Class: Yast::KdumpClass

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# File '../../src/modules/Kdump.rb', line 255

def AddDeviceVgamode(section)
  section = deep_copy(section)
  tmp_boot_section = Builtins.tostring(Ops.get(section, "append"))
  # adding root device
  tmp_boot_section = Ops.add(
    Ops.add(tmp_boot_section, " root="),
    Builtins.tostring(Ops.get(section, "root"))
  )
  tmp_boot_section = Ops.add(
    Ops.add(tmp_boot_section, " vga="),
    Builtins.tostring(Ops.get(section, "vgamode"))
  )

  Builtins.splitstring(tmp_boot_section, " ")
end

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# File '../../src/modules/Kdump.rb', line 1087

def AddPackages
  if Mode.installation
    @kdump_packages = Builtins.add(@kdump_packages, "kexec-tools")
    @kdump_packages = Builtins.add(@kdump_packages, "yast2-kdump")
    if Arch.ppc64
      @kdump_packages = Builtins.add(@kdump_packages, "kernel-kdump")
    else
      @kdump_packages = Builtins.add(@kdump_packages, "kdump")
    end
  end

  nil
end

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# File '../../src/modules/Kdump.rb', line 503

def BuildCrashkernelValue
  # if user doesn't modified or select don't modify
  # return readed value
  return @crashkernel_param_value if @crashkernel_list_ranges

  crash_value = ""
  crash_value = Ops.add(@allocated_memory, "M")

  # bnc#563905 problem with offset in crashkernel
  if Arch.i386 || Arch.x86_64 || Arch.ia64 || Arch.ppc64
    Builtins.y2milestone(
      "i386, x86_64, ia64 and ppc64 platforms are without offset"
    )
  else
    if Mode.normal
      Popup.Error(
        _("Unsupported architecture, \"crashkernel\" was not added")
      )
    end
    Builtins.y2error("Unsupported platform/architecture...")
  end

  reserved_memory = Builtins.tostring(
    Ops.multiply(2, Builtins.tointeger(@allocated_memory))
  )


  crash_value = Ops.add(Ops.add(reserved_memory, "M-:"), crash_value)
  Builtins.y2milestone("builded crashkernel value is %1", crash_value)
  crash_value
end

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# File '../../src/modules/Kdump.rb', line 1126

def CheckPackages
  # remove duplicates
  @kdump_packages = Builtins.toset(@kdump_packages)
  if !@add_crashkernel_param
    Builtins.y2milestone(
      "deselect packages for installation: %1",
      @kdump_packages
    )
    pkg_deselect = false
    Builtins.foreach(@kdump_packages) do |p|
      PackagesProposal.RemoveResolvables("yast2-kdump", :package, [p])
      pkg_deselect = true
    end
    if pkg_deselect
      Builtins.y2milestone(
        "Deselected kdump packages for installation: %1",
        @kdump_packages
      )
    end
  else
    Builtins.y2milestone(
      "select packages for installation: %1",
      @kdump_packages
    )
    pkg_added = false
    Builtins.foreach(@kdump_packages) do |p|
      PackagesProposal.AddResolvables("yast2-kdump", :package, [p])
      pkg_added = true
    end
    if pkg_added
      Builtins.y2milestone(
        "Selected kdump packages for installation: %1",
        @kdump_packages
      )
    end
  end

  nil
end

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# File '../../src/modules/Kdump.rb', line 437

def checkPassword
  return true if Ops.get(@KDUMP_SETTINGS, "KDUMP_SMTP_PASSWORD", "") != ""

  if Builtins.search(Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", ""), "file") != nil ||
      Builtins.search(Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", ""), "nfs") != nil ||
      Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", "") == ""
    return false
  end

  if Builtins.search(Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", ""), "@") == nil
    return false
  end

  temp = Builtins.splitstring(
    Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", ""),
    "@"
  )
  temp_1 = Ops.get(temp, 0, "")
  position = Builtins.findlastof(temp_1, ":")
  return false if position == nil

  # if there is 2 times ":" -> it means that password is defined
  # for example cifs://login:password@server....
  if Ops.greater_than(position, 6)
    return true
  else
    return false
  end
end

