Module: Yast::ClusterDialogsInclude

Defined in:
../../src/include/cluster/dialogs.rb

Instance Method Summary (collapse)

Instance Method Details

- (Object) addr_input_dialog(value, autoid, dual)



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# File '../../src/include/cluster/dialogs.rb', line 101

def addr_input_dialog(value, autoid, dual)
  ret = nil

  value.default=""
 
  # BNC#871970, change member address struct
  UI.OpenDialog(
    MarginBox(
      1,
      1,
      VBox(
        HBox(
        MinWidth(40, InputField(Id(:addr1), _("IP Address"), value[:addr1])),
        HSpacing(1),
        MinWidth(40, InputField(Id(:addr2), _("Redundant IP Address"), value[:addr2])),
        HSpacing(1),
        MinWidth(20, InputField(Id(:mynodeid), _("Node ID") , value[:nodeid]))
        ),
        VSpacing(1),
        Right(
          HBox(
            PushButton(Id(:ok), _("OK")),
            PushButton(Id(:cancel), _("Cancel"))
          )
        )
      )
    )
  )

  if (autoid)
    UI.ChangeWidget(:mynodeid, :Enabled, false)
  end

  if (!dual)
    UI.ChangeWidget(:addr2, :Enabled, false)
  end

  ret = UI.UserInput
  if ret == :ok
    if ( UI.QueryWidget(:mynodeid, :Value) != "" ) && ( UI.QueryWidget(:addr2, :Value) != "" )
      ret = {:addr1 => UI.QueryWidget(:addr1, :Value), :addr2 => UI.QueryWidget(:addr2, :Value), :nodeid => UI.QueryWidget(:mynodeid, :Value)}
    elsif ( UI.QueryWidget(:mynodeid, :Value) == "" ) && ( UI.QueryWidget(:addr2, :Value) != "" )
      ret = {:addr1 => UI.QueryWidget(:addr1, :Value), :addr2 => UI.QueryWidget(:addr2, :Value)}
    elsif ( UI.QueryWidget(:mynodeid, :Value) != "" ) && ( UI.QueryWidget(:addr2, :Value) == "" )
      ret = {:addr1 => UI.QueryWidget(:addr1, :Value), :nodeid => UI.QueryWidget(:mynodeid, :Value)}
    else
      ret = {:addr1 => UI.QueryWidget(:addr1, :Value)}
    end
  end
  UI.CloseDialog
  deep_copy(ret)
end

- (Object) calc_network_addr(ip, mask)

only work when IPv4



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# File '../../src/include/cluster/dialogs.rb', line 376

def calc_network_addr(ip, mask)
  IP.ToString(
    Ops.bitwise_and(
      IP.ToInteger(ip),
      Ops.shift_left(4294967295, Ops.subtract(32, mask.to_i))
    )
  )
end

- (Object) CommunicationDialog



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# File '../../src/include/cluster/dialogs.rb', line 577

def CommunicationDialog
  ret = nil

  CommunicationLayout()


  while true
    fill_memberaddr_entries
    transport_switch

    ret = UI.UserInput

    if ret == :bindnetaddr1 || ret == :bindnetaddr2 || ret == :mcastaddr1 ||
        ret == :mcastaddr2
      ip6 = false
      netaddr = Convert.to_string(UI.QueryWidget(Id(ret), :Value))
      ip6 = IP.Check6(netaddr)
      if ip6
        Cluster.ip_version = "ipv6"
        UI.ChangeWidget(Id(:autoid), :Value, false)
        UI.ChangeWidget(Id(:autoid), :Enabled, false)
      else
        Cluster.ip_version = "ipv4"
        UI.ChangeWidget(Id(:autoid), :Enabled, true)
      end
      next
    end

    if ret == :enable2
      if UI.QueryWidget(Id(:enable2), :Value)
        # Changewidget items will change value to first one automatically
        rrpvalue = UI.QueryWidget(Id(:rrpmode), :Value)
        UI.ChangeWidget(Id(:rrpmode), :Items, ["passive","active"])
        UI.ChangeWidget(Id(:rrpmode), :Enabled, true)
        UI.ChangeWidget(Id(:rrpmode), :Value, rrpvalue) if rrpvalue != "none"
      else
        UI.ChangeWidget(Id(:rrpmode), :Items, ["none"])
        UI.ChangeWidget(Id(:rrpmode), :Value, "none")
        UI.ChangeWidget(Id(:rrpmode), :Enabled, false)
      end
    end

    if ret == :memberaddr_add
      ret = addr_input_dialog({}, UI.QueryWidget(Id(:autoid), :Value), UI.QueryWidget(Id(:enable2), :Value))
      next if ret == :cancel
      Cluster.memberaddr.push(ret)
    end

    if ret == :memberaddr_edit
      current = 0
      str = ""

      # The value will be nil if the list is empty, however nil.to_i is 0
      current = UI.QueryWidget(:memberaddr, :CurrentItem).to_i

      ret = addr_input_dialog(Cluster.memberaddr[current] || {} ,UI.QueryWidget(Id(:autoid), :Value ), UI.QueryWidget(Id(:enable2), :Value))
      next if ret == :cancel
      Cluster.memberaddr[current]= ret
    end

    if ret == :memberaddr_del
      current = 0
      current = Convert.to_integer(
        UI.QueryWidget(:memberaddr, :CurrentItem)
      )
      # Notice, current could be "nil" if the list is empty.
      Cluster.memberaddr = Builtins.remove(Cluster.memberaddr, current)
    end

    if ret == :next || ret == :back
      val = ValidateCommunication()
      if val == true
        SaveCommunication()
        break
      else
        ret = nil
        next
      end
    end

    if ret == :abort || ret == :cancel
      if ReallyAbort()
        return deep_copy(ret)
      else
        next
      end
    end

    if ret == :wizardTree
      ret = Convert.to_string(UI.QueryWidget(Id(:wizardTree), :CurrentItem))
    end

    if Builtins.contains(@DIALOG, Convert.to_string(ret))
      ret = Builtins.symbolof(Builtins.toterm(ret))
      val = ValidateCommunication()
      if val == true
        SaveCommunication()
        break
      else
        ret = nil
        Wizard.SelectTreeItem("communication")
        next
      end
    end

