Crate spin_app

Spin internal application interfaces

This crate contains interfaces to Spin application configuration to be used by crates that implement Spin execution environments: trigger executors and host components, in particular.

Modules

• locked
  Spin lock file (spin.lock) serialization models.
• values
  Dynamically-typed value helpers.

Structs

• App
  An App holds loaded configuration for a Spin application.
• AppComponent
  An AppComponent holds configuration for a Spin application component.
• AppLoader
  An AppLoader holds an implementation of Loader along with DynamicHostComponents configuration.
• AppTrigger
  An AppTrigger holds configuration for a Spin application trigger.
• MetadataKey
  MetadataKey is a handle to a typed metadata value.
• OwnedApp
  The self-referencing struct.
• Variable
  A Variable specifies a custom configuration variable.

Enums

• Error
  Errors returned by methods in this crate.

Constants

• APP_DESCRIPTION_KEY
  MetadataKey for extracting the application description.
• APP_NAME_KEY
  MetadataKey for extracting the application name.
• APP_VERSION_KEY
  MetadataKey for extracting the application version.
• OCI_IMAGE_DIGEST_KEY
  MetadataKey for extracting the OCI image digest.

Traits

• DynamicHostComponent
  A trait for “dynamic” Spin host components.
• Loader
  A trait for implementing the low-level operations needed to load an App.

Type Aliases

• Result
  Type alias for a Results with Error.

Attribute Macros

• async_trait