Module: Yast::PartitioningEpLvmLibInclude

Defined in:
../../src/include/partitioning/ep-lvm-lib.rb

Instance Method Summary (collapse)

Instance Method Details

- (Object) AddPvs(vg_name, devs)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 32

def AddPvs(vg_name, devs)
  devs = deep_copy(devs)
  ret = true

  Builtins.foreach(devs) do |dev|
    Storage.SetPartitionId(dev, Partitions.fsid_lvm)
    Storage.SetPartitionFormat(dev, false, :none)
    ret = false if !Storage.ExtendLvmVg(vg_name, dev)
  end

  ret
end

- (Object) EpCreateLogicalVolume(device)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 211

def EpCreateLogicalVolume(device)
  if device == nil
    # error popup
    Popup.Error(_("No logical volume selected."))
    return
  end

  target_map = Storage.GetTargetMap

  data = { "new" => true, "type" => :lvm, "create" => true }

  vg_name = Builtins.substring(device, 5)
  pools = Builtins.filter(
    Ops.get_list(target_map, [device, "partitions"], [])
  ) { |p| Ops.get_boolean(p, "pool", false) }

  if Ops.get_integer(target_map, [device, "pe_free"], 0) == 0 &&
      Builtins.size(pools) == 0
    # error popup
    Popup.Error(
      Builtins.sformat(
        _("No free space left in the volume group \"%1\"."),
        vg_name
      )
    )
    return
  end

  Ops.set(data, "vg_name", vg_name)
  Ops.set(
    data,
    "pesize",
    Ops.get_integer(target_map, [device, "pesize"], 0)
  )
  maxs = Ops.divide(
    Ops.multiply(
      Ops.get_integer(target_map, [device, "pe_free"], 0),
      Ops.get_integer(target_map, [device, "pesize"], 0)
    ),
    1024
  )
  Builtins.foreach(Ops.get_list(target_map, [device, "partitions"], [])) do |p|
    if Ops.get_boolean(p, "create", false) &&
        Ops.get_boolean(p, "pool", false)
      maxs = Ops.subtract(
        maxs,
        ComputePoolMetadataSize(
          Ops.get_integer(p, "size_k", 0),
          Ops.get_integer(target_map, [device, "pesize"], 1024)
        )
      )
    end
  end
  Ops.set(data, "max_size_k", maxs)
  Ops.set(
    data,
    "max_stripes",
    Builtins.size(
      MergeDevices(
        Convert.convert(
          Ops.get(target_map, device, {}),
          :from => "map",
          :to   => "map <string, any>"
        )
      )
    )
  )

  Ops.set(data, "using_devices", [device])

  _Commit = lambda do |data|
    return addLogicalVolume(data, Builtins.substring(device, 5)) ? :finish : :back
  end

  if (
      data_ref = arg_ref(data);
      _DlgCreateLogicalVolume_result = DlgCreateLogicalVolume(
        data_ref,
        fun_ref(_Commit, "symbol (map)")
      );
      data = data_ref.value;
      _DlgCreateLogicalVolume_result
    )
    UpdateMainStatus()
    UpdateNavigationTree(nil)
    TreePanel.Create
    UpdateTableFocus(
      Ops.add(
        Ops.add(
          Ops.add("/dev/", Ops.get_string(data, "vg_name", "error")),
          "/"
        ),
        Ops.get_string(data, "name", "error")
      )
    )
  end

  nil
end

- (Object) EpCreateVolumeGroup



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 59

def EpCreateVolumeGroup
  target_map = Storage.GetTargetMap
  unused_pvs = Builtins.filter(get_possible_pvs(target_map)) do |pv|
    !Storage.IsUsedBy(pv)
  end

  if Ops.less_than(Builtins.size(unused_pvs), 1)
    # error popup
    Popup.Error(
      _(
        "There are not enough suitable unused devices to create a volume group.\n" +
          "\n" +
          "To use LVM, at least one unused partition of type 0x8e (or 0x83) or one unused\n" +
          "RAID device is required. Change your partition table accordingly."
      )
    )
    return
  end

  data = {}

  if (
      data_ref = arg_ref(data);
      _DlgCreateVolumeGroupNew_result = DlgCreateVolumeGroupNew(data_ref);
      data = data_ref.value;
      _DlgCreateVolumeGroupNew_result
    )
    vg_name = Ops.get_string(data, "name", "error")
    pe_size = Ops.get_integer(data, "pesize", 0)

    if Storage.CreateLvmVgWithDevs(vg_name, pe_size, true, [])
      devices = Ops.get_list(data, "devices", [])
      AddPvs(vg_name, devices)

      UpdateMainStatus()
      UpdateNavigationTree(nil)
      TreePanel.Create
      UpdateTableFocus(Ops.add("/dev/", vg_name))
    end
  end

  nil
end

- (Object) EpDeleteLogicalVolume(device, context)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 399

def EpDeleteLogicalVolume(device, context)
  if device == nil
    # error popup
    Popup.Error(_("No logical volume selected."))
    return
  end

  parent = ParentDevice(device)
  _next = NextDeviceAfterDelete(device)

  if EpDeleteDevice(device)
    UpdateMainStatus()

    case context
      when :table
        UpdateNavigationTree(nil)
        TreePanel.Create
        if !Builtins.isempty(_next)
          UI.ChangeWidget(Id(:table), :CurrentItem, _next)
        end
      when :overview
        UpdateNavigationTree(parent)
        TreePanel.Create
    end
  end

  nil
end

- (Object) EpDeleteVolumeGroup(device)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 162

