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gns3-server/gns3server/compute/dynamips/nios/nio_null.py

53 lines
1.4 KiB

# -*- coding: utf-8 -*-
#
# Copyright (C) 2013 GNS3 Technologies Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# 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/>.
"""
Interface for dummy NIOs (mostly for tests).
"""
import asyncio
import uuid
from .nio import NIO
import logging
log = logging.getLogger(__name__)
class NIONull(NIO):
"""
Dynamips NULL NIO.
:param hypervisor: Dynamips hypervisor instance
"""
def __init__(self, hypervisor):
# create an unique name
name = 'null-{}'.format(uuid.uuid4())
super().__init__(name, hypervisor)
@asyncio.coroutine
def create(self):
yield from self._hypervisor.send("nio create_null {}".format(self._name))
log.info("NIO NULL {name} created.".format(name=self._name))
def __json__(self):
return {"type": "nio_null"}