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-rwxr-xr-xsrc/migration-scripts/policy/4-to-592
1 files changed, 92 insertions, 0 deletions
diff --git a/src/migration-scripts/policy/4-to-5 b/src/migration-scripts/policy/4-to-5
new file mode 100755
index 000000000..33c9e6ade
--- /dev/null
+++ b/src/migration-scripts/policy/4-to-5
@@ -0,0 +1,92 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2022 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/>.
+
+# T2199: Migrate interface policy nodes to policy route <name> interface <ifname>
+
+import re
+
+from sys import argv
+from sys import exit
+
+from vyos.configtree import ConfigTree
+from vyos.ifconfig import Section
+
+if (len(argv) < 1):
+ print("Must specify file name!")
+ exit(1)
+
+file_name = argv[1]
+
+with open(file_name, 'r') as f:
+ config_file = f.read()
+
+base4 = ['policy', 'route']
+base6 = ['policy', 'route6']
+config = ConfigTree(config_file)
+
+if not config.exists(base4) and not config.exists(base6):
+ # Nothing to do
+ exit(0)
+
+def migrate_interface(config, iftype, ifname, vif=None, vifs=None, vifc=None):
+ if_path = ['interfaces', iftype, ifname]
+ ifname_full = ifname
+
+ if vif:
+ if_path += ['vif', vif]
+ ifname_full = f'{ifname}.{vif}'
+ elif vifs:
+ if_path += ['vif-s', vifs]
+ ifname_full = f'{ifname}.{vifs}'
+ if vifc:
+ if_path += ['vif-c', vifc]
+ ifname_full = f'{ifname}.{vifs}.{vifc}'
+
+ if not config.exists(if_path + ['policy']):
+ return
+
+ if config.exists(if_path + ['policy', 'route']):
+ route_name = config.return_value(if_path + ['policy', 'route'])
+ config.set(base4 + [route_name, 'interface'], value=ifname_full, replace=False)
+
+ if config.exists(if_path + ['policy', 'route6']):
+ route_name = config.return_value(if_path + ['policy', 'route6'])
+ config.set(base6 + [route_name, 'interface'], value=ifname_full, replace=False)
+
+ config.delete(if_path + ['policy'])
+
+for iftype in config.list_nodes(['interfaces']):
+ for ifname in config.list_nodes(['interfaces', iftype]):
+ migrate_interface(config, iftype, ifname)
+
+ if config.exists(['interfaces', iftype, ifname, 'vif']):
+ for vif in config.list_nodes(['interfaces', iftype, ifname, 'vif']):
+ migrate_interface(config, iftype, ifname, vif=vif)
+
+ if config.exists(['interfaces', iftype, ifname, 'vif-s']):
+ for vifs in config.list_nodes(['interfaces', iftype, ifname, 'vif-s']):
+ migrate_interface(config, iftype, ifname, vifs=vifs)
+
+ if config.exists(['interfaces', iftype, ifname, 'vif-s', vifs, 'vif-c']):
+ for vifc in config.list_nodes(['interfaces', iftype, ifname, 'vif-s', vifs, 'vif-c']):
+ migrate_interface(config, iftype, ifname, vifs=vifs, vifc=vifc)
+
+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)