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#!/usr/bin/env python3
#
# Copyright (C) 2023 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/>.
# T5736: igmp: migrate "protocols igmp" to "protocols pim"
import sys
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()
config = ConfigTree(config_file)
base = ['protocols', 'igmp']
pim_base = ['protocols', 'pim']
if not config.exists(base):
# Nothing to do
sys.exit(0)
for interface in config.list_nodes(base + ['interface']):
base_igmp_iface = base + ['interface', interface]
pim_base_iface = pim_base + ['interface', interface]
# Create IGMP note under PIM interface
if not config.exists(pim_base_iface + ['igmp']):
config.set(pim_base_iface + ['igmp'])
if config.exists(base_igmp_iface + ['join']):
config.copy(base_igmp_iface + ['join'], pim_base_iface + ['igmp', 'join'])
config.set_tag(pim_base_iface + ['igmp', 'join'])
new_join_base = pim_base_iface + ['igmp', 'join']
for address in config.list_nodes(new_join_base):
if config.exists(new_join_base + [address, 'source']):
config.rename(new_join_base + [address, 'source'], 'source-address')
if config.exists(base_igmp_iface + ['query-interval']):
config.copy(base_igmp_iface + ['query-interval'], pim_base_iface + ['igmp', 'query-interval'])
if config.exists(base_igmp_iface + ['query-max-response-time']):
config.copy(base_igmp_iface + ['query-max-response-time'], pim_base_iface + ['igmp', 'query-max-response-time'])
if config.exists(base_igmp_iface + ['version']):
config.copy(base_igmp_iface + ['version'], pim_base_iface + ['igmp', 'version'])
config.delete(base)
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)
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