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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/>.
# VLAN 1 command line migration for bridge aware
# https://phabricator.vyos.net/T3137
import sys
from vyos.configtree import ConfigTree
if __name__ == '__main__':
if (len(sys.argv) < 1):
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 = ['interfaces', 'bridge']
if not config.exists(base):
# Nothing to do
sys.exit(0)
vlan_add = set()
for interface in config.list_nodes(base):
vif_1_old_base = base + [interface, 'vif', '1']
if config.exists(vif_1_old_base):
address_base = vif_1_old_base + ['address']
if config.exists(address_base):
address = config.return_values(address_base)
for addr in address:
config.set(base + [interface, 'address'],addr,False)
config.delete(vif_1_old_base)
# Get all VLANs
member_base = base + [interface, 'member', 'interface']
if config.exists(member_base):
for mem_intf in config.list_nodes(member_base):
native_vlan_base = member_base + [mem_intf,'native-vlan']
allowed_vlan_base = member_base + [mem_intf,'allowed-vlan']
if config.exists(native_vlan_base):
vlan = config.return_values(native_vlan_base)[0]
vlan_add.add(vlan)
if config.exists(allowed_vlan_base):
vlan_ranges = config.return_values(allowed_vlan_base)
for vlan_range in vlan_ranges:
vlan_data = vlan_range.split('-')
for vlan in range(int(vlan_data[0]),int(vlan_data[1])+1):
vlan_add.add(vlan)
# Start configuration
if len(vlan_add):
for vlan in vlan_add:
if int(vlan) != 1:
config.set(base + [interface, 'vif', vlan])
config.set(base + [interface, 'enable-vlan'])
config.set_tag(base + [interface])
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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