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# File '../../src/modules/Kdump.rb', line 564

def CheckXenDefault(act_boot_secion)
  if act_boot_secion != "" && act_boot_secion != nil
    section_position = -1
    Builtins.foreach(BootCommon.sections) do |section|
      section_position = Ops.add(section_position, 1)
      name = Builtins.tostring(Ops.get(section, "name"))
      type = Builtins.tostring(Ops.get(section, "type"))
      if name == act_boot_secion && type == "xen"
        @section_pos = section_position
        Builtins.y2milestone("default boot section is Xen...")
      end
    end
    if @section_pos == -1
      Builtins.y2milestone("default boot section is NOT Xen...")
    end
  end

  nil
end

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# File '../../src/modules/Kdump.rb', line 280

def Chmod(target, permissions)
  if !FileUtils.Exists(target)
    Builtins.y2error("Target %1 doesn't exist", target)
    return false
  end

  if !FileUtils.Exists("/bin/chmod")
    Builtins.y2error("tool: /bin/chmod not found")
    return false
  end

  cmd = Builtins.sformat("/bin/chmod %1 %2", permissions, target)
  cmd_out = Convert.to_map(SCR.Execute(path(".target.bash_output"), cmd))

  if Ops.get_integer(cmd_out, "exit", -1) != 0
    Builtins.y2error("Command >%1< returned %2", cmd, cmd_out)
    return false
  end
  Builtins.y2milestone("Command: %1 finish successful.", cmd)
  true
end

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# File '../../src/modules/Kdump.rb', line 229

def CmpKernelAndBootOptions(kernel_option, boot_options)
  kernel_option = deep_copy(kernel_option)
  boot_options = deep_copy(boot_options)
  result = Builtins.size(kernel_option)
  dif_size = Ops.subtract(
    Builtins.size(boot_options),
    Builtins.size(kernel_option)
  )
  dif_size = Ops.multiply(dif_size, -1) if Ops.less_than(dif_size, 0)
  Builtins.foreach(kernel_option) do |option|
    if Builtins.contains(boot_options, option)
      result = Ops.subtract(result, 1)
    end
  end

  result = Ops.add(result, dif_size)
  result
end

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# File '../../src/modules/Kdump.rb', line 542

def convertCrashkernelForXEN(crash)
  crash_value = ""
  if crash != ""
    crash_value = Ops.add(getAllocatedMemory(crash), "M") 
    # bnc#563905 problem with offset in crashkernel
    #if ((Arch::i386()) ||(Arch::x86_64()) || Arch::ppc64())
    #	crash_value = crash_value + "@16M";
  end
  Builtins.y2milestone(
    "Converting crashkernel value from: (%1) to :(%2)",
    crash,
    crash_value
  )
  crash_value
end

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# File '../../src/modules/Kdump.rb', line 1251

def Export
  out = {
    "crash_kernel"     => BuildCrashkernelValue(),
    "add_crash_kernel" => @add_crashkernel_param,
    "general"          => filterExport(@KDUMP_SETTINGS)
  }

  Builtins.y2milestone("Kdump exporting settings: %1", out)
  deep_copy(out)
end

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# File '../../src/modules/Kdump.rb', line 1296

def fadump_supported?
  Arch.ppc64
end

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# File '../../src/modules/Kdump.rb', line 1234

def filterExport(settings)
  settings = deep_copy(settings)
  ret = {}
  keys = Convert.convert(
    Map.Keys(@DEFAULT_CONFIG),
    :from => "list",
    :to   => "list <string>"
  )
  ret = Builtins.filter(settings) do |key, value|
    next true if Builtins.contains(keys, key)
  end

  deep_copy(ret)
end

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# File '../../src/modules/Kdump.rb', line 308

def GetActualBootSection
  # read option from bootlaoder

  result = ""
  kernel_boot_options = ""
  min_dif_size = 1000
  if Mode.update
    result = Bootloader.getDefaultSection
    section_position = -1
    Builtins.foreach(BootCommon.sections) do |section|
      section_position = Ops.add(section_position, 1)
      name = Builtins.tostring(Ops.get(section, "name"))
      if name == result && Ops.get(section, "xen_append") != nil
        @section_pos = section_position
        @kernel_version = "xen"
      end
    end
    return result
  end

