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gns3-server/gns3server/handlers/api/docker_handler.py

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# -*- 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
from aiohttp.web import HTTPConflict
from ...web.route import Route
from ...modules.docker import Docker
from ...schemas.docker import (
DOCKER_CREATE_SCHEMA,
DOCKER_OBJECT_SCHEMA,
DOCKER_UPDATE_SCHEMA,
DOCKER_LIST_IMAGES_SCHEMA
)
from ...schemas.vm import VM_CAPTURE_SCHEMA
from ...schemas.nio import NIO_SCHEMA
class DockerHandler:
"""API entry points for Docker."""
@classmethod
@Route.get(
r"/docker/images",
status_codes={
200: "Success",
},
output=DOCKER_LIST_IMAGES_SCHEMA,
description="Get all available Docker images")
def show(request, response):
docker_manager = Docker.instance()
images = yield from docker_manager.list_images()
response.json(images)
@classmethod
@Route.post(
r"/projects/{project_id}/docker/vms",
parameters={
"project_id": "UUID for the project"
},
status_codes={
201: "Instance created",
400: "Invalid request",
409: "Conflict"
},
description="Create a new Docker container",
input=DOCKER_CREATE_SCHEMA,
output=DOCKER_OBJECT_SCHEMA)
def create(request, response):
docker_manager = Docker.instance()
container = yield from docker_manager.create_vm(
request.json.pop("name"),
request.match_info["project_id"],
request.json.get("vm_id"),
image=request.json.pop("image"),
start_command=request.json.get("start_command"),
environment=request.json.get("environment"),
adapters=request.json.get("adapters")
)
for name, value in request.json.items():
if name != "_vm_id":
if hasattr(container, name) and getattr(container, name) != value:
setattr(container, name, value)
response.set_status(201)
response.json(container)
@classmethod
@Route.post(
r"/projects/{project_id}/docker/vms/{id}/start",
parameters={
"project_id": "UUID of the project",
"id": "ID of the container"
},
status_codes={
204: "Instance started",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Start a Docker container",
input=DOCKER_CREATE_SCHEMA,
output=DOCKER_OBJECT_SCHEMA)
def start(request, response):
docker_manager = Docker.instance()
container = docker_manager.get_vm(
request.match_info["id"],
project_id=request.match_info["project_id"])
yield from container.start()
response.set_status(204)
@classmethod
@Route.post(
r"/projects/{project_id}/docker/vms/{id}/stop",
parameters={
"project_id": "UUID of the project",
"id": "ID of the container"
},
status_codes={
204: "Instance stopped",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Stop a Docker container",
input=DOCKER_CREATE_SCHEMA,
output=DOCKER_OBJECT_SCHEMA)
def stop(request, response):
docker_manager = Docker.instance()
container = docker_manager.get_vm(
request.match_info["id"],
project_id=request.match_info["project_id"])
yield from container.stop()
response.set_status(204)
@classmethod
@Route.post(
r"/projects/{project_id}/docker/vms/{id}/reload",
parameters={
"project_id": "UUID of the project",
"id": "ID of the container"
},
status_codes={
204: "Instance restarted",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Restart a Docker container",
input=DOCKER_CREATE_SCHEMA,
output=DOCKER_OBJECT_SCHEMA)
def reload(request, response):
docker_manager = Docker.instance()
container = docker_manager.get_vm(
request.match_info["id"],
project_id=request.match_info["project_id"])
yield from container.restart()
response.set_status(204)
@classmethod
@Route.delete(
r"/projects/{project_id}/docker/vms/{id}",
parameters={
"id": "ID for the container",
"project_id": "UUID for the project"
},
status_codes={
204: "Instance deleted",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Delete a Docker container")
def delete(request, response):
docker_manager = Docker.instance()
container = docker_manager.get_vm(
request.match_info["id"],
project_id=request.match_info["project_id"])
yield from container.remove()
response.set_status(204)
@classmethod
@Route.post(
r"/projects/{project_id}/docker/vms/{id}/suspend",
parameters={
"project_id": "UUID of the project",
"id": "ID of the container"
},
status_codes={
204: "Instance paused",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Pause a Docker container",
input=DOCKER_CREATE_SCHEMA,
output=DOCKER_OBJECT_SCHEMA)
def suspend(request, response):