    Builtins.y2error("unexpected retcode: %1", ret)
  end

  deep_copy(ret)
end

- (Object) CommunicationLayout

BNC#871970, change member address struct to memberaddr



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# File '../../src/include/cluster/dialogs.rb', line 407

def CommunicationLayout
  result = {}

  result = Convert.to_map(
    SCR.Execute(
      path(".target.bash_output"),
      "/sbin/ip addr show scope global | grep inet | awk '{print $2}' | awk -F'/' '{print $1, $2}'"
    )
  )

  existing_ips = []
  if Builtins.size(Ops.get_string(result, "stdout", "")) != 0
    ip_masks = Builtins.splitstring(
      Ops.get_string(result, "stdout", ""),
      "\n"
    )
    Builtins.foreach(ip_masks) do |s|
      ip_mask_list = Builtins.splitstring(s, " ")
      ip = Ops.get(ip_mask_list, 0, "")
      mask = Ops.get(ip_mask_list, 1, "")
      ip4 = false
      ip4 = IP.Check4(ip)
      if ip4
        existing_ips = Builtins.add(
          existing_ips,
          calc_network_addr(ip, mask)
        )
      end
    end
  end

  transport = ComboBox(
    Id(:transport),
    Opt(:hstretch, :notify),
    _("Transport:"),
    [
    Item(Id("udp"),"Multicast"),
    Item(Id("udpu"),"Unicast")
    ]
  )

  iface = Frame(
    _("Channel"),
    VBox(
      ComboBox(
        Id(:bindnetaddr1),
        Opt(:editable, :hstretch, :notify),
        _("Bind Network Address:"),
        Builtins.toset(existing_ips)
      ),
      InputField(
        Id(:mcastaddr1),
        Opt(:hstretch, :notify),
        _("Multicast Address:")
      ),
      InputField(Id(:mcastport1), Opt(:hstretch), _("Multicast Port:")),
    )
  )

  riface = CheckBoxFrame(
    Id(:enable2),
    Opt(:notify),
    _("Redundant Channel"),
    false,
    VBox(
      ComboBox(
        Id(:bindnetaddr2),
        Opt(:editable, :hstretch, :notify),
        _("Bind Network Address:"),
        existing_ips
      ),
      InputField(Id(:mcastaddr2), Opt(:hstretch), _("Multicast Address:")),
      InputField(Id(:mcastport2), Opt(:hstretch), _("Multicast Port:")),
    )
  )

  nid = VBox(
    HBox(
      Left(InputField(Id(:cluster_name),Opt(:hstretch), _("Cluster Name:"))),
      Left(InputField(Id(:expected_votes),Opt(:hstretch), _("Expected Votes:"),"")),
      ComboBox(
        Id(:rrpmode),
        Opt(:hstretch),
        _("rrp mode:"),
        ["none", "active", "passive"]
      )
    ),
    Left(
      CheckBox(Id(:autoid), Opt(:notify), _("Auto Generate Node ID"), true)
    )
  )

  ip_table = VBox(
    Left(Label(_("Member Address:"))),
    Table(Id(:memberaddr), Header(_("IP"), _("Redundant IP"), _("Node ID")), []),
    Right(HBox(
      PushButton(Id(:memberaddr_add), "Add"),
      PushButton(Id(:memberaddr_del), "Del"),
      PushButton(Id(:memberaddr_edit), "Edit"))
    ))

  contents = VBox(
    transport,
    HBox(HWeight(1, VBox(iface)), HWeight(1, VBox(riface))),
    ip_table,
    HBox(nid),
  )

  my_SetContents("communication", contents)

  UI.ChangeWidget(Id(:bindnetaddr1), :Value, Cluster.bindnetaddr1)
  UI.ChangeWidget(Id(:mcastaddr1), :Value, Cluster.mcastaddr1)
  UI.ChangeWidget(Id(:mcastport1), :Value, Cluster.mcastport1)
  UI.ChangeWidget(Id(:enable2), :Value, Cluster.enable2)
  UI.ChangeWidget(Id(:bindnetaddr2), :Value, Cluster.bindnetaddr2)
  UI.ChangeWidget(Id(:mcastaddr2), :Value, Cluster.mcastaddr2)
  UI.ChangeWidget(Id(:mcastport2), :Value, Cluster.mcastport2)

  UI.ChangeWidget(Id(:autoid), :Value, Cluster.autoid)
  UI.ChangeWidget(Id(:cluster_name), :Value, Cluster.cluster_name)
  UI.ChangeWidget(Id(:expected_votes), :Value, Cluster.expected_votes)
  UI.ChangeWidget(:expected_votes, :ValidChars, "0123456789" );

  UI.ChangeWidget(Id(:transport), :Value, Cluster.transport)

  UI.ChangeWidget(Id(:rrpmode), :Value, Cluster.rrpmode)
  if "none" == Cluster.rrpmode
    UI.ChangeWidget(Id(:rrpmode), :Enabled, false)
  else
    UI.ChangeWidget(Id(:rrpmode), :Enabled, true)
  end

  # BNC#879596, check the corosync.conf format
  if Cluster.config_format == "old"
    Popup.Message(_(" NOTICE: Detected old corosync configuration.\n Please reconfigure the member list and confirm all other settings."))
    Cluster.config_format = "showed"
  end

  transport_switch

  nil
end

- (Object) conntrack_layout



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# File '../../src/include/cluster/dialogs.rb', line 1311

def conntrack_layout
  result = {}

  result = Convert.to_map(
    SCR.Execute(
      path(".target.bash_output"),
      "/sbin/ip a | grep MULTICAST | grep 'state UP' | awk '{print $2}' | awk -F: '{print $1}'"
    )
  )

  if Builtins.size(Ops.get_string(result, "stdout", "")) != 0
    infs = Builtins.splitstring(Ops.get_string(result, "stdout", ""), "\n")
    Builtins.foreach(infs) do |inf|
      result = Convert.to_map(
        SCR.Execute(
          path(".target.bash_output"),
          Ops.add(
            Ops.add("/sbin/ip addr show scope global dev ", inf),
            " | grep inet | awk '{print $2}' | awk -F/ '{print $1}'"
          )
        )
      )
      ip = Ops.get(
        Builtins.splitstring(Ops.get_string(result, "stdout", ""), "\n"),
        0,
        ""
      )
      if Builtins.size(ip) != 0
        @usable_interface = Builtins.add(@usable_interface, inf)
      end
    end
  end

