diff options
Diffstat (limited to 'src/migration-scripts/vrf/0-to-1')
| -rw-r--r--[-rwxr-xr-x] | src/migration-scripts/vrf/0-to-1 | 223 |
1 files changed, 102 insertions, 121 deletions
diff --git a/src/migration-scripts/vrf/0-to-1 b/src/migration-scripts/vrf/0-to-1 index 8187138d9..70abae2a8 100755..100644 --- a/src/migration-scripts/vrf/0-to-1 +++ b/src/migration-scripts/vrf/0-to-1 @@ -1,132 +1,113 @@ -#!/usr/bin/env python3 +# Copyright 2021-2024 VyOS maintainers and contributors <maintainers@vyos.io> # -# Copyright (C) 2021 VyOS maintainers and contributors +# This library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. # -# 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, +# This library 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. +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser 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/>. +# You should have received a copy of the GNU Lesser General Public License +# along with this library. 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') - - next_hop = route_path + [route, 'interface'] - if config.exists(next_hop): - for interface in config.list_nodes(next_hop): - interface_path = next_hop + [interface, 'next-hop-interface'] - if config.exists(interface_path): - config.rename(interface_path, 'interface') - vrf_path = next_hop + [interface, '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') - - next_hop = route_path + [route, 'interface'] - if config.exists(next_hop): - for interface in config.list_nodes(next_hop): - interface_path = next_hop + [interface, 'next-hop-interface'] - if config.exists(interface_path): - config.rename(interface_path, 'interface') - vrf_path = next_hop + [interface, '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) +def migrate(config: ConfigTree) -> None: + if not config.exists(base): + # Nothing to do + return + + 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') + + next_hop = route_path + [route, 'interface'] + if config.exists(next_hop): + for interface in config.list_nodes(next_hop): + interface_path = next_hop + [interface, 'next-hop-interface'] + if config.exists(interface_path): + config.rename(interface_path, 'interface') + vrf_path = next_hop + [interface, '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') + + next_hop = route_path + [route, 'interface'] + if config.exists(next_hop): + for interface in config.list_nodes(next_hop): + interface_path = next_hop + [interface, 'next-hop-interface'] + if config.exists(interface_path): + config.rename(interface_path, 'interface') + vrf_path = next_hop + [interface, 'next-hop-vrf'] + if config.exists(vrf_path): + config.rename(vrf_path, 'vrf') |