gns3-server/gns3server/handlers/api/controller/compute_handler.py
2016-05-25 11:28:13 +02:00

145 lines
4.7 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 asyncio
from aiohttp.web import HTTPForbidden
from gns3server.web.route import Route
from gns3server.config import Config
from gns3server.compute.project_manager import ProjectManager
from gns3server.schemas.compute import COMPUTE_CREATE_SCHEMA, COMPUTE_OBJECT_SCHEMA, COMPUTE_UPDATE_SCHEMA
from gns3server.controller import Controller
import logging
log = logging.getLogger(__name__)
class ComputeHandler:
"""API entry points for compute server management."""
@Route.post(
r"/computes",
description="Register a compute server",
status_codes={
201: "Compute server added"
},
input=COMPUTE_CREATE_SCHEMA,
output=COMPUTE_OBJECT_SCHEMA)
def create(request, response):
compute = yield from Controller.instance().add_compute(**request.json)
response.set_status(201)
response.json(compute)
@Route.get(
r"/computes",
description="List of compute server",
status_codes={
200: "Compute servers list returned"
})
def list(request, response):
controller = Controller.instance()
response.json([c for c in controller.computes.values()])
@Route.post(
r"/computes/shutdown",
description="Shutdown a local compute server",
status_codes={
201: "Compute server is shutting down",
403: "Compute server shutdown refused"
})
def shutdown(request, response):
config = Config.instance()
if config.get_section_config("Server").getboolean("local", False) is False:
raise HTTPForbidden(text="Only a local server can be shutdown")
# close all the projects first
pm = ProjectManager.instance()
projects = pm.projects
tasks = []
for project in projects:
tasks.append(asyncio.async(project.close()))
if tasks:
done, _ = yield from asyncio.wait(tasks)
for future in done:
try:
future.result()
except Exception as e:
log.error("Could not close project {}".format(e), exc_info=1)
continue
# then shutdown the compute itself
from gns3server.web.web_server import WebServer
server = WebServer.instance()
asyncio.async(server.shutdown_server())
response.set_status(201)
@Route.put(
r"/computes/{compute_id:.+}",
description="Get a compute server information",
status_codes={
200: "Compute server updated",
400: "Invalid request",
404: "Instance doesn't exist"
},
input=COMPUTE_UPDATE_SCHEMA,
output=COMPUTE_OBJECT_SCHEMA)
def update(request, response):
controller = Controller.instance()
compute = controller.get_compute(request.match_info["compute_id"])
# Ignore these because we only use them when creating a node
request.json.pop("compute_id", None)
yield from compute.update(**request.json)
response.set_status(200)
response.json(compute)
@Route.get(
r"/computes/{compute_id:.+}",
description="Get a compute server information",
status_codes={
200: "Compute server information returned"
},
output=COMPUTE_OBJECT_SCHEMA)
def get(request, response):
controller = Controller.instance()
compute = controller.get_compute(request.match_info["compute_id"])
response.json(compute)
@Route.delete(
r"/computes/{compute_id:.+}",
parameters={
"project_id": "Project UUID",
"compute_id": "Compute UUID"
},
status_codes={
204: "Instance deleted",
400: "Invalid request",
404: "Instance doesn't exist"
},
description="Delete a compute instance")
def delete(request, response):
controller = Controller.instance()
yield from controller.delete_compute(request.match_info["compute_id"])
response.set_status(204)