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#!/usr/bin/env python3
#
# Copyright (C) 2020 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/>.
# T3048: remove smp-affinity node from ethernet and use tuned instead
import os
from sys import exit, argv
from vyos.configtree import ConfigTree
if __name__ == '__main__':
if (len(argv) < 1):
print("Must specify file name!")
exit(1)
file_name = argv[1]
with open(file_name, 'r') as f:
config_file = f.read()
config = ConfigTree(config_file)
base = ['interfaces', 'ethernet']
if not config.exists(base):
# Nothing to do
exit(0)
migrate = False
for interface in config.list_nodes(base):
smp_base = base + [interface, 'smp-affinity']
# if any one interface had smp-affinity configured manually, we will
# configure "system option performance"
if config.exists(smp_base):
if config.return_value(smp_base) != 'auto':
migrate = True
config.delete(smp_base)
if migrate:
config.set(['system', 'options', 'performance'], value='throughput')
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)
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