Class: Yast::BootELILOClass

Inherits:
Module
  • Object
show all
Defined in:
../../src/modules/BootELILO.rb

Instance Method Summary (collapse)

Instance Method Details

- (Object) BootELILO

Constructor



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# File '../../src/modules/BootELILO.rb', line 901

def BootELILO
  Ops.set(
    BootCommon.bootloader_attribs,
    "elilo",
    {
      "required_packages" => ["elilo", "efibootmgr"],
      "loader_name"       => "ELILO",
      "initializer"       => fun_ref(method(:Initializer), "void ()")
    }
  )

  nil
end

- (Object) CreateGlobals

Propose global options of bootloader modifies internal structures



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# File '../../src/modules/BootELILO.rb', line 165

def CreateGlobals
  BootCommon.globals = {
    # FIXME do it later
    #	"append" : BootArch::DefaultKernelParams (""),
    "default"     => "linux",
    "timeout"     => "8",
    "prompt"      => "true",
    # bnc #438276 - no 'read-only'
    "relocatable" => "true"
  }

  nil
end

- (Object) CreateLinuxSection(title)

wrapper function to adjust to new grub name sceme



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# File '../../src/modules/BootELILO.rb', line 127

def CreateLinuxSection(title)
  section = BootCommon.CreateLinuxSection(title)

  # don't translate label bnc #151486
  Ops.set(section, "description", Ops.get_string(section, "name", ""))
  Ops.set(section, "name", title)

  deep_copy(section)
end

- (Object) CreateSections

Propose sections to bootloader menu modifies internal structures



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# File '../../src/modules/BootELILO.rb', line 141

def CreateSections
  linux = CreateLinuxSection("linux")
  failsafe = CreateLinuxSection("failsafe")

  # bnc#588609 - Problems writing elilo
  xen = {}
  xen = CreateLinuxSection("xen") if BootCommon.XenPresent

  # append for default section is in global
  # FIXME do it later
  #    if (haskey (linux, "append"))
  #  	linux = remove (linux, "append");
  if xen != nil && Ops.greater_than(Builtins.size(xen), 0)
    BootCommon.sections = [linux, failsafe, xen]
  else
    BootCommon.sections = [linux, failsafe]
  end

  nil
end

- (Object) deleteSameEFIBootEntry(name, part_no)

FIXME: efibootmgr doesn't provide info about disk! bnc #450682 - adding boot entry to EFI function delete all existing boot entry with same name and partition number

Parameters:

  • name (String)

    of label

  • string

    number of partition



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# File '../../src/modules/BootELILO.rb', line 596

def deleteSameEFIBootEntry(name, part_no)
  part_no = deep_copy(part_no)
  still_exist = true

  cmd = Builtins.sformat(
    "efibootmgr -v |grep \"%1.*HD(%2.*File(.\\efi.\\SuSE.\\elilo.efi)\" | cut -d \" \" -f 1",
    name,
    tomyhexa(part_no)
  )
  Builtins.y2milestone("run command %1", cmd)
  out = Convert.to_map(SCR.Execute(path(".target.bash_output"), cmd))
  Builtins.y2milestone("output of command %1", out)

  boot_entries = Ops.get_string(out, "stdout", "")
  Builtins.y2milestone(
    "EFI boot entries with \"same\" boot partition %1",
    boot_entries
  )

  list_boot_entries = Builtins.splitstring(boot_entries, "\n")

  Builtins.y2milestone("list_boot_entries=%1", list_boot_entries)

  Builtins.foreach(list_boot_entries) do |entry|
    if Builtins.deletechars(entry, "\n*") != "" &&
        Builtins.deletechars(entry, "\n*") != nil
      cmd = Builtins.sformat(
        "/usr/sbin/efibootmgr --delete-bootnum --bootnum %1 -q;",
        Builtins.substring(Builtins.deletechars(entry, "\n*"), 4, 4)
      )
      Builtins.y2milestone("run command %1", cmd)
      out = Convert.to_map(SCR.Execute(path(".target.bash_output"), cmd))
      Builtins.y2milestone("output of command %1", out)
    end
  end

  nil
end

- (Object) Dialogs



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# File '../../src/modules/BootELILO.rb', line 830

def Dialogs
  { "loader" => fun_ref(method(:EliloLoaderDetailsDialog), "symbol ()") }
end

- (Object) elilo_section_types



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# File '../../src/modules/BootELILO.rb', line 842

def elilo_section_types
  ["image", "xen"]
end

- (Object) Export

Export bootloader settings to a map

Returns:

  • bootloader settings



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# File '../../src/modules/BootELILO.rb', line 185

def Export
  ret = BootCommon.Export
  Ops.set(ret, "old_efi_entry", @old_efi_entry)
  Ops.set(ret, "elilo_conf_filename", @elilo_conf_filename)
  Ops.set(ret, "create_efi_entry", @create_efi_entry)
  deep_copy(ret)
end

- (Boolean) FlagBootDefaultOnce(section)

Set section to boot on next reboot.

Parameters:

  • section (String)

    string section to boot

Returns:

  • (Boolean)

    true on success



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# File '../../src/modules/BootELILO.rb', line 837

def FlagBootDefaultOnce(section)
  # For now a dummy
  true
end

- (Object) getEfiMountPoint

Return mountpoint of partition holding EFI data

Returns:

  • mountpoint if partition holding EFI data



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# File '../../src/modules/BootELILO.rb', line 79

def getEfiMountPoint
  mountpoint = "/"
  # FIXME: UGLY HACK because of testsuites
  mountpoints = {}
  if Mode.test
    mountpoints = { "/" => ["/dev/hda2"], "/boot" => ["/dev/hda1"] }
  else
    mountpoints = Storage.GetMountPoints
  end
  if Builtins.haskey(mountpoints, "/boot/efi")
    mountpoint = "/boot/efi"
  elsif Builtins.haskey(mountpoints, "/boot")
    mountpoint = "/boot"
  end
  Builtins.y2milestone("Mountpoint of EFI: %1", mountpoint)
  mountpoint
end

- (String) getEliloConfFilename

Return path to elilo.conf file

Returns:

  • (String)

    path to elilo.conf



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# File '../../src/modules/BootELILO.rb', line 114

def getEliloConfFilename
  # FIXME config file name location should be read from Library
  #  and it should not be needed here!!!
  ret = Builtins.sformat(
    "%1/efi/%2/elilo.conf",
    getEfiMountPoint,
    @efi_vendor
  )
  Builtins.y2milestone("elilo.conf sould be located at %1", ret)
  ret
end

- (Object) getEliloConfSubdir

Get directory containing elilo.conf relative to EFI partition's root

Returns:

  • directory containing elilo.conf relative to EFI root



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# File '../../src/modules/BootELILO.rb', line 100

def getEliloConfSubdir
  Builtins.sformat("/efi/%1", @efi_vendor)
end

- (String) getEliloConfSubpath

Get path of elilo.conf relative to EFI partition's root

Returns:

  • (String)

    path of elilo.conf relative to EFI partition's root



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# File '../../src/modules/BootELILO.rb', line 107

def getEliloConfSubpath
  Builtins.sformat("%1/elilo.conf", getEliloConfSubdir)
end

- (Object) GetFunctions

Return map of provided functions

Returns:

  • a map of functions (eg. $[“write”::Write])



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# File '../../src/modules/BootELILO.rb', line 848

def GetFunctions
  {
    "export"              => fun_ref(method(:Export), "map ()"),
    "import"              => fun_ref(method(:Import), "boolean (map)"),
    "read"                => fun_ref(
      method(:Read),
      "boolean (boolean, boolean)"
    ),
    "reset"               => fun_ref(method(:Reset), "void (boolean)"),
    "propose"             => fun_ref(method(:Propose), "void ()"),
    "save"                => fun_ref(
      method(:Save),
      "boolean (boolean, boolean, boolean)"
    ),
    "summary"             => fun_ref(method(:Summary), "list <string> ()"),
    "update"              => fun_ref(method(:Update), "void ()"),
    "write"               => fun_ref(method(:Write), "boolean ()"),
    "widgets"             => fun_ref(
      method(:Widgets),
      "map <string, map <string, any>> ()"
    ),
    "dialogs"             => fun_ref(
      method(:Dialogs),
      "map <string, symbol ()> ()"
    ),
    "section_types"       => fun_ref(
      method(:elilo_section_types),
      "list <string> ()"
    ),
    "flagbootdefaultonce" => fun_ref(
      method(:FlagBootDefaultOnce),
      "boolean (string)"
    )
  }
end

