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gns3-server/gns3server/compute/builtin/nodes/nat.py
Julien Duponchelle b0f45035a9
NAT node can use the VMware NAT
On Windows and Mac OS this allow the NAT node to use the
VMware nat (it's always vmnet8). On Linux we still use the
libvirt NAT
2017-04-27 15:26:58 +02:00

74 lines
2.2 KiB
Python

#!/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 sys
import asyncio
from .cloud import Cloud
from ...error import NodeError
import gns3server.utils.interfaces
class Nat(Cloud):
"""
A portable and preconfigured node allowing topology to get a
nat access to the outside
"""
def __init__(self, *args, **kwargs):
if sys.platform.startswith("linux"):
if "virbr0" not in [interface["name"] for interface in gns3server.utils.interfaces.interfaces()]:
raise NodeError("virbr0 is missing. You need to install libvirt")
interface = "virbr0"
else:
if "vmnet8" not in [interface["name"] for interface in gns3server.utils.interfaces.interfaces()]:
raise NodeError("vmnet8 is missing. You need to install VMware or use the NAT node on GNS3 VM")
interface = "vmnet8"
ports = [
{
"name": "nat0",
"type": "ethernet",
"interface": interface,
"port_number": 0
}
]
super().__init__(*args, ports=ports)
@property
def ports_mapping(self):
return self._ports_mapping
@ports_mapping.setter
def ports_mapping(self, ports):
# It's not allowed to change it
pass
@classmethod
def is_supported(self):
return True
def __json__(self):
return {
"name": self.name,
"node_id": self.id,
"project_id": self.project.id,
"status": "started",
"ports_mapping": self.ports_mapping
}