mirror of
https://github.com/GNS3/gns3-server
synced 2024-12-27 17:28:08 +00:00
83 lines
2.9 KiB
Python
83 lines
2.9 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
|
|
|
|
from .cloud import Cloud
|
|
from ...error import NodeError
|
|
|
|
import gns3server.utils.interfaces
|
|
from gns3server.config import Config
|
|
|
|
import logging
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
class Nat(Cloud):
|
|
"""
|
|
A portable and pre-configured node allowing topologies to get a
|
|
NAT access.
|
|
"""
|
|
|
|
def __init__(self, name, node_id, project, manager, ports=None):
|
|
|
|
if sys.platform.startswith("linux"):
|
|
nat_interface = Config.instance().get_section_config("Server").get("default_nat_interface", "virbr0")
|
|
if nat_interface not in [interface["name"] for interface in gns3server.utils.interfaces.interfaces()]:
|
|
raise NodeError("NAT interface {} is missing, please install libvirt".format(nat_interface))
|
|
interface = nat_interface
|
|
else:
|
|
nat_interface = Config.instance().get_section_config("Server").get("default_nat_interface", "vmnet8")
|
|
interfaces = list(filter(lambda x: nat_interface in x.lower(),
|
|
[interface["name"] for interface in gns3server.utils.interfaces.interfaces()]))
|
|
if not len(interfaces):
|
|
raise NodeError("NAT interface {} is missing. You need to install VMware or use the NAT node on GNS3 VM".format(nat_interface))
|
|
interface = interfaces[0] # take the first available interface containing the vmnet8 name
|
|
|
|
log.info("NAT node '{}' configured to use NAT interface '{}'".format(name, interface))
|
|
ports = [
|
|
{
|
|
"name": "nat0",
|
|
"type": "ethernet",
|
|
"interface": interface,
|
|
"port_number": 0
|
|
}
|
|
]
|
|
super().__init__(name, node_id, project, manager, 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
|
|
}
|