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Mini Shell
Mini Shell
"""
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 <https://www.gnu.org/licenses/>.
Copyright © 2019 Cloud Linux Software Inc.
This software is also available under ImunifyAV commercial license,
see <https://www.imunify360.com/legal/eula>
"""
import importlib.util
import os
from collections import namedtuple
from typing import Dict
ENTRYPOINT = "im_hook"
ModuleInfo = namedtuple("ModuleInfo", ("object", "mtime", "ctime"))
modules = {} # type: Dict[str, ModuleInfo]
def import_hook(path):
file_stat = os.stat(path)
if (
path in modules
and modules[path].mtime == file_stat.st_mtime
and modules[path].ctime == file_stat.st_ctime
):
return modules[path].object
spec = importlib.util.spec_from_file_location(path, path)
hook_module = importlib.util.module_from_spec(spec)
spec.loader.exec_module(hook_module)
modules[path] = ModuleInfo(
object=hook_module, mtime=file_stat.st_mtime, ctime=file_stat.st_ctime
)
return hook_module
def remove_hook(path):
if path in modules:
modules.pop(path)
def execute_hook(path, dict_param):
hook_module = import_hook(path)
entrypoint = getattr(hook_module, ENTRYPOINT)
return entrypoint(dict_param)
Zerion Mini Shell 1.0