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gns3-server/gns3server/utils/path.py

54 lines
1.7 KiB

#!/usr/bin/env python
#
# Copyright (C) 2016 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 fastapi import HTTPException, status
from ..config import Config
def get_default_project_directory():
"""
Return the default location for the project directory
depending of the operating system
"""
server_config = Config.instance().settings.Server
path = os.path.expanduser(server_config.projects_path)
path = os.path.normpath(path)
try:
os.makedirs(path, exist_ok=True)
except OSError as e:
raise HTTPException(status_code=status.HTTP_409_CONFLICT, detail=f"Could not create project directory: {e}")
return path
def check_path_allowed(path):
"""
If the server is non local raise an error if
the path is outside project directories
Raise a 403 in case of error
"""
project_directory = get_default_project_directory()
if len(os.path.commonprefix([project_directory, path])) == len(project_directory):
return
if Config.instance().settings.Server.local is False:
raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail="The path is not allowed")