enable_start_service() {
  systemctl enable rightlink
  systemctl start rightlink --no-block
}

add_rightlink_user() {
  if ! id -u rightlink >/dev/null 2>&1; then
    useradd -c "rightlink service" -m -d /home/rightlink -U -s /bin/false rightlink
  fi
}

post_any() {
  touch /var/lib/rightscale-identity
  chmod 0600 /var/lib/rightscale-identity

  add_rightlink_user

  useradd -c "RightScale Managed Login" -d /home/rightscale -s /bin/bash -m rightscale &>/dev/null

  mkdir -p /home/rightscale/.ssh
  touch /home/rightscale/.ssh/authorized_keys
  chmod -R go-rwx /home/rightscale/.ssh
  chown -R rightscale /home/rightscale/.ssh

  # Change the cloud-init config to run user-data script at every boot so we pull in updated
  # user-data after a stop&start. This is a bit of a hack, but it's not clear what else to do that
  # is clean. Somehow using once-per-instance doesn't actually work, at least not on CentOS7 or
  # Fedora 20. Sigh
  if [[ -w /etc/cloud/cloud.cfg ]]; then
    sed -i -e '/ - scripts-user$/s/scripts-user/[scripts-user, always]/' /etc/cloud/cloud.cfg
    #sed -i -e '/ - scripts-user$/s/scripts-user/[scripts-user, once-per-instance]/' /etc/cloud/cloud.cfg
  else
    echo "Cannot fix /etc/cloud/cloud.cfg to run user-data script at every boot: stop/start may not work"
  fi

  # enable_start_service

  echo
  echo 'If you are not bootstrapping a cloud instance automatically:'
  echo '    - Ensure you have populated /var/lib/rightscale-identity'
  echo '      before starting the system service!'
  echo '      (see the User Data field on the Info tab of your server)'
  echo
	echo "==> To enable the RightScale RightLink service:"
	echo "# systemctl enable rightlink.service"
	echo
	echo "==> To start RightScale RightLink:"
	echo "# systemctl start rightlink.service"
}

post_install() {
  post_any
}

post_upgrade() {
  systemctl daemon-reload
  post_any
  echo
  echo "==> To restart RightScale RightLink with the new version (when upgrading):"
	echo "# systemctl restart rightlink.service"
}

post_remove() {
  systemctl disable rightlink > /dev/null 2>&1 || true
  systemctl stop rightlink > /dev/null 2>&1 || true
}

# vim:set ts=2 sw=2 et: