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https://github.com/GNS3/gns3-server
synced 2024-11-28 03:08:14 +00:00
NIO NAT support for QEMU VMs (user mode back-end is used).
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17b93e6a89
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@ -247,7 +247,7 @@ class QEMUHandler:
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qemu_manager = Qemu.instance()
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vm = qemu_manager.get_vm(request.match_info["vm_id"], project_id=request.match_info["project_id"])
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nio_type = request.json["type"]
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if nio_type not in ("nio_udp", "nio_tap"):
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if nio_type not in ("nio_udp", "nio_tap", "nio_nat"):
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raise HTTPConflict(text="NIO of type {} is not supported".format(nio_type))
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nio = qemu_manager.create_nio(vm.qemu_path, request.json)
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yield from vm.adapter_add_nio_binding(int(request.match_info["adapter_number"]), nio)
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@ -34,6 +34,7 @@ from .project_manager import ProjectManager
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from .nios.nio_udp import NIOUDP
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from .nios.nio_tap import NIOTAP
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from .nios.nio_nat import NIONAT
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from .nios.nio_generic_ethernet import NIOGenericEthernet
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@ -370,6 +371,8 @@ class BaseManager:
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nio = NIOTAP(tap_device)
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elif nio_settings["type"] == "nio_generic_ethernet":
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nio = NIOGenericEthernet(nio_settings["ethernet_device"])
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elif nio_settings["type"] == "nio_nat":
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nio = NIONAT()
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assert nio is not None
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return nio
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@ -410,6 +410,8 @@ class Dynamips(BaseManager):
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nio = NIOVDE(node.hypervisor, control_file, local_file)
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elif nio_settings["type"] == "nio_null":
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nio = NIONull(node.hypervisor)
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else:
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raise aiohttp.web.HTTPConflict(text="NIO of type {} is not supported".format(nio_settings["type"]))
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yield from nio.create()
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return nio
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41
gns3server/modules/nios/nio_nat.py
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41
gns3server/modules/nios/nio_nat.py
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@ -0,0 +1,41 @@
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# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2013 GNS3 Technologies Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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Interface for NAT NIOs.
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"""
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from .nio import NIO
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class NIONAT(NIO):
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"""
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NAT NIO.
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"""
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def __init__(self):
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super().__init__()
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def __str__(self):
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return "NIO TAP"
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def __json__(self):
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return {"type": "nio_nat"}
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@ -23,7 +23,6 @@ order to run a QEMU VM.
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import sys
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import os
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import shutil
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import random
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import subprocess
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import shlex
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import asyncio
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@ -33,6 +32,7 @@ from .qemu_error import QemuError
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from ..adapters.ethernet_adapter import EthernetAdapter
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from ..nios.nio_udp import NIOUDP
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from ..nios.nio_tap import NIOTAP
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from ..nios.nio_nat import NIONAT
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from ..base_vm import BaseVM
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from ...schemas.qemu import QEMU_OBJECT_SCHEMA
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@ -984,40 +984,44 @@ class QemuVM(BaseVM):
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def _network_options(self):
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network_options = []
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adapter_number = 0
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for adapter in self._ethernet_adapters:
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network_options.extend(["-net", "none"]) # we do not want any user networking back-end if no adapter is connected.
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for adapter_number, adapter in enumerate(self._ethernet_adapters):
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# TODO: let users specify a base mac address
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mac = "00:00:ab:%s:%s:%02x" % (self.id[-4:-2], self.id[-2:], adapter_number)
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if self._legacy_networking:
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network_options.extend(["-net", "nic,vlan={},macaddr={},model={}".format(adapter_number, mac, self._adapter_type)])
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else:
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network_options.extend(["-device", "{},mac={},netdev=gns3-{}".format(self._adapter_type, mac, adapter_number)])
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nio = adapter.get_nio(0)
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if nio:
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if isinstance(nio, NIOUDP):
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if self._legacy_networking:
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if self._legacy_networking:
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# legacy QEMU networking syntax (-net)
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if nio:
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network_options.extend(["-net", "nic,vlan={},macaddr={},model={}".format(adapter_number, mac, self._adapter_type)])
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if isinstance(nio, NIOUDP):
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network_options.extend(["-net", "udp,vlan={},name=gns3-{},sport={},dport={},daddr={}".format(adapter_number,
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adapter_number,
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nio.lport,
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nio.rport,
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nio.rhost)])
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else:
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elif isinstance(nio, NIOTAP):
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network_options.extend(["-net", "tap,name=gns3-{},ifname={}".format(adapter_number, nio.tap_device)])
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elif isinstance(nio, NIONAT):
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network_options.extend(["-net", "user,vlan={},name=gns3-{}".format(adapter_number, adapter_number)])
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else:
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network_options.extend(["-net", "nic,vlan={},macaddr={},model={}".format(adapter_number, mac, self._adapter_type)])
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else:
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# newer QEMU networking syntax
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if nio:
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network_options.extend(["-device", "{},mac={},netdev=gns3-{}".format(self._adapter_type, mac, adapter_number)])
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if isinstance(nio, NIOUDP):
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network_options.extend(["-netdev", "socket,id=gns3-{},udp={}:{},localaddr={}:{}".format(adapter_number,
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nio.rhost,
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nio.rport,
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self._host,
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nio.lport)])
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elif isinstance(nio, NIOTAP):
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if self._legacy_networking:
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network_options.extend(["-net", "tap,name=gns3-{},ifname={}".format(adapter_number, nio.tap_device)])
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else:
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elif isinstance(nio, NIOTAP):
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network_options.extend(["-netdev", "tap,id=gns3-{},ifname={}".format(adapter_number, nio.tap_device)])
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else:
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if self._legacy_networking:
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network_options.extend(["-net", "user,vlan={},name=gns3-{}".format(adapter_number, adapter_number)])
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elif isinstance(nio, NIONAT):
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network_options.extend(["-netdev", "user,id=gns3-{}".format(adapter_number)])
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else:
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network_options.extend(["-netdev", "user,id=gns3-{}".format(adapter_number)])
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adapter_number += 1
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network_options.extend(["-device", "{},mac={}".format(self._adapter_type, mac)])
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return network_options
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@ -78,6 +78,16 @@ NIO_SCHEMA = {
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"required": ["type", "ethernet_device"],
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"additionalProperties": False
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},
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"NAT": {
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"description": "NAT Network Input/Output",
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"properties": {
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"type": {
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"enum": ["nio_nat"]
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},
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},
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"required": ["type"],
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"additionalProperties": False
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},
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"TAP": {
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"description": "TAP Network Input/Output",
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"properties": {
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@ -148,6 +158,7 @@ NIO_SCHEMA = {
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{"$ref": "#/definitions/UDP"},
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{"$ref": "#/definitions/Ethernet"},
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{"$ref": "#/definitions/LinuxEthernet"},
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{"$ref": "#/definitions/NAT"},
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{"$ref": "#/definitions/TAP"},
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{"$ref": "#/definitions/UNIX"},
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{"$ref": "#/definitions/VDE"},
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