Design of a Bus‑Style Service (Pigeon) for Flexible Activity Composition in Live Streaming
The paper presents Pigeon, a lightweight, bus‑style routing service for live‑streaming activities that lets completed modules publish packets to a configurable dispatcher, enabling asynchronous, SDK‑driven composition without code changes, supporting automatic registration, high‑throughput RocketMQ delivery, and future FaaS/BaaS extensions.
