diff options
Diffstat (limited to 'vicn/resource/linux/tap_device.py')
-rw-r--r-- | vicn/resource/linux/tap_device.py | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/vicn/resource/linux/tap_device.py b/vicn/resource/linux/tap_device.py new file mode 100644 index 00000000..68c0b9c7 --- /dev/null +++ b/vicn/resource/linux/tap_device.py @@ -0,0 +1,48 @@ +#!/usr/bin/env python3 +# -*- coding: utf-8 -*- +# +# Copyright (c) 2017 Cisco and/or its affiliates. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at: +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +from netmodel.model.type import String +from vicn.core.attribute import Attribute +from vicn.core.task import BashTask +from vicn.resource.linux.net_device import BaseNetDevice + +CMD_CREATE='ip tuntap add name {netdevice.device_name} mode tap' +CMD_FLUSH_IP='ip addr flush dev {device_name}' +CMD_SET_IP_ADDRESS='ip addr add dev {netdevice.device_name} 0.0.0.0' + +class TapDevice(BaseNetDevice): + + def __init__(self, *args, **kwargs): + super().__init__(self, *args, **kwargs) + self.prefix = 'tap' + self.netdevice_type = 'tap' + + def __create__(self): + return BashTask(self.node, CMD_CREATE, {'netdevice': self}) + + def _set_ip_address(self): + if self.ip_address is None: + # Unset IP + return BashTask(self.node, CMD_FLUSH_IP, + {'device_name': self.device_name}) + return BashTask(self.node, CMD_SET_IP_ADDRESS, + {'netdevice': self}) + +class TapChannel(TapDevice): + station_name = Attribute(String) + channel_name = Attribute(String) |