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# Copyright 2020 VyOS maintainers and contributors <maintainers@vyos.io>
#
# 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 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
# Lesser General Public License for more details.
#
# 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/>.
import os
from vyos.ifconfig.vlan import VLANIf
class WiFiIf(VLANIf):
"""
Handle WIFI/WLAN interfaces.
"""
options = ['phy', 'op_mode']
default = {
'type': 'wifi',
'phy': 'phy0',
'op_mode': 'monitor'
}
def _create(self):
cmd = 'iw phy {phy} interface add {ifname} type {op_mode}' \
.format(**self.config)
self._cmd(cmd)
# place interface in administrative down state
# this should be improved in the long run to reduce the amount of
# interface flaps
self.set_state('down')
def _delete(self):
cmd = 'iw dev {ifname} del' \
.format(**self.config)
self._cmd(cmd)
@staticmethod
def get_config():
"""
WiFi interfaces require a configuration when they are added using
iw (type/phy). This static method will provide the configuration
ictionary used by this class.
Example:
>> conf = WiFiIf().get_config()
"""
config = {
'phy': 'phy0',
'op_mode': 'monitor' # required for proper interface deletion, as
# _update() is called prior to remove()
}
return config
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