- (Object) Import(settings)

Import settings from a map

Parameters:

  • settings (Hash)

    map of bootloader settings



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# File '../../src/modules/BootELILO.rb', line 196

def Import(settings)
  settings = deep_copy(settings)
  BootCommon.Import(settings)
  @old_efi_entry = Ops.get_string(settings, "old_efi_entry")
  @elilo_conf_filename = getEliloConfFilename
  @create_efi_entry = Ops.get_boolean(
    settings,
    "create_efi_entry",
    Ops.get_string(settings, "location", "") != ""
  )
  true
end

- (Object) Initializer

Initializer of ELILO bootloader



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# File '../../src/modules/BootELILO.rb', line 885

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

  BootCommon.InitializeLibrary(false, "elilo")

  nil
end

- (Boolean) installBootLoader(command, logfile)

Install the bootloader, display a popup with log if something goes wrong FIXME get rid of this function

Parameters:

  • command (String)

    string command to install the bootloader

  • logfile (String)

    string filename of file used to write bootloader log

Returns:

  • (Boolean)

    true on success



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# File '../../src/modules/BootELILO.rb', line 431

def installBootLoader(command, logfile)
  Builtins.y2milestone("Running command %1", command)
  exit = Convert.to_map(SCR.Execute(path(".target.bash_output"), command))
  ret = 0 == Ops.get_integer(exit, "exit", 1)
  if !ret
    Builtins.y2milestone(
      "Exit code of %1: %2",
      command,
      Ops.get_integer(exit, "exit", -1)
    )
    log = Convert.to_string(SCR.Read(path(".target.string"), logfile))
    log = Ops.add(
      Ops.add(log, Ops.get_string(exit, "stdout", "")),
      Ops.get_string(exit, "stderr", "")
    )
    if Ops.get_integer(exit, "exit", 1) == 139
      # means: process received signal SIGSEGV
      # please, use some usual translation
      # proofreaders: don't change this text
      log = Ops.add(log, _("Segmentation fault"))
    end

    errorWithLogPopup(
      Builtins.sformat(
        # error popup - label, %1 is bootloader name
        _("Error Occurred while Installing %1"),
        BootCommon.getLoaderName(BootCommon.getLoaderType(false), :summary)
      ),
      log
    )
  else
    @added_label_to_efi = true
    Builtins.y2milestone("Adding label to EFI finish successful")
  end
  ret
end

- (Object) main



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# File '../../src/modules/BootELILO.rb', line 26

def main
  Yast.import "UI"

  textdomain "bootloader"

  Yast.import "BootArch"
  Yast.import "BootCommon"
  Yast.import "BootStorage"
  Yast.import "Installation"
  Yast.import "Kernel"
  Yast.import "Mode"
  Yast.import "Report"
  Yast.import "Stage"
  Yast.import "Storage"
  Yast.import "String"
  Yast.import "Arch"

  Yast.include self, "bootloader/elilo/helps.rb"
  Yast.include self, "bootloader/routines/popups.rb"
  Yast.include self, "bootloader/elilo/dialogs.rb"



  # private variables

  # Name of EFI entry when read settings
  @old_efi_entry = nil

  # elilo.conf path
  @elilo_conf_filename = "/boot/efi/SuSE/elilo.conf"

  # True if EFI entry should be recreated
  @create_efi_entry = true

  @efi_vendor = "SuSE"

