name: Start EC2 runner
description: Start EC2 runner
inputs:
  runner:
    description: The linux runner name
    required: true
  aws-access-key-id:
    description: AWS access key id
    required: true
  aws-secret-access-key:
    description: AWS secret access key
    required: true
  aws-region:
    description: AWS region
    required: true
  github-token:
    description: The GitHub token to clone private repository
    required: false
    default: ""
  image-id:
    description: The EC2 image id
    required: true
  security-group-id:
    description: The EC2 security group id
    required: true
  subnet-id:
    description: The EC2 subnet id
    required: true
outputs:
  label:
    description: "label"
    value: ${{ steps.start-linux-arm64-ec2-runner.outputs.label || inputs.runner }}
  ec2-instance-id:
    description: "ec2-instance-id"
    value: ${{ steps.start-linux-arm64-ec2-runner.outputs.ec2-instance-id }}
runs:
  using: composite
  steps:
    - name: Configure AWS credentials
      if: startsWith(inputs.runner, 'ec2')
      uses: aws-actions/configure-aws-credentials@v2
      with:
        aws-access-key-id: ${{ inputs.aws-access-key-id }}
        aws-secret-access-key: ${{ inputs.aws-secret-access-key }}
        aws-region: ${{ inputs.aws-region }}

    # The EC2 runner will use the following format:
    # <vm-type>-<instance-type>-<arch>
    # like 'ec2-c6a.4xlarge-amd64'.
    - name: Get EC2 instance type
      if: startsWith(inputs.runner, 'ec2')
      id: get-ec2-instance-type
      shell: bash
      run: |
        echo "instance-type=$(echo ${{ inputs.runner }} | cut -d'-' -f2)" >> $GITHUB_OUTPUT

    - name: Start EC2 runner
      if: startsWith(inputs.runner, 'ec2')
      uses: machulav/ec2-github-runner@v2
      id: start-linux-arm64-ec2-runner
      with:
        mode: start
        ec2-image-id: ${{ inputs.image-id }}
        ec2-instance-type: ${{ steps.get-ec2-instance-type.outputs.instance-type }}
        subnet-id: ${{ inputs.subnet-id }}
        security-group-id: ${{ inputs.security-group-id }}
        github-token: ${{ inputs.github-token }}