mirror of
https://github.com/GNS3/gns3-server
synced 2024-10-10 18:08:55 +00:00
104 lines
2.9 KiB
Python
104 lines
2.9 KiB
Python
# -*- 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 UDP NIOs.
|
|
"""
|
|
|
|
import asyncio
|
|
from .nio import NIO
|
|
|
|
import logging
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
class NIOUDP(NIO):
|
|
|
|
"""
|
|
Dynamips UDP NIO.
|
|
|
|
:param hypervisor: Dynamips hypervisor instance
|
|
:param lport: local port number
|
|
:param rhost: remote address/host
|
|
:param rport: remote port number
|
|
"""
|
|
|
|
_instance_count = 0
|
|
|
|
def __init__(self, hypervisor, lport, rhost, rport):
|
|
|
|
NIO.__init__(self, hypervisor)
|
|
|
|
# create an unique ID
|
|
self._id = NIOUDP._instance_count
|
|
NIOUDP._instance_count += 1
|
|
self._name = 'nio_udp' + str(self._id)
|
|
self._lport = lport
|
|
self._rhost = rhost
|
|
self._rport = rport
|
|
|
|
@classmethod
|
|
def reset(cls):
|
|
"""
|
|
Reset the instance count.
|
|
"""
|
|
|
|
cls._instance_count = 0
|
|
|
|
@asyncio.coroutine
|
|
def create(self):
|
|
|
|
yield from self._hypervisor.send("nio create_udp {name} {lport} {rhost} {rport}".format(name=self._name,
|
|
lport=self._lport,
|
|
rhost=self._rhost,
|
|
rport=self._rport))
|
|
|
|
log.info("NIO UDP {name} created with lport={lport}, rhost={rhost}, rport={rport}".format(name=self._name,
|
|
lport=self._lport,
|
|
rhost=self._rhost,
|
|
rport=self._rport))
|
|
|
|
@property
|
|
def lport(self):
|
|
"""
|
|
Returns the local port
|
|
|
|
:returns: local port number
|
|
"""
|
|
|
|
return self._lport
|
|
|
|
@property
|
|
def rhost(self):
|
|
"""
|
|
Returns the remote host
|
|
|
|
:returns: remote address/host
|
|
"""
|
|
|
|
return self._rhost
|
|
|
|
@property
|
|
def rport(self):
|
|
"""
|
|
Returns the remote port
|
|
|
|
:returns: remote port number
|
|
"""
|
|
|
|
return self._rport
|