gns3-server/gns3server/modules/project.py
Julien Duponchelle df31b2ad5a Fix project path
2015-01-21 11:33:24 +01:00

93 lines
2.7 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 aiohttp
import os
import tempfile
from uuid import UUID, uuid4
class Project:
"""
A project contains a list of VM.
In theory VM are isolated project/project.
:param uuid: Force project uuid (None by default auto generate an UUID)
:param location: Parent path of the project. (None should create a tmp directory)
"""
def __init__(self, uuid=None, location=None):
if uuid is None:
self._uuid = str(uuid4())
else:
try:
UUID(uuid, version=4)
except ValueError:
raise aiohttp.web.HTTPBadRequest(text="{} is not a valid UUID".format(uuid))
self._uuid = uuid
self._location = location
if location is None:
self._location = tempfile.mkdtemp()
self._path = os.path.join(self._location, self._uuid)
try:
os.makedirs(os.path.join(self._path, 'vms'), exist_ok=True)
except OSError as e:
raise aiohttp.web.HTTPInternalServerError(text="Could not create project directory: {}".format(e))
@property
def uuid(self):
return self._uuid
@property
def location(self):
return self._location
@property
def path(self):
return self._path
def vm_working_directory(self, module, vm_uuid):
"""
Return a working directory for a specific VM.
If the directory doesn't exist, the directory is created.
:param module: The module name (vpcs, dynamips...)
:param vm_uuid: VM UUID
"""
p = os.path.join(self._path, "vms", module, vm_uuid)
try:
os.makedirs(p, exist_ok=True)
except FileExistsError:
pass
except OSError as e:
raise aiohttp.web.HTTPInternalServerError(text="Could not create VM working directory: {}".format(e))
return p
def __json__(self):
return {
"uuid": self._uuid,
"location": self._location
}