Class: Yast::GRUB2Base

Inherits:
Module
  • Object
show all
Defined in:
src/lib/bootloader/grub2base.rb

Direct Known Subclasses

BootGRUB2Class, BootGRUB2EFIClass

Instance Method Summary (collapse)

Instance Method Details

- (Object) Dialogs



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# File 'src/lib/bootloader/grub2base.rb', line 87

def Dialogs
  Builtins.y2milestone("Called GRUB2 Dialogs")
  {
    "installation" => fun_ref(
      method(:Grub2InstallDetailsDialog),
      "symbol ()"
    ),
    "loader"       => fun_ref(
      method(:Grub2LoaderDetailsDialog),
      "symbol ()"
    )
  }
end

- (Object) Initializer

Initializer of GRUB bootloader



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# File 'src/lib/bootloader/grub2base.rb', line 166

def Initializer
  Builtins.y2milestone("Called GRUB2 initializer")
  BootCommon.current_bootloader_attribs = {
    "propose"            => false,
    "read"               => false,
    "scratch"            => false,
    "restore_mbr"        => false,
    "bootloader_on_disk" => false
  }

  nil
end

- (Object) main



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# File 'src/lib/bootloader/grub2base.rb', line 8

def main
  Yast.import "UI"

  textdomain "bootloader"

  Yast.import "Arch"
  Yast.import "BootArch"
  Yast.import "BootCommon"
  Yast.import "BootStorage"
  Yast.import "HTML"
  Yast.import "Initrd"
  Yast.import "Kernel"
  Yast.import "Mode"
  Yast.import "Pkg"
  Yast.import "Product"
  Yast.import "ProductFeatures"
  Yast.import "Stage"
  Yast.import "Storage"
  Yast.import "StorageDevices"

  # includes
  # for simplified widgets than other
  Yast.include self, "bootloader/grub2/dialogs.rb"

  # password can have three states
  # 1. nil -> remove password
  # 2. "" -> do not change it
  # 3. "something" -> set password to this value
  @password = ""
end

- (Object) pmbr_setup(action, *devices)

set pmbr flags on boot disks



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# File 'src/lib/bootloader/grub2base.rb', line 43

def pmbr_setup(action, *devices)
  action_parted = case action
    when :add    then "on"
    when :remove then "off"
    else raise "invalid action #{action}"
  end
  devices.each do |dev|
    res = SCR.Execute(path(".target.bash_output"),
      "parted '#{dev}' disk_set pmbr_boot #{action_parted}")
    Builtins.y2milestone("parted disk_set pmbr: #{res}")
  end
end

- (Object) Propose



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# File 'src/lib/bootloader/grub2base.rb', line 101

def Propose
  if BootCommon.was_proposed
    # workaround autoyast config is Imported thus was_proposed always set
    if Mode.autoinst || Mode.autoupgrade
      Builtins.y2milestone(
        "autoinst mode we ignore meaningless was_proposed as it always set"
      )
    else
      Builtins.y2milestone(
        "calling Propose with was_proposed set is really bogus, clear it to force a re-propose"
      )
      return
    end
  end


  BootCommon.globals = StandardGlobals().merge(BootCommon.globals || {})

  swap_parts = BootCommon.getSwapPartitions
  largest_swap_part = (swap_parts.max_by{|part, size| size} || [""]).first

  resume = BootArch.ResumeAvailable ? largest_swap_part : ""
  # try to use label or udev id for device name... FATE #302219
  if resume != "" && resume != nil
    resume = ::Bootloader::DeviceMapping.to_mountby_device(resume)
  end

  BootCommon.globals["append"]          ||= BootArch.DefaultKernelParams(resume)
  BootCommon.globals["append_failsafe"] ||= BootArch.FailsafeKernelParams
  # long name doesn't fit 800x600 GRUB screens, using short name by default
  # (bnc#873675)
  BootCommon.globals["distributor"]     ||= Product.short_name
  if !BootCommon.globals["distributor"] ||
      BootCommon.globals["distributor"].empty?
    BootCommon.globals["distributor"]     = Product.name
  end

  # Propose bootloader serial settings from kernel cmdline during install (bnc#862388)
  serial = BootCommon.GetSerialFromAppend

  if !serial.empty?
    BootCommon.globals["terminal"] ||= "serial"
    BootCommon.globals["serial"] ||= serial
  end

  Builtins.y2milestone("Proposed globals: %1", BootCommon.globals)

  nil
end

- (Object) Reset(init)

Reset bootloader settings

Parameters:

  • unused (Boolean)


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# File 'src/lib/bootloader/grub2base.rb', line 82

def Reset(init)
  return if Mode.autoinst
  BootCommon.Reset
end

- (Object) Save(clean, init, flush)

overwrite Save to allow generation of modification scripts



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# File 'src/lib/bootloader/grub2base.rb', line 152

def Save(clean, init, flush)
  case @password
  when nil
    GRUB2Pwd.new.disable
  when ""
    #do nothing
  else
    GRUB2Pwd.new.enable @password
  end

  BootCommon.Save(clean, init, flush)
end

- (Object) StandardGlobals

Propose global options of bootloader



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# File 'src/lib/bootloader/grub2base.rb', line 57

def StandardGlobals
  # s390 do not have os_prober, see bnc#868909#c2
  disable_os_prober = Arch.s390 || ProductFeatures.GetBooleanFeature("globals", "disable_os_prober")
  {
    "timeout"   => "8",
    "default"   => "0",
    "vgamode"   => "",
    "gfxmode"   => "auto",
    "terminal"  => Arch.s390 ? "console" : "gfxterm",
    "os_prober" =>  disable_os_prober ? "false" : "true",
    "activate"  => Arch.ppc ? "true" : "false"
  }
end

- (Object) Update

Update read settings to new version of configuration files



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# File 'src/lib/bootloader/grub2base.rb', line 72

def Update
  Read(true, true)

  BootCommon.UpdateGlobals

  nil
end