33 lines
987 B
Python
33 lines
987 B
Python
#!/usr/bin/env python3
|
|
from starlette.requests import Request
|
|
from starlette.exceptions import HTTPException
|
|
|
|
@app.middleware('http')
|
|
async def acl_middleware(request: Request, call_next):
|
|
""" Checks the "acls" key in the scope and applies the
|
|
corresponding functions in the current module's acl lib.
|
|
|
|
Raises an exception if no acl function returns True
|
|
"""
|
|
print(f'Hit acl {__name__} middleware')
|
|
|
|
for acl_fnct_name in request.scope['acls']:
|
|
print(f'Will apply {acl_fnct_name}')
|
|
try:
|
|
fct = getattr(acl, acl_fct_name)
|
|
if fct(request) is True:
|
|
print(f'{fct} : {fct(request)}\n')
|
|
|
|
return await call_next(request)
|
|
|
|
except AttributeError as e:
|
|
print(f'No ACL function "{acl_fct_name}" in {__name__} module')
|
|
print(e)
|
|
break
|
|
|
|
except Exception as e:
|
|
print(e)
|
|
raise HTTPException(500)
|
|
|
|
raise HTTPException(401)
|