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authorChristian Poessinger <christian@poessinger.com>2019-08-02 17:27:25 +0200
committerChristian Poessinger <christian@poessinger.com>2019-08-03 22:23:37 +0200
commit5b836709a15e4f6a8775e5dc26609febd5bc2480 (patch)
tree8c7b47208401587b27e5dc0857bb47cb84db2977 /src/migration-scripts/interfaces/0-to-1
parentc40d6e8d6dc7b513dca666e7dcd1cab42e0fde31 (diff)
downloadvyos-1x-5b836709a15e4f6a8775e5dc26609febd5bc2480.tar.gz
vyos-1x-5b836709a15e4f6a8775e5dc26609febd5bc2480.zip
[bridge] T1156: support adding and removing bridge member interfaces
This is the new syntax bridge br0 { member { interface eth0 { cost 10 } interface eth1 { cost 11 } } }
Diffstat (limited to 'src/migration-scripts/interfaces/0-to-1')
-rwxr-xr-xsrc/migration-scripts/interfaces/0-to-182
1 files changed, 82 insertions, 0 deletions
diff --git a/src/migration-scripts/interfaces/0-to-1 b/src/migration-scripts/interfaces/0-to-1
new file mode 100755
index 000000000..1c6119d86
--- /dev/null
+++ b/src/migration-scripts/interfaces/0-to-1
@@ -0,0 +1,82 @@
+#!/usr/bin/env python3
+
+# Change syntax of bridge interface
+# - move interface based bridge-group to actual bridge (de-nest)
+# - make stp and igmp-snooping nodes valueless
+# https://phabricator.vyos.net/T1556
+
+import sys
+
+from vyos.configtree import ConfigTree
+
+if (len(sys.argv) < 1):
+ 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 = ['interfaces', 'bridge']
+
+#
+# make stp and igmp-snooping nodes valueless
+#
+for br in config.list_nodes(base):
+ # STP: check if enabled
+ stp_val = config.return_value(base + [br, 'stp'])
+ # STP: delete node with old syntax
+ config.delete(base + [br, 'stp'])
+ # STP: set new node - if enabled
+ if stp_val == "true":
+ config.set(base + [br, 'stp'], value=None)
+
+
+ # igmp-snooping: check if enabled
+ igmp_val = config.return_value(base + [br, 'igmp-snooping', 'querier'])
+ # igmp-snooping: delete node with old syntax
+ config.delete(base + [br, 'igmp-snooping', 'querier'])
+ # igmp-snooping: set new node - if enabled
+ if igmp_val == "enable":
+ config.set(base + [br, 'igmp-snooping', 'querier'], value=None)
+
+#
+# move interface based bridge-group to actual bridge (de-nest)
+#
+bridge_types = ['bonding', 'ethernet', 'l2tpv3', 'openvpn', 'vxlan', 'wireless']
+for type in bridge_types:
+ if not config.exists(['interfaces', type]):
+ continue
+
+ for intf in config.list_nodes(['interfaces', type]):
+ # check if bridge-group exists
+ if config.exists(['interfaces', type, intf, 'bridge-group']):
+ bridge = config.return_value(['interfaces', type, intf, 'bridge-group', 'bridge'])
+
+ # create new bridge member interface
+ config.set(base + [bridge, 'member', 'interface', intf])
+ # format as tag node to avoid loading problems
+ config.set_tag(base + [bridge, 'member', 'interface'])
+
+ # cost: migrate if configured
+ if config.exists(['interfaces', type, intf, 'bridge-group', 'cost']):
+ cost = config.return_value(['interfaces', type, intf, 'bridge-group', 'cost'])
+ # set new node
+ config.set(base + [bridge, 'member', 'interface', intf, 'cost'], value=cost)
+
+ if config.exists(['interfaces', type, intf, 'bridge-group', 'priority']):
+ priority = config.return_value(['interfaces', type, intf, 'bridge-group', 'priority'])
+ # set new node
+ config.set(base + [bridge, 'member', 'interface', intf, 'priority'], value=priority)
+
+ # Delete the old bridge-group assigned to an interface
+ config.delete(['interfaces', type, intf, 'bridge-group'])
+
+ 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)