def EpDeleteVolumeGroup(device)
  if device == nil
    # error popup
    Popup.Error(_("No volume group selected."))
    return false
  end

  vgname = Builtins.substring(device, 5)
  #LV device names
  log_volumes = Storage.GetAffectedDevices(device)
  #how many of those we have?
  count = Builtins.size(log_volumes)

  ret = false
  proceed = Ops.greater_than(count, 0) ?
    #non-empty VG - make sure user wants to delete all LVs
    ConfirmVgDelete(vgname, log_volumes) :
    #empty VG - simple
    Popup.YesNo(
      Builtins.sformat(_("Really delete the volume group \"%1\"?"), vgname)
    )

  if proceed
    recursive = Storage.GetRecursiveRemoval
    Storage.SetRecursiveRemoval(true)

    if Storage.DeleteLvmVg(vgname)
      new_focus = nil
      new_focus = :lvm if UI.QueryWidget(:tree, :CurrentItem) == device

      UpdateMainStatus()
      UpdateNavigationTree(new_focus)
      TreePanel.Create
      ret = true
    else
      Popup.Error(
        Builtins.sformat(_("Deleting volume group \"%1\" failed."), vgname)
      )
      #FIXME: some rollback?
      ret = false
    end

    Storage.SetRecursiveRemoval(recursive)
  end

  ret
end

- (Object) EpEditLogicalVolume(device)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 312

def EpEditLogicalVolume(device)
  if device == nil
    # error popup
    Popup.Error(_("No logical volume selected."))
    return
  end

  target_map = Storage.GetTargetMap
  data = Storage.GetPartition(target_map, device)

  if Ops.get_boolean(data, "pool", false)
    # error popup, %1 is replace by partition device name e.g. /dev/system/root
    Popup.Error(
      Builtins.sformat(
        _("The volume %1 is a thin pool.\nIt cannot be edited."),
        device
      )
    )
    return
  end

  if Storage.IsUsedBy(data)
    # error popup, %1 is replace by partition device name e.g. /dev/system/root
    Popup.Error(
      Builtins.sformat(
        _(
          "The volume %1 is in use. It cannot be\nedited. To edit %1, make sure it is not used."
        ),
        device
      )
    )
    return
  end

  if (
      data_ref = arg_ref(data);
      _DlgEditLogicalVolume_result = DlgEditLogicalVolume(data_ref);
      data = data_ref.value;
      _DlgEditLogicalVolume_result
    )
    Storage.ChangeVolumeProperties(data)

    UpdateMainStatus()
    UpdateNavigationTree(nil)
    TreePanel.Create
    UpdateTableFocus(device)
  end

  nil
end

- (Object) EpResizeLogicalVolume(device)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 364

def EpResizeLogicalVolume(device)
  if device == nil
    # error popup
    Popup.Error(_("No logical volume selected."))
    return
  end

  target_map = Storage.GetTargetMap
  lv_data = Storage.GetPartition(target_map, device)
  vg_data = Storage.GetDisk(target_map, device)

  if (
      lv_data_ref = arg_ref(lv_data);
      _DlgResizeLogicalVolumeNew_result = DlgResizeLogicalVolumeNew(
        lv_data_ref,
        vg_data
      );
      lv_data = lv_data_ref.value;
      _DlgResizeLogicalVolumeNew_result
    )
    Storage.ResizeVolume(
      device,
      Ops.get_string(vg_data, "device", "error"),
      Ops.get_integer(lv_data, "size_k", 0)
    )

    UpdateMainStatus()
    TreePanel.Create
    UpdateTableFocus(device)
  end

  nil
end

- (Object) EpResizeVolumeGroup(device)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 104

def EpResizeVolumeGroup(device)
  if device == nil
    # error popup
    Popup.Error(_("No volume group selected."))
    return
  end

  target_map = Storage.GetTargetMap
  data = Convert.convert(
    Ops.get(target_map, device, {}),
    :from => "map",
    :to   => "map <string, any>"
  )

  vgname = Ops.get_string(data, "name", "error")


  _Commit = lambda do |data|
    devices_old = MergeDevices(data)
    devices_new = Ops.get_list(data, "devices_new", [])

    devices_added = AddedToList(devices_old, devices_new)
    devices_removed = RemovedFromList(devices_old, devices_new)

    if Ops.greater_than(Builtins.size(devices_added), 0) ||
        Ops.greater_than(Builtins.size(devices_removed), 0)
      AddPvs(vgname, devices_added)

      if !RemovePvs(vgname, devices_removed)
        # error popup
        Popup.Error(_("Failed to remove some physical devices."))

        # TODO: update data

        return :back
      end
    end

    :finish
  end


  if (
      data_ref = arg_ref(data);
      _DlgResizeVolumeGroup_result = DlgResizeVolumeGroup(
        data_ref,
        fun_ref(_Commit, "symbol (map)")
      );
      data = data_ref.value;
      _DlgResizeVolumeGroup_result
    )
    UpdateMainStatus()
    UpdateNavigationTree(nil)
    TreePanel.Create
  end

  nil
end

- (Object) initialize_partitioning_ep_lvm_lib(include_target)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 28

def initialize_partitioning_ep_lvm_lib(include_target)
  textdomain "storage"
end

- (Object) RemovePvs(vg_name, devs)



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# File '../../src/include/partitioning/ep-lvm-lib.rb', line 46

def RemovePvs(vg_name, devs)
  devs = deep_copy(devs)
  ret = true

  Builtins.foreach(devs) do |dev|
    Storage.UnchangePartitionId(dev)
    ret = false if !Storage.ReduceLvmVg(vg_name, dev)
  end

  ret
end