diff options
Diffstat (limited to 'src/migration-scripts/dhcpv6-server/2-to-3')
| -rw-r--r--[-rwxr-xr-x] | src/migration-scripts/dhcpv6-server/2-to-3 | 102 |
1 files changed, 42 insertions, 60 deletions
diff --git a/src/migration-scripts/dhcpv6-server/2-to-3 b/src/migration-scripts/dhcpv6-server/2-to-3 index f4bdc1d1e..b44798d18 100755..100644 --- a/src/migration-scripts/dhcpv6-server/2-to-3 +++ b/src/migration-scripts/dhcpv6-server/2-to-3 @@ -1,18 +1,17 @@ -#!/usr/bin/env python3 +# Copyright 2023-2024 VyOS maintainers and contributors <maintainers@vyos.io> # -# Copyright (C) 2023 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/>. # T3316: # - Adjust hostname to have valid FQDN characters only (underscores aren't allowed anymore) @@ -22,57 +21,40 @@ # - Rename "service dhcpv6-server shared-network-name ... static-mapping <hostname> mac-address ..." # to "service dhcpv6-server shared-network-name ... static-mapping <hostname> mac ..." -import sys import re from vyos.configtree import ConfigTree -if len(sys.argv) < 2: - print("Must specify file name!") - sys.exit(1) - -file_name = sys.argv[1] - -with open(file_name, 'r') as f: - config_file = f.read() - base = ['service', 'dhcpv6-server', 'shared-network-name'] -config = ConfigTree(config_file) - -if not config.exists(base): - # Nothing to do - sys.exit(0) - -for network in config.list_nodes(base): - # Run this for every specified 'subnet' - if config.exists(base + [network, 'subnet']): - for subnet in config.list_nodes(base + [network, 'subnet']): - base_subnet = base + [network, 'subnet', subnet] - if config.exists(base_subnet + ['static-mapping']): - for hostname in config.list_nodes(base_subnet + ['static-mapping']): - base_mapping = base_subnet + ['static-mapping', hostname] - if config.exists(base_mapping + ['identifier']): - - # Adjust duid to comply with duid format (a:3:b:04:... => 0a:03:0b:04:...) - duid = config.return_value(base_mapping + ['identifier']) - new_duid = ':'.join(x.rjust(2,'0') for x in duid.split(':')) - if new_duid != duid: - config.set(base_mapping + ['identifier'], new_duid) - - # Rename the 'identifier' node to 'duid' - config.rename(base_mapping + ['identifier'], 'duid') - - # Rename the 'mac-address' node to 'mac' - if config.exists(base_mapping + ['mac-address']): - config.rename(base_mapping + ['mac-address'], 'mac') - - # Adjust hostname to have valid FQDN characters only - new_hostname = re.sub(r'[^a-zA-Z0-9-.]', '-', hostname) - if new_hostname != hostname: - config.rename(base_mapping, new_hostname) -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 network in config.list_nodes(base): + # Run this for every specified 'subnet' + if config.exists(base + [network, 'subnet']): + for subnet in config.list_nodes(base + [network, 'subnet']): + base_subnet = base + [network, 'subnet', subnet] + if config.exists(base_subnet + ['static-mapping']): + for hostname in config.list_nodes(base_subnet + ['static-mapping']): + base_mapping = base_subnet + ['static-mapping', hostname] + if config.exists(base_mapping + ['identifier']): + + # Adjust duid to comply with duid format (a:3:b:04:... => 0a:03:0b:04:...) + duid = config.return_value(base_mapping + ['identifier']) + new_duid = ':'.join(x.rjust(2,'0') for x in duid.split(':')) + if new_duid != duid: + config.set(base_mapping + ['identifier'], new_duid) + + # Rename the 'identifier' node to 'duid' + config.rename(base_mapping + ['identifier'], 'duid') + + # Rename the 'mac-address' node to 'mac' + if config.exists(base_mapping + ['mac-address']): + config.rename(base_mapping + ['mac-address'], 'mac') + + # Adjust hostname to have valid FQDN characters only + new_hostname = re.sub(r'[^a-zA-Z0-9-.]', '-', hostname) + if new_hostname != hostname: + config.rename(base_mapping, new_hostname) |