jwk.py 文件源码

def _process_jwk(self, jwk_dict):
        if not jwk_dict.get('kty') == 'EC':
            raise JWKError("Incorrect key type.  Expected: 'EC', Recieved: %s" % jwk_dict.get('kty'))

        x = base64_to_long(jwk_dict.get('x'))
        y = base64_to_long(jwk_dict.get('y'))

        if not ecdsa.ecdsa.point_is_valid(self.curve.generator, x, y):
            raise JWKError("Point: %s, %s is not a valid point" % (x, y))

        point = ecdsa.ellipticcurve.Point(self.curve.curve, x, y, self.curve.order)
        verifying_key = ecdsa.keys.VerifyingKey.from_public_point(point, self.curve)

        return verifying_key