  # reading bootloader settings
  old_progress = Progress.set(false)
  Bootloader.Read
  Progress.set(old_progress)

  # reading kernel options
  command = "cat /proc/cmdline"
  options = Convert.to_map(
    SCR.Execute(path(".target.bash_output"), command)
  )
  Builtins.y2milestone(
    "[kdump] (GetActualBootSection) command read boot options from kernel:  %1  output: %2",
    command,
    options
  )

  return "" if Ops.get(options, "exit") != 0

  kernel_boot_options = Builtins.tostring(Ops.get(options, "stdout"))

  # reading version of kernel
  command = "uname -r"
  options = Convert.to_map(
    SCR.Execute(path(".target.bash_output"), command)
  )
  Builtins.y2milestone(
    "[kdump] (GetActualBootSection) command read kernel version:  %1  output: %2",
    command,
    options
  )

  return "" if Ops.get(options, "exit") != 0

  @kernel_version = Builtins.tostring(Ops.get(options, "stdout"))
  Builtins.y2milestone(
    "[kdump] (GetActualBootSection) kerne version: %1",
    @kernel_version
  )

  # boot sections from bootloader
  sects = deep_copy(BootCommon.sections)

  # deleting non linux sections
  sects = Builtins.filter(sects) { |s| !Builtins.haskey(s, "chainloader") }

  Builtins.y2milestone(
    "[kdump] (GetActualBootSection) BootCommon::sections only linux sections:  %1",
    sects
  )

  # find probably boot section, what was used during start-up
  Builtins.foreach(sects) do |section|
    image = Builtins.tostring(Ops.get(section, "image"))
    if image != nil
      command = Ops.add("/sbin/get_kernel_version ", image)
      options = Convert.to_map(
        SCR.Execute(path(".target.bash_output"), command)
      )

      if Ops.get(options, "exit") == 0
        ret = Builtins.tostring(Ops.get(options, "stdout"))

        if ret == @kernel_version
          #Popup::Message("hura!");
          value = CmpKernelAndBootOptions(
            Builtins.splitstring(kernel_boot_options, " "),
            AddDeviceVgamode(section)
          )
          if Ops.less_than(value, min_dif_size)
            min_dif_size = value
            result = Builtins.tostring(Ops.get(section, "name"))
          end
        end # end if (ret == kernel_version)
      end # end if (options["exit"]:nil ==  0)
    end # end of if (image != nil)
  end # end of foreach(map section, sects, {

  Builtins.y2milestone(
    "[kdump] (GetActualBootSection) selected boot section :  %1",
    result
  )
  result
end

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

def getAllocatedMemory(crash_value)
  result = ""
  allocated = ""
  range = ""
  if Builtins.search(crash_value, ",") != nil
    ranges = Builtins.splitstring(crash_value, ",")
    @crashkernel_list_ranges = true
    range = Ops.get(ranges, 0, "")
  else
    range = crash_value
  end
  Builtins.y2milestone("The 1st range from crashkernel is %1", range)
  position = Builtins.search(range, ":")

  if position != nil
    allocated = Builtins.substring(range, Ops.add(position, 1))
  else
    allocated = range
  end

  result = Builtins.substring(allocated, 0, Builtins.search(allocated, "M"))

  Builtins.y2milestone("Allocated memory is %1", result)
  result
end

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# File '../../src/modules/Kdump.rb', line 417

def getCrashKernelValue(crash)
  Builtins.y2milestone("crashkernel option %1", crash)
  result = ""
  if crash != "" || crash != nil
    position = Builtins.search(crash, "=")
    if position != nil
      result = Builtins.substring(crash, Ops.add(position, 1))
    else
      Builtins.y2error("Wrong crashkernel option!")
    end
  end
  Builtins.y2milestone("crashkernel value is %1", result)
  result
end

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# File '../../src/modules/Kdump.rb', line 209

def GetModified
  Builtins.y2debug("modified=%1", @modified)
  @modified
end

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# File '../../src/modules/Kdump.rb', line 1265

def Import(settings)
  settings = deep_copy(settings)
  Builtins.y2milestone("Importing settings for kdump")
  @crashkernel_param_value = Ops.get_string(settings, "crash_kernel", "")
  @add_crashkernel_param = Ops.get_boolean(
    settings,
    "add_crash_kernel",
    false
  )
  result = true
  my_import_map = Ops.get_map(settings, "general", {})
  Builtins.foreach(Map.Keys(@DEFAULT_CONFIG)) do |key|
    str_key = Builtins.tostring(key)
    val = Ops.get(my_import_map, str_key)
    Ops.set(@KDUMP_SETTINGS, str_key, val) if val != nil
    if val == nil
      Ops.set(@KDUMP_SETTINGS, str_key, Ops.get(@DEFAULT_CONFIG, str_key))
    end
  end
  if Builtins.haskey(settings, "crash_kernel") ||
      Builtins.haskey(settings, "add_crash_kernel") ||
      Ops.greater_than(Builtins.size(my_import_map), 0)
    @import_called = true
  end
  result
end

