Handle parameter not found error (#2030)

* Handle parameter not found error

* Handle parameter not found error

Author: Kamil Sobol

.changeset/silver-bulldogs-play.md

@@ -0,0 +1,5 @@
+---
+'@aws-amplify/backend-secret': patch
+---
+
+Handle parameter not found error

packages/backend-secret/src/ssm_secret_with_amplify_error_handling.test.ts

@@ -62,6 +62,33 @@ void describe('getSecretClientWithAmplifyErrorHandling', () => {
     );
   });
 
+  void it('throws AmplifyUserError if getSecret fails due to ParameterNotFound error', async (context) => {
+    const notFoundError = new Error('Parameter not found error');
+    notFoundError.name = 'ParameterNotFound';
+    const secretsError = SecretError.createInstance(notFoundError);
+    context.mock.method(rawSecretClient, 'getSecret', () => {
+      throw secretsError;
+    });
+    const secretName = 'testSecretName';
+    await assert.rejects(
+      () =>
+        classUnderTest.getSecret(
+          {
+            namespace: 'testSandboxId',
+            name: 'testSandboxName',
+            type: 'sandbox',
+          },
+          {
+            name: secretName,
+          }
+        ),
+      new AmplifyUserError('SSMParameterNotFoundError', {
+        message: `Failed to get ${secretName} secret. ParameterNotFound: Parameter not found error`,
+        resolution: `Make sure that ${secretName} has been set. See https://docs.amplify.aws/react/deploy-and-host/fullstack-branching/secrets-and-vars/.`,
+      })
+    );
+  });
+
   void it('throws AmplifyFault if listSecrets fails due to a non-SSM exception other than expired credentials', async (context) => {
     const underlyingError = new Error('some secret error');
     const secretsError = SecretError.createInstance(underlyingError);

packages/backend-secret/src/ssm_secret_with_amplify_error_handling.ts

@@ -29,7 +29,7 @@ export class SSMSecretClientWithAmplifyErrorHandling implements SecretClient {
         secretIdentifier
       );
     } catch (e) {
-      throw this.translateToAmplifyError(e, 'Get');
+      throw this.translateToAmplifyError(e, 'Get', secretIdentifier);
     }
   };
 
@@ -73,7 +73,11 @@ export class SSMSecretClientWithAmplifyErrorHandling implements SecretClient {
     }
   };
 
-  private translateToAmplifyError = (error: unknown, apiName: string) => {
+  private translateToAmplifyError = (
+    error: unknown,
+    apiName: string,
+    secretIdentifier?: SecretIdentifier
+  ) => {
     if (error instanceof SecretError && error.cause) {
       if (
         [
@@ -94,6 +98,16 @@ export class SSMSecretClientWithAmplifyErrorHandling implements SecretClient {
             'Make sure your AWS credentials are set up correctly, refreshed and have necessary permissions to call SSM service',
         });
       }
+      if (
+        error.cause.name === 'ParameterNotFound' &&
+        apiName === 'Get' &&
+        secretIdentifier
+      ) {
+        return new AmplifyUserError('SSMParameterNotFoundError', {
+          message: `Failed to get ${secretIdentifier.name} secret. ${error.cause.name}: ${error.cause?.message}`,
+          resolution: `Make sure that ${secretIdentifier.name} has been set. See https://docs.amplify.aws/react/deploy-and-host/fullstack-branching/secrets-and-vars/.`,
+        });
+      }
       let downstreamException: Error = error;
       if (
         !(error.cause instanceof SSMServiceException) &&