mirror of
https://github.com/GNS3/gns3-server
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311 lines
10 KiB
Python
311 lines
10 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2020 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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API endpoints for Qemu nodes.
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"""
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import os
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import sys
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from fastapi import APIRouter, WebSocket, Depends, Body, status
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from fastapi.encoders import jsonable_encoder
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from fastapi.responses import StreamingResponse
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from uuid import UUID
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from gns3server.endpoints import schemas
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from gns3server.compute.project_manager import ProjectManager
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from gns3server.compute.qemu import Qemu
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from gns3server.compute.qemu.qemu_vm import QemuVM
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router = APIRouter()
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responses = {
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404: {"model": schemas.ErrorMessage, "description": "Could not find project or Qemu node"}
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}
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def dep_node(project_id: UUID, node_id: UUID):
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"""
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Dependency to retrieve a node.
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"""
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qemu_manager = Qemu.instance()
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node = qemu_manager.get_node(str(node_id), project_id=str(project_id))
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return node
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@router.post("",
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response_model=schemas.Qemu,
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status_code=status.HTTP_201_CREATED,
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responses={409: {"model": schemas.ErrorMessage, "description": "Could not create Qemu node"}})
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async def create_qemu_node(project_id: UUID, node_data: schemas.QemuCreate):
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"""
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Create a new Qemu node.
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"""
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qemu = Qemu.instance()
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node_data = jsonable_encoder(node_data, exclude_unset=True)
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vm = await qemu.create_node(node_data.pop("name"),
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str(project_id),
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node_data.pop("node_id", None),
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linked_clone=node_data.get("linked_clone", True),
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qemu_path=node_data.pop("qemu_path", None),
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console=node_data.pop("console", None),
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console_type=node_data.pop("console_type", "telnet"),
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aux=node_data.get("aux"),
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aux_type=node_data.pop("aux_type", "none"),
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platform=node_data.pop("platform", None))
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for name, value in node_data.items():
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if hasattr(vm, name) and getattr(vm, name) != value:
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setattr(vm, name, value)
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return vm.__json__()
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@router.get("/{node_id}",
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response_model=schemas.Qemu,
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responses=responses)
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def get_qemu_node(node: QemuVM = Depends(dep_node)):
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"""
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Return a Qemu node.
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"""
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return node.__json__()
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@router.put("/{node_id}",
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response_model=schemas.Qemu,
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responses=responses)
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async def update_qemu_node(node_data: schemas.QemuUpdate, node: QemuVM = Depends(dep_node)):
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"""
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Update a Qemu node.
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"""
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node_data = jsonable_encoder(node_data, exclude_unset=True)
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# update the console first to avoid issue if updating console type
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node.console = node_data.pop("console", node.console)
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for name, value in node_data.items():
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if hasattr(node, name) and getattr(node, name) != value:
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await node.update_property(name, value)
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node.updated()
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return node.__json__()
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@router.delete("/{node_id}",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def delete_qemu_node(node: QemuVM = Depends(dep_node)):
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"""
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Delete a Qemu node.
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"""
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await Qemu.instance().delete_node(node.id)
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@router.post("/{node_id}/duplicate",
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response_model=schemas.Qemu,
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status_code=status.HTTP_201_CREATED,
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responses=responses)
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async def duplicate_qemu_node(destination_node_id: UUID = Body(..., embed=True), node: QemuVM = Depends(dep_node)):
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"""
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Duplicate a Qemu node.
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"""
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new_node = await Qemu.instance().duplicate_node(node.id, str(destination_node_id))
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return new_node.__json__()
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@router.post("/{node_id}/resize_disk",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def resize_qemu_node_disk(node_data: schemas.QemuDiskResize, node: QemuVM = Depends(dep_node)):
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await node.resize_disk(node_data.drive_name, node_data.extend)
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@router.post("/{node_id}/start",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def start_qemu_node(node: QemuVM = Depends(dep_node)):
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"""
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Start a Qemu node.
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"""
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qemu_manager = Qemu.instance()
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hardware_accel = qemu_manager.config.get_section_config("Qemu").getboolean("enable_hardware_acceleration", True)
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if sys.platform.startswith("linux"):
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# the enable_kvm option was used before version 2.0 and has priority
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enable_kvm = qemu_manager.config.get_section_config("Qemu").getboolean("enable_kvm")
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if enable_kvm is not None:
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hardware_accel = enable_kvm
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if hardware_accel and "-no-kvm" not in node.options and "-no-hax" not in node.options:
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pm = ProjectManager.instance()
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if pm.check_hardware_virtualization(node) is False:
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pass #FIXME: check this
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#raise ComputeError("Cannot start VM with hardware acceleration (KVM/HAX) enabled because hardware virtualization (VT-x/AMD-V) is already used by another software like VMware or VirtualBox")
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await node.start()
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@router.post("/{node_id}/stop",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def stop_qemu_node(node: QemuVM = Depends(dep_node)):
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"""
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Stop a Qemu node.
