From 5d870854353ebcaf4b9a4fd8364cf49a21e226e0 Mon Sep 17 00:00:00 2001
From: Bert Blommers <bblommers@users.noreply.github.com>
Date: Fri, 24 Feb 2023 13:54:17 -0100
Subject: [PATCH] KMS: re_encrypt() should accept alias (#5969)

---
 moto/kms/responses.py              |  2 +-
 tests/test_kms/test_kms_encrypt.py | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/moto/kms/responses.py b/moto/kms/responses.py
index cf354d5c4..8e3d595eb 100644
--- a/moto/kms/responses.py
+++ b/moto/kms/responses.py
@@ -451,7 +451,7 @@ class KmsResponse(BaseResponse):
             "DestinationEncryptionContext", {}
         )
 
-        self._validate_cmk_id(destination_key_id)
+        self._validate_key_id(destination_key_id)
 
         (
             new_ciphertext_blob,
diff --git a/tests/test_kms/test_kms_encrypt.py b/tests/test_kms/test_kms_encrypt.py
index 6db34dcc3..a1b4c8aea 100644
--- a/tests/test_kms/test_kms_encrypt.py
+++ b/tests/test_kms/test_kms_encrypt.py
@@ -76,6 +76,24 @@ def test_encrypt_using_key_arn():
     kms.encrypt(KeyId=key_details["KeyMetadata"]["Arn"], Plaintext="hello")
 
 
+@mock_kms
+def test_re_encrypt_using_aliases():
+    client = boto3.client("kms", region_name="us-west-2")
+
+    key_1_id = client.create_key(Description="key 1")["KeyMetadata"]["KeyId"]
+    key_2_arn = client.create_key(Description="key 2")["KeyMetadata"]["Arn"]
+
+    key_alias = "alias/examplekey"
+    client.create_alias(AliasName=key_alias, TargetKeyId=key_2_arn)
+
+    encrypt_response = client.encrypt(KeyId=key_1_id, Plaintext="data")
+
+    client.re_encrypt(
+        CiphertextBlob=encrypt_response["CiphertextBlob"],
+        DestinationKeyId=key_alias,
+    )
+
+
 @pytest.mark.parametrize("plaintext", PLAINTEXT_VECTORS)
 @mock_kms
 def test_decrypt(plaintext):