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108 lines
3.2 KiB
108 lines
3.2 KiB
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2013 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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Interface for Dynamips NIO bridge module ("nio_bridge").
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http://github.com/GNS3/dynamips/blob/master/README.hypervisor#L538
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"""
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import asyncio
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from .device import Device
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class Bridge(Device):
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"""
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Dynamips bridge.
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:param name: name for this bridge
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:param node_id: Node instance identifier
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:param project: Project instance
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:param manager: Parent VM Manager
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:param hypervisor: Dynamips hypervisor instance
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"""
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def __init__(self, name, node_id, project, manager, hypervisor=None):
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super().__init__(name, node_id, project, manager, hypervisor)
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self._nios = []
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async def create(self):
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if self._hypervisor is None:
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module_workdir = self.project.module_working_directory(self.manager.module_name.lower())
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self._hypervisor = await self.manager.start_new_hypervisor(working_dir=module_workdir)
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await self._hypervisor.send('nio_bridge create "{}"'.format(self._name))
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self._hypervisor.devices.append(self)
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async def set_name(self, new_name):
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"""
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Renames this bridge.
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:param new_name: New name for this bridge
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"""
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await self._hypervisor.send('nio_bridge rename "{name}" "{new_name}"'.format(name=self._name,
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new_name=new_name))
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self._name = new_name
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@property
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def nios(self):
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"""
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Returns all the NIOs member of this bridge.
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:returns: nio list
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"""
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return self._nios
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async def delete(self):
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"""
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Deletes this bridge.
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"""
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if self._hypervisor and self in self._hypervisor.devices:
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self._hypervisor.devices.remove(self)
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if self._hypervisor and not self._hypervisor.devices:
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await self._hypervisor.send('nio_bridge delete "{}"'.format(self._name))
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async def add_nio(self, nio):
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"""
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Adds a NIO as new port on this bridge.
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:param nio: NIO instance to add
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"""
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await self._hypervisor.send('nio_bridge add_nio "{name}" {nio}'.format(name=self._name, nio=nio))
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self._nios.append(nio)
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async def remove_nio(self, nio):
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"""
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Removes the specified NIO as member of this bridge.
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:param nio: NIO instance to remove
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"""
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if self._hypervisor:
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await self._hypervisor.send('nio_bridge remove_nio "{name}" {nio}'.format(name=self._name, nio=nio))
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self._nios.remove(nio)
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@property
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def hw_virtualization(self):
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return False
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