demo-dbg-minimal.yml

name: Demo – configurable instance for debugging
on:
  workflow_dispatch:
    inputs:
      type:
        description: "EC2 instance type (e.g., t3.medium, t3.large)"
        required: false
        type: string
        default: "t3.large"
      ami:
        description: "AMI ID to use"
        required: false
        type: string
        default: "ami-0e86e20dae9224db8"  # Ubuntu 24.04 LTS x86_64 (us-east-1)
      registration_timeout:
        description: "Max seconds to wait for runner registration (default: 360)"
        required: false
        type: string
        default: "360"
      initial_grace_period:
        description: "Grace period if no job starts (default: 180)"
        required: false
        type: string
        default: "180"
      grace_period:
        description: "Grace period before termination after job (default: 60)"
        required: false
        type: string
        default: "60"
      max_instance_lifetime:
        description: "Max instance lifetime in minutes (default: 360)"
        required: false
        type: string
        default: "360"
      sleep:
        description: "Sleep duration in seconds"
        required: false
        type: string
        default: "600"
      debug:
        description: "Enable debug mode (extends termination delay to 600s)"
        required: false
        type: boolean
        default: true
      instance_name:
        description: "Instance name"
        required: false
        type: string
  workflow_call:  # Called by demo-cpu-sweep, more for the "minimal", less for the "dbg"
    inputs:
      type:
        description: "EC2 instance type"
        required: false
        type: string
        default: "t3.large"
      ami:
        description: "AMI ID to use"
        required: false
        type: string
        default: "ami-0e86e20dae9224db8"  # Ubuntu 24.04 LTS x86_64 (us-east-1)
      sleep:
        description: "Sleep duration in seconds"
        required: false
        type: string
        default: "10"
      debug:
        description: "Enable debug mode"
        required: false
        type: boolean
        default: false
      instance_name:
        description: "Instance name"
        required: false
        type: string

permissions:
  id-token: write  # Required for AWS OIDC authentication
  contents: read   # Required for actions/checkout; normally set by default, but must explicitly specify when defining a custom `permissions` block.

jobs:
  launch:
    name: Launch ${{ inputs.type }}
    uses: ./.github/workflows/runner.yml
    with:
      name: 🚀
      ec2_instance_type: ${{ inputs.type }}
      ec2_image_id: ${{ inputs.ami }}
      debug: ${{ inputs.debug }}
      instance_name: ${{ inputs.instance_name || 'debug/$name#$run' }}
      # `workflow_dispatch has higher defaults for these; revert to original defaults for `workflow_call`
      runner_registration_timeout: ${{ inputs.registration_timeout || '300' }}
      runner_grace_period: ${{ inputs.grace_period || '60' }}
      runner_initial_grace_period: ${{ inputs.initial_grace_period || '120' }}
      max_instance_lifetime: ${{ inputs.max_instance_lifetime || '60' }}
    secrets: inherit

  test:
    needs: launch
    name: 🔬
    runs-on: ${{ needs.launch.outputs.id }}
    steps:
      - name: Instance Info
        run: |
          echo "=== Instance Information ==="
          echo "Hostname: $(hostname)"
          echo "Instance ID: $(curl -s http://169.254.169.254/latest/meta-data/instance-id)"
          echo "Instance type: $(curl -s http://169.254.169.254/latest/meta-data/instance-type)"
          echo "Public IP: $(curl -s http://169.254.169.254/latest/meta-data/public-ipv4)"
          echo "Region: $(curl -s http://169.254.169.254/latest/meta-data/placement/region)"
          echo "AMI ID: $(curl -s http://169.254.169.254/latest/meta-data/ami-id)"
          echo ""
          echo "=== System Details ==="
          echo "OS: $(cat /etc/os-release | grep PRETTY_NAME | cut -d'"' -f2)"
          echo "Kernel: $(uname -r)"
          echo "Architecture: $(uname -m)"
          echo "CPU cores: $(nproc)"
          echo "Memory: $(free -h | grep Mem | awk '{print $2}')"
          echo "User: $(whoami)"
          echo "Home: $HOME"

      - name: Sleep Test
        run: |
          DURATION=${{ inputs.sleep }}
          echo "Starting sleep at: $(date '+%Y-%m-%d %H:%M:%S.%3N')"
          echo "Sleeping for ${DURATION} seconds..."
          sleep $DURATION
          echo "Finished at: $(date '+%Y-%m-%d %H:%M:%S.%3N')"

      - name: Debug Info
        run: |
          echo "=== Runner Environment ==="
          echo "Runner home: ${RUNNER_HOME:-not set}"
          echo "Runner workspace: ${GITHUB_WORKSPACE:-not set}"
          echo "Runner temp: ${RUNNER_TEMP:-not set}"
          echo ""
          echo "=== Timeout Settings ==="
          echo "Debug mode: ${{ inputs.debug }}"
          echo "Registration timeout: ${{ inputs.registration_timeout }}s"
          echo "Grace period: ${{ inputs.grace_period }}s"
          echo "Initial grace period: ${{ inputs.initial_grace_period }}s"
          echo "Max lifetime: ${{ inputs.max_instance_lifetime }} minutes"
          echo ""
          echo "=== Important Logs ==="
          echo "Setup log: /var/log/runner-setup.log"
          echo "Debug log: /var/log/runner-debug.log"
          if [ -f /tmp/runner-0-config.log ]; then
            echo "Config log exists: /tmp/runner-0-config.log"
            echo "Last 5 lines of config log:"
            tail -5 /tmp/runner-0-config.log
          fi