Class: Yast::IscsiLioServerClass

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

Instance Method Summary (collapse)

Instance Method Details

- (Boolean) Abort

Abort function

Returns:

  • (Boolean)

    return true if abort



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# File '../../src/modules/IscsiLioServer.rb', line 76

def Abort
  return @AbortFunction.call == true if @AbortFunction != nil
  false
end

- (Object) activateIetdConfig(ietd)



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# File '../../src/modules/IscsiLioServer.rb', line 119

def activateIetdConfig(ietd)
  ietd = deep_copy(ietd)
  IscsiLioData.ActivateConfigIetd(ietd)
end

- (Hash) AutoPackages

Return packages needed to be installed and removed during Autoinstallation to insure module has all needed software installed.

Returns:

  • (Hash)

    with 2 lists.



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# File '../../src/modules/IscsiLioServer.rb', line 477

def AutoPackages
  # TODO FIXME: your code here...
  { "install" => [], "remove" => [] }
end

- (Hash) Export

Dump the iscsi-lio-server settings to a single map (For use by autoinstallation.)

Returns:

  • (Hash)

    Dumped settings (later acceptable by Import ())



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# File '../../src/modules/IscsiLioServer.rb', line 396

def Export
  targets = []
  Builtins.foreach(IscsiLioData.GetExportTargets) do |k, v|
    targets = Builtins.add(targets, v)
  end

  result = {
    "version" => "1.0",
    "service" => @serviceStatus,
    "auth"    => IscsiLioData.GetExportAuth("", 0),
    "targets" => targets
  }
  @configured = true
  deep_copy(result)
end

- (Object) getLunDesc(lun)



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# File '../../src/modules/IscsiLioServer.rb', line 412

def getLunDesc(lun)
  lun = deep_copy(lun)
  ret = ""
  Builtins.foreach(lun) do |l, m|
    ret = Ops.add(ret, ", ") if Ops.greater_than(Builtins.size(ret), 0)
    ret = Ops.add(ret, IscsiLioData.GetExportLun(l, m))
  end
  ret
end

- (Object) getServiceStatus

check status of target service if not enabled, start it manually



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# File '../../src/modules/IscsiLioServer.rb', line 166

def getServiceStatus
  ret = true
  if Service.Status("target") == 0
    @statusOnStart = true
    @serviceStatus = true
  end
  Builtins.y2milestone("Service status = %1", @statusOnStart)
  if !@statusOnStart
    if !Service.Start("target")
      # to translator: %1 is replaced by pathname e.g. /etc/init.d/target
      txt = Builtins.sformat(
        _("Could not start service \"%1\""),
        "/etc/init.d/target"
      )
      Popup.Error(txt)
    end
  end
  ret
end

- (Object) GetStartService

get/set service accessors for CWMService component



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# File '../../src/modules/IscsiLioServer.rb', line 484

def GetStartService
  status = Service.Enabled("target")
  Builtins.y2milestone("target service status %1", status)
  status
end

- (Boolean) Import(settings)

Get all iscsi-lio-server settings from the first parameter (For use by autoinstallation.)

Parameters:

  • settings (Hash)

    The YCP structure to be imported.

Returns:

  • (Boolean)

    True on success



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# File '../../src/modules/IscsiLioServer.rb', line 326

def Import(settings)
  settings = deep_copy(settings)
  Builtins.foreach(
    Convert.convert(settings, :from => "map", :to => "map <string, any>")
  ) do |key, value|
    case key
      when "service"
        @serviceStatus = Convert.to_boolean(value)
      when "auth"
        @incom = []
        @outgoin = ""
        Builtins.foreach(
          Convert.convert(
            value,
            :from => "any",
            :to   => "list <map <string, any>>"
          )
        ) do |row|
          if Ops.get_string(row, "KEY", "") == "IncomingUser"
            @incom = Builtins.add(@incom, Ops.get_string(row, "VALUE", ""))
          else
            @outgoin = Ops.get_string(row, "VALUE", "")
          end
        end
        IscsiLioData.SetIetdAuth("", 0, @incom, @outgoin)
      when "targets"
        @name = ""
        @lun = []
        @inc = []
        @out = ""
        Builtins.foreach(
          Convert.convert(
            value,
            :from => "any",
            :to   => "list <list <map <string, any>>>"
          )
        ) do |val|
          @name = ""
          @lun = []
          @inc = []
          @out = ""
          tpg = 1
          Builtins.foreach(val) do |row|
            case Ops.get_string(row, "KEY", "")
              when "Target"
                @name = Ops.get_string(row, "VALUE", "")
              when "Tpg"
                tpg = Builtins.tointeger(Ops.get_string(row, "VALUE", "1"))
                tpg = 1 if tpg == nil
              when "Lun"
                @lun = Builtins.add(@lun, Ops.get_string(row, "VALUE", ""))
              when "IncomingUser"
                @inc = Builtins.add(@inc, Ops.get_string(row, "VALUE", ""))
              when "OutgoingUser"
                @out = Ops.get_string(row, "VALUE", "")
            end
          end
          IscsiLioData.AddNewTarget(@name, tpg, @lun)
          IscsiLioData.SetIetdAuth(@name, tpg, @inc, @out)
        end
    end
  end

