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mirror of https://github.com/GNS3/gns3-server synced 2024-11-18 14:28:08 +00:00
gns3-server/gns3server/handlers/api/compute/iou_handler.py
grossmj c5412bf970 Allocate application IDs for IOU nodes on the controller.
An application ID is used by IOU to generate its interface Mac addresses. They must be unique across all opened projects sharing the same computes to avoid Mac address collisions.
2020-02-10 15:20:49 +08:00

456 lines
17 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright (C) 2015 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/>.
import os
import aiohttp.web
from gns3server.web.route import Route
from gns3server.schemas.nio import NIO_SCHEMA
from gns3server.compute.iou import IOU
from gns3server.schemas.node import (
NODE_CAPTURE_SCHEMA,
NODE_LIST_IMAGES_SCHEMA,
)
from gns3server.schemas.iou import (
IOU_CREATE_SCHEMA,
IOU_START_SCHEMA,
IOU_OBJECT_SCHEMA
)
class IOUHandler:
"""
API entry points for IOU.
"""
@Route.post(
r"/projects/{project_id}/iou/nodes",
parameters={
"project_id": "Project UUID"
},
status_codes={
201: "Instance created",
400: "Invalid request",
409: "Conflict"
},
description="Create a new IOU instance",
input=IOU_CREATE_SCHEMA,
output=IOU_OBJECT_SCHEMA)
async def create(request, response):
iou = IOU.instance()
vm = await iou.create_node(request.json.pop("name"),
request.match_info["project_id"],
request.json.get("node_id"),
application_id=request.json.get("application_id"),
path=request.json.get("path"),
console=request.json.get("console"),
console_type=request.json.get("console_type", "telnet"))
for name, value in request.json.items():
if hasattr(vm, name) and getattr(vm, name) != value:
if name == "application_id":
continue # we must ignore this to avoid overwriting the application_id allocated by the controller
if name == "startup_config_content" and (vm.startup_config_content and len(vm.startup_config_content) > 0):
continue
if name == "private_config_content" and (vm.private_config_content and len(vm.private_config_content) > 0):
continue
if request.json.get("use_default_iou_values") and (name == "ram" or name == "nvram"):
continue
setattr(vm, name, value)
response.set_status(201)
response.json(vm)
@Route.get(
r"/projects/{project_id}/iou/nodes/{node_id}",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID"
},
status_codes={
200: "Success",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Get an IOU instance",
output=IOU_OBJECT_SCHEMA)
def show(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
response.json(vm)
@Route.put(
r"/projects/{project_id}/iou/nodes/{node_id}",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID"
},
status_codes={
200: "Instance updated",
400: "Invalid request",
404: "Instance doesn't exist",
409: "Conflict"
},
description="Update an IOU instance",
input=IOU_OBJECT_SCHEMA,
output=IOU_OBJECT_SCHEMA)
async def update(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
for name, value in request.json.items():
if hasattr(vm, name) and getattr(vm, name) != value:
if name == "application_id":
continue # we must ignore this to avoid overwriting the application_id allocated by the IOU manager
setattr(vm, name, value)
if vm.use_default_iou_values:
# update the default IOU values in case the image or use_default_iou_values have changed
# this is important to have the correct NVRAM amount in order to correctly push the configs to the NVRAM
await vm.update_default_iou_values()
vm.updated()
response.json(vm)
@Route.delete(
r"/projects/{project_id}/iou/nodes/{node_id}",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID"
},
status_codes={
204: "Instance deleted",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Delete an IOU instance")
async def delete(request, response):
await IOU.instance().delete_node(request.match_info["node_id"])
response.set_status(204)
@Route.post(
r"/projects/{project_id}/iou/nodes/{node_id}/duplicate",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID"
},
status_codes={
201: "Instance duplicated",
404: "Instance doesn't exist"
},
description="Duplicate a IOU instance")
async def duplicate(request, response):
new_node = await IOU.instance().duplicate_node(
request.match_info["node_id"],
request.json["destination_node_id"]
)
response.set_status(201)
response.json(new_node)
@Route.post(
r"/projects/{project_id}/iou/nodes/{node_id}/start",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID"
},
status_codes={
200: "Instance started",
400: "Invalid request",
404: "Instance doesn't exist"
},
input=IOU_START_SCHEMA,
output=IOU_OBJECT_SCHEMA,
description="Start an IOU instance")
async def start(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
for name, value in request.json.items():
if hasattr(vm, name) and getattr(vm, name) != value:
setattr(vm, name, value)
await vm.start()
response.json(vm)
@Route.post(
r"/projects/{project_id}/iou/nodes/{node_id}/stop",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID"
},
status_codes={
204: "Instance stopped",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Stop an IOU instance")
async def stop(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
await vm.stop()
response.set_status(204)
@Route.post(
r"/projects/{project_id}/iou/nodes/{node_id}/suspend",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID"
},
status_codes={
204: "Instance suspended",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Suspend an IOU instance (does nothing)")
def suspend(request, response):
iou_manager = IOU.instance()
iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
response.set_status(204)
@Route.post(
