Resources: Bucket: Type: AWS::S3::Bucket TriggerStateMachine: Type: AWS::Serverless::StateMachine Properties: Type: EXPRESS Definition: StartAt: ListBucket States: ListBucket: Type: Task Parameters: Bucket: !Ref Bucket Resource: !Sub "arn:${AWS::Partition}:states:::aws-sdk:s3:listObjectsV2" End: true Policies: - LambdaInvokePolicy: FunctionName: SomethingIsNotStateMachineFunction MyConnector: Type: AWS::Serverless::Connector Properties: Source: Id: TriggerStateMachine Destination: Id: Bucket Permissions: - Read Metadata: SamTransformTest: true