  # bnc #450682 - adding boot entry to EFI
  # true is label was added

  @added_label_to_efi = false

  # Is the /sys/firmware/efi directory available?
  @efi_available = true


  Yast.include self, "bootloader/elilo/widgets.rb"
  BootELILO()
end

- (Object) Propose

Propose bootloader settings



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# File '../../src/modules/BootELILO.rb', line 294

def Propose
  Yast.import "Product"
  if !BootCommon.was_proposed
    @create_efi_entry = true
    # make sure the code handling globals below triggers and that
    # boot_efilabel is recreated
    if Builtins.haskey(BootCommon.globals, "boot_efilabel")
      BootCommon.globals = Builtins.remove(
        BootCommon.globals,
        "boot_efilabel"
      )
    end
  end
  @create_efi_entry = true if !Stage.initial
  @create_efi_entry = false if Mode.update
  @efi_available = 0 ==
    Convert.to_integer(
      SCR.Execute(path(".target.bash"), "test -d /sys/firmware/efi")
    )
  @create_efi_entry = false if !@efi_available
  @elilo_conf_filename = getEliloConfFilename
  BootCommon.DetectDisks
  BootCommon.del_parts = BootStorage.getPartitionList(:deleted, "elilo")

  if BootCommon.sections == nil || Builtins.size(BootCommon.sections) == 0
    CreateSections()
    BootCommon.kernelCmdLine = Kernel.GetCmdLine
  else
    if Mode.autoinst
      Builtins.y2debug("Nothing to do for propose in AI mode")
    else
      BootCommon.FixSections(fun_ref(method(:CreateSections), "void ()"))
    end
  end

  if BootCommon.globals == nil || Builtins.size(BootCommon.globals) == 0
    CreateGlobals()
  end

  if Ops.get(BootCommon.globals, "boot_efilabel") == nil ||
      Ops.get(BootCommon.globals, "boot_efilabel") == ""
    Ops.set(BootCommon.globals, "boot_efilabel", Product.name)
  end

  BootCommon.UpdateProposalFromClient if Mode.installation

  Builtins.y2milestone(
    "EFI entry name: %1",
    Ops.get(BootCommon.globals, "boot_efilabel", "")
  )
  Builtins.y2milestone("Proposed sections: %1", BootCommon.sections)
  Builtins.y2milestone("Proposed globals: %1", BootCommon.globals)

  nil
end

- (Boolean) Read(reread, avoid_reading_device_map)

Read settings from disk internal data

Parameters:

  • reread (Boolean)

    boolean true to force reread settings from system

  • avoid_reading_device_map (Boolean)

    do not read new device map from file, use

Returns:

  • (Boolean)

    true on success



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# File '../../src/modules/BootELILO.rb', line 215

def Read(reread, avoid_reading_device_map)
  Yast.import "Product"
  efi_entry_found = false
  @elilo_conf_filename = getEliloConfFilename
  # copy old elilo.conf from /boot/<something> to /etc in case of upgrade
  # (if /etc/elilo.conf doesn't exist)
  if Ops.less_or_equal(SCR.Read(path(".target.size"), "/etc/elilo.conf"), 0) &&
      Ops.greater_than(
        SCR.Read(path(".target.size"), @elilo_conf_filename),
        0
      )
    SCR.Execute(
      path(".target.bash"),
      Builtins.sformat("/bin/cp %1 /etc/elilo.conf", @elilo_conf_filename)
    )
  end
  SCR.Execute(path(".target.bash"), "/bin/touch /etc/elilo.conf")
  BootCommon.DetectDisks
  ret = BootCommon.Read(reread, avoid_reading_device_map)

