fix: allow apiKeyAuthorizationMode to be undefined if defaultAuthorizationMode is apiKey (#2329)

Author: Dane Pilcher

.changeset/itchy-flowers-reply.md

@@ -0,0 +1,6 @@
+---
+'@aws-amplify/backend-data': patch
+'@aws-amplify/backend': patch
+---
+
+Allow apiKeyAuthorizationMode to be undefined if defaultAuthorizationMode is apiKey

packages/backend-data/src/convert_authorization_modes.test.ts

@@ -87,6 +87,7 @@ void describe('convertAuthorizationModesToCDK', () => {
       defaultAuthorizationMode: 'API_KEY',
       apiKeyConfig: {
         expires: Duration.days(7),
+        description: undefined,
       },
       iamConfig: {
         enableIamAuthorizationMode: true,
@@ -103,6 +104,26 @@ void describe('convertAuthorizationModesToCDK', () => {
     );
   });
 
+  void it('defaults api key expiry if default auth mode is api key and apiKeyConfig is undefined', () => {
+    const expectedOutput: CDKAuthorizationModes = {
+      defaultAuthorizationMode: 'API_KEY',
+      apiKeyConfig: {
+        expires: Duration.days(7),
+        description: undefined,
+      },
+      iamConfig: {
+        enableIamAuthorizationMode: true,
+      },
+    };
+
+    assert.deepStrictEqual(
+      convertAuthorizationModesToCDK(getInstancePropsStub, undefined, {
+        defaultAuthorizationMode: 'apiKey',
+      }),
+      expectedOutput
+    );
+  });
+
   void it('defaults to user pool auth if a user pool is present in provided auth resources', () => {
     const expectedOutput: CDKAuthorizationModes = {
       defaultAuthorizationMode: 'AMAZON_COGNITO_USER_POOLS',

packages/backend-data/src/convert_authorization_modes.ts

@@ -60,7 +60,7 @@ export const buildConstructFactoryProvidedAuthConfig = (
 const convertApiKeyAuthConfigToCDK = ({
   description,
   expiresInDays = DEFAULT_API_KEY_EXPIRATION_DAYS,
-}: ApiKeyAuthorizationModeProps): CDKApiKeyAuthorizationConfig => ({
+}: ApiKeyAuthorizationModeProps = {}): CDKApiKeyAuthorizationConfig => ({
   description,
   expires: Duration.days(expiresInDays),
 });
@@ -207,9 +207,12 @@ export const convertAuthorizationModesToCDK = (
   const cdkAuthorizationMode = convertAuthorizationModeToCDK(
     defaultAuthorizationMode
   );
-  const apiKeyConfig = authModes?.apiKeyAuthorizationMode
-    ? convertApiKeyAuthConfigToCDK(authModes.apiKeyAuthorizationMode)
-    : computeApiKeyAuthFromResource(authResources, authModes);
+  const apiKeyConfig =
+    authModes?.apiKeyAuthorizationMode ||
+    // If default auth mode is apiKey, don't require apiKeyAuthorizationMode to be defined
+    defaultAuthorizationMode === 'apiKey'
+      ? convertApiKeyAuthConfigToCDK(authModes?.apiKeyAuthorizationMode)
+      : computeApiKeyAuthFromResource(authResources, authModes);
   const userPoolConfig = computeUserPoolAuthFromResource(authResources);
   const identityPoolConfig = computeIdentityPoolAuthFromResource(authResources);
   const lambdaConfig = authModes?.lambdaAuthorizationMode