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path: root/manifests/init.pp
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class syslinux (
  String $kernel = 'linux',
  String $efi_root = '/boot/efi',
  String $bootentry = 'syslinux',
) {

  $efi_dev = $facts['mountpoints'][$efi_root]
  if ! $efi_dev {
    fail("A device needs to be mounted on efi_root [${efi_root}]")
  }
  # $efi_dev['device']

  ensure_packages ([
    $kernel,
    mkinitcpio,
    syslinux,
    efibootmgr,
  ], {
    ensure => installed,
  })

  file { "/etc/mkinitcpio.d/${kernel}.preset":
    ensure  => file,
    source => "puppet:///modules/${module_name}/mkinitcpio.${kernel}",
  }

  # cp -r /usr/lib/syslinux/efi64 ${efi_root}/EFI/syslinux

  $device = $facts['mountpoints']['/']['device']
  $partuuid = $facts['blkid'][$device]['PARTUUID']

  file { "${efi_root}/EFI/syslinux/syslinux.cfg":
    content => epp("${module_name}/syslinux.cfg.epp", {
      'default'   => 'arch',
      'linux'   => {
        'arch'    => {
          'label' => 'Arch Linux',
          'initrd'  => 'initramfs-linux.img',
          'args'    =>  "root=PARTUUID=${partuuid} rw",
        },
        'arch-runlevel-1' => {
          'label'         => 'Arch Linux (Runlevel 1)',
          'initrd'        => 'initramfs-linux.img',
          'args'          =>  "root=PARTUUID=${partuuid} rw 1",
        },
        'archfallback' => {
          'label'      => 'Arch Linux fallback',
          'initrd'     => 'initramfs-linux-fallback.img',
          'args'       =>  "root=PARTUUID=${partuuid} rw",
        }
      },
      'com32'     => {
        'hdt'     => {
          'label' => 'HDT (Hardware Detection Tool)',
          'com'   => 'hdt',
        },
        'reboot'  => {
          'label' => 'Reboot',
          'com'   => 'reboot',
        },
        'poweroff' => {
          'label'  => 'Poweroff',
          'com'    => 'poweroff',
        }

      }
      })
  }

  file { "${efi_root}/EFI/arch":
    ensure => directory,
  }

  $has_syslinux = $facts['efi']['boots'].any |$_, $value| {
    $value == $bootentry
  }

  $partition = $facts['partinfo'][basename($efi_dev['device'])]

  if ! $has_syslinux {
    $efi_device = $partition['device']
    $partid = $partition['partid']
    exec { "efibootmgr --disk '/dev/${efi_device}' --part ${partid} --create --label '${bootentry}' --loader /EFI/syslinux/syslinux.efi":
      path => [ '/usr/bin', '/bin', ],
    }
  }

  file { '/usr/libexec':
    ensure => directory,
  }

  file { '/usr/libexec/move-kernel':
    ensure  => file,
    mode    => '0555',
    content => @("EOF"/$)
      #!/bin/sh
      IFS='\n' read data
      cp "/\$data" "${efi_root}/EFI/arch/vmlinuz-${kernel}"
      | EOF
  }

  pacman::hook { 'install-kernel':
    priority    => 60, # something less than /usr/share/libalpm/hooks/90-mkinitcpio-install.hook
    trigger     => {
      type        => 'Path',
      operation   => [ 'Install', 'Upgrade' ],
      target      => [ 'usr/lib/modules/*/vmlinuz', ],
    },
    description  => 'Moving kernel to EFI',
    when         => 'PostTransaction',
    exec         => '/usr/libexec/move-kernel',
    needsTargets => true ,
  }
}