apiVersion: core.oam.dev/v1beta1
kind: Application
metadata:
  name: tinygo-hello-world
  annotations:
    description: 'HTTP hello world demo in Golang (TinyGo), using the WebAssembly Component Model and WebAssembly Interfaces Types (WIT)'
    wasmcloud.dev/authors: wasmCloud team
    wasmcloud.dev/source-url: https://github.com/wasmCloud/wasmCloud/blob/main/examples/golang/components/http-hello-world/wadm.yaml
    wasmcloud.dev/readme-md-url: https://github.com/wasmCloud/wasmCloud/blob/main/examples/golang/components/http-hello-world/README.md
    wasmcloud.dev/homepage: https://github.com/wasmCloud/wasmCloud/tree/main/examples/golang/components/http-hello-world
    wasmcloud.dev/categories: |
      http,outgoing-http,http-server,tinygo,golang,example
spec:
  components:
    - name: http-component
      type: component
      properties:
        image: file://./build/http_hello_world_s.wasm
      traits:
        # Govern the spread/scheduling of the component
        - type: spreadscaler
          properties:
            instances: 1

    # Add a capability provider that enables HTTP access
    - name: httpserver
      type: capability
      properties:
        image: ghcr.io/wasmcloud/http-server:0.23.2
      traits:
        # Link the httpserver to the component, and configure the HTTP server
        # to listen on port 8000 for incoming requests
        #
        # Since the HTTP server calls the `http-component` component, we establish
        # a unidirectional link from this `httpserver` provider (the "source")
        # to the `http-component` component (the "target"), so the server can invoke
        # the component to handle a request.
        - type: link
          properties:
            target: http-component
            namespace: wasi
            package: http
            interfaces: [incoming-handler]
            source_config:
              - name: default-http
                properties:
                  address: 127.0.0.1:8000