Scalable Cloud Ops with Fugue

Composing Refuge’s Core Components

In the Fugue Ink example in the first chapter, you learned that Ludwig is a powerful, statically typed, domain-specific language that is the programming interface to Fugue. As we write the Refuge composition, you’ll learn how to define multiple application components using the Ludwig types. You’ll also use the formative capabilities present in those Ludwig types to quickly and cleanly define the network and security connections that exist between the application components.

Keep in mind that the Refuge application, like Fugue Ink, will use AWS as the infrastructure cloud provider. Following is a quick mapping of various Refuge application components to specific AWS services:

• Load balancers: AWS Elastic ...