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#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from abc import ABC, abstractmethod
[docs]
class CCAuthorizer(ABC):
"""Abstract base class for confidential computing authorizers"""
[docs]
@abstractmethod
def get_namespace(self) -> str:
"""Returns the namespace of the CCAuthorizer.
Returns:
namespace string
"""
pass
[docs]
@abstractmethod
def generate(self) -> str:
"""Generates and returns the active CCAuthorizer token.
Returns:
token string
"""
pass
[docs]
@abstractmethod
def verify(self, token: str) -> bool:
"""Returns the token verification result.
Args:
token: str
Returns:
a boolean value indicating the token verification result
"""
pass
[docs]
class CCTokenGenerateError(Exception):
"""Raised when a CC token generation failed"""
pass
[docs]
class CCTokenVerifyError(Exception):
"""Raised when a CC token verification failed"""
pass