mirror of
https://github.com/GNS3/gns3-server
synced 2024-11-19 06:48:10 +00:00
77 lines
2.3 KiB
Python
77 lines
2.3 KiB
Python
#!/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 pathlib import Path
|
|
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 is_safe_path(file_path: str, basedir: str) -> bool:
|
|
"""
|
|
Check that file path is safe.
|
|
(the file is stored inside directory or one of its sub-directory)
|
|
"""
|
|
|
|
test_path = (Path(basedir) / file_path).resolve()
|
|
return Path(basedir).resolve() in test_path.resolve().parents
|
|
|
|
|
|
def check_path_allowed(path: str):
|
|
"""
|
|
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
|
|
|
|
raise HTTPException(status_code=status.HTTP_403_FORBIDDEN, detail=f"The path {path} is not allowed")
|
|
|
|
|
|
def get_mountpoint(path: str):
|
|
"""
|
|
Find the mount point of a path.
|
|
"""
|
|
|
|
path = os.path.abspath(path)
|
|
while path != os.path.sep:
|
|
if os.path.ismount(path):
|
|
return path
|
|
path = os.path.abspath(os.path.join(path, os.pardir))
|
|
return path
|