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# File '../../src/modules/Kdump.rb', line 37

def main
  textdomain "kdump"

  Yast.import "Progress"
  Yast.import "Report"
  Yast.import "Summary"
  Yast.import "Message"
  Yast.import "BootCommon"
  #import "Storage";
  Yast.import "Map"
  Yast.import "Bootloader"
  Yast.import "Service"
  Yast.import "Popup"
  Yast.import "Arch"
  Yast.import "Mode"
  Yast.import "ProductControl"
  Yast.import "ProductFeatures"
  Yast.import "PackagesProposal"
  Yast.import "FileUtils"
  Yast.import "Directory"

  # Data was modified?
  @modified = false

  # kdump config file

  @kdump_file = "/etc/sysconfig/kdump"



  @proposal_valid = false

  # List of available partiotions
  # with known partition
  #
  # list <string>
  @available_partitions = []

  # true if propose was called
  @propose_called = false

  # List of available partiotions
  # without filesystem or with uknown
  #
  # list <string>
  @uknown_fs_partitions = []

  # Total available memory [MB]
  #
  #
  # integer
  @total_memory = 0

  # Boolean option indicates that "crashkernel" includes
  #  several ranges
  #
  # boolean true if there are several ranges (>1)
  @crashkernel_list_ranges = false


  #  list of packages for installation
  @kdump_packages = []

  # Number of cpus
  #
  # integer
  @number_of_cpus = 1

  # kernel version (uname -r)
  #
  # string
  @kernel_version = ""


  # Position actual boot section in BootCommon::sections list
  # it is relevant only if XEN boot section is used
  #
  # integer
  @section_pos = -1


  # Boolean option indicates kernel parameter
  # "crashkernel"
  #
  # boolean true if kernel parameter is set
  @crashkernel_param = false

  # String option indicates value of kernel parameter
  # "crashkernel"
  #
  # string value of kernel parameter
  @crashkernel_param_value = ""

  # Boolean option indicates add kernel param
  # "crashkernel"
  #
  # boolean true if kernel parameter will be add
  @add_crashkernel_param = false


  # String option for alocate of memory for boot param
  # "crashkernel"
  #
  # string value number of alocate memory
  @allocated_memory = "0"

  # Boolean option indicates that Import()
  # was called and data was proposed
  #
  # boolean true if import was called with data

  @import_called = false


  # String option identify which boot section was used
  # during boot process
  #
  # string value actual boot section

  @actual_boot_section = ""


  # Write only, used during autoinstallation.
  # Don't run services and SuSEconfig, it's all done at one place.
  @write_only = false

  # Abort function
  # return boolean return true if abort
  @AbortFunction = nil

  # map of deafult values for options in UI
  #
  # global map <string, string >

  @DEFAULT_CONFIG = {
    "KDUMP_KERNELVER"          => "",
    "KDUMP_COMMANDLINE"        => "",
    "KDUMP_COMMANDLINE_APPEND" => "",
    "KEXEC_OPTIONS"            => "",
    "KDUMP_IMMEDIATE_REBOOT"   => "yes",
    "KDUMP_COPY_KERNEL"        => "yes",
    "KDUMP_TRANSFER"           => "",
    "KDUMP_SAVEDIR"            => "file:///var/crash",
    "KDUMP_KEEP_OLD_DUMPS"     => "5",
    "KDUMP_FREE_DISK_SIZE"     => "64",
    "KDUMP_VERBOSE"            => "3",
    "KDUMP_DUMPLEVEL"          => "0",
    "KDUMP_DUMPFORMAT"         => "compressed", #or "ELF"
    "KDUMP_SMTP_SERVER"        => "",
    "KDUMP_SMTP_USER"          => "",
    "KDUMP_SMTP_PASSWORD"      => "",
    "KDUMP_NOTIFICATION_TO"    => "",
    "KDUMP_NOTIFICATION_CC"    => ""
  }

