# See https://linuxconfig.org/how-to-install-docker-on-debian-9-stretch-linux
class docker::ce inherits docker {
  $distro = downcase($::lsbdistid)

  file { '/etc/apt/trusted.gpg.d/docker.gpg':
    ensure => present,
    mode   => '0644',
    owner  => 'root',
    group  => 'root',
    source => "puppet:///modules/docker/${distro}.gpg",
  }

  file { '/etc/apt/sources.list.d/docker.list':
    ensure  => present,
    owner   => "root",
    group   => "root",
    mode    => "0644",
    content => "deb [arch=${::architecture}] https://download.docker.com/linux/${distro} ${::lsbdistcodename} stable\n",
    require => File['/etc/apt/trusted.gpg.d/docker.gpg'],
    notify  => Exec['docker-apt-auto-update'],
  }

  exec { 'docker-apt-auto-update':
    command     => "/usr/bin/apt-get update",
    user        => "root",
    refreshonly => true,
  }

  Package['docker'] {
    name    => 'docker-ce',
    require => File['/etc/apt/sources.list.d/docker.list'],
  }
}