  VBox(
    Opt(:hvstretch),
    Label(
      Id(:conntrack_explain),
      Opt(:hstretch),
      _(
        "Conntrackd is a daemon which helps to duplicate firewall status between cluster nodes.\n" +
          "YaST can help to configure some basic aspects of conntrackd.\n" +
          "You need to start it with the ocf:heartbeat:conntrackd."
      )
    ),
    HBox(
      Opt(),
      ComboBox(
        Id(:conntrack_bindinf),
        Opt(:hstretch, :notify),
        _("Dedicated Interface:"),
        Builtins.toset(@usable_interface)
      ),
      Label(Id(:conntrack_bindip), Opt(:hstretch), _("IP:"))
    ),
    InputField(Id(:conntrack_addr), Opt(:hstretch), _("Multicast Address:")),
    InputField(Id(:conntrack_group), Opt(:hstretch), _("Group Number:")),
    PushButton(
      Id(:conntrack_generate),
      Opt(:hstretch),
      _("Generate /etc/conntrackd/conntrackd.conf")
    )
  )
end

- (Object) ConntrackDialog



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# File '../../src/include/cluster/dialogs.rb', line 1444

def ConntrackDialog
  ret = nil

  my_SetContents("conntrack", conntrack_layout)

  fill_conntrack_entries
  while true
    ret = UI.UserInput

    if ret == :abort || ret == :cancel
      break if ReallyAbort()
      next
    end

    if ret == :next || ret == :back
      value = ""
      value = Convert.to_string(UI.QueryWidget(:conntrack_addr, :Value))
      if value != ""
        SCR.Write(path(".sysconfig.conntrackd.CONNTRACK_ADDR"), value)
      end
      value = Convert.to_string(UI.QueryWidget(:conntrack_group, :Value))
      if value != ""
        SCR.Write(path(".sysconfig.conntrackd.CONNTRACK_GROUP"), value)
      end
      value = Convert.to_string(UI.QueryWidget(:conntrack_bindinf, :Value))
      if value != ""
        SCR.Write(path(".sysconfig.conntrackd.CONNTRACK_INTERFACE"), value)
      end
      break
    end

    if ret == :wizardTree
      ret = Convert.to_string(UI.QueryWidget(Id(:wizardTree), :CurrentItem))
    end

    if ret == :conntrack_bindinf
      qr = Convert.to_string(UI.QueryWidget(:conntrack_bindinf, :Value))
      ip = ""
      if qr != ""
        result = {}
        result = Convert.to_map(
          SCR.Execute(
            path(".target.bash_output"),
            Ops.add(
              Ops.add("/sbin/ip addr show scope global dev ", qr),
              " | grep inet | awk '{print $2}' | awk -F/ '{print $1}'"
            )
          )
        )
        ip = Ops.get(
          Builtins.splitstring(Ops.get_string(result, "stdout", ""), "\n"),
          0,
          ""
        )
      end
      UI.ChangeWidget(:conntrack_bindip, :Label, Ops.add("IP: ", ip))
      next
    end

    if ret == :conntrack_generate
      next if !VerifyConntrackdConf()
      addr = Convert.to_string(UI.QueryWidget(:conntrack_addr, :Value))
      group = Convert.to_string(UI.QueryWidget(:conntrack_group, :Value))
      inf = Convert.to_string(UI.QueryWidget(:conntrack_bindinf, :Value))
      ip = ""
      if inf != ""
        result = {}
        result = Convert.to_map(
          SCR.Execute(
            path(".target.bash_output"),
            Ops.add(
              Ops.add("/sbin/ip addr show scope global dev ", inf),
              " | grep inet | awk '{print $2}' | awk -F/ '{print $1}'"
            )
          )
        )
        ip = Ops.get(
          Builtins.splitstring(Ops.get_string(result, "stdout", ""), "\n"),
          0,
          ""
        )
      end

      fc_template = "Sync {\n" +
        "\tMode FTFW {\n" +
        "\t}\n" +
        "\tMulticast {\n" +
        "\t\tIPv4_address %1\n" +
        "\t\tGroup %2\n" +
        "\t\tIPv4_interface %3\n" +
        "\t\tInterface %4\n" +
        "\t\tSndSocketBuffer 1249280\n" +
        "\t\tRcvSocketBuffer 1249280\n" +
        "\t\tChecksum on\n" +
        "\t}\n" +
        "}\n" +
        "General {\n" +
        "\tNice -20\n" +
        "\tHashSize 32768\n" +
        "\tHashLimit 131072\n" +
        "\tLogFile on\n" +
        "\tLockFile /var/lock/conntrack.lock\n" +
        "\tUNIX {\n" +
        "\t\tPath /var/run/conntrackd.ctl\n" +
        "\t\tBacklog 20\n" +
        "\t}\n" +
        "\tNetlinkBufferSize 2097152\n" +
        "\tNetlinkBufferSizeMaxGrowth 8388608\n" +
        "\tFilter From Userspace {\n" +
        "\t\tProtocol Accept {\n" +
        "\t\t\tTCP\n" +
        "\t\t\tSCTP\n" +
        "\t\t\tDCCP\n" +
        "\t\t}\n" +
        "\t\tAddress Ignore {\n" +
        "\t\t\tIPv4_address 127.0.0.1\n" +
        "\t\t\tIPv4_address %5\n" +
        "\t\t}\n" +
        "\t}\n" +
        "}"
      fc = Builtins.sformat(fc_template, addr, group, ip, inf, ip)

      SCR.Execute(path(".target.bash_output"), "mkdir -p /etc/conntrackd")
      SCR.Execute(
        path(".target.bash_output"),
        "mv /etc/conntrackd/conntrackd.conf /etc/conntrackd/conntrackd.conf.YaST2bak"
      )
      SCR.Execute(
        path(".target.bash_output"),
        Ops.add(
          Ops.add("echo \"", fc),
          "\" > /etc/conntrackd/conntrackd.conf.YaST2"
        )
      )
      SCR.Execute(
        path(".target.bash_output"),
        "mv /etc/conntrackd/conntrackd.conf.YaST2 /etc/conntrackd/conntrackd.conf"
      )
      Popup.Message("Generated /etc/conntrackd/conntrackd.conf")
      next
    end

    if Builtins.contains(@DIALOG, Convert.to_string(ret))
      ret = Builtins.symbolof(Builtins.toterm(ret))
      break
    else
      Wizard.SelectTreeItem("conntrack")
      next
    end
  end
  deep_copy(ret)
end

