winterbaume-iotdataplane

IoT Data Plane service implementation for winterbaume.

Coverage

Metric	Value
Service	IoT Data Plane
AWS model	iot-data-plane
Protocol	restJson1
winterbaume coverage	8/8 operations (100.0%)
stubs (routed, returns empty/default)	0/8 operations (0.0%)
moto coverage	0/8 operations (0.0%)
floci coverage	0/8 operations (0.0%)
kumo coverage	0/8 operations (0.0%)
Coverage report date	2026-05-13

Server-mode usage

Start winterbaume-server and point the AWS CLI at it:

cargo run -p winterbaume-server -- --host 127.0.0.1 --port 5555

export AWS_ENDPOINT_URL=http://localhost:5555
aws iot-data list-retained-messages

Example

use aws_sdk_iotdataplane::config::BehaviorVersion;
use winterbaume_core::MockAws;
use winterbaume_iotdataplane::IotDataPlaneService;

#[tokio::main]
async fn main() {
    let mock = MockAws::builder()
        .with_service(IotDataPlaneService::new())
        .build();

    let config = aws_config::defaults(BehaviorVersion::latest())
        .http_client(mock.http_client())
        .credentials_provider(mock.credentials_provider())
        .region(aws_sdk_iotdataplane::config::Region::new("us-east-1"))
        .load()
        .await;

    let client = aws_sdk_iotdataplane::Client::new(&config);

    let resp = client
        .list_retained_messages()
        .send()
        .await
        .expect("list_retained_messages should succeed");
    println!("Retained messages: {}", resp.retained_topics().len());
}

Implemented APIs (8)

• DeleteConnection
• DeleteThingShadow
• GetRetainedMessage
• GetThingShadow
• ListNamedShadowsForThing
• ListRetainedMessages
• Publish
• UpdateThingShadow