Class: Bootloader::GrubInstall

Inherits:
Object
  • Object
show all
Includes:
Yast::I18n, Yast::Logger
Defined in:
src/lib/bootloader/grub_install.rb

Overview

Wraps grub install script for easier usage.

Instance Method Summary collapse

Constructor Details

#initialize(efi: false) ⇒ GrubInstall

Returns a new instance of GrubInstall.



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# File 'src/lib/bootloader/grub_install.rb', line 16

def initialize(efi: false)
  @efi = efi
  @grub2_name = "grub2#{@efi ? "-efi" : ""}"
  textdomain "bootloader"
end

Instance Method Details

#execute(devices: [], secure_boot: false, trusted_boot: false, update_nvram: true) ⇒ Array<String>

Runs grub2 install command.

Parameters:

  • devices (Array<String>) (defaults to: []) —

    list of devices where grub2 should be installed. Ignored when grub2 does not need device.

  • secure_boot (Boolean) (defaults to: false) —

    if secure boot variant should be used

  • trusted_boot (Boolean) (defaults to: false) —

    if trusted boot variant should be used

  • update_nvram (Boolean) (defaults to: true) —

    if bootloader entry should be added to nvram

Returns:

  • (Array<String>) —

    list of devices for which install failed



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# File 'src/lib/bootloader/grub_install.rb', line 30

def execute(devices: [], secure_boot: false, trusted_boot: false, update_nvram: true)
  if secure_boot && !Systeminfo.secure_boot_available?(@grub2_name)
    # There might be some secure boot setting left over when the
    # bootloader had been switched.
    # Simply ignore it when it is not applicable instead of raising an
    # error.
    log.warn "Ignoring secure boot setting on this machine"
  end

  cmd = basic_cmd(secure_boot, trusted_boot, update_nvram)

  if no_device_install?
    Yast::Execute.on_target(cmd)

    if non_removable_efi?
      cmd.delete("--removable")
      Yast::Execute.on_target(cmd)
    end
    []
  else
    return [] if devices.empty?

    last_failure = nil
    res = devices.select do |device|

      Yast::Execute.on_target!(cmd + [device])
      false
    rescue Cheetah::ExecutionFailed => e
      log.warn "Failed to install grub to device #{device}. #{e.inspect}"
      last_failure = e
      true

    end

    # Failed to install to all devices
    report_failure(last_failure) if res.size == devices.size

    res
  end
end