- (Object) csync2_layout



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# File '../../src/include/cluster/dialogs.rb', line 987

def csync2_layout
  VBox(
    Opt(:hvstretch),
    HBox(
      Frame(
        _("Sync Host"),
        VBox(
          SelectionBox(Id(:host_box), ""),
          HBox(
            PushButton(Id(:host_add), _("Add")),
            PushButton(Id(:host_del), _("Del")),
            PushButton(Id(:host_edit), _("Edit"))
          )
        )
      ),
      HSpacing(),
      Frame(
        _("Sync File"),
        VBox(
          SelectionBox(Id(:include_box), ""),
          HBox(
            PushButton(Id(:include_add), _("Add")),
            PushButton(Id(:include_del), _("Del")),
            PushButton(Id(:include_edit), _("Edit")),
            PushButton(Id(:include_suggest), _("Add Suggested Files"))
          )
        )
      )
    ),
    HBox(
      PushButton(
        Id(:generate_key),
        Opt(:hstretch),
        _("Generate Pre-Shared-Keys")
      ),
      PushButton(Id(:csync2_switch), Opt(:hstretch), "")
    )
  )
end

- (Object) csync2_status

return 1 if csync2 is not installed well return 2 if csync2 is OFF or csync2 is blocked by firewall return 3 if csync2 is ON



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# File '../../src/include/cluster/dialogs.rb', line 1031

def csync2_status
  csync2_socket = nil
  csync2_socket = SystemdSocket.find(@csync2_package)

  if !csync2_socket
    y2error("csync2.socket not found.")
    return 1
  end

  if !csync2_socket.enabled?
    y2debug("csync2.socket is disabled.")
    return 2
  end
  #check the firewall whether csync2 port was blocked.
  tcp_ports = []
  tcp_ports = SuSEFirewallServices.GetNeededTCPPorts("service:cluster")
  pos = nil
  pos = Builtins.find(tcp_ports) { |s| s == @csync2_port }
  return 2 if pos == nil

  3
end

- (Object) csync2_turn_off



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# File '../../src/include/cluster/dialogs.rb', line 1054

def csync2_turn_off
  csync2_socket = nil
  csync2_socket = SystemdSocket.find(@csync2_package)

  if !csync2_socket
    y2error("csync2.socket is missing.")
    return nil
  end

  csync2_socket.stop
  csync2_socket.disable
  y2debug("Stop and disable csync2.socket.")

  tcp_ports = []
  tcp_ports = SuSEFirewallServices.GetNeededTCPPorts("service:cluster")
  pos = nil
  pos = Builtins.find(tcp_ports) { |s| s == @csync2_port }
  if pos != nil
    tcp_ports = Builtins.remove(tcp_ports, Builtins.tointeger(pos))
  end
  SuSEFirewallServices.SetNeededPortsAndProtocols(
    "service:cluster",
    { "tcp_ports" => tcp_ports }
  )

  nil
end

- (Object) csync2_turn_on



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# File '../../src/include/cluster/dialogs.rb', line 1082

def csync2_turn_on
  csync2_socket = nil
  csync2_socket = SystemdSocket.find(@csync2_package)

  if !csync2_socket
    y2error("csync2.socket is missing.")
    return nil
  end

  csync2_socket.start
  csync2_socket.enable
  y2debug("Start and enable csync2.socket.")

  tcp_ports = []
  tcp_ports = SuSEFirewallServices.GetNeededTCPPorts("service:cluster")
  pos = nil
  pos = Builtins.find(tcp_ports) { |s| s == @csync2_port }
  tcp_ports = Builtins.add(tcp_ports, @csync2_port) if pos == nil
  SuSEFirewallServices.SetNeededPortsAndProtocols(
    "service:cluster",
    { "tcp_ports" => tcp_ports }
  )

  nil
end

- (Object) Csync2Dialog



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# File '../../src/include/cluster/dialogs.rb', line 1158

def Csync2Dialog
  ret = nil

  my_SetContents("csync2", csync2_layout)


  while true
    fill_csync_entries

    ret = UI.UserInput

    if ret == :abort || ret == :cancel
      break if ReallyAbort()
      next
    end

    break if ret == :next || ret == :back

    if ret == :wizardTree
      ret = Convert.to_string(UI.QueryWidget(Id(:wizardTree), :CurrentItem))
    end

    if ret == :host_add
      ret = text_input_dialog(_("Enter a hostname"), "")
      next if ret == :cancel
      Cluster.csync2_host = Builtins.add(
        Cluster.csync2_host,
        Convert.to_string(ret)
      )
    end

    if ret == :host_edit
      current = 0
      str = ""

      current = Convert.to_integer(UI.QueryWidget(:host_box, :CurrentItem))
      ret = text_input_dialog(
        _("Edit the hostname"),
        Ops.get(Cluster.csync2_host, current, "")
      )
      next if ret == :cancel
      Ops.set(Cluster.csync2_host, current, Convert.to_string(ret))
    end

    if ret == :host_del
      current = 0
      current = Convert.to_integer(UI.QueryWidget(:host_box, :CurrentItem))
      Cluster.csync2_host = Builtins.remove(Cluster.csync2_host, current)
    end

    if ret == :include_add
      ret = text_input_dialog(_("Enter a filename to synchronize"), "")
      next if ret == :cancel
      Cluster.csync2_include = Builtins.add(
        Cluster.csync2_include,
        Convert.to_string(ret)
      )
    end

    if ret == :include_edit
      current = 0

      current = Convert.to_integer(
        UI.QueryWidget(:include_box, :CurrentItem)
      )
      ret = text_input_dialog(
        _("Edit the filename"),
        Ops.get(Cluster.csync2_include, current, "")
      )
      next if ret == :cancel
      Ops.set(Cluster.csync2_include, current, Convert.to_string(ret))
    end

    if ret == :include_del
      current = 0
      current = Convert.to_integer(
        UI.QueryWidget(:include_box, :CurrentItem)
      )
      Cluster.csync2_include = Builtins.remove(
        Cluster.csync2_include,
        current
      )
    end

    if ret == :include_suggest
      Cluster.csync2_include = Ops.add(
        Cluster.csync2_include,
        @csync2_suggest_files
      )
    end

    if ret == :generate_key
      key_file = Cluster.csync2_key_file

      # key file exist
      if Ops.greater_than(SCR.Read(path(".target.size"), key_file), 0)
        if !Popup.YesNo(
            Builtins.sformat(
              _("Key file %1 already exist.\nDo you want to overwrite it?"),
              key_file
            )
          )
          next
        end

