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How to use kms_create_key method in localstack

Best Python code snippet using localstack_python

test_kms.py

Source:test_kms.py

...98        assert decrypted["Plaintext"] == result["PrivateKeyPlaintext"]99    @pytest.mark.parametrize("key_type", ["rsa", "ecc"])100    def test_sign(self, kms_client, key_type, kms_create_key):101        key_spec = "RSA_2048" if key_type == "rsa" else "ECC_NIST_P256"102        result = kms_create_key(KeyUsage="SIGN_VERIFY", KeySpec=key_spec)103        key_id = result["KeyId"]104        message = b"test message 123 !%$@"105        algo = "RSASSA_PSS_SHA_256" if key_type == "rsa" else "ECDSA_SHA_384"106        result = kms_client.sign(107            KeyId=key_id, Message=message, MessageType="RAW", SigningAlgorithm=algo108        )109        def _verify(signature):110            kwargs = {}111            if key_type == "rsa":112                kwargs["padding"] = padding.PSS(113                    mgf=padding.MGF1(hashes.SHA256()), salt_length=padding.PSS.MAX_LENGTH114                )115                kwargs["algorithm"] = hashes.SHA256()116            else:117                kwargs["signature_algorithm"] = ec.ECDSA(algorithm=hashes.SHA384())118            public_key.verify(signature=signature, data=message, **kwargs)119        public_key_data = kms_client.get_public_key(KeyId=key_id)["PublicKey"]120        public_key = serialization.load_der_public_key(public_key_data)121        _verify(result["Signature"])122        with pytest.raises(InvalidSignature):123            _verify(result["Signature"] + b"foobar")124    @pytest.mark.aws_validated125    def test_get_and_list_sign_key(self, kms_client, kms_create_key):126        response = kms_create_key(KeyUsage="SIGN_VERIFY", CustomerMasterKeySpec="ECC_NIST_P256")127        key_id = response["KeyId"]128        describe_response = kms_client.describe_key(KeyId=key_id)["KeyMetadata"]129        assert describe_response["KeyId"] == key_id130        list_response = kms_client.list_keys()131        found = False132        for keyData in list_response["Keys"]:133            if keyData["KeyId"] == key_id:134                found = True135                break136        assert found is True137    def test_import_key(self, kms_client, kms_key):138        key_id = kms_key["KeyId"]139        # get key import params140        params = kms_client.get_parameters_for_import(141            KeyId=key_id, WrappingAlgorithm="RSAES_PKCS1_V1_5", WrappingKeySpec="RSA_2048"142        )143        assert params["KeyId"] == key_id144        assert params["ImportToken"]145        assert params["PublicKey"]146        assert isinstance(params["ParametersValidTo"], datetime)147        # create 256 bit symmetric key (import_key_material(..) works with symmetric keys, as per the docs)148        symmetric_key = bytes(getrandbits(8) for _ in range(32))149        assert len(symmetric_key) == 32150        # import symmetric key (key material) into KMS151        public_key = load_der_public_key(params["PublicKey"])152        encrypted_key = public_key.encrypt(symmetric_key, PKCS1v15())153        kms_client.import_key_material(154            KeyId=key_id,155            ImportToken=params["ImportToken"],156            EncryptedKeyMaterial=encrypted_key,157            ExpirationModel="KEY_MATERIAL_DOES_NOT_EXPIRE",158        )159        # use key to encrypt/decrypt data160        plaintext = b"test content 123 !#"161        encrypt_result = kms_client.encrypt(Plaintext=plaintext, KeyId=key_id)162        encrypted = encrypt(symmetric_key, plaintext)163        assert encrypt_result["CiphertextBlob"] == encrypted164        api_decrypted = kms_client.decrypt(165            CiphertextBlob=encrypt_result["CiphertextBlob"], KeyId=key_id166        )167        assert api_decrypted["Plaintext"] == plaintext168    @pytest.mark.aws_validated169    def test_list_aliases_of_key(self, kms_client, kms_create_key):170        aliased_key = kms_create_key()171        comparison_key = kms_create_key()172        alias_name = f"alias/{short_uid()}"173        kms_client.create_alias(AliasName=alias_name, TargetKeyId=aliased_key["KeyId"])174        response = kms_client.list_aliases(KeyId=aliased_key["KeyId"])175        assert len(response["Aliases"]) == 1176        response = kms_client.list_aliases(KeyId=comparison_key["KeyId"])...

kms.py

Source:kms.py

...22def kms_list_keys(client=None, region=None):23    response = client.list_keys()24    return [key['KeyId'] for key in response['Keys']]25@boto_client('kms')26def kms_create_key(description, policy=None, bypass_policy_lockout_safety_check=False,27                   key_usage='ENCRYPT_DECRYPT', origin='AWS_KMS', tags=[],28                   region=None, client=None):29    create_key_params = {30        'Description': description,31        'BypassPolicyLockoutSafetyCheck': bypass_policy_lockout_safety_check,32        'KeyUsage': key_usage,33        'Origin': origin,34        'Tags': tags35    }36    if policy:37        create_key_params['Policy'] = policy38    logger.debug({'create_key_params': create_key_params})39    return client.create_key(**create_key_params).get('KeyMetadata')40@boto_client('kms')41def kms_create_alias(alias_name, key_id, region=None, client=None):42    alias_name = __alias_name(alias_name)43    create_alias_params = {44        'AliasName': alias_name,45        'TargetKeyId': key_id46    }47    logger.debug({'create_alias_params': create_alias_params})48    try:49        client.create_alias(**create_alias_params)50    except Exception as e:51        logger.error(str(e))52        return False53    return True54def kms_ensure_key(alias_name, description=None, policy=None, bypass_policy_lockout_safety_check=False,55                   key_usage='ENCRYPT_DECRYPT', origin='AWS_KMS', tags=[], region=None):56    alias_name = __alias_name(alias_name)57    key_alias = get_alias_attr(alias_name, region=region)58    if not key_alias:59        logger.debug('[kms_ensure_key] key does not exist... creating it...')60        if description is None:61            description = alias_name62        key = kms_create_key(63            description=description,64            policy=policy,65            bypass_policy_lockout_safety_check=bypass_policy_lockout_safety_check,66            key_usage=key_usage,67            origin=origin,68            tags=tags,69            region=region70        )71        if kms_create_alias(alias_name, key['KeyId'], region=region):72            # need to get the new alias arn73            key_alias = get_alias_attr(alias_name, region=region)...

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