mirror of
https://github.com/GNS3/gns3-server.git
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293 lines
9.8 KiB
Python
293 lines
9.8 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 IOU nodes.
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"""
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import os
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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 typing import Union
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from uuid import UUID
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from gns3server import schemas
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from gns3server.compute.iou import IOU
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from gns3server.compute.iou.iou_vm import IOUVM
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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 IOU 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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iou_manager = IOU.instance()
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node = iou_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.IOU,
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status_code=status.HTTP_201_CREATED,
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responses={409: {"model": schemas.ErrorMessage, "description": "Could not create IOU node"}})
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async def create_iou_node(project_id: UUID, node_data: schemas.IOUCreate):
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"""
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Create a new IOU node.
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"""
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iou = IOU.instance()
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node_data = jsonable_encoder(node_data, exclude_unset=True)
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vm = await iou.create_node(node_data.pop("name"),
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str(project_id),
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node_data.get("node_id"),
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application_id=node_data.get("application_id"),
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path=node_data.get("path"),
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console=node_data.get("console"),
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console_type=node_data.get("console_type", "telnet"))
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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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if name == "application_id":
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continue # we must ignore this to avoid overwriting the application_id allocated by the controller
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if name == "startup_config_content" and (vm.startup_config_content and len(vm.startup_config_content) > 0):
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continue
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if name == "private_config_content" and (vm.private_config_content and len(vm.private_config_content) > 0):
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continue
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if node_data.get("use_default_iou_values") and (name == "ram" or name == "nvram"):
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continue
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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.IOU,
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responses=responses)
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def get_iou_node(node: IOUVM = Depends(dep_node)):
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"""
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Return an IOU 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.IOU,
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responses=responses)
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async def update_iou_node(node_data: schemas.IOUUpdate, node: IOUVM = Depends(dep_node)):
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"""
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Update an IOU node.
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"""
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node_data = jsonable_encoder(node_data, exclude_unset=True)
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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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if name == "application_id":
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continue # we must ignore this to avoid overwriting the application_id allocated by the IOU manager
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setattr(node, name, value)
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if node.use_default_iou_values:
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# update the default IOU values in case the image or use_default_iou_values have changed
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# this is important to have the correct NVRAM amount in order to correctly push the configs to the NVRAM
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await node.update_default_iou_values()
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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_iou_node(node: IOUVM = Depends(dep_node)):
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"""
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Delete an IOU node.
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"""
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await IOU.instance().delete_node(node.id)
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@router.post("/{node_id}/duplicate",
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response_model=schemas.IOU,
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status_code=status.HTTP_201_CREATED,
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responses=responses)
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async def duplicate_iou_node(destination_node_id: UUID = Body(..., embed=True), node: IOUVM = Depends(dep_node)):
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"""
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Duplicate an IOU node.
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"""
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new_node = await IOU.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}/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_iou_node(start_data: schemas.IOUStart, node: IOUVM = Depends(dep_node)):
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"""
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Start an IOU node.
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"""
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start_data = jsonable_encoder(start_data, exclude_unset=True)
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for name, value in start_data.items():
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if hasattr(node, name) and getattr(node, name) != value:
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setattr(node, name, value)
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await node.start()
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return node.__json__()
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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(node: IOUVM = Depends(dep_node)):
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"""
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Stop an IOU node.
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"""
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await node.stop()
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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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def suspend_iou_node(node: IOUVM = Depends(dep_node)):
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"""
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Suspend an IOU node.
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Does nothing since IOU doesn't support being suspended.
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"""
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pass
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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_iou_node(node: IOUVM = Depends(dep_node)):
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"""
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Reload an IOU node.
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"""
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await node.reload()
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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=Union[schemas.EthernetNIO, schemas.TAPNIO, schemas.UDPNIO],
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responses=responses)
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async def create_nio(adapter_number: int,
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port_number: int,
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nio_data: Union[schemas.EthernetNIO, schemas.TAPNIO, schemas.UDPNIO],
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node: IOUVM = Depends(dep_node)):
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"""
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Add a NIO (Network Input/Output) to the node.
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"""
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nio = IOU.instance().create_nio(jsonable_encoder(nio_data, exclude_unset=True))
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await node.adapter_add_nio_binding(adapter_number, port_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=Union[schemas.EthernetNIO, schemas.TAPNIO, schemas.UDPNIO],
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responses=responses)
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async def update_nio(adapter_number: int,
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port_number: int,
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nio_data: Union[schemas.EthernetNIO, schemas.TAPNIO, schemas.UDPNIO],
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node: IOUVM = Depends(dep_node)):
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"""
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Update a NIO (Network Input/Output) on the node.
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"""
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nio = node.get_nio(adapter_number, port_number)
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if nio_data.filters:
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nio.filters = nio_data.filters
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await node.adapter_update_nio_binding(adapter_number, port_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: IOUVM = Depends(dep_node)):
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"""
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Delete a NIO (Network Input/Output) from the node.
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"""
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await node.adapter_remove_nio_binding(adapter_number, port_number)
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@router.post("/{node_id}/adapters/{adapter_number}/ports/{port_number}/capture/start",
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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: IOUVM = Depends(dep_node)):
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"""
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Start a packet capture on the node.
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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}/capture/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_capture(adapter_number: int, port_number: int, node: IOUVM = Depends(dep_node)):
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"""
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Stop a packet capture on the node.
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"""
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await node.stop_capture(adapter_number, port_number)
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@router.get("/{node_id}/adapters/{adapter_number}/ports/{port_number}/capture/stream",
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responses=responses)
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async def stream_pcap_file(adapter_number: int, port_number: int, node: IOUVM = Depends(dep_node)):
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"""
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Stream the pcap capture file.
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"""
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nio = node.get_nio(adapter_number, port_number)
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stream = IOU.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: IOUVM = 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: IOUVM = Depends(dep_node)):
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await node.reset_console()
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