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authorSimon <965089+sarthurdev@users.noreply.github.com>2024-01-11 06:46:33 +0100
committerGitHub <noreply@github.com>2024-01-11 06:46:33 +0100
commitee494c3a1dbfca3457bcaffe89d45971348e4848 (patch)
tree4e29926fae96e8837e6b903fc46478a92e6890da /src/migration-scripts/dhcpv6-server/3-to-4
parent7c6cb9829356d07c3cfa865eff7f60c24d982d6e (diff)
downloadvyos-1x-ee494c3a1dbfca3457bcaffe89d45971348e4848.tar.gz
vyos-1x-ee494c3a1dbfca3457bcaffe89d45971348e4848.zip
dhcp: dhcpv6: T3316: Add `subnet-id` so leases remain mapped to entries in the lease file (#2796)
Diffstat (limited to 'src/migration-scripts/dhcpv6-server/3-to-4')
-rwxr-xr-xsrc/migration-scripts/dhcpv6-server/3-to-455
1 files changed, 55 insertions, 0 deletions
diff --git a/src/migration-scripts/dhcpv6-server/3-to-4 b/src/migration-scripts/dhcpv6-server/3-to-4
new file mode 100755
index 000000000..c065e3d43
--- /dev/null
+++ b/src/migration-scripts/dhcpv6-server/3-to-4
@@ -0,0 +1,55 @@
+#!/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/>.
+
+# T3316:
+# - Add subnet IDs to existing subnets
+
+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', 'dhcpv6-server', 'shared-network-name']
+config = ConfigTree(config_file)
+
+if not config.exists(base):
+ # Nothing to do
+ sys.exit(0)
+
+subnet_id = 1
+
+for network in config.list_nodes(base):
+ if config.exists(base + [network, 'subnet']):
+ for subnet in config.list_nodes(base + [network, 'subnet']):
+ base_subnet = base + [network, 'subnet', subnet]
+
+ config.set(base_subnet + ['subnet-id'], value=subnet_id)
+ subnet_id += 1
+
+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)