test_signature_utils.py 文件源码

def test_verify_signature_PSS(self, mock_get_pub_key):
        data = b'224626ae19824466f2a7f39ab7b80f7f'
        mock_get_pub_key.return_value = TEST_RSA_PRIVATE_KEY.public_key()
        for hash_name, hash_alg in signature_utils.HASH_METHODS.items():
            signer = TEST_RSA_PRIVATE_KEY.signer(
                padding.PSS(
                    mgf=padding.MGF1(hash_alg),
                    salt_length=padding.PSS.MAX_LENGTH
                ),
                hash_alg
            )
            signer.update(data)
            signature = base64.b64encode(signer.finalize())
            img_sig_cert_uuid = 'fea14bc2-d75f-4ba5-bccc-b5c924ad0693'
            verifier = signature_utils.get_verifier(None, img_sig_cert_uuid,
                                                    hash_name, signature,
                                                    signature_utils.RSA_PSS)
            verifier.update(data)
            verifier.verify()