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-rwxr-xr-xsrc/migration-scripts/bgp/4-to-567
1 files changed, 67 insertions, 0 deletions
diff --git a/src/migration-scripts/bgp/4-to-5 b/src/migration-scripts/bgp/4-to-5
new file mode 100755
index 000000000..c4eb9ec72
--- /dev/null
+++ b/src/migration-scripts/bgp/4-to-5
@@ -0,0 +1,67 @@
+#!/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/>.
+
+# Delete 'protocols bgp address-family ipv6-unicast route-target vpn
+# import/export', if 'protocols bgp address-family ipv6-unicast
+# route-target vpn both' exists
+
+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()
+
+config = ConfigTree(config_file)
+
+bgp_base = ['protocols', 'bgp']
+# Delete 'import/export' in default vrf if 'both' exists
+if config.exists(bgp_base):
+ for address_family in ['ipv4-unicast', 'ipv6-unicast']:
+ rt_path = bgp_base + ['address-family', address_family, 'route-target',
+ 'vpn']
+ if config.exists(rt_path + ['both']):
+ if config.exists(rt_path + ['import']):
+ config.delete(rt_path + ['import'])
+ if config.exists(rt_path + ['export']):
+ config.delete(rt_path + ['export'])
+
+# Delete import/export in vrfs if both exists
+if config.exists(['vrf', 'name']):
+ for vrf in config.list_nodes(['vrf', 'name']):
+ vrf_base = ['vrf', 'name', vrf]
+ for address_family in ['ipv4-unicast', 'ipv6-unicast']:
+ rt_path = vrf_base + bgp_base + ['address-family', address_family,
+ 'route-target', 'vpn']
+ if config.exists(rt_path + ['both']):
+ if config.exists(rt_path + ['import']):
+ config.delete(rt_path + ['import'])
+ if config.exists(rt_path + ['export']):
+ config.delete(rt_path + ['export'])
+
+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)