r"/projects/{project_id}/iou/nodes/{node_id}/reload",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
},
status_codes={
204: "Instance reloaded",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Reload an IOU instance")
async def reload(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
await vm.reload()
response.set_status(204)
@Route.post(
r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
"adapter_number": "Network adapter where the nio is located",
"port_number": "Port where the nio should be added"
},
status_codes={
201: "NIO created",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Add a NIO to a IOU instance",
input=NIO_SCHEMA,
output=NIO_SCHEMA)
async def create_nio(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
nio_type = request.json["type"]
if nio_type not in ("nio_udp", "nio_tap", "nio_ethernet", "nio_generic_ethernet"):
raise aiohttp.web.HTTPConflict(text="NIO of type {} is not supported".format(nio_type))
nio = iou_manager.create_nio(request.json)
await vm.adapter_add_nio_binding(int(request.match_info["adapter_number"]), int(request.match_info["port_number"]), nio)
response.set_status(201)
response.json(nio)
@Route.put(
r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
"adapter_number": "Network adapter where the nio is located",
"port_number": "Port where the nio should be added"
},
status_codes={
201: "NIO updated",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Update a NIO on an IOU instance",
input=NIO_SCHEMA,
output=NIO_SCHEMA)
async def update_nio(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
port_number = int(request.match_info["port_number"])
nio = vm.get_nio(adapter_number, port_number)
if "filters" in request.json:
nio.filters = request.json["filters"]
await vm.adapter_update_nio_binding(adapter_number, port_number, nio)
response.set_status(201)
response.json(request.json)
@Route.delete(
r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
"adapter_number": "Network adapter where the nio is located",
"port_number": "Port from where the nio should be removed"
},
status_codes={
204: "NIO deleted",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Remove a NIO from a IOU instance")
async def delete_nio(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
await vm.adapter_remove_nio_binding(int(request.match_info["adapter_number"]), int(request.match_info["port_number"]))
response.set_status(204)
@Route.post(
r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/start_capture",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
"adapter_number": "Adapter to start a packet capture",
"port_number": "Port on the adapter"
},
status_codes={
200: "Capture started",
400: "Invalid request",
404: "Instance doesn't exist",
409: "VM not started"
},
description="Start a packet capture on an IOU VM instance",
input=NODE_CAPTURE_SCHEMA)
async def start_capture(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
port_number = int(request.match_info["port_number"])
pcap_file_path = os.path.join(vm.project.capture_working_directory(), request.json["capture_file_name"])
await vm.start_capture(adapter_number, port_number, pcap_file_path, request.json["data_link_type"])
response.json({"pcap_file_path": str(pcap_file_path)})
@Route.post(
r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/stop_capture",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
"adapter_number": "Adapter to stop a packet capture",
"port_number": "Port on the adapter (always 0)"
},
status_codes={
204: "Capture stopped",
400: "Invalid request",
404: "Instance doesn't exist",
409: "VM not started"
},
description="Stop a packet capture on an IOU VM instance")
async def stop_capture(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
port_number = int(request.match_info["port_number"])
await vm.stop_capture(adapter_number, port_number)
response.set_status(204)
@Route.get(
r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/pcap",
description="Stream the pcap capture file",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
"adapter_number": "Adapter to steam a packet capture",
"port_number": "Port on the adapter (always 0)"
},
status_codes={
200: "File returned",
403: "Permission denied",
404: "The file doesn't exist"
})
async def stream_pcap_file(request, response):
iou_manager = IOU.instance()
vm = iou_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
port_number = int(request.match_info["port_number"])
nio = vm.get_nio(adapter_number, port_number)
await iou_manager.stream_pcap_file(nio, vm.project.id, request, response)
@Route.get(
r"/iou/images",
status_codes={
200: "List of IOU images",
},
description="Retrieve the list of IOU images",
output=NODE_LIST_IMAGES_SCHEMA)
async def list_iou_images(request, response):
iou_manager = IOU.instance()
images = await iou_manager.list_images()
response.set_status(200)
response.json(images)
@Route.post(
r"/iou/images/{filename:.+}",
parameters={
"filename": "Image filename"
},
status_codes={
204: "Image uploaded",
},
raw=True,
description="Upload an IOU image")
async def upload_image(request, response):
iou_manager = IOU.instance()
await iou_manager.write_image(request.match_info["filename"], request.content)
response.set_status(204)
@Route.get(
r"/iou/images/{filename:.+}",
parameters={
"filename": "Image filename"
},
status_codes={
200: "Image returned",
},
raw=True,
description="Download an IOU image")
async def download_image(request, response):
filename = request.match_info["filename"]
iou_manager = IOU.instance()
image_path = iou_manager.get_abs_image_path(filename)
# Raise error if user try to escape
if filename[0] == ".":
raise aiohttp.web.HTTPForbidden()
await response.stream_file(image_path)