diff options
Diffstat (limited to 'src/migration-scripts/quagga/7-to-8')
| -rw-r--r--[-rwxr-xr-x] | src/migration-scripts/quagga/7-to-8 | 77 |
1 files changed, 29 insertions, 48 deletions
diff --git a/src/migration-scripts/quagga/7-to-8 b/src/migration-scripts/quagga/7-to-8 index 8f11bf390..d9de26d15 100755..100644 --- a/src/migration-scripts/quagga/7-to-8 +++ b/src/migration-scripts/quagga/7-to-8 @@ -1,61 +1,42 @@ -#!/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/>. # - T3391: Migrate "maximum-paths" setting from "protocols bgp asn maximum-paths" # under the IPv4 address-family tree. Reason is we currently have no way in # configuring this for IPv6 address-family. This mimics the FRR configuration. -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', 'bgp'] -config = ConfigTree(config_file) - -if not config.exists(base): - # Nothing to do - exit(0) - -# Check if BGP is actually configured and obtain the ASN -asn_list = config.list_nodes(base) -if asn_list: - # There's always just one BGP node, if any - bgp_base = base + [asn_list[0]] - - maximum_paths = bgp_base + ['maximum-paths'] - if config.exists(maximum_paths): - for bgp_type in ['ebgp', 'ibgp']: - if config.exists(maximum_paths + [bgp_type]): - new_base = bgp_base + ['address-family', 'ipv4-unicast', 'maximum-paths'] - config.set(new_base) - config.copy(maximum_paths + [bgp_type], new_base + [bgp_type]) - config.delete(maximum_paths) -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 + + # Check if BGP is actually configured and obtain the ASN + asn_list = config.list_nodes(base) + if asn_list: + # There's always just one BGP node, if any + bgp_base = base + [asn_list[0]] + + maximum_paths = bgp_base + ['maximum-paths'] + if config.exists(maximum_paths): + for bgp_type in ['ebgp', 'ibgp']: + if config.exists(maximum_paths + [bgp_type]): + new_base = bgp_base + ['address-family', 'ipv4-unicast', 'maximum-paths'] + config.set(new_base) + config.copy(maximum_paths + [bgp_type], new_base + [bgp_type]) + config.delete(maximum_paths) |