  # check for meaningless EFI entry name in sysconfig
  if !Builtins.haskey(BootCommon.globals, "boot_efilabel") ||
      Ops.get(BootCommon.globals, "boot_efilabel", "") == "mbr" ||
      Ops.get(BootCommon.globals, "boot_efilabel", "") == "" ||
      Ops.get(BootCommon.globals, "boot_efilabel", "") == nil
    efi_path = String.Replace(getEliloConfSubpath, "/", "\\")
    # Read Firmware setting from NVRam
    efi_status = Convert.to_map(
      SCR.Execute(
        path(".target.bash_output"),
        Builtins.sformat("/usr/sbin/efibootmgr |grep \"%1\"", efi_path)
      )
    )
    if Ops.get_integer(efi_status, "exit", 0) != 0
      Ops.set(BootCommon.globals, "boot_efilabel", Product.name)
    else
      output = Ops.get_string(efi_status, "stdout", "")
      lines = Builtins.splitstring(output, "\n")
      output = Ops.get_string(lines, 0, "")
      if Builtins.regexpmatch(output, "Boot.** (.*)  HD")
        Ops.set(
          BootCommon.globals,
          "boot_efilabel",
          Builtins.regexpsub(output, "Boot.** (.*)  HD", "\\1")
        )
        efi_entry_found = true
      else
        Ops.set(BootCommon.globals, "boot_efilabel", Product.name)
      end
    end
  else
    efi_entry_found = 0 ==
      SCR.Execute(
        path(".target.bash"),
        Builtins.sformat(
          "/usr/sbin/efibootmgr |grep \"%1\"",
          Ops.get(BootCommon.globals, "boot_efilabel", "")
        )
      )
  end
  @create_efi_entry = !efi_entry_found
  @old_efi_entry = efi_entry_found ?
    Ops.get(BootCommon.globals, "boot_efilabel", "") :
    nil
  ret
end

- (Object) Reset(init)

Reset bootloader settings



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# File '../../src/modules/BootELILO.rb', line 284

def Reset(init)
  return if Mode.autoinst
  @create_efi_entry = true
  BootCommon.Reset(init)

  nil
end

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

Save all bootloader configuration files

Returns:

  • (Boolean)

    true if success



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# File '../../src/modules/BootELILO.rb', line 353

def Save(clean, init, flush)
  ret = BootCommon.Save(clean, init, flush)
  ret
end

- (Object) Summary

Display bootloader summary

Returns:

  • a list of summary lines



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# File '../../src/modules/BootELILO.rb', line 361

def Summary
  # summary text, %1 is bootloader name (eg. LILO)
  result = [
    Builtins.sformat(
      _("Boot loader type: %1"),
      BootCommon.getLoaderName(BootCommon.getLoaderType(false), :summary)
    )
  ]

  if Ops.get(BootCommon.globals, "boot_efilabel", "") == "" ||
      !@create_efi_entry
    result =
      # summary text
      Builtins.add(result, _("Do Not Create EFI Boot Manager Entry"))
  else
    result = Builtins.add(
      result,
      Builtins.sformat(
        # summary text, %1 is label of the entry of EFI boot manager
        _("Create EFI Boot Manager Entry %1"),
        Ops.get(BootCommon.globals, "boot_efilabel", "")
      )
    )
  end
  sects = []
  Builtins.foreach(BootCommon.sections) do |s|
    title = Ops.get_string(s, "name", "")
    # section name "suffix" for default section
    _def = title == Ops.get(BootCommon.globals, "default", "") ?
      _(" (default)") :
      ""
    sects = Builtins.add(
      sects,
      String.EscapeTags(Builtins.sformat("+ %1%2", title, _def))
    )
  end
  # summary text. %1 is list of bootloader sections
  result = Builtins.add(
    result,
    Builtins.sformat(
      _("Sections:<br>%1"),
      Builtins.mergestring(sects, "<br>")
    )
  )
  deep_copy(result)
end

- (String) tomyhexa(boot_part)

bnc #438215 - YaST creates efibootloader entry twice Function convert number of partition to hexa

Parameters:

  • any

    number of boot partition (10 or “10”)

Returns:

  • (String)

    number boot partition in hexa (“a”) - without “0x”



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# File '../../src/modules/BootELILO.rb', line 473

def tomyhexa(boot_part)
  boot_part = deep_copy(boot_part)
  ret = "1000"

  int_boot_part = Builtins.tointeger(boot_part)
  if int_boot_part != nil
    hexa = Builtins.tohexstring(int_boot_part)
    if Builtins.search(hexa, "x") != nil
      hexa_without_0x = Builtins.splitstring(hexa, "x")
      if Ops.greater_than(Builtins.size(hexa_without_0x), 1)
        ret = Ops.get(hexa_without_0x, 1, "1000")
      end
    end
  end
  ret
end

