| # All the data below will be stored as a string object
  #cloud-config, see http://cloudinit.readthedocs.io/en/latest/topics/examples.html

  ssh_pwauth: True
  users:
   - name: root
     sudo: ALL=(ALL) NOPASSWD:ALL
     shell: /bin/bash
     ssh_authorized_keys:
     {% for key in config.underlay.ssh_keys %}
      - ssh-rsa {{ key['public'] }}
     {% endfor %}

  disable_root: false
  chpasswd:
   list: |
    root:r00tme
   expire: False

  bootcmd:
   # Block access to SSH while node is preparing
   - cloud-init-per once sudo echo 'sshd:ALL' >> /etc/hosts.deny
   # Enable root access
   - sed -i -e '/^PermitRootLogin/s/^.*$/PermitRootLogin yes/' /etc/ssh/sshd_config
  output:
    all: '| tee -a /var/log/cloud-init-output.log /dev/tty0'

  runcmd:
   # Mount config drive
   - mkdir /root/config-drive
   - mount /dev/sr0 /root/config-drive

   # Create swap
   - fallocate -l 4G /swapfile
   - chmod 600 /swapfile
   - mkswap /swapfile
   - swapon /swapfile
   - echo "/swapfile   none    swap    defaults    0   0" >> /etc/fstab

   # Run user data script from config drive
   - ifdown --force ens3; ifconfig ens3 down; ip a flush dev ens3; rm -f /var/run/network/ifstate.ens3
   - ifdown --force ens4; ifconfig ens4 down; ip a flush dev ens4; rm -f /var/run/network/ifstate.ens4
   - ifdown --force ens5; ifconfig ens5 down; ip a flush dev ens5; rm -f /var/run/network/ifstate.ens5
   - cp /root/config-drive/user-data /root/config.sh && chmod 664 /root/config.sh
   - sed -i '/^reboot$/d' /root/config.sh
   - cd /root && /bin/bash -xe ./config.sh

   # Enable root access
   - sed -i -e '/^PermitRootLogin/s/^.*$/PermitRootLogin yes/' /etc/ssh/sshd_config
   - systemctl reload sshd

   ########################################################
   # Node is ready, allow SSH access and reboot
   - echo "Allow SSH access ..."
   - "sed -i -e '/sshd:ALL/d' /etc/hosts.deny"
   - touch /is_cloud_init_finish
   - reboot
   ########################################################

  write_files:
   - path: /root/.ssh/config
     owner: root:root
     permissions: '0600'
     content: |
          Host *
            ServerAliveInterval 300
            ServerAliveCountMax 10
            StrictHostKeyChecking no
            UserKnownHostsFile /dev/null

  ssh_pwauth: True
  users:
   - name: root
     sudo: ALL=(ALL) NOPASSWD:ALL
     shell: /bin/bash
     ssh_authorized_keys:
     {% for key in config.underlay.ssh_keys %}
      - ssh-rsa {{ key['public'] }}
     {% endfor %}