---
name: MyCustomBuildWorkflow
description: A custom build workflow to install updates and configure a web server.
schemaVersion: 1.0

parameters:
  - name: BaseImageAMI
    type: String
    description: The AMI to use as the base image for the build.
  - name: WebServerPort
    type: String
    description: The port for the web server.
    default: "80"

steps:
  - name: InstallUpdates
    action: ExecuteBash
    inputs:
      commands:
        - "sudo yum update -y"
        - "sudo yum install -y httpd"
    onFailure: Abort

  - name: ConfigureWebServer
    action: ExecuteBash
    inputs:
      commands:
        - "echo 'Hello from Image Builder!' | sudo tee /var/www/html/index.html"
        - "sudo systemctl enable httpd"
        - "sudo systemctl start httpd"
    onFailure: Abort

  - name: TestWebServer
    action: ExecuteBash
    inputs:
      commands:
        - "curl localhost:{{ WebServerPort }}"
    onFailure: Abort

outputs:
  - name: BuiltImageArn
    value: "{{ image.output.arn }}"