- (Object) Update

Update read settings to new version of configuration files



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# File '../../src/modules/BootELILO.rb', line 410

def Update
  # Update global options of bootloader
  # modifies internal structures
  if Ops.get(BootCommon.globals, "timeout", "") == ""
    Ops.set(BootCommon.globals, "timeout", "8")
  end
  Ops.set(BootCommon.globals, "append", BootArch.DefaultKernelParams(""))

  BootCommon.UpdateSections 
  # FIXME EFI entry name

  nil
end

- (Object) updateEFILabel

bnc #269198 change efi-label Function check if there exist same efi-label or different for same partition if efi-label is different delete it and create new one if it is same nothing to do it.



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# File '../../src/modules/BootELILO.rb', line 496

def updateEFILabel
  ret = true
  cmd = ""
  mp = Storage.GetMountPoints
  boot_dev = Ops.get_string(mp, [getEfiMountPoint, 0], "/boot/efi")
  splited = Storage.GetDiskPartition(boot_dev)
  boot_part = Ops.get_integer(splited, "nr", 0)
  boot_disk = Ops.get_string(splited, "disk", "")


  # command for checking same boot entry in efi bnc #438215 (YaST creates efibootloader entry twice)
  cmd = Builtins.sformat(
    "/usr/sbin/efibootmgr -v | grep -c \"%1.*HD(%2.*File(.\\efi.\\SuSE.\\elilo.efi)\"",
    Ops.get(BootCommon.globals, "boot_efilabel", ""),
    tomyhexa(boot_part)
  )

  # check how many entries with same label and partition is actually in efi
  Builtins.y2milestone("run command %1", cmd)
  out = Convert.to_map(SCR.Execute(path(".target.bash_output"), cmd))
  Builtins.y2milestone("output of command %1", out)

  # check number of same boot entries in efi
  # if boot entry is added -> don't add it again
  if Builtins.deletechars(Ops.get_string(out, "stdout", ""), "\n") != "0"
    if Ops.get_integer(out, "exit", 0) == 0
      Builtins.y2milestone("Skip adding new boot entry - EFI Label exist")
    else
      Builtins.y2error("Calling command %1 faild", cmd)
    end
    return ret
  else
    cmd = Builtins.sformat(
      "/usr/sbin/efibootmgr -v | grep -c \"HD(%1.*File(.\\efi.\\SuSE.\\elilo.efi)\"",
      tomyhexa(boot_part)
    )
    # check how many entries with same label and partition is actually in efi
    Builtins.y2milestone("run command %1", cmd)
    out2 = Convert.to_map(SCR.Execute(path(".target.bash_output"), cmd))
    Builtins.y2milestone("output of command %1", out2)

    # check how many boot entries have same number of partitions
    if Builtins.deletechars(Ops.get_string(out2, "stdout", ""), "\n") != "0"
      # delete old boot entry

      cmd = Builtins.sformat(
        "efibootmgr -v |grep \"HD(%1.*File(.\\efi.\\SuSE.\\elilo.efi)\" | cut -d \" \" -f 1",
        tomyhexa(boot_part)
      )
      Builtins.y2milestone("run command %1", cmd)
      out2 = Convert.to_map(SCR.Execute(path(".target.bash_output"), cmd))
      Builtins.y2milestone("output of command %1", out2)

      boot_entries = Ops.get_string(out2, "stdout", "")
      Builtins.y2milestone(
        "EFI boot entries with \"same\" boot partition %1",
        boot_entries
      )

      list_boot_entries = Builtins.splitstring(boot_entries, "\n")

      Builtins.y2milestone("list_boot_entries=%1", list_boot_entries)

