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#!/usr/bin/env python3
#
# Copyright (C) 2018-2020 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/>.
import sys
import syslog as sl
from vyos.config import Config
from vyos import ConfigError
from vyos.util import run
def get_config():
c = Config()
interfaces = dict()
for intf in c.list_effective_nodes('interfaces ethernet'):
# skip interfaces that are disabled or is configured for dhcp
check_disable = "interfaces ethernet {} disable".format(intf)
check_dhcp = "interfaces ethernet {} address dhcp".format(intf)
if c.exists_effective(check_disable):
continue
# get addresses configured on the interface
intf_addresses = c.return_effective_values(
"interfaces ethernet {} address".format(intf)
)
interfaces[intf] = [addr.strip("'") for addr in intf_addresses]
return interfaces
def apply(config):
for intf, addresses in config.items():
# bring the interface up
cmd = ["ip", "link", "set", "dev", intf, "up"]
sl.syslog(sl.LOG_NOTICE, " ".join(cmd))
run(cmd)
# add configured addresses to interface
for addr in addresses:
if addr == "dhcp":
cmd = ["dhclient", intf]
else:
cmd = ["ip", "address", "add", addr, "dev", intf]
sl.syslog(sl.LOG_NOTICE, " ".join(cmd))
run(cmd)
if __name__ == '__main__':
try:
config = get_config()
apply(config)
except ConfigError as e:
print(e)
sys.exit(1)
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