parameters:
  linux:
    system:
      repo:
        ubuntu:
          source: "deb http://archive.ubuntu.com/ubuntu/ ${_param:linux_system_codename} main restricted universe"
          architectures: amd64
          default: true
          key_id: 437D05B5
          key_server: keyserver.ubuntu.com
        ubuntu_updates:
          source: "deb http://archive.ubuntu.com/ubuntu/ ${_param:linux_system_codename}-updates main restricted universe"
          architectures: amd64
          default: true
          key_id: 437D05B5
          key_server: keyserver.ubuntu.com
        ubuntu_security:
          source: "deb http://archive.ubuntu.com/ubuntu/ ${_param:linux_system_codename}-security main restricted universe"
          architectures: amd64
          default: true
          key_id: 437D05B5
          key_server: keyserver.ubuntu.com