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"""
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await node.stop()
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@router.post("/{node_id}/reload",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def reload_qemu_node(node: QemuVM = Depends(dep_node)):
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"""
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Reload a Qemu node.
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"""
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await node.reload()
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@router.post("/{node_id}/suspend",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def suspend_qemu_node(node: QemuVM = Depends(dep_node)):
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"""
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Suspend a Qemu node.
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"""
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await node.suspend()
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@router.post("/{node_id}/resume",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def resume_qemu_node(node: QemuVM = Depends(dep_node)):
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"""
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Resume a Qemu node.
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"""
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await node.resume()
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@router.post("/{node_id}/adapters/{adapter_number}/ports/{port_number}/nio",
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status_code=status.HTTP_201_CREATED,
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response_model=schemas.UDPNIO,
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responses=responses)
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async def create_nio(adapter_number: int, port_number: int, nio_data: schemas.UDPNIO, node: QemuVM = Depends(dep_node)):
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"""
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Add a NIO (Network Input/Output) to the node.
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The port number on the Qemu node is always 0.
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"""
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nio = Qemu.instance().create_nio(jsonable_encoder(nio_data, exclude_unset=True))
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await node.adapter_add_nio_binding(adapter_number, nio)
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return nio.__json__()
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@router.put("/{node_id}/adapters/{adapter_number}/ports/{port_number}/nio",
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status_code=status.HTTP_201_CREATED,
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response_model=schemas.UDPNIO,
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responses=responses)
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async def update_nio(adapter_number: int, port_number: int, nio_data: schemas.UDPNIO, node: QemuVM = Depends(dep_node)):
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"""
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Update a NIO (Network Input/Output) on the node.
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The port number on the Qemu node is always 0.
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"""
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nio = node.get_nio(adapter_number)
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if nio_data.filters:
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nio.filters = nio_data.filters
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if nio_data.suspend:
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nio.suspend = nio_data.suspend
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await node.adapter_update_nio_binding(adapter_number, nio)
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return nio.__json__()
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@router.delete("/{node_id}/adapters/{adapter_number}/ports/{port_number}/nio",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def delete_nio(adapter_number: int, port_number: int, node: QemuVM = Depends(dep_node)):
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"""
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Delete a NIO (Network Input/Output) from the node.
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The port number on the Qemu node is always 0.
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"""
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await node.adapter_remove_nio_binding(adapter_number)
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@router.post("/{node_id}/adapters/{adapter_number}/ports/{port_number}/start_capture",
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responses=responses)
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async def start_capture(adapter_number: int,
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port_number: int,
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node_capture_data: schemas.NodeCapture,
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node: QemuVM = Depends(dep_node)):
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"""
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Start a packet capture on the node.
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The port number on the Qemu node is always 0.
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"""
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pcap_file_path = os.path.join(node.project.capture_working_directory(), node_capture_data.capture_file_name)
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await node.start_capture(adapter_number, pcap_file_path)
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return {"pcap_file_path": str(pcap_file_path)}
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@router.post("/{node_id}/adapters/{adapter_number}/ports/{port_number}/stop_capture",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def stop_capture(adapter_number: int, port_number: int, node: QemuVM = Depends(dep_node)):
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"""
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Stop a packet capture on the node.
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The port number on the Qemu node is always 0.
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"""
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await node.stop_capture(adapter_number)
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@router.get("/{node_id}/adapters/{adapter_number}/ports/{port_number}/pcap",
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responses=responses)
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async def stream_pcap_file(adapter_number: int, port_number: int, node: QemuVM = Depends(dep_node)):
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"""
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Stream the pcap capture file.
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The port number on the Qemu node is always 0.
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"""
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nio = node.get_nio(adapter_number)
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stream = Qemu.instance().stream_pcap_file(nio, node.project.id)
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return StreamingResponse(stream, media_type="application/vnd.tcpdump.pcap")
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@router.websocket("/{node_id}/console/ws")
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async def console_ws(websocket: WebSocket, node: QemuVM = Depends(dep_node)):
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"""
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Console WebSocket.
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"""
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await node.start_websocket_console(websocket)
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@router.post("/{node_id}/console/reset",
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status_code=status.HTTP_204_NO_CONTENT,
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responses=responses)
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async def reset_console(node: QemuVM = Depends(dep_node)):
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await node.reset_console()
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