BDL

BDL or (Bzd Description Language) is a DSL (Domain Specific Language) for the bzd framework.

Glossary

Name	Description
Application	A runnable, typically a method. Its lifetime dictates the lifetime of the overall application.
Service	Similar to an application but its lifetime does not affect the rest of the application.
Workload	An application or a service.
Core	A unit of execution. One or multiple cores that share the same memory compose an executor.
Executor	This is the minimal scheduling unit, it may contain multiple workloads and may execute on multiple cores.
Platform	Implicit dependencies that a binary relies on.
Target	A group of executors and a single platform aimed at creating a single binary.
System	A group of targets that constitute a complete deployable system.
Gateway	Ports or connection endpoints for an executor, which aim at linking executors together.
Buses	Connections between executors.

Use Cases

The following use cases are covered by this language:

• Provide a language to describe distributed systems, regardless of the hardware.
• Reduce boilerplate code for interfaces while keeping options to the user without compromising on performance.
• Enforce input/output constraints (contracts).