      Builtins.foreach(list_boot_entries) do |entry|
        if Builtins.deletechars(entry, "\n*") != "" &&
            Builtins.deletechars(entry, "\n*") != nil
          cmd = Builtins.sformat(
            "/usr/sbin/efibootmgr --delete-bootnum --bootnum %1 -q;",
            Builtins.substring(Builtins.deletechars(entry, "\n*"), 4, 4)
          )
          Builtins.y2milestone("run command %1", cmd)
          out2 = Convert.to_map(
            SCR.Execute(path(".target.bash_output"), cmd)
          )
          Builtins.y2milestone("output of command %1", out2)
        end
      end
    end
    # add new boot entry
    bl_logfile = "/var/log/YaST2/y2log_bootloader"
    bl_command = Builtins.sformat(
      "/usr/sbin/efibootmgr -v --create --label \"%1\" " +
        "--disk %2 --part %3 " +
        "--loader '\\efi\\SuSE\\elilo.efi' --write-signature >> %4 2>&1",
      Ops.get(BootCommon.globals, "boot_efilabel", ""),
      boot_disk,
      boot_part,
      bl_logfile
    )
    ret = ret && installBootLoader(bl_command, bl_logfile)
  end
  ret
end

- (Boolean) Write

Write bootloader settings to disk

Returns:

  • (Boolean)

    true on success



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# File '../../src/modules/BootELILO.rb', line 637

def Write
  Builtins.y2milestone("run Write function from BootELILO")
  #	SCR::Execute (.target.bash, "/sbin/elilo");
  ret = BootCommon.UpdateBootloader
  ret = false if ret == nil

  # FIXME find a better way to report status
  if ret && !@efi_available
    Popup.TimedMessage(
      _(
        "System was not booted via EFI firmware. To boot your\ncomputer, you need to load ELILO via the EFI shell."
      ),
      10
    )
  end

  updateEFILabel if Mode.normal

  if BootCommon.location_changed || @create_efi_entry
    mp = Storage.GetMountPoints
    boot_dev = Ops.get_string(mp, [getEfiMountPoint, 0], "/boot/efi")
    splited = Storage.GetDiskPartition(boot_dev)
    boot_part = Ops.get_integer(splited, "nr", 0)
    boot_disk = Ops.get_string(splited, "disk", "")
    Builtins.y2milestone("Disk: %1, Part: %2", boot_disk, boot_part)

    # Create new EFI Bootmgr Label if specified
    if Ops.get(BootCommon.globals, "boot_efilabel", "") != ""
      bl_logfile = "/var/log/YaST2/y2log_bootloader"
      bl_command = Builtins.sformat(
        "/usr/sbin/efibootmgr -v --create --label \"%1\" " +
          "--disk %2 --part %3 " +
          "--loader '\\efi\\SuSE\\elilo.efi' --write-signature >> %4 2>&1",
        Ops.get(BootCommon.globals, "boot_efilabel", ""),
        boot_disk,
        boot_part,
        bl_logfile
      )

      # command for checking same boot entry in efi bnc #438215 (YaST creates efibootloader entry twice)
      cmd = Builtins.sformat(
        "/usr/sbin/efibootmgr -v | grep -c \"%1.*HD(%2.*File(.\\efi.\\SuSE.\\elilo.efi)\"",
        Ops.get(BootCommon.globals, "boot_efilabel", ""),
        tomyhexa(boot_part)
      )
      Builtins.y2milestone("Command for checking same boot entry: %1", cmd)

      # check how many entries with same label and partition is actually in efi
      out = Convert.to_map(SCR.Execute(path(".target.bash_output"), cmd))

      # check number of same boot entries in efi
      # if boot entry is added -> don't add it again
      if Builtins.deletechars(Ops.get_string(out, "stdout", ""), "\n") == "0"
        ret = ret && installBootLoader(bl_command, bl_logfile)
      else
        if @added_label_to_efi
          Builtins.y2milestone(
            "Skip adding boot entry: %1 to EFI. There already exist and was added: %2 with \n\t\t\t\tsame label and partition.",
            Ops.get(BootCommon.globals, "boot_efilabel", ""),
            Builtins.deletechars(Ops.get_string(out, "stdout", ""), "\n")
          )
        else
          # delete efi entry with same label name and partition
          deleteSameEFIBootEntry(
            Ops.get(BootCommon.globals, "boot_efilabel", ""),
            boot_part
          )
          # add new efi boot entry
          ret = ret && installBootLoader(bl_command, bl_logfile)
        end
      end
    end


