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authorChristian Poessinger <christian@poessinger.com>2021-02-04 00:00:41 +0100
committerChristian Poessinger <christian@poessinger.com>2021-02-05 22:42:29 +0100
commit3dd78cddfe90851cb7a6891add8a0973d23da292 (patch)
treec26dc708d38edf330464f49ccdd4a6e4333f71dc /src/migration-scripts/vrf/0-to-1
parent830688d0c523d6209091ed2fc9160e6ca70e62b9 (diff)
downloadvyos-1x-3dd78cddfe90851cb7a6891add8a0973d23da292.tar.gz
vyos-1x-3dd78cddfe90851cb7a6891add8a0973d23da292.zip
vrf: T2450: provide full protocol support in XML and Python with new CLI
Diffstat (limited to 'src/migration-scripts/vrf/0-to-1')
-rwxr-xr-xsrc/migration-scripts/vrf/0-to-1112
1 files changed, 112 insertions, 0 deletions
diff --git a/src/migration-scripts/vrf/0-to-1 b/src/migration-scripts/vrf/0-to-1
new file mode 100755
index 000000000..29b2fab74
--- /dev/null
+++ b/src/migration-scripts/vrf/0-to-1
@@ -0,0 +1,112 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2021 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/>.
+
+# - T2450: drop interface-route and interface-route6 from "protocols vrf"
+
+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()
+
+base = ['protocols', 'vrf']
+config = ConfigTree(config_file)
+
+if not config.exists(base):
+ # Nothing to do
+ exit(0)
+
+for vrf in config.list_nodes(base):
+ static_base = base + [vrf, 'static']
+ if not config.exists(static_base):
+ continue
+
+ #
+ # Migrate interface-route into route
+ #
+ interface_route_path = static_base + ['interface-route']
+ if config.exists(interface_route_path):
+ for route in config.list_nodes(interface_route_path):
+ interface = config.list_nodes(interface_route_path + [route, 'next-hop-interface'])
+
+ tmp = interface_route_path + [route, 'next-hop-interface']
+ for interface in config.list_nodes(tmp):
+ new_base = static_base + ['route', route, 'interface']
+ config.set(new_base)
+ config.set_tag(new_base)
+ config.copy(tmp + [interface], new_base + [interface])
+
+ config.delete(interface_route_path)
+
+ #
+ # Migrate interface-route6 into route6
+ #
+ interface_route_path = static_base + ['interface-route6']
+ if config.exists(interface_route_path):
+ for route in config.list_nodes(interface_route_path):
+ interface = config.list_nodes(interface_route_path + [route, 'next-hop-interface'])
+
+ tmp = interface_route_path + [route, 'next-hop-interface']
+ for interface in config.list_nodes(tmp):
+ new_base = static_base + ['route6', route, 'interface']
+ config.set(new_base)
+ config.set_tag(new_base)
+ config.copy(tmp + [interface], new_base + [interface])
+
+ config.delete(interface_route_path)
+
+ #
+ # Cleanup nodes inside route
+ #
+ route_path = static_base + ['route']
+ if config.exists(route_path):
+ for route in config.list_nodes(route_path):
+ next_hop = route_path + [route, 'next-hop']
+ if config.exists(next_hop):
+ for gateway in config.list_nodes(next_hop):
+ interface_path = next_hop + [gateway, 'next-hop-interface']
+ if config.exists(interface_path):
+ config.rename(interface_path, 'interface')
+ vrf_path = next_hop + [gateway, 'next-hop-vrf']
+ if config.exists(vrf_path):
+ config.rename(vrf_path, 'vrf')
+
+ #
+ # Cleanup nodes inside route6
+ #
+ route_path = static_base + ['route6']
+ if config.exists(route_path):
+ for route in config.list_nodes(route_path):
+ next_hop = route_path + [route, 'next-hop']
+ if config.exists(next_hop):
+ for gateway in config.list_nodes(next_hop):
+ vrf_path = next_hop + [gateway, 'next-hop-vrf']
+ if config.exists(vrf_path):
+ config.rename(vrf_path, 'vrf')
+
+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)