  # map <string, string > of kdump settings
  #
  @KDUMP_SETTINGS = {}

  # initial kdump settings replaced in Read function
  @initial_kdump_settings = deep_copy(@KDUMP_SETTINGS)
end

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# File '../../src/modules/Kdump.rb', line 1168

def Propose
  Builtins.y2milestone("Proposing new settings of kdump")
  # read available memory
  ReadAvailableMemory()
  # set default values for global variables
  ProposeGlobalVars()

  # add packages for installation
  AddPackages()

  # select packages for installation
  CheckPackages()

  nil
end

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# File '../../src/modules/Kdump.rb', line 689

def ProposeAllocatedMemory
  # only propose once
  return true if @allocated_memory != "0"

  write_temporary_config_file
  out = SCR.Execute(path(".target.bash_output"), PROPOSE_ALLOCATED_MEMORY_MB_COMMAND)
  @allocated_memory = out["stdout"].chomp
  if out["exit"] != 0 or @allocated_memory.empty?
    # stderr has been already logged
    Builtins.y2error("failed to propose allocated memory")
    @allocated_memory = PROPOSE_ALLOCATED_MEMORY_MB_FALLBACK
  end
  Builtins.y2milestone(
    "[kdump] allocated memory if not set in \"crashkernel\" param: %1",
    @allocated_memory
  )
  true
end

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# File '../../src/modules/Kdump.rb', line 1104

def ProposeGlobalVars
  if !@propose_called
    # propose disable kdump if PC has less than 1024MB RAM
    if Ops.less_than(@total_memory, 1024)
      @add_crashkernel_param = false
    else
      @add_crashkernel_param = true
    end

    @crashkernel_param = false
    # added defualt settings
    @KDUMP_SETTINGS = deep_copy(@DEFAULT_CONFIG)
  end
  @propose_called = true

  nil
end

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# File '../../src/modules/Kdump.rb', line 939

def Read
  # Kdump read dialog caption
  caption = _("Initializing kdump Configuration")
  steps = 4

  Progress.New(
    caption,
    " ",
    steps,
    [
      # Progress stage 1/4
      _("Reading the config file..."),
      # Progress stage 3/4
      _("Reading kernel boot options..."),
      # Progress stage 4/4
      _("Reading available memory...")
    ],
    [
      # Progress step 1/4
      _("Reading the config file..."),
      # Progress step 2/4
      _("Reading partitions of disks..."),
      # Progress finished 3/4
      _("Reading available memory..."),
      # Progress finished 4/4
      Message.Finished
    ],
    ""
  )

  # read database
  return false if Abort()
  Progress.NextStage
  # Error message
  if !ReadKdumpSettings()
    Report.Error(_("Cannot read config file /etc/sysconfig/kdump"))
  end

  # read another database
  return false if Abort()
  Progress.NextStep
  # Error message
  if !ReadKdumpKernelParam()
    Report.Error(_("Cannot read kernel boot options."))
  end

  # read another database
  return false if Abort()
  Progress.NextStep
  # Error message
  Report.Error(_("Cannot read available memory.")) if !ReadAvailableMemory()

  return false if Abort()
  # Progress finished
  Progress.NextStage

  return false if Abort()
  @modified = false
  true
end

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# File '../../src/modules/Kdump.rb', line 713

def ReadAvailableMemory
  output = Convert.convert(
    SCR.Read(path(".probe.memory")),
    :from => "any",
    :to   => "list <map>"
  )
  Builtins.y2milestone(
    "[kdump] (ReadAvailableMemory) SCR::Read(.probe.memory): %1",
    output
  )

  resor = {}
  temp = Builtins.maplist(output) { |mem| Ops.get(mem, "resource") }
  #y2milestone("[kdump] (ReadAvailableMemory) temp: %1", temp);
  resor = Builtins.tomap(Ops.get(temp, 0))

  output = Convert.convert(
    Ops.get(resor, "phys_mem"),
    :from => "any",
    :to   => "list <map>"
  )
  temp = Builtins.maplist(output) { |mem| Ops.get(mem, "range") }
  #list <any> range = maplist(map resor["phys_mem"]:nil);