  @configured = true
  true
end

- (Object) installed_packages

test if required package (“lio-utils”) is installed



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# File '../../src/modules/IscsiLioServer.rb', line 131

def installed_packages
  if !PackageSystem.PackageInstalled("lio-utils")
    Builtins.y2milestone("Not installed, will install")
    confirm = Popup.AnyQuestionRichText(
      "",
      _("Can't continue without installing lio-utils package"),
      40,
      10,
      Label.InstallButton,
      Label.CancelButton,
      :focus_yes
    )

    if confirm
      service = "tgtd"
      Service.Stop(service) if Service.Status(service) == 0
      Service.Disable(service)
      service = "iscsitarget"
      Service.Stop(service) if Service.Status(service) == 0
      Service.Disable(service)
      PackageSystem.DoInstall(["lio-utils"])
      if PackageSystem.PackageInstalled("lio-utils")
        return true
      else
        return false
      end
    end
    return false
  else
    return true
  end
end

- (Object) main



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

def main
  textdomain "iscsi-lio-server"

  Yast.import "Progress"
  Yast.import "Report"
  Yast.import "Summary"
  Yast.import "Message"
  Yast.import "Service"
  Yast.import "Package"
  Yast.import "Popup"
  Yast.import "SuSEFirewall"
  Yast.import "Confirm"
  Yast.import "IscsiLioData"
  Yast.import "Mode"
  Yast.import "NetworkService"
  Yast.import "PackageSystem"
  Yast.import "Label"

  @serviceStatus = false
  @statusOnStart = false

  # Data was modified?
  @modified = false
  @configured = false


  @proposal_valid = false

  # 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 = fun_ref(method(:Modified), "boolean ()")
end

- (Object) Modified

Data was modified?

Returns:

  • true if modified



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# File '../../src/modules/IscsiLioServer.rb', line 83

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

- (Object) Overview

Create an overview table with all configured cards

Returns:

  • table items



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# File '../../src/modules/IscsiLioServer.rb', line 468

def Overview
  # TODO FIXME: your code here...
  []
end

- (Object) Read

Read all iscsi-lio-server settings

Returns:

  • true on success



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# File '../../src/modules/IscsiLioServer.rb', line 188

def Read
  # IscsiLioServer read dialog caption
  caption = _("Initializing iSCSI LIO Target Configuration")

  # TODO FIXME Set the right number of stages
  steps = 4

  sl = 500
  Builtins.sleep(sl)

  # TODO FIXME Names of real stages
  # We do not set help text here, because it was set outside
  Progress.New(
    caption,
    " ",
    steps,
    [
      # Progress stage 1/3
      _("Read the database"),
      # Progress stage 2/3
      _("Read the previous settings"),
      # Progress stage 3/3
      _("Detect the devices")
    ],
    [
      # Progress step 1/3
      _("Reading the database..."),
      # Progress step 2/3
      _("Reading the previous settings..."),
      # Progress step 3/3
      _("Detecting the devices..."),
      # Progress finished
      _("Finished")
    ],
    ""
  )

