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mirror of https://github.com/GNS3/gns3-server synced 2024-11-24 17:28:08 +00:00
gns3-server/gns3server/handlers/api/compute/qemu_handler.py

613 lines
22 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 sys
import os.path
import aiohttp.web
from gns3server.web.route import Route
from gns3server.compute.project_manager import ProjectManager
from gns3server.schemas.nio import NIO_SCHEMA
from gns3server.compute.qemu import Qemu
from gns3server.config import Config
from gns3server.schemas.node import (
NODE_LIST_IMAGES_SCHEMA,
NODE_CAPTURE_SCHEMA
)
from gns3server.schemas.qemu import (
QEMU_CREATE_SCHEMA,
QEMU_UPDATE_SCHEMA,
QEMU_OBJECT_SCHEMA,
QEMU_RESIZE_SCHEMA,
QEMU_BINARY_LIST_SCHEMA,
QEMU_BINARY_FILTER_SCHEMA,
QEMU_CAPABILITY_LIST_SCHEMA,
QEMU_IMAGE_CREATE_SCHEMA,
QEMU_IMAGE_UPDATE_SCHEMA
)
class QEMUHandler:
"""
API entry points for QEMU.
"""
@Route.post(
r"/projects/{project_id}/qemu/nodes",
parameters={
"project_id": "Project UUID"
},
status_codes={
201: "Instance created",
400: "Invalid request",
409: "Conflict"
},
description="Create a new Qemu VM instance",
input=QEMU_CREATE_SCHEMA,
output=QEMU_OBJECT_SCHEMA)
async def create(request, response):
qemu = Qemu.instance()
vm = await qemu.create_node(request.json.pop("name"),
request.match_info["project_id"],
request.json.pop("node_id", None),
linked_clone=request.json.get("linked_clone", True),
qemu_path=request.json.pop("qemu_path", None),
console=request.json.pop("console", None),
console_type=request.json.pop("console_type", "telnet"),
platform=request.json.pop("platform", None))
for name, value in request.json.items():
if hasattr(vm, name) and getattr(vm, name) != value:
setattr(vm, name, value)
response.set_status(201)
response.json(vm)
@Route.get(
r"/projects/{project_id}/qemu/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 a Qemu VM instance",
output=QEMU_OBJECT_SCHEMA)
def show(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
response.json(vm)
@Route.put(
r"/projects/{project_id}/qemu/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 a Qemu VM instance",
input=QEMU_UPDATE_SCHEMA,
output=QEMU_OBJECT_SCHEMA)
async def update(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
# update the console first to avoid issue if updating console type
vm.console = request.json.pop("console", vm.console)
for name, value in request.json.items():
if hasattr(vm, name) and getattr(vm, name) != value:
await vm.update_property(name, value)
vm.updated()
response.json(vm)
@Route.delete(
r"/projects/{project_id}/qemu/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 a Qemu VM instance")
async def delete(request, response):
await Qemu.instance().delete_node(request.match_info["node_id"])
response.set_status(204)
@Route.post(
r"/projects/{project_id}/qemu/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 Qemu instance")
async def duplicate(request, response):
new_node = await Qemu.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}/qemu/nodes/{node_id}/resize_disk",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID"
},
status_codes={
201: "Instance updated",
404: "Instance doesn't exist"
},
description="Resize a Qemu VM disk image",
input=QEMU_RESIZE_SCHEMA)
async def resize_disk(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
await vm.resize_disk(request.json["drive_name"], request.json["extend"])
response.set_status(201)
@Route.post(
r"/projects/{project_id}/qemu/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"
},
description="Start a Qemu VM instance",
output=QEMU_OBJECT_SCHEMA)
async def start(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
hardware_accel = qemu_manager.config.get_section_config("Qemu").getboolean("enable_hardware_acceleration", True)
if sys.platform.startswith("linux"):
# the enable_kvm option was used before version 2.0 and has priority
enable_kvm = qemu_manager.config.get_section_config("Qemu").getboolean("enable_kvm")
if enable_kvm is not None:
hardware_accel = enable_kvm
if hardware_accel and "-machine accel=tcg" not in vm.options:
pm = ProjectManager.instance()
