Current File : //opt/imunify360/venv/lib64/python3.11/site-packages/defence360agent/feature_management/lookup.py
import inspect
from typing import Any, Callable, List
from ..contracts.config import MyImunifyConfig
from ..rpc_tools.lookup import wraps
from .checkers import check_feature
from .exceptions import UserArgumentNotFound
features = set() # feature storage
def _wrapper(
name: str, permissions: List[str], func: Callable[..., Any], user_key: str
) -> Callable[..., Any]:
"""
Wrapper to enable feature management for func
:param name: feature name
:param func: function/method to wrap
:param user_key: parameter name which contains user name
:return: new callable object
"""
signature = inspect.signature(func)
if user_key not in signature.parameters:
raise UserArgumentNotFound(
"Expecting argument '%s' for %s", user_key, func
)
user_param = signature.parameters[user_key]
user_key_required = user_param.default is user_param.empty
def checker(**kwargs):
if user_key_required and user_key not in kwargs:
raise UserArgumentNotFound(
"Argument '%s' for '%s' must be specified explicitly",
user_key,
func,
)
if MyImunifyConfig.ENABLED:
"""Ignore the decorator if MyImunify is enabled"""
return
user = kwargs.get(user_key, user_param.default)
check_feature(name, permissions, user)
@wraps(func)
def wrapper(*args, **kwargs):
checker(**kwargs)
return func(*args, **kwargs)
@wraps(func)
async def async_wrapper(*args, **kwargs):
checker(**kwargs)
return await func(*args, **kwargs)
if inspect.iscoroutinefunction(func):
return async_wrapper
return wrapper
def feature(
name: str, permissions: List[str], user_key="user"
) -> Callable[[Any], Any]:
"""
Get decorator to manage function/method with feature management
:param name: feature name
:param user_key: parameter name which contains user name
:param permissions: list of permission values, with which user can
access specifig endpoint
:return: decorator
"""
def decorator(obj):
if inspect.isclass(obj):
for m_name, m_obj in getattr(obj, "__dict__", {}).items():
if not m_name.startswith("_") and inspect.isfunction(m_obj):
wrapper = _wrapper(name, permissions, m_obj, user_key)
setattr(obj, m_name, wrapper)
elif inspect.isfunction(obj):
obj = _wrapper(name, permissions, obj, user_key)
features.add(name)
return obj
return decorator
Mini Shell