        # remove exist key file
        if SCR.Execute(path(".target.remove"), key_file) == false
          Popup.Message(
            Builtins.sformat(_("Delete key file %1 failed."), key_file)
          )
          next
        end
      end

      # generate key file
      ret = SCR.Execute(
        path(".target.bash"),
        Builtins.sformat("csync2 -k %1", key_file)
      )
      if ret == 0
        Popup.Message(
          Builtins.sformat(
            _(
              "Key file %1 is generated.\nClicking \"Add Suggested Files\" button adds it to sync list."
            ),
            key_file
          )
        )
      else
        Popup.Message(_("Key generation failed."))
      end
    end

    if ret == :csync2_switch
      label = ""
      label = Convert.to_string(UI.QueryWidget(:csync2_switch, :Label))
      csync2_turn_off if Builtins.issubstring(label, "OFF")
      csync2_turn_on if Builtins.issubstring(label, "ON")
    end

    if Builtins.contains(@DIALOG, Convert.to_string(ret))
      ret = Builtins.symbolof(Builtins.toterm(ret))
      #SaveCsync2();
      break
    else
      Wizard.SelectTreeItem("csync2")
      next
    end
  end

  deep_copy(ret)
end

- (Object) fill_conntrack_entries



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# File '../../src/include/cluster/dialogs.rb', line 1375

def fill_conntrack_entries
  value = ""
  value = Convert.to_string(UI.QueryWidget(:conntrack_addr, :Value))
  if value == ""
    value = Convert.to_string(
      SCR.Read(path(".sysconfig.conntrackd.CONNTRACK_ADDR"))
    )
    value = "225.0.0.50" if Builtins.size(value) == 0
    UI.ChangeWidget(:conntrack_addr, :Value, value)
  end
  value = Convert.to_string(UI.QueryWidget(:conntrack_group, :Value))
  if value == ""
    value = Convert.to_string(
      SCR.Read(path(".sysconfig.conntrackd.CONNTRACK_GROUP"))
    )
    value = "3780" if value == ""
    UI.ChangeWidget(:conntrack_group, :Value, value)
  end
  value = Convert.to_string(
    SCR.Read(path(".sysconfig.conntrackd.CONNTRACK_INTERFACE"))
  )
  if value != ""
    if Builtins.contains(@usable_interface, value)
      UI.ChangeWidget(:conntrack_bindinf, :Value, value)
    end
  end
  qr = Convert.to_string(UI.QueryWidget(:conntrack_bindinf, :Value))
  ip = ""
  if qr != ""
    result = {}
    result = Convert.to_map(
      SCR.Execute(
        path(".target.bash_output"),
        Ops.add(
          Ops.add("/sbin/ip addr show scope global dev ", qr),
          " | grep inet | awk '{print $2}' | awk -F/ '{print $1}'"
        )
      )
    )
    ip = Ops.get(
      Builtins.splitstring(Ops.get_string(result, "stdout", ""), "\n"),
      0,
      ""
    )
  end
  UI.ChangeWidget(:conntrack_bindip, :Label, Ops.add("IP: ", ip))

  nil
end

- (Object) fill_csync_entries



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# File '../../src/include/cluster/dialogs.rb', line 1108

def fill_csync_entries
  i = 0
  ret = 0
  current = 0
  items = []

  # remove duplicated elements
  Cluster.csync2_host = Ops.add(Cluster.csync2_host, [])
  Cluster.csync2_include = Ops.add(Cluster.csync2_include, [])

  i = 0
  items = []
  Builtins.foreach(Cluster.csync2_host) do |value|
    items = Builtins.add(items, Item(Id(i), value))
    i = Ops.add(i, 1)
  end
  current = Convert.to_integer(UI.QueryWidget(:host_box, :CurrentItem))
  current = 0 if current == nil
  current = Ops.subtract(i, 1) if Ops.greater_or_equal(current, i)
  UI.ChangeWidget(:host_box, :Items, items)
  UI.ChangeWidget(:host_box, :CurrentItem, current)

  i = 0
  items = []
  Builtins.foreach(Cluster.csync2_include) do |value|
    items = Builtins.add(items, Item(Id(i), value))
    i = Ops.add(i, 1)
  end
  current = Convert.to_integer(UI.QueryWidget(:include_box, :CurrentItem))
  current = 0 if current == nil
  current = Ops.subtract(i, 1) if Ops.greater_or_equal(current, i)
  UI.ChangeWidget(:include_box, :Items, items)
  UI.ChangeWidget(:include_box, :CurrentItem, current)

  ret = csync2_status
  UI.ChangeWidget(Id(:csync2_switch), :Enabled, ret != 1)
  if ret == 1
    UI.ChangeWidget(Id(:csync2_switch), :Label, _("Csync2 Status Unknown"))
  end
  if ret == 2
    UI.ChangeWidget(Id(:csync2_switch), :Label, _("Turn csync2 ON"))
  end
  if ret == 3
    UI.ChangeWidget(Id(:csync2_switch), :Label, _("Turn csync2 OFF"))
  end

  nil
end

- (Object) fill_memberaddr_entries



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# File '../../src/include/cluster/dialogs.rb', line 551

def fill_memberaddr_entries
  i = 0
  ret = 0
  current = 0
  items = []

  # BNC#871970,change structure
  # remove duplicated elements
  Cluster.memberaddr = Ops.add(Cluster.memberaddr, [])

  i = 0
  items = []
  Builtins.foreach(Cluster.memberaddr) do |value|
      items.push(Item(Id(i), value[:addr1],value[:addr2], value[:nodeid]))
      i += 1
  end

  current = Convert.to_integer(UI.QueryWidget(:memberaddr, :CurrentItem))
  current = 0 if current == nil
  current = Ops.subtract(i, 1) if Ops.greater_or_equal(current, i)
  UI.ChangeWidget(:memberaddr, :Items, items)
  UI.ChangeWidget(:memberaddr, :CurrentItem, current)

  nil
end

- (Object) initialize_cluster_dialogs(include_target)



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# File '../../src/include/cluster/dialogs.rb', line 32

def initialize_cluster_dialogs(include_target)
  textdomain "cluster"

  Yast.import "Label"
  Yast.import "Wizard"
  Yast.import "Cluster"
  Yast.import "IP"
  Yast.import "Popup"
  Yast.import "Service"
  Yast.import "SystemdSocket"
  Yast.import "Report"
  Yast.import "CWMFirewallInterfaces"
  Yast.import "SuSEFirewall"
  Yast.import "SuSEFirewallServices"