  #resor = (map)range;
  @total_memory = Ops.divide(Builtins.tointeger(Ops.get(temp, 0)), 1048576)
  Builtins.y2milestone(
    "[kdump] (ReadAvailableMemory) total phys. memory [MB]: %1",
    Builtins.tostring(@total_memory)
  )
  ProposeAllocatedMemory()
  true
end

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# File '../../src/modules/Kdump.rb', line 640

def ReadKdumpKernelParam
  @actual_boot_section = GetActualBootSection()

  if Builtins.search(@kernel_version, "xen") != nil
    return ReadXenKdumpKernelParam(@actual_boot_section)
  end


  if @actual_boot_section == ""
    @actual_boot_section = Bootloader.getDefaultSection
  end

  result = Bootloader.getKernelParam(@actual_boot_section, "crashkernel")

  #Popup::Message(result);
  if result == "false"
    @crashkernel_param = false
    @add_crashkernel_param = false
  else
    @crashkernel_param = true
    @add_crashkernel_param = true
  end

  @crashkernel_param_value = result
  if result != "false"
    @allocated_memory = getAllocatedMemory(@crashkernel_param_value)
  end

  true
end

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# File '../../src/modules/Kdump.rb', line 752

def ReadKdumpSettings
  @KDUMP_SETTINGS = deep_copy(@DEFAULT_CONFIG)
  Builtins.foreach(SCR.Dir(path(".sysconfig.kdump"))) do |key|
    val = Convert.to_string(
      SCR.Read(Builtins.add(path(".sysconfig.kdump"), key))
    )
    Ops.set(@KDUMP_SETTINGS, key, val) if val != nil
  end

  debug_KDUMP_SETTINGS = deep_copy(@KDUMP_SETTINGS)

  # delete KDUMP_SAVEDIR - it can include password
  Ops.set(debug_KDUMP_SETTINGS, "KDUMP_SAVEDIR", "********")
  Ops.set(debug_KDUMP_SETTINGS, "KDUMP_SMTP_PASSWORD", "********")
  Builtins.y2milestone("-------------KDUMP_SETTINGS-------------------")
  Builtins.y2milestone(
    "kdump configuration has been read without value \"KDUMP_SAVEDIR\" and \"KDUMP_SMTP_PASSWORD\": %1",
    debug_KDUMP_SETTINGS
  )
  Builtins.y2milestone("---------------------------------------------")

  @initial_kdump_settings = deep_copy(@KDUMP_SETTINGS)

  true
end

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# File '../../src/modules/Kdump.rb', line 590

def ReadXenKdumpKernelParam(act_boot_secion)
  crash = ""
  if @actual_boot_section == ""
    Builtins.y2milestone("Actual boot section was not found")
    @crashkernel_param = false
    @add_crashkernel_param = false
  else
    section_position = -1
    Builtins.foreach(BootCommon.sections) do |section|
      section_position = Ops.add(section_position, 1)
      name = Builtins.tostring(Ops.get(section, "name"))
      if name == act_boot_secion
        crash = Ops.get_string(section, "xen_append", "")
        @section_pos = section_position
      end
    end
  end

  if crash != ""
    xen_append = Builtins.splitstring(crash, " ")
    crash_arg = ""

    if Ops.greater_than(Builtins.size(xen_append), 1)
      Builtins.foreach(xen_append) do |key|
        crash_arg = key if Builtins.search(key, "crashkernel") != nil
      end
    else
      crash_arg = crash
    end

    if crash_arg != ""
      @crashkernel_param = true
      @add_crashkernel_param = true
      @crashkernel_param_value = getCrashKernelValue(crash_arg)
      @allocated_memory = getAllocatedMemory(@crashkernel_param_value)
    else
      @crashkernel_param = false
      @add_crashkernel_param = false
    end
  end

  true
end

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# File '../../src/modules/Kdump.rb', line 216

def SetModified
  @modified = true
  Builtins.y2debug("modified=%1", @modified)

  nil
end

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# File '../../src/modules/Kdump.rb', line 1186

def Summary
  result = []
  result = Builtins.add(
    result,
    Builtins.sformat(
      _("Kdump status: %1"),
      @add_crashkernel_param ? _("enabled") : _("disabled")
    )
  )
  if @add_crashkernel_param
    result = Builtins.add(
      result,
      Builtins.sformat(
        _("Value of crashkernel option: %1"),
        BuildCrashkernelValue()
      )
    )
    result = Builtins.add(
      result,
      Builtins.sformat(
        _("Dump format: %1"),
        Ops.get(@KDUMP_SETTINGS, "KDUMP_DUMPFORMAT", "")
      )
    )
    result = Builtins.add(
      result,
      Builtins.sformat(
        _("Target of dumps: %1"),
        Ops.get(@KDUMP_SETTINGS, "KDUMP_SAVEDIR", "")
      )
    )
    result = Builtins.add(
      result,
      Builtins.sformat(
        _("Number of dumps: %1"),
        Ops.get(@KDUMP_SETTINGS, "KDUMP_KEEP_OLD_DUMPS", "")
      )
    )
  end
  deep_copy(result)
end

