gns3-server/gns3server/controller/udp_link.py

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#!/usr/bin/env python
#
# Copyright (C) 2016 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/>.
import asyncio
from .link import Link
class UDPLink(Link):
pass
@asyncio.coroutine
def create(self):
"""
Create the link on the VMs
"""
vm1 = self._vms[0]["vm"]
adapter_number1 = self._vms[0]["adapter_number"]
port_number1 = self._vms[0]["port_number"]
vm2 = self._vms[1]["vm"]
adapter_number2 = self._vms[1]["adapter_number"]
port_number2 = self._vms[1]["port_number"]
# Reserve a TCP port on both side
response = yield from vm1.post("/ports/udp".format(self._project.id))
vm1_port = response.json["udp_port"]
response = yield from vm2.post("/ports/udp".format(self._project.id))
vm2_port = response.json["udp_port"]
# Create the tunnel on both side
data = {
"lport": vm1_port,
"rhost": vm2.hypervisor.host,
"rport": vm2_port,
"type": "nio_udp"
}
yield from vm1.post("/adapters/{adapter_number}/ports/{port_number}/nio".format(adapter_number=adapter_number1, port_number=port_number1), data=data)
data = {
"lport": vm2_port,
"rhost": vm1.hypervisor.host,
"rport": vm1_port,
"type": "nio_udp"
}
yield from vm2.post("/adapters/{adapter_number}/ports/{port_number}/nio".format(adapter_number=adapter_number2, port_number=port_number2), data=data)