  Yast.include include_target, "cluster/helps.rb"
  Yast.include include_target, "cluster/common.rb"

  @csync2_suggest_files = [
    "/etc/corosync/corosync.conf",
    "/etc/corosync/authkey",
    "/etc/sysconfig/pacemaker",
    "/etc/drbd.d",
    "/etc/drbd.conf",
    "/etc/lvm/lvm.conf",
    "/etc/multipath.conf",
    "/etc/ha.d/ldirectord.cf",
    "/etc/ctdb/nodes",
    "/etc/samba/smb.conf",
    "/etc/booth",
    "/etc/sysconfig/sbd",
    "/etc/csync2/csync2.cfg",
    "/etc/csync2/key_hagroup"
  ]

  @csync2_port = "30865"
  @csync2_package = "csync2"

  # This is the list of usable interface for conntrackd
  @usable_interface = []
end

- (Object) SaveCommunication



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# File '../../src/include/cluster/dialogs.rb', line 335

def SaveCommunication
  Cluster.bindnetaddr1 = Convert.to_string(
    UI.QueryWidget(Id(:bindnetaddr1), :Value)
  )
  Cluster.bindnetaddr2 = Convert.to_string(
    UI.QueryWidget(Id(:bindnetaddr2), :Value)
  )
  Cluster.mcastaddr1 = Convert.to_string(
    UI.QueryWidget(Id(:mcastaddr1), :Value)
  )
  Cluster.mcastaddr2 = Convert.to_string(
    UI.QueryWidget(Id(:mcastaddr2), :Value)
  )
  Cluster.mcastport1 = Convert.to_string(
    UI.QueryWidget(Id(:mcastport1), :Value)
  )
  Cluster.mcastport2 = Convert.to_string(
    UI.QueryWidget(Id(:mcastport2), :Value)
  )
  Cluster.enable2 = Convert.to_boolean(UI.QueryWidget(Id(:enable2), :Value))
  Cluster.autoid = Convert.to_boolean(UI.QueryWidget(Id(:autoid), :Value))
  Cluster.rrpmode = Convert.to_string(UI.QueryWidget(Id(:rrpmode), :Value))
  Cluster.cluster_name = UI.QueryWidget(Id(:cluster_name), :Value)
  Cluster.expected_votes = UI.QueryWidget(Id(:expected_votes), :Value).to_s
  Cluster.transport = Convert.to_string(
    UI.QueryWidget(Id(:transport), :Value)
  )

  #BNC#871970, clear second IP when redundant channel is disabled
  if !UI.QueryWidget(Id(:enable2), :Value)
    Cluster.memberaddr.each { |member| member[:addr2] = "" }
  end

  if UI.QueryWidget(Id(:autoid), :Value)
    Cluster.memberaddr.each  { |member| member[:nodeid] = "" }
  end

  nil
end

- (Object) SaveCommunicationToConf



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# File '../../src/include/cluster/dialogs.rb', line 290

def SaveCommunicationToConf
  SCR.Write(
    path(".openais.totem.interface.interface0.bindnetaddr"),
    Convert.to_string(UI.QueryWidget(Id(:bindnetaddr1), :Value))
  )
  SCR.Write(
    path(".openais.totem.interface.interface0.mcastaddr"),
    Convert.to_string(UI.QueryWidget(Id(:mcastaddr1), :Value))
  )
  SCR.Write(
    path(".openais.totem.interface.interface0.mcastport"),
    Convert.to_string(UI.QueryWidget(Id(:mcastport1), :Value))
  )

  if !UI.QueryWidget(Id(:enable2), :Value)
    SCR.Write(path(".openais.totem.interface.interface1"), "")
  else
    SCR.Write(
      path(".openais.totem.interface.interface1.bindnetaddr"),
      Convert.to_string(UI.QueryWidget(Id(:bindnetaddr2), :Value))
    )
    SCR.Write(
      path(".openais.totem.interface.interface1.mcastaddr"),
      Convert.to_string(UI.QueryWidget(Id(:mcastaddr2), :Value))
    )
    SCR.Write(
      path(".openais.totem.interface.interface1.mcastport"),
      Convert.to_string(UI.QueryWidget(Id(:mcastport2), :Value))
    )
  end

  if UI.QueryWidget(Id(:autoid), :Value)
    SCR.Write(path(".openais.totem.autoid"), "yes")
  else
    SCR.Write(path(".openais.totem.autoid"), "no")
  end

  SCR.Write(
    path(".openais.totem.rrpmode"),
    Convert.to_string(UI.QueryWidget(Id(:rrpmode), :Value))
  )

  nil
end

- (Object) SaveSecurity



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# File '../../src/include/cluster/dialogs.rb', line 703

def SaveSecurity
  Cluster.secauth = Convert.to_boolean(UI.QueryWidget(Id(:secauth), :Value))

  nil
end

- (Object) SaveSecurityToConf



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# File '../../src/include/cluster/dialogs.rb', line 693

def SaveSecurityToConf
  if UI.QueryWidget(Id(:secauth), :Value) == true
    SCR.Write(path(".openais.totem.secauth"), "on")
  else
    SCR.Write(path(".openais.totem.secauth"), "off")
  end

  nil
end

- (Object) SecurityDialog



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# File '../../src/include/cluster/dialogs.rb', line 709

def SecurityDialog
  ret = nil

  contents = VBox(
    VSpacing(1),
    CheckBoxFrame(
      Id(:secauth),
      Opt(:hstretch, :notify),
      _("Enable Security Auth"),
      true,
      VBox(
        Label(
          _(
            "For a newly created cluster, push the button below to generate /etc/corosync/authkey."
          )
        ),
        Label(
          _(
            "To join an existing cluster, please copy /etc/corosync/authkey from other nodes manually."
          )
        ),
        PushButton(Id(:genf), Opt(:notify), "Generate Auth Key File")
      )
    ),
    VStretch()
  )

  my_SetContents("security", contents)

