Exposures

Define external access points and API gateways.

Basic Syntax

exposure APIName {
  to: Actor1, Actor2
  contexts: Domain1, Domain2
  through: Gateway1, Gateway2
}

Properties

to

Who can access this exposure:

to: Customer, Partner, Admin

of

Which domains are exposed:

contexts: Order, Product, Inventory

through

Which gateways are used:

through: APIGateway, LoadBalancer

Example

exposure PublicAPI {
  to: Customer
  contexts: Catalog, Order, Payment
  through: APIGateway, LoadBalancer
}

exposure PartnerAPI {
  to: Partner
  contexts: Inventory, Order
  through: PartnerGateway
}

exposure AdminAPI {
  to: Admin
  contexts: Catalog, Order, Payment, Inventory, Analytics
  through: AdminGateway
}

Use Case

Exposures help document:

• Who has access to what
• Which domains are public vs internal
• Gateway routing configuration