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# File '../../src/modules/Kdump.rb', line 1003

def Update
  Builtins.y2milestone("Update kdump settings")
  ReadKdumpKernelParam()
  WriteKdumpBootParameter()
  true
end

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# File '../../src/modules/Kdump.rb', line 782

def update_initrd
  # See FATE#315780
  # See https://www.suse.com/support/kb/doc.php?id=7012786
  update_command = (using_fadump? ? "mkdumprd -f" : "mkinitrd")
  update_logfile = File.join(Directory.vardir, "y2logmkinitrd")

  run_command = update_command + " >> #{update_logfile} 2>&1"
  y2milestone("Running command: #{run_command}")
  ret = SCR.Execute(path(".target.bash"), run_command)

  if ret != 0
    y2error("Error updating initrd, see #{update_logfile} or call {update_command} manually")
    Report.Error(_(
      "Error updating initrd while calling '%{cmd}'.\n" +
      "See %{log} for details."
    ) % { :cmd => update_command, :log => update_logfile })
    return false
  end

  true
end

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# File '../../src/modules/Kdump.rb', line 1304

def use_fadump(new_value)
  # Trying to use fadump on unsupported hardware
  if !fadump_supported? && new_value
    Builtins.y2milestone("FADump is not supported on this hardware")
    Report.Error(_("Cannot use Firmware-assisted dump.\nIt is not supported on this hardware."))
    return false
  end

  @KDUMP_SETTINGS[FADUMP_KEY] = (new_value ? "yes" : "no")
  true
end

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# File '../../src/modules/Kdump.rb', line 1319

def using_fadump?
  @KDUMP_SETTINGS[FADUMP_KEY] == "yes"
end

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# File '../../src/modules/Kdump.rb', line 1326

def using_fadump_changed?
  @initial_kdump_settings[FADUMP_KEY] != @KDUMP_SETTINGS[FADUMP_KEY]
end

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# File '../../src/modules/Kdump.rb', line 1013

def Write
  # Kdump read dialog caption
  caption = _("Saving kdump Configuration")

  #number of stages
  steps = 2
  if Mode.installation
    write_kdump = ProductFeatures.GetBooleanFeature(
      "globals",
      "enable_kdump"
    )
    if write_kdump == nil || !write_kdump
      Builtins.y2milestone("Installation doesn't support kdump.")
      return true
    end
  end

  if (Mode.installation || Mode.autoinst) && !@add_crashkernel_param
    Builtins.y2milestone(
      "Skip writing of configuration for kdump during installation"
    )
    return true
  end

  # We do not set help text here, because it was set outside
  Progress.New(
    caption,
    " ",
    steps,
    [
      # Progress stage 1/2
      _("Write the settings"),
      # Progress stage 2/2
      _("Update boot options")
    ],
    [
      # Progress step 1/2
      _("Writing the settings..."),
      # Progress step 2/2
      _("Updating boot options..."),
      # Progress finished
      _("Finished")
    ],
    ""
  )

  # write settings
  return false if Abort()
  Progress.NextStage
  # Error message
  if ! WriteKdumpSettings()
    Report.Error(_("Cannot write settings."))
    return false
  end

  # write/delete bootloader option for kernel "crashkernel"
  return false if Abort()
  Progress.NextStage
  # Error message
  if !WriteKdumpBootParameter()
    Report.Error(_("Adding crashkernel parameter to bootloader fault."))
  end

  return false if Abort()
  # Progress finished
  Progress.NextStage

  return false if Abort()
  true
end

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# File '../../src/modules/Kdump.rb', line 673

def write_temporary_config_file
  # FIXME parameterize Write instead of copying the old config
  # NOTE make sure we do not lose 600 mode (cp is ok)
  command = "cp #{@kdump_file} #{TEMPORARY_CONFIG_FILE}"
  retcode = SCR.Execute(path(".target.bash"), command)
  # if this fails the system is broken; SCR has logged the details
  raise "cannot copy files" if retcode != 0
end

