gns3-server/gns3server/api/routes/compute/frame_relay_switch_nodes.py
2026-10-02 12:43:26 +03:00

235 lines
7.5 KiB
Python

#
# Copyright (C) 2020 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/>.
"""
API routes for Frame Relay switch nodes.
"""
import os
from typing import Any
from uuid import UUID
from fastapi import APIRouter, Body, Depends, HTTPException, Path, status
from fastapi.encoders import jsonable_encoder
from fastapi.responses import StreamingResponse
from gns3server import schemas
from gns3server.compute.dynamips import Dynamips
from gns3server.compute.dynamips.nodes.frame_relay_switch import FrameRelaySwitch
responses: dict[int | str, dict[str, Any]] = {
404: {"model": schemas.ErrorMessage, "description": "Could not find project or Frame Relay switch node"}
}
router = APIRouter(responses=responses)
def dep_node(project_id: UUID, node_id: UUID) -> FrameRelaySwitch:
"""
Dependency to retrieve a node.
"""
dynamips_manager = Dynamips.instance()
node = dynamips_manager.get_node(str(node_id), project_id=str(project_id))
return node
@router.post(
"",
response_model=schemas.FrameRelaySwitch,
status_code=status.HTTP_201_CREATED,
responses={409: {"model": schemas.ErrorMessage, "description": "Could not create Frame Relay switch node"}},
)
async def create_frame_relay_switch(
project_id: UUID, node_data: schemas.FrameRelaySwitchCreate
) -> schemas.FrameRelaySwitch:
"""
Create a new Frame Relay switch node.
"""
# Use the Dynamips Frame Relay switch to simulate this node
dynamips_manager = Dynamips.instance()
data = jsonable_encoder(node_data, exclude_unset=True)
node = await dynamips_manager.create_node(
data.pop("name"),
str(project_id),
data.get("node_id"),
node_type="frame_relay_switch",
mappings=data.get("mappings"),
)
return node.asdict()
@router.get("/{node_id}", response_model=schemas.FrameRelaySwitch)
def get_frame_relay_switch(node: FrameRelaySwitch = Depends(dep_node)) -> schemas.FrameRelaySwitch:
"""
Return a Frame Relay switch node.
"""
return node.asdict()
@router.post("/{node_id}/duplicate", response_model=schemas.FrameRelaySwitch, status_code=status.HTTP_201_CREATED)
async def duplicate_frame_relay_switch(
destination_node_id: UUID = Body(..., embed=True), node: FrameRelaySwitch = Depends(dep_node)
) -> schemas.FrameRelaySwitch:
"""
Duplicate a Frame Relay switch node.
"""
new_node = await Dynamips.instance().duplicate_node(node.id, str(destination_node_id))
return new_node.asdict()
@router.put("/{node_id}", response_model=schemas.FrameRelaySwitch)
async def update_frame_relay_switch(
node_data: schemas.FrameRelaySwitchUpdate, node: FrameRelaySwitch = Depends(dep_node)
) -> schemas.FrameRelaySwitch:
"""
Update an Frame Relay switch node.
"""
data = jsonable_encoder(node_data, exclude_unset=True)
if "name" in data and node.name != data["name"]:
await node.set_name(data["name"])
if "mappings" in data:
node.mappings = data["mappings"]
node.updated()
return node.asdict()
@router.delete("/{node_id}", status_code=status.HTTP_204_NO_CONTENT)
async def delete_frame_relay_switch(node: FrameRelaySwitch = Depends(dep_node)) -> None:
"""
Delete a Frame Relay switch node.
"""
await Dynamips.instance().delete_node(node.id)
@router.post("/{node_id}/start", status_code=status.HTTP_204_NO_CONTENT)
def start_frame_relay_switch(node: FrameRelaySwitch = Depends(dep_node)) -> None:
"""
Start a Frame Relay switch node.
"""
raise HTTPException(
status_code=status.HTTP_405_METHOD_NOT_ALLOWED, detail="Start is not supported for Frame Relay switches"
)
@router.post("/{node_id}/stop", status_code=status.HTTP_204_NO_CONTENT)
def stop_frame_relay_switch(node: FrameRelaySwitch = Depends(dep_node)) -> None:
"""
Stop a Frame Relay switch node.
"""
raise HTTPException(
status_code=status.HTTP_405_METHOD_NOT_ALLOWED, detail="Stop is not supported for Frame Relay switches"
)
@router.post("/{node_id}/suspend", status_code=status.HTTP_204_NO_CONTENT)
def suspend_frame_relay_switch(node: FrameRelaySwitch = Depends(dep_node)) -> None:
"""
Suspend a Frame Relay switch node.
"""
raise HTTPException(
status_code=status.HTTP_405_METHOD_NOT_ALLOWED, detail="Suspend is not supported for Frame Relay switches"
)
@router.post(
"/{node_id}/adapters/{adapter_number}/ports/{port_number}/nio",
status_code=status.HTTP_201_CREATED,
response_model=schemas.UDPNIO,
)
async def create_nio(
*,
adapter_number: int = Path(..., ge=0, le=0),
port_number: int,
nio_data: schemas.UDPNIO,
node: FrameRelaySwitch = Depends(dep_node),
) -> schemas.UDPNIO:
"""
Add a NIO (Network Input/Output) to the node.
The adapter number on the switch is always 0.
"""
nio = await Dynamips.instance().create_nio(node, jsonable_encoder(nio_data, exclude_unset=True))
await node.add_nio(nio, port_number)
return nio.asdict()
@router.delete("/{node_id}/adapters/{adapter_number}/ports/{port_number}/nio", status_code=status.HTTP_204_NO_CONTENT)
async def delete_nio(
*, adapter_number: int = Path(..., ge=0, le=0), port_number: int, node: FrameRelaySwitch = Depends(dep_node)
) -> None:
"""
Remove a NIO (Network Input/Output) from the node.
The adapter number on the switch is always 0.
"""
nio = await node.remove_nio(port_number)
await nio.delete()
@router.post("/{node_id}/adapters/{adapter_number}/ports/{port_number}/capture/start")
async def start_capture(
*,
adapter_number: int = Path(..., ge=0, le=0),
port_number: int,
node_capture_data: schemas.NodeCapture,
node: FrameRelaySwitch = Depends(dep_node),
) -> dict:
"""
Start a packet capture on the node.
The adapter number on the switch is always 0.
"""
pcap_file_path = os.path.join(node.project.capture_working_directory(), node_capture_data.capture_file_name)
await node.start_capture(port_number, pcap_file_path, node_capture_data.data_link_type)
return {"pcap_file_path": pcap_file_path}
@router.post(
"/{node_id}/adapters/{adapter_number}/ports/{port_number}/capture/stop", status_code=status.HTTP_204_NO_CONTENT
)
async def stop_capture(
*, adapter_number: int = Path(..., ge=0, le=0), port_number: int, node: FrameRelaySwitch = Depends(dep_node)
) -> None:
"""
Stop a packet capture on the node.
The adapter number on the switch is always 0.
"""
await node.stop_capture(port_number)
@router.get("/{node_id}/adapters/{adapter_number}/ports/{port_number}/capture/stream")
async def stream_pcap_file(
*, adapter_number: int = Path(..., ge=0, le=0), port_number: int, node: FrameRelaySwitch = Depends(dep_node)
) -> StreamingResponse:
"""
Stream the pcap capture file.
The adapter number on the hub is always 0.
"""
nio = node.get_nio(port_number)
stream = Dynamips.instance().stream_pcap_file(nio, node.project.id)
return StreamingResponse(stream, media_type="application/vnd.tcpdump.pcap")