    # Remove existing old, obsolete menu entries
    #
    # FIXME should be handled completly through the library

    # Detect the current default boot entry (e.g. "0007")
    default_entry_map = Convert.to_map(
      SCR.Execute(
        path(".target.bash_output"),
        "/usr/sbin/efibootmgr |grep ^BootOrder: | " +
          "cut -d ' ' -f 2 | cut -d ',' -f 1"
      )
    )
    new_entry = Ops.get_string(default_entry_map, "stdout", "")

    # Check for validity -- returned default_entry has to be 4 chars long
    # and be composed of numbers and characters only
    if Builtins.size(new_entry) != 4 &&
        Builtins.regexpmatch(new_entry, "[0-9A-F]") == false
      Builtins.y2error(
        "BootELILO: Found default boot entry %1 isn't valid",
        new_entry
      )
    else
      # Remove newlines and carriage returns in string
      new_entry = Builtins.deletechars(new_entry, "\n ")

      # Attach prefix "Boot" for proper matching
      new_entry = Ops.add("Boot", new_entry)

      # Prepare command for fetching string "HD(...)"
      # from efibootmgr output
      command = Builtins.sformat(
        "set -o pipefail; /usr/sbin/efibootmgr -v | " +
          "grep '%1' |sed 's/%1.*\\(HD(.*)File(.*)\\).*/\\1/'",
        String.Quote(new_entry)
      )

      hd_descr_map = Convert.to_map(
        SCR.Execute(path(".target.bash_output"), command)
      )
      Builtins.y2milestone("BootELILO: hd_descr_map = %1", hd_descr_map)

      # Remove newlines and carriage returns in string
      hd_descr = Builtins.deletechars(
        Ops.get_string(hd_descr_map, "stdout", ""),
        "\n "
      )

      # Prepare command for fetching boot entry number corresponding
      # to "HD(...)" string from efibootmgr output
      command = Builtins.sformat(
        "set -o pipefail; /usr/sbin/efibootmgr -v |" +
          "grep '%1' |awk '{print $1}'",
        String.Quote(hd_descr)
      )

      entries2remove_map = Convert.to_map(
        SCR.Execute(path(".target.bash_output"), command)
      )
      Builtins.y2milestone(
        "BootELILO: entries2remove_map = %1",
        entries2remove_map
      )
      entries2remove_string = Ops.get_string(
        entries2remove_map,
        "stdout",
        ""
      )

      # Convert the string containing the entries to be removed to a list
      entries2remove_list = Builtins.splitstring(
        entries2remove_string,
        "\n"
      )

      # Check if there are entries to remove, thus if listsize is greater than 0
      listsize = Builtins.size(entries2remove_list)
      if Ops.greater_than(listsize, 0)
        # Rermove the last entry of the list (because it's an empty one)
        lastentry = Ops.subtract(listsize, 1)
        entries2remove_list = Builtins.remove(
          entries2remove_list,
          lastentry
        )
        Builtins.y2milestone(
          "BootELILO: entries2remove_list = %1",
          entries2remove_list
        )

        # Filter the bootnumbers from strings for further usage
        entries2remove_list = Builtins.maplist(entries2remove_list) do |entry2remove|
          if Builtins.issubstring(entry2remove, new_entry) == false
            entry2remove = Builtins.substring(entry2remove, 4, 4)
            next entry2remove
          end
        end

        # Delete obsolete bootentries by bootnumbers
        Builtins.foreach(entries2remove_list) do |entry2remove|
          command2 = Builtins.sformat(
            "/usr/sbin/efibootmgr --delete-bootnum --bootnum %1 -q;",
            entry2remove
          )
          Builtins.y2milestone("Running command %1", command2)
          ret_map = Convert.to_map(
            SCR.Execute(path(".target.bash_output"), command2)
          )
          Builtins.y2milestone("BootELILO: ret_map = %1", ret_map)
          ret = Ops.get_integer(ret_map, "exit", 1) == 0
        end
      else
        Builtins.y2milestone("BootELILO: No obsolete entry to remove")
      end
    end
  end
  ret
end