#cloud-config
write_files:
  - path: /etc/rc.local
    permissions: "0755"
    owner: root
    content: |
      #!/bin/bash
      modprobe ipmi_devintf
      wget -O /tmp/micro.tar.xz <%= file.server %>/common/discovery.docker.tar.xz
      while [ $(docker images | grep -c micro) == "0" ]; do
         xz -cd /tmp/micro.tar.xz | docker load
      done
      docker run -it -d \
          -e SERVER='<%= server %>' \
          -e PORT='<%= port %>' \
          -e MAC='<%= macaddress %>' \
          --privileged --net=host -v=/dev:/dev rackhd/micro

      mapfile -t containerlist < <(docker ps)
      container=(${containerlist[1]//$'\n'/ })
      docker wait $container
      case $? in
        1 )
            echo 1 | sudo tee /proc/sys/kernel/sysrq
            echo b | sudo tee /proc/sysrq-trigger
            ;;
        2 )
            ipmitool -I open chassis power cycle ;;
        127 )
            exit 0 ;;
        * )
            echo 1 | sudo tee /proc/sys/kernel/sysrq
            echo b | sudo tee /proc/sysrq-trigger
            ;;
      esac