  UI.ChangeWidget(Id(:secauth), :Value, Cluster.secauth)

  while true
    ret = UI.UserInput

    if ret == :genf
      result = {}
      result = Convert.to_map(
        SCR.Execute(
          path(".target.bash_output"),
          "/usr/sbin/corosync-keygen -l"
        )
      )
      if Ops.get_integer(result, "exit", -1) != 0
        Popup.Message(_("Failed to create /etc/corosync/authkey"))
      else
        Popup.Message(_("Create /etc/corosync/authkey succeeded"))
      end
      next
    end

    if ret == :secauth
      if UI.QueryWidget(Id(:secauth), :Value) == true
        next
      end
    end

    if ret == :next || ret == :back
      val = ValidateSecurity()
      if val == true
        SaveSecurity()
        break
      else
        ret = nil
        next
      end
    end

    if ret == :abort || ret == :cancel
      if ReallyAbort()
        return deep_copy(ret)
      else
        next
      end
    end

    if ret == :wizardTree
      ret = Convert.to_string(UI.QueryWidget(Id(:wizardTree), :CurrentItem))
    end

    if Builtins.contains(@DIALOG, Convert.to_string(ret))
      ret = Builtins.symbolof(Builtins.toterm(ret))
      val = ValidateSecurity()
      if val == true
        SaveSecurity()
        break
      else
        ret = nil
        Wizard.SelectTreeItem("security")
        next
      end
    end

    Builtins.y2error("unexpected retcode: %1", ret)
  end
  deep_copy(ret)
end

- (Object) ServiceDialog



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# File '../../src/include/cluster/dialogs.rb', line 833

def ServiceDialog
  ret = nil


  firewall_widget = CWMFirewallInterfaces.CreateOpenFirewallWidget(
    {
      #servie:cluster is the  name of /etc/sysconfig/SuSEfirewall2.d/services/cluster
      "services"        => [
        "service:cluster"
      ],
      "display_details" => true
    }
  )
  Builtins.y2milestone("%1", firewall_widget)
  firewall_layout = Ops.get_term(firewall_widget, "custom_widget", VBox())


  contents = VBox(
    VSpacing(1),
    Frame(
      _("Booting"),
      RadioButtonGroup(
        Id("bootcorosync"),
        HBox(
          HSpacing(1),
          VBox(
            Left(
              RadioButton(
                Id("on"),
                Opt(:notify),
                _("On -- Start pacemaker during boot")
              )
            ),
            Left(
              RadioButton(
                Id("off"),
                Opt(:notify),
                _("Off -- Start pacemaker manually")
              )
            )
          )
        )
      )
    ),
    VSpacing(1),
    Frame(
      _("Switch On and Off"),
      Left(
        VBox(
          Left(
            HBox(
              Label(_("Current Status: ")),
              Label(Id(:status), _("Running")),
              ReplacePoint(Id("status_rp"), Empty())
            )
          ),
          Left(
            HBox(
              HSpacing(1),
              HBox(
                PushButton(Id("start_now"), _("Start pacemaker Now")),
                PushButton(Id("stop_now"), _("Stop pacemaker Now"))
              )
            )
          )
        )
      )
    ),
    VSpacing(1),
    firewall_layout,
    VStretch()
  )


  my_SetContents("service", contents)

  event = {}
  errormsg = "See 'journalctl -xn' for details."
  CWMFirewallInterfaces.OpenFirewallInit(firewall_widget, "")
  while true
    UpdateServiceStatus()
    # add event
    event = UI.WaitForEvent
    ret = Ops.get(event, "ID")

    if ret == "on"
      Service.Enable("pacemaker")
      next
    end

    if ret == "off"
      Service.Disable("pacemaker")
      next
    end

    # pacemaker will start corosync automatically.
    # BNC#872651 is fixed, so stop pacemaker could stop corosync at the same time.
    if ret == "start_now"
      Cluster.save_csync2_conf
      Cluster.SaveClusterConfig
      # BNC#872651 , add more info about error message
      Report.Error(Service.Error + errormsg) if !Service.Start("pacemaker")
      next
    end

    if ret == "stop_now"
      # BNC#874563,stop pacemaker could stop corosync since BNC#872651 is fixed
      Report.Error(Service.Error + errormsg) if !Service.Stop("pacemaker")
      next
    end

    if ret == :next || ret == :back
      val = ValidateService()
      if val == true
        CWMFirewallInterfaces.OpenFirewallStore(firewall_widget, "", event)
        break
      else
        ret = nil
        next
      end
    end

    if ret == :abort || ret == :cancel
      if ReallyAbort()
        return deep_copy(ret)
      else
        next
      end
    end

    if ret == :wizardTree
      ret = Convert.to_string(UI.QueryWidget(Id(:wizardTree), :CurrentItem))
    end

    if Builtins.contains(@DIALOG, Convert.to_string(ret))
      ret = Builtins.symbolof(Builtins.toterm(ret))
      val = ValidateService()
      if val == true
        break
      else
        ret = nil
        Wizard.SelectTreeItem("service")
        next
      end
    end

    CWMFirewallInterfaces.OpenFirewallHandle(firewall_widget, "", event)

    Builtins.y2error("unexpected retcode: %1", ret)
  end
  deep_copy(ret)
end

- (Object) text_input_dialog(title, value)

return `cancel or a string



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# File '../../src/include/cluster/dialogs.rb', line 75

def text_input_dialog(title, value)
  ret = nil

  UI.OpenDialog(
    MarginBox(
      1,
      1,
      VBox(
        MinWidth(100, InputField(Id(:text), title, value)),
        VSpacing(1),
        Right(
          HBox(
            PushButton(Id(:ok), _("OK")),
            PushButton(Id(:cancel), _("Cancel"))
          )
        )
      )
    )
  )

  ret = UI.UserInput
  ret = UI.QueryWidget(:text, :Value) if ret == :ok
  UI.CloseDialog
  deep_copy(ret)
end

- (Object) transport_switch

BNC#871970, change member address struct to memberaddr



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# File '../../src/include/cluster/dialogs.rb', line 387

def transport_switch
  udp = UI.QueryWidget(Id(:transport), :Value) == "udp"
  enable2 = UI.QueryWidget(Id(:enable2), :Value)

  enable1 = udp
  enable2 = udp && enable2

  UI.ChangeWidget(Id(:mcastaddr1), :Enabled, enable1)
  UI.ChangeWidget(Id(:memberaddr), :Enabled, !enable1)
  UI.ChangeWidget(Id(:memberaddr_add), :Enabled, !enable1)
  UI.ChangeWidget(Id(:memberaddr_del), :Enabled, !enable1)
  UI.ChangeWidget(Id(:memberaddr_edit), :Enabled, !enable1)