  # check if user is root
  return false if !Confirm.MustBeRoot
  return false if !NetworkService.RunningNetworkPopup
  Progress.NextStage
  # check if required packages ("lio-utils") are installed
  return false if !installed_packages
  Builtins.sleep(sl)

  return false if Abort()
  Progress.NextStep
  # get status of target init script
  return false if !getServiceStatus
  Builtins.sleep(sl)

  return false if Abort()
  Progress.NextStage
  # read configuration (/etc/ietd.conf)
  readConfig
  if Builtins.size(IscsiLioData.GetTargets) == 0
    ietd = readIetdConfig
    msg = _(
      "You have currently no active LIO targets but there seems \n" +
        "to be a valid config in /etc/ietd.conf. Should the module \n" +
        "try to import setting from /etc/ietd.conf into LIO?"
    )
    if Ops.greater_than(Builtins.size(Ops.get_map(ietd, "tgt", {})), 0) &&
        Ops.get_boolean(Report.yesno_message_settings, "show", true) &&
        Popup.YesNo(msg)
      if !activateIetdConfig(ietd)
        err = _("Errors during import. Check LIO state!")
        Report.Error(err)
      end
    end
  end
  Builtins.sleep(sl)

  # detect devices
  Progress.set(false)
  SuSEFirewall.Read
  Progress.set(true)

  Progress.NextStage
  # Error message
  return false if false
  Builtins.sleep(sl)

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

- (Object) readConfig

read configuration file /etc/ietd.conf



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# File '../../src/modules/IscsiLioServer.rb', line 104

def readConfig
  IscsiLioData.SetData(IscsiLioData.ParseConfigLio)
  true
end

- (Object) readIetdConfig

read configuration file /etc/ietd.conf



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# File '../../src/modules/IscsiLioServer.rb', line 110

def readIetdConfig
  read_values = Convert.convert(
    SCR.Read(path(".etc.ietd.all")),
    :from => "any",
    :to   => "map <string, any>"
  )
  IscsiLioData.ParseConfigIetd(read_values)
end

- (Object) SetStartService(status)



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# File '../../src/modules/IscsiLioServer.rb', line 490

def SetStartService(status)
  Builtins.y2milestone("Set service status %1", status)
  @serviceStatus = status
  if status == true
    Service.Enable("target")
  else
    Service.Disable("target")
  end

  nil
end

- (Object) Summary

Create a textual summary and a list of unconfigured cards

Returns:

  • summary of the current configuration



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# File '../../src/modules/IscsiLioServer.rb', line 424

def Summary
  summary = _("Configuration summary...")
  if @configured
    summary = Summary.AddHeader("", _("Global"))
    if @serviceStatus
      summary = Summary.AddLine(summary, _("When Booting"))
    else
      summary = Summary.AddLine(summary, _("Manually"))
    end
    if !IscsiLioData.HasAuth("", 0, "")
      summary = Summary.AddLine(summary, _("No Authentication"))
    else
      if IscsiLioData.HasIncomingAuth("", 0, "")
        summary = Summary.AddLine(summary, _("Incoming Authentication"))
      end
      if IscsiLioData.HasOutgoingAuth("", 0, "")
        summary = Summary.AddLine(summary, _("Outgoing Authentication"))
      end
    end
    summary = Summary.AddHeader(summary, _("Targets"))
    summary = Summary.OpenList(summary)
    Builtins.foreach(IscsiLioData.GetTargets) do |keys|
      summary = Summary.AddListItem(summary, Ops.get_string(keys, 0, ""))
      summary = Summary.AddLine(
        summary,
        getLunDesc(
          IscsiLioData.GetLun(
            Ops.get_string(keys, 0, ""),
            Ops.get_integer(keys, 1, 1)
          )
        )
      )
    end
    summary = Summary.CloseList(summary)
  else
    summary = Summary.NotConfigured
  end
  # TODO FIXME: your code here...
  # Configuration summary text for autoyast
  [summary, []]
end

- (Object) Write

Write all iscsi-lio-server settings

Returns:

  • true on success



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# File '../../src/modules/IscsiLioServer.rb', line 279

def Write
  # IscsiLioServer write dialog caption
  caption = _("Saving iSCSI LIO Target Configuration")

  # number of stages
  steps = 2

  sl = 500
  Builtins.sleep(sl)

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


  Progress.set(false)
  SuSEFirewall.Write
  Progress.set(true)

  Progress.NextStage
  IscsiLioData.SaveSettings
  Builtins.sleep(sl)
  true
end

- (Object) writeConfig

dummy function since LIO has no config file



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# File '../../src/modules/IscsiLioServer.rb', line 126

def writeConfig
  true
end