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-rwxr-xr-xsrc/migration-scripts/dhcp-server/7-to-865
1 files changed, 65 insertions, 0 deletions
diff --git a/src/migration-scripts/dhcp-server/7-to-8 b/src/migration-scripts/dhcp-server/7-to-8
new file mode 100755
index 000000000..151aa6d7b
--- /dev/null
+++ b/src/migration-scripts/dhcp-server/7-to-8
@@ -0,0 +1,65 @@
+#!/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/>.
+
+# T3316:
+# - Adjust hostname to have valid FQDN characters only (underscores aren't allowed anymore)
+# - Rename "service dhcp-server shared-network-name ... static-mapping <hostname> mac-address ..."
+# to "service dhcp-server shared-network-name ... static-mapping <hostname> mac ..."
+
+import sys
+import re
+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()
+
+base = ['service', 'dhcp-server', 'shared-network-name']
+config = ConfigTree(config_file)
+
+if not config.exists(base):
+ # Nothing to do
+ sys.exit(0)
+
+for network in config.list_nodes(base):
+ # Run this for every specified 'subnet'
+ if config.exists(base + [network, 'subnet']):
+ for subnet in config.list_nodes(base + [network, 'subnet']):
+ base_subnet = base + [network, 'subnet', subnet]
+ if config.exists(base_subnet + ['static-mapping']):
+ for hostname in config.list_nodes(base_subnet + ['static-mapping']):
+ base_mapping = base_subnet + ['static-mapping', hostname]
+
+ # Rename the 'mac-address' node to 'mac'
+ if config.exists(base_mapping + ['mac-address']):
+ config.rename(base_mapping + ['mac-address'], 'mac')
+
+ # Adjust hostname to have valid FQDN characters only
+ new_hostname = re.sub(r'[^a-zA-Z0-9-.]', '-', hostname)
+ if new_hostname != hostname:
+ config.rename(base_mapping, new_hostname)
+
+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)