  UI.ChangeWidget(Id(:mcastaddr2), :Enabled, enable2)

  nil
end

- (Object) UpdateServiceStatus



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# File '../../src/include/cluster/dialogs.rb', line 811

def UpdateServiceStatus
  ret = 0
  ret = Service.Status("pacemaker")
  if ret == 0
    UI.ChangeWidget(Id(:status), :Value, _("Running"))
  else
    UI.ChangeWidget(Id(:status), :Value, _("Not running"))
  end
  UI.ChangeWidget(Id("start_now"), :Enabled, ret != 0)
  UI.ChangeWidget(Id("stop_now"), :Enabled, ret == 0)

  if not Service.Enabled("pacemaker")
    UI.ChangeWidget(Id("off"), :Value, true)
    UI.ChangeWidget(Id("on"), :Value, false)
  else
    UI.ChangeWidget(Id("on"), :Value, true)
    UI.ChangeWidget(Id("off"), :Value, false)
  end

  nil
end

- (Object) ValidateCommunication

BNC#871970, change member address struct



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# File '../../src/include/cluster/dialogs.rb', line 190

def ValidateCommunication
  i = 0
  if IP.Check(Convert.to_string(UI.QueryWidget(Id(:bindnetaddr1), :Value))) == false
    Popup.Message(_("The Bind Network Address has to be fulfilled"))
    UI.SetFocus(:bindnetaddr1)
    return false
  end

  if UI.QueryWidget(Id(:cluster_name), :Value) == ""
    Popup.Message(_("The cluster name has to be fulfilled"))
    UI.SetFocus(:cluster_name)
    return false
  end

  if UI.QueryWidget(Id(:transport), :Value) == "udpu"
    i = 0
    Builtins.foreach(Cluster.memberaddr) do |value|
      if  !IP.Check(value[:addr1]) || ( UI.QueryWidget(Id(:enable2), :Value) && !IP.Check(value[:addr2]) )
        UI.ChangeWidget(:memberaddr, :CurrentItem, i)
        i = 0
        raise Break
      end
      i = Ops.add(i, 1)
    end
    if i == 0
      UI.SetFocus(:memberaddr)
      Popup.Message(_("The Member Address has to be fulfilled"))
      return false
    end
  else
    #BNC#880242, expected_votes must have value when "udp"
    if UI.QueryWidget(Id(:expected_votes), :Value) == ""
      Popup.Message(_("The Expected Votes has to be fulfilled when multicast transport is configured"))
      UI.SetFocus(:expected_votes)
      return false
    end

    if !IP.Check(Convert.to_string(UI.QueryWidget(Id(:mcastaddr1), :Value)))
      Popup.Message(_("The Multicast Address has to be fulfilled"))
      UI.SetFocus(:mcastaddr1)
      return false
    end
  end

  if !Builtins.regexpmatch(
      Convert.to_string(UI.QueryWidget(Id(:mcastport1), :Value)),
      "^[0-9]+$"
    )
    Popup.Message(_("The Multicast port must be a positive integer"))
    UI.SetFocus(Id(:mcastport1))
    return false
  end

  if UI.QueryWidget(Id(:enable2), :Value)
    if IP.Check(
        Convert.to_string(UI.QueryWidget(Id(:bindnetaddr2), :Value))
      ) == false
      Popup.Message(_("The Bind Network Address has to be fulfilled"))
      UI.SetFocus(:bindnetaddr2)
      return false
    end

    if UI.QueryWidget(Id(:transport), :Value) == "udp"
      if IP.Check(
          Convert.to_string(UI.QueryWidget(Id(:mcastaddr2), :Value))
        ) == false
        Popup.Message(_("The Multicast Address has to be fulfilled"))
        UI.SetFocus(:mcastaddr2)
        return false
      end
    end

    if !Builtins.regexpmatch(
        Convert.to_string(UI.QueryWidget(Id(:mcastport2), :Value)),
        "^[0-9]+$"
      )
      Popup.Message(_("The Multicast port must be a positive integer"))
      UI.SetFocus(Id(:mcastport2))
      return false
    end

    if UI.QueryWidget(Id(:rrpmode), :Value) == "none"
      Popup.Message(_("Only passive or active can be chosen if multiple interface used. Set to passive."))
      UI.ChangeWidget(Id(:rrpmode), :Value, "passive")
      UI.SetFocus(Id(:rrpmode))
      return false
    end
  end

  if !UI.QueryWidget(Id(:autoid), :Value ) && ( UI.QueryWidget(Id(:transport), :Value) == "udpu" )
    ret = ValidNodeID()
    if !ret
       UI.SetFocus(Id(:memberaddr))
       return false
    end
  end

  true
end

- (Object) ValidateSecurity



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# File '../../src/include/cluster/dialogs.rb', line 688

def ValidateSecurity
  ret = true
  ret
end

- (Object) ValidateService



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# File '../../src/include/cluster/dialogs.rb', line 806

def ValidateService
  true
end

- (Object) ValidNodeID



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# File '../../src/include/cluster/dialogs.rb', line 154

def ValidNodeID
  if Cluster.memberaddr.size <= 0
     return true
  end

  i = 0
  # Set need to require 'set'
  idset = Set[]

  Builtins.foreach(Cluster.memberaddr) do |value|
    if  value[:nodeid].to_i <= 0
      Popup.Message(_("Node ID has to be fulfilled with a positive integer"))
      UI.ChangeWidget(:memberaddr, :CurrentItem, i)
      i = 0
      raise Break
    end

    if idset.include?(value[:nodeid].to_i)
      Popup.Message(_("Node ID must be unique"))
      UI.ChangeWidget(:memberaddr, :CurrentItem, i)
      i = 0
      raise Break
    end

    idset << value[:nodeid].to_i
    i = Ops.add(i, 1)
  end

  if i == 0
    return false
  end

  true
end

- (Object) VerifyConntrackdConf



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# File '../../src/include/cluster/dialogs.rb', line 1425

def VerifyConntrackdConf
  if IP.Check(
      Convert.to_string(UI.QueryWidget(Id(:conntrack_addr), :Value))
    ) == false
    Popup.Message(_("The Multicast Address has to be fulfilled"))
    UI.SetFocus(:conntrack_addr)
    return false
  end
  if !Builtins.regexpmatch(
      Convert.to_string(UI.QueryWidget(Id(:conntrack_group), :Value)),
      "^[0-9]+$"
    )
    Popup.Message(_("The Group Number must be a positive integer"))
    UI.SetFocus(Id(:conntrack_group))
    return false
  end
  true
end