#!/usr/bin/env python3
+
+# Copyright (C) 2023 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/>.
+
+# T5708:
+# - migrate "service dns dynamic timeout ..."
+# to "service dns dynamic interval ..."
+# - remove "service dns dynamic address <interface> web-options ..." when <interface> != "web"
+# - migrate "service dns dynamic address <interface> service <service> protocol dnsexit"
+# to "service dns dynamic address <interface> service <service> protocol dnsexit2"
+
+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']
+timeout_path = base_path + ['timeout']
+address_path = base_path + ['address']
+
+if not config.exists(base_path):
+ # Nothing to do
+ sys.exit(0)
+
+# Migrate "service dns dynamic timeout ..."
+# to "service dns dynamic interval ..."
+if config.exists(timeout_path):
+ config.rename(timeout_path, 'interval')
+
+# Remove "service dns dynamic address <interface> web-options ..." when <interface> != "web"
+for address in config.list_nodes(address_path):
+ if config.exists(address_path + [address, 'web-options']) and address != 'web':
+ config.delete(address_path + [address, 'web-options'])
+
+# Migrate "service dns dynamic address <interface> service <service> protocol dnsexit"
+# to "service dns dynamic address <interface> service <service> protocol dnsexit2"
+for address in config.list_nodes(address_path):
+ for svc_cfg in config.list_nodes(address_path + [address, 'service']):
+ if config.exists(address_path + [address, 'service', svc_cfg, 'protocol']):
+ protocol = config.return_value(address_path + [address, 'service', svc_cfg, 'protocol'])
+ if protocol == 'dnsexit':
+ config.set(address_path + [address, 'service', svc_cfg, 'protocol'], 'dnsexit2')
+
+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)