docker_manager = Docker.instance()
container = docker_manager.get_vm(
request.match_info["id"],
project_id=request.match_info["project_id"])
yield from container.pause()
response.set_status(204)
@Route.post(
r"/projects/{project_id}/docker/vms/{vm_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio",
parameters={
"project_id": "UUID for the project",
"id": "ID of the container",
"adapter_number": "Adapter where the nio should be added",
"port_number": "Port on the adapter"
},
status_codes={
201: "NIO created",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Add a NIO to a Docker container",
input=NIO_SCHEMA,
output=NIO_SCHEMA)
def create_nio(request, response):
docker_manager = Docker.instance()
container = docker_manager.get_vm(
request.match_info["vm_id"],
project_id=request.match_info["project_id"])
nio_type = request.json["type"]
if nio_type not in ("nio_udp"):
raise HTTPConflict(
text="NIO of type {} is not supported".format(nio_type))
nio = docker_manager.create_nio(
int(request.match_info["adapter_number"]), request.json)
adapter = container._ethernet_adapters[
int(request.match_info["adapter_number"])
]
yield from container.adapter_add_nio_binding(
int(request.match_info["adapter_number"]), nio)
response.set_status(201)
response.json(nio)
@classmethod
@Route.delete(
r"/projects/{project_id}/docker/vms/{vm_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio",
parameters={
"project_id": "UUID for the project",
"id": "ID of the container",
"adapter_number": "Adapter where the nio should be added",
"port_number": "Port on the adapter"
},
status_codes={
204: "NIO deleted",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Remove a NIO from a Docker container")
def delete_nio(request, response):
docker_manager = Docker.instance()
container = docker_manager.get_vm(
request.match_info["vm_id"],
project_id=request.match_info["project_id"])
yield from container.adapter_remove_nio_binding(
int(request.match_info["adapter_number"]))
response.set_status(204)
@classmethod
@Route.put(
r"/projects/{project_id}/docker/vms/{vm_id}",
parameters={
"project_id": "UUID for the project",
"vm_id": "UUID for the instance"
},
status_codes={
200: "Instance updated",
400: "Invalid request",
404: "Instance doesn't exist",
409: "Conflict"
},
description="Update a Docker instance",
input=DOCKER_UPDATE_SCHEMA,
output=DOCKER_OBJECT_SCHEMA)
def update(request, response):
docker_manager = Docker.instance()
vm = docker_manager.get_vm(request.match_info["vm_id"], project_id=request.match_info["project_id"])
vm.name = request.json.get("name", vm.name)
vm.console = request.json.get("console", vm.console)
vm.start_command = request.json.get("start_command", vm.start_command)
vm.environment = request.json.get("environment", vm.environment)
yield from vm.update()
response.json(vm)
@Route.post(
r"/projects/{project_id}/docker/vms/{vm_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/start_capture",
parameters={
"project_id": "UUID for the project",
"vm_id": "UUID for the instance",
"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 a IOU VM instance",
input=VM_CAPTURE_SCHEMA)
def start_capture(request, response):
iou_manager = Docker.instance()
vm = iou_manager.get_vm(request.match_info["vm_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"])
if not vm.is_running():
raise HTTPConflict(text="Cannot capture traffic on a non started VM")
yield from vm.start_capture(adapter_number, pcap_file_path)
response.json({"pcap_file_path": str(pcap_file_path)})
@Route.post(
r"/projects/{project_id}/docker/vms/{vm_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/stop_capture",
parameters={
"project_id": "UUID for the project",
"vm_id": "UUID for the instance",
"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 a IOU VM instance")
def stop_capture(request, response):
iou_manager = Docker.instance()
vm = iou_manager.get_vm(request.match_info["vm_id"], project_id=request.match_info["project_id"])
if not vm.is_running():
raise HTTPConflict(text="Cannot capture traffic on a non started VM")
adapter_number = int(request.match_info["adapter_number"])
port_number = int(request.match_info["port_number"])
yield from vm.stop_capture(adapter_number, port_number)
response.set_status(204)
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