mirror of
https://github.com/GNS3/gns3-server.git
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306 lines
9.3 KiB
Python
306 lines
9.3 KiB
Python
#
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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 routes for Docker 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 uuid import UUID
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from gns3server import schemas
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from gns3server.compute.docker import Docker
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from gns3server.compute.docker.docker_vm import DockerVM
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responses = {404: {"model": schemas.ErrorMessage, "description": "Could not find project or Docker node"}}
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router = APIRouter(responses=responses)
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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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docker_manager = Docker.instance()
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node = docker_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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"",
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response_model=schemas.Docker,
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status_code=status.HTTP_201_CREATED,
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responses={409: {"model": schemas.ErrorMessage, "description": "Could not create Docker node"}},
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)
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async def create_docker_node(project_id: UUID, node_data: schemas.DockerCreate):
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"""
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Create a new Docker node.
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"""
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docker_manager = Docker.instance()
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node_data = jsonable_encoder(node_data, exclude_unset=True)
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container = await docker_manager.create_node(
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node_data.pop("name"),
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str(project_id),
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node_data.get("node_id"),
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image=node_data.pop("image"),
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start_command=node_data.get("start_command"),
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environment=node_data.get("environment"),
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adapters=node_data.get("adapters"),
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console=node_data.get("console"),
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console_type=node_data.get("console_type"),
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console_resolution=node_data.get("console_resolution", "1024x768"),
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console_http_port=node_data.get("console_http_port", 80),
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console_http_path=node_data.get("console_http_path", "/"),
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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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extra_hosts=node_data.get("extra_hosts"),
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extra_volumes=node_data.get("extra_volumes"),
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memory=node_data.get("memory", 0),
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cpus=node_data.get("cpus", 0),
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)
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for name, value in node_data.items():
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if name != "node_id":
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if hasattr(container, name) and getattr(container, name) != value:
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setattr(container, name, value)
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return container.__json__()
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@router.get("/{node_id}", response_model=schemas.Docker)
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def get_docker_node(node: DockerVM = Depends(dep_node)):
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"""
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Return a Docker node.
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"""
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return node.__json__()
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@router.put("/{node_id}", response_model=schemas.Docker)
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async def update_docker_node(node_data: schemas.DockerUpdate, node: DockerVM = Depends(dep_node)):
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"""
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Update a Docker node.
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"""
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props = [
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"name",
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"console",
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"console_type",
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"aux",
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"aux_type",
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"console_resolution",
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"console_http_port",
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"console_http_path",
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"start_command",
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"environment",
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"adapters",
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"extra_hosts",
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"extra_volumes",
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"memory",
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"cpus",
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]
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changed = False
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node_data = jsonable_encoder(node_data, exclude_unset=True)
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for prop in props:
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if prop in node_data and node_data[prop] != getattr(node, prop):
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setattr(node, prop, node_data[prop])
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changed = True
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# We don't call container.update for nothing because it will restart the container
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if changed:
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await node.update()
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node.updated()
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return node.__json__()
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@router.post("/{node_id}/start", status_code=status.HTTP_204_NO_CONTENT)
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async def start_docker_node(node: DockerVM = Depends(dep_node)):
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"""
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Start a Docker node.
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"""
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await node.start()
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@router.post("/{node_id}/stop", status_code=status.HTTP_204_NO_CONTENT)
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async def stop_docker_node(node: DockerVM = Depends(dep_node)):
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"""
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Stop a Docker node.
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"""
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await node.stop()
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@router.post("/{node_id}/suspend", status_code=status.HTTP_204_NO_CONTENT)
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async def suspend_docker_node(node: DockerVM = Depends(dep_node)):
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"""
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Suspend a Docker node.
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"""
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await node.pause()
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@router.post("/{node_id}/reload", status_code=status.HTTP_204_NO_CONTENT)
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async def reload_docker_node(node: DockerVM = Depends(dep_node)):
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"""
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Reload a Docker node.
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"""
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await node.restart()
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@router.post("/{node_id}/pause", status_code=status.HTTP_204_NO_CONTENT)
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async def pause_docker_node(node: DockerVM = Depends(dep_node)):
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"""
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Pause a Docker node.
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"""
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await node.pause()
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@router.post("/{node_id}/unpause", status_code=status.HTTP_204_NO_CONTENT)
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async def unpause_docker_node(node: DockerVM = Depends(dep_node)):
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"""
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Unpause a Docker node.
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"""
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await node.unpause()
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@router.delete("/{node_id}", status_code=status.HTTP_204_NO_CONTENT)
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async def delete_docker_node(node: DockerVM = Depends(dep_node)):
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"""
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Delete a Docker node.
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"""
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await node.delete()
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@router.post("/{node_id}/duplicate", response_model=schemas.Docker, status_code=status.HTTP_201_CREATED)
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async def duplicate_docker_node(destination_node_id: UUID = Body(..., embed=True), node: DockerVM = Depends(dep_node)):
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"""
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Duplicate a Docker node.
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"""
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new_node = await Docker.instance().duplicate_node(node.id, str(destination_node_id))
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return new_node.__json__()
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@router.post(
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"/{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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)
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async def create_docker_node_nio(
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adapter_number: int, port_number: int, nio_data: schemas.UDPNIO, node: DockerVM = Depends(dep_node)
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):
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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 Docker node is always 0.
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"""
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nio = Docker.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(
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"/{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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)
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async def update_docker_node_nio(
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adapter_number: int, port_number: int, nio_data: schemas.UDPNIO, node: DockerVM = Depends(dep_node)
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):
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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 Docker 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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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", status_code=status.HTTP_204_NO_CONTENT)
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async def delete_docker_node_nio(adapter_number: int, port_number: int, node: DockerVM = 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 Docker 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}/capture/start")
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async def start_docker_node_capture(
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adapter_number: int, port_number: int, node_capture_data: schemas.NodeCapture, node: DockerVM = Depends(dep_node)
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):
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"""
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Start a packet capture on the node.
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The port number on the Docker 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(
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"/{node_id}/adapters/{adapter_number}/ports/{port_number}/capture/stop", status_code=status.HTTP_204_NO_CONTENT
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)
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async def stop_docker_node_capture(adapter_number: int, port_number: int, node: DockerVM = 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 Docker 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}/capture/stream")
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async def stream_pcap_file(adapter_number: int, port_number: int, node: DockerVM = 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 Docker node is always 0.
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"""
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nio = node.get_nio(adapter_number)
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stream = Docker.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: DockerVM = 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", status_code=status.HTTP_204_NO_CONTENT)
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async def reset_console(node: DockerVM = Depends(dep_node)):
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await node.reset_console()
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