if pm.check_hardware_virtualization(vm) is False:
raise aiohttp.web.HTTPConflict(text="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")
await vm.start()
response.json(vm)
@Route.post(
r"/projects/{project_id}/qemu/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 a Qemu VM instance")
async def stop(request, response):
qemu_manager = Qemu.instance()
vm = qemu_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}/qemu/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 a Qemu VM instance")
async def reload(request, response):
qemu_manager = Qemu.instance()
vm = qemu_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}/qemu/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 a Qemu VM instance")
async def suspend(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
await vm.suspend()
response.set_status(204)
@Route.post(
r"/projects/{project_id}/qemu/nodes/{node_id}/resume",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
},
status_codes={
204: "Instance resumed",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Resume a Qemu VM instance")
async def resume(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
await vm.resume()
response.set_status(204)
@Route.post(
r"/projects/{project_id}/qemu/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 on the adapter (always 0)"
},
status_codes={
201: "NIO created",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Add a NIO to a Qemu VM instance",
input=NIO_SCHEMA,
output=NIO_SCHEMA)
async def create_nio(request, response):
qemu_manager = Qemu.instance()
vm = qemu_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"):
raise aiohttp.web.HTTPConflict(text="NIO of type {} is not supported".format(nio_type))
nio = qemu_manager.create_nio(request.json)
await vm.adapter_add_nio_binding(int(request.match_info["adapter_number"]), nio)
response.set_status(201)
response.json(nio)
@Route.put(
r"/projects/{project_id}/qemu/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 updated"
},
status_codes={
201: "NIO updated",
400: "Invalid request",
404: "Instance doesn't exist"
},
input=NIO_SCHEMA,
output=NIO_SCHEMA,
description="Update a NIO on a Qemu instance")
async def update_nio(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
nio = vm.get_nio(adapter_number)
if "filters" in request.json:
nio.filters = request.json["filters"]
if "suspend" in request.json:
nio.suspend = request.json["suspend"]
await vm.adapter_update_nio_binding(adapter_number, nio)
response.set_status(201)
response.json(request.json)
@Route.delete(
r"/projects/{project_id}/qemu/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 on the adapter (always 0)"
},
status_codes={
204: "NIO deleted",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Remove a NIO from a Qemu VM instance")
async def delete_nio(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
await vm.adapter_remove_nio_binding(adapter_number)
response.set_status(204)
@Route.post(
r"/projects/{project_id}/qemu/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 (always 0)"
},
status_codes={
200: "Capture started",
400: "Invalid request",
404: "Instance doesn't exist",
},
description="Start a packet capture on a Qemu VM instance",
input=NODE_CAPTURE_SCHEMA)
async def start_capture(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
pcap_file_path = os.path.join(vm.project.capture_working_directory(), request.json["capture_file_name"])
await vm.start_capture(adapter_number, pcap_file_path)
response.json({"pcap_file_path": pcap_file_path})
@Route.post(
r"/projects/{project_id}/qemu/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",
},
description="Stop a packet capture on a Qemu VM instance")
async def stop_capture(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
await vm.stop_capture(adapter_number)
response.set_status(204)
@Route.get(
r"/projects/{project_id}/qemu/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):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
adapter_number = int(request.match_info["adapter_number"])
nio = vm.get_nio(adapter_number)
await qemu_manager.stream_pcap_file(nio, vm.project.id, request, response)
