api/ioutils/protected.py
2024-01-15 13:32:24 +01:00

93 lines
3.2 KiB
Python

from .base import BaseHandler
from piracyshield_component.exception import ApplicationException
from piracyshield_service.authentication.verify_access_token import AuthenticationVerifyAccessTokenService
from piracyshield_service.permission.service import PermissionService
from piracyshield_data_model.account.role.model import AccountRoleModel
from .errors import ErrorCode, ErrorMessage
class ProtectedHandler(BaseHandler):
"""
Restricts access to authenticated users only.
"""
bypassed_routes = [
'/change_password',
'/logout'
]
authentication_verify_access_token_service = None
permission_service = None
account_data = {}
def prepare(self):
self.authentication_verify_access_token_service = AuthenticationVerifyAccessTokenService()
super().prepare()
def initialize_account(self):
"""
Performs the checks required to verify the JWT token and set up the account services.
"""
authorization_header = self.request.headers.get('Authorization')
# no token is passed
if authorization_header is None:
self.error(status_code = 401, error_code = ErrorCode.MISSING_TOKEN, message = ErrorMessage.MISSING_TOKEN)
return False
# we get something but not what we're looking for
if not authorization_header.startswith('Bearer '):
self.error(status_code = 401, error_code = ErrorCode.TOKEN_FORMAT_NON_VALID, message = ErrorMessage.TOKEN_FORMAT_NON_VALID)
return False
# get the token only
token = authorization_header[7:]
try:
# set the current account data
# TODO: absolutely need to validate the payload.
self.account_data = self.authentication_verify_access_token_service.execute(token)
if not self.account_data.get('email'):
self.error(status_code = 401, error_code = ErrorCode.TOKEN_FORMAT_NON_VALID, message = ErrorMessage.TOKEN_FORMAT_NON_VALID)
return False
# verify account role
try:
AccountRoleModel(self.account_data.get('role'))
except ValueError:
self.error(status_code = 401, error_code = ErrorCode.TOKEN_FORMAT_NON_VALID, message = ErrorMessage.TOKEN_FORMAT_NON_VALID)
return False
# prevent application access if there's a mandatory password change
if self.account_data.get('flags').get('change_password') == True:
# hacky way to prevent useful routes from being filtered as well
if not any(path in self.request.path for path in self.bypassed_routes):
#if 'change_password' not in self.request.path:
self.error(status_code = 401, error_code = ErrorCode.CHANGE_PASSWORD, message = ErrorMessage.CHANGE_PASSWORD)
return False
# initialize permission service
self.permission_service = PermissionService(self.account_data.get('role'))
except ApplicationException as e:
self.error(status_code = 401, error_code = e.code, message = e.message)
return False
return True