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# File '../../src/modules/Kdump.rb', line 844

def WriteKdumpBootParameter
  result = true
  old_progress = false
  if Mode.installation
    Bootloader.Read
    @actual_boot_section = Bootloader.getDefaultSection
    CheckXenDefault(@actual_boot_section)
  end

  Builtins.y2milestone("Default boot section is %1", @actual_boot_section)
  if @add_crashkernel_param
    crash_value = ""
    crash_value = BuildCrashkernelValue() if !Mode.autoinst

    if !@crashkernel_param || crash_value != @crashkernel_param_value
      crash_value = @crashkernel_param_value if Mode.autoinst

      if Mode.update
        if Builtins.search(crash_value, "@") != nil
          tmp_crash_value = Builtins.splitstring(crash_value, "@")
          crash_value = Ops.get(tmp_crash_value, 0, "")
          Builtins.y2milestone(
            "Delete offset crashkernel value: %1",
            crash_value
          )
        end
      end

      # write crashkernel option to boot section
      if @section_pos == -1
        result = Bootloader.setKernelParam(
          @actual_boot_section,
          "crashkernel",
          crash_value
        )
      else
        Ops.set(
          BootCommon.sections,
          [@section_pos, "xen_append"],
          Ops.add("crashkernel=", convertCrashkernelForXEN(crash_value))
        )
        # added flag which means that section was changed bnc #432651
        Ops.set(BootCommon.sections, [@section_pos, "__changed"], true)
        result = true
        Builtins.y2milestone(
          "Write boot section to XEN boot section %1",
          Ops.get(BootCommon.sections, @section_pos)
        )
      end
      old_progress = Progress.set(false)
      Bootloader.Write
      Progress.set(old_progress)
      # Popup::Message(crash_value);
      Builtins.y2milestone(
        "[kdump] (WriteKdumpBootParameter) adding chrashkernel option with value : %1",
        crash_value
      )
      if Mode.normal
        Popup.Message(_("To apply changes a reboot is necessary."))
      end

      Service.Enable("boot.kdump")
      return result
    end

    # start kernel-kdump at boot
    Service.Enable("boot.kdump")

    Service.Restart("boot.kdump") if Service.Status("boot.kdump") == 0
  else
    if @crashkernel_param
      #delete crashkernel paramter from bootloader
      result = Bootloader.setKernelParam(
        @actual_boot_section,
        "crashkernel",
        "false"
      )
      old_progress = Progress.set(false)
      Bootloader.Write
      Progress.set(old_progress)
      if Mode.normal
        Popup.Message(_("To apply changes a reboot is necessary."))
      end
    end
    Service.Disable("boot.kdump")
    Service.Stop("boot.kdump") if Service.Status("boot.kdump") == 0
    return result
  end
  true
end

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# File '../../src/modules/Kdump.rb', line 807

def WriteKdumpSettings
  debug_KDUMP_SETTINGS = deep_copy(@KDUMP_SETTINGS)
  # delete KDUMP_SAVEDIR - it can include password
  Ops.set(debug_KDUMP_SETTINGS, "KDUMP_SAVEDIR", "********")
  Ops.set(debug_KDUMP_SETTINGS, "KDUMP_SMTP_PASSWORD", "********")
  Builtins.y2milestone("-------------KDUMP_SETTINGS-------------------")
  Builtins.y2milestone(
    "kdump configuration for writing without value \"KDUMP_SAVEDIR\" and \"KDUMP_SMTP_PASSWORD\": %1",
    debug_KDUMP_SETTINGS
  )
  Builtins.y2milestone("---------------------------------------------")

  Builtins.foreach(@KDUMP_SETTINGS) do |option_key, option_val|
    SCR.Write(
      Builtins.add(path(".sysconfig.kdump"), option_key),
      option_val
    )
  end
  SCR.Write(path(".sysconfig.kdump"), nil)

  if using_fadump_changed? && ! update_initrd
    return false
  end

  if checkPassword
    Chmod(@kdump_file, "600")
  else
    Chmod(@kdump_file, "644")
  end
  true
end