@Route.get(
r"/qemu/binaries",
status_codes={
200: "Success",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Get a list of available Qemu binaries",
input=QEMU_BINARY_FILTER_SCHEMA,
output=QEMU_BINARY_LIST_SCHEMA)
async def list_binaries(request, response):
binaries = await Qemu.binary_list(request.json.get("archs", None))
response.json(binaries)
@Route.get(
r"/qemu/img-binaries",
status_codes={
200: "Success",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Get a list of available Qemu-img binaries",
output=QEMU_BINARY_LIST_SCHEMA)
async def list_img_binaries(request, response):
binaries = await Qemu.img_binary_list()
response.json(binaries)
@Route.get(
r"/qemu/capabilities",
status_codes={
200: "Success"
},
description="Get a list of Qemu capabilities on this server",
output=QEMU_CAPABILITY_LIST_SCHEMA
)
async def get_capabilities(request, response):
capabilities = {"kvm": []}
kvms = await Qemu.get_kvm_archs()
if kvms:
capabilities["kvm"] = kvms
response.json(capabilities)
@Route.post(
r"/qemu/img",
status_codes={
201: "Image created",
},
description="Create a Qemu image",
input=QEMU_IMAGE_CREATE_SCHEMA
)
async def create_img(request, response):
qemu_img = request.json.pop("qemu_img")
path = request.json.pop("path")
if os.path.isabs(path):
config = Config.instance()
if config.get_section_config("Server").getboolean("local", False) is False:
response.set_status(403)
return
await Qemu.instance().create_disk(qemu_img, path, request.json)
response.set_status(201)
@Route.put(
r"/qemu/img",
status_codes={
201: "Image Updated",
},
description="Update a Qemu image",
input=QEMU_IMAGE_UPDATE_SCHEMA
)
async def update_img(request, response):
qemu_img = request.json.pop("qemu_img")
path = request.json.pop("path")
if os.path.isabs(path):
config = Config.instance()
if config.get_section_config("Server").getboolean("local", False) is False:
response.set_status(403)
return
if "extend" in request.json:
await Qemu.instance().resize_disk(qemu_img, path, request.json.pop("extend"))
response.set_status(201)
@Route.get(
r"/qemu/images",
status_codes={
200: "List of Qemu images",
},
description="Retrieve the list of Qemu images",
output=NODE_LIST_IMAGES_SCHEMA)
async def list_qemu_images(request, response):
qemu_manager = Qemu.instance()
images = await qemu_manager.list_images()
response.set_status(200)
response.json(images)
@Route.post(
r"/qemu/images/{filename:.+}",
parameters={
"filename": "Image filename"
},
status_codes={
204: "Image uploaded",
},
raw=True,
description="Upload Qemu image")
async def upload_image(request, response):
qemu_manager = Qemu.instance()
filename = os.path.normpath(request.match_info["filename"])
await qemu_manager.write_image(filename, request.content)
response.set_status(204)
@Route.get(
r"/qemu/images/{filename:.+}",
parameters={
"filename": "Image filename"
},
status_codes={
200: "Image returned",
},
raw=True,
description="Download Qemu image")
async def download_image(request, response):
filename = os.path.normpath(request.match_info["filename"])
# Raise error if user try to escape
if filename[0] == "." or os.path.sep in filename:
raise aiohttp.web.HTTPForbidden()
qemu_manager = Qemu.instance()
image_path = qemu_manager.get_abs_image_path(filename)
await response.stream_file(image_path)
@Route.get(
r"/projects/{project_id}/qemu/nodes/{node_id}/console/ws",
description="WebSocket for console",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
})
async def console_ws(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
return await vm.start_websocket_console(request)
@Route.post(
r"/projects/{project_id}/qemu/nodes/{node_id}/console/reset",
description="Reset console",
parameters={
"project_id": "Project UUID",
"node_id": "Node UUID",
},
status_codes={
204: "Console has been reset",
400: "Invalid request",
404: "Instance doesn't exist",
409: "Container not started"
})
async def reset_console(request, response):
qemu_manager = Qemu.instance()
vm = qemu_manager.get_node(request.match_info["node_id"], project_id=request.match_info["project_id"])
await vm.reset_console()
response.set_status(204)