Class: Y2Network::Widgets::BootProtocol

Inherits:
CWM::CustomWidget
  • Object
show all
Defined in:
src/lib/y2network/widgets/boot_protocol.rb

Instance Method Summary collapse

Constructor Details

#initialize(settings) ⇒ BootProtocol

Returns a new instance of BootProtocol.



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 38

def initialize(settings)
  super()
  textdomain "network"
  @settings = settings
end

Instance Method Details

#contents ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 44

def contents
  RadioButtonGroup(
    Id(:bootproto),
    VBox(
      Left(
        HBox(
          RadioButton(
            Id(:bootproto_none),
            Opt(:notify),
            _("No Link and IP Setup (Bond Ports)")
          )
        )
      ),
      Left(
        HBox(
          RadioButton(Id(:bootproto_dynamic), Opt(:notify), _("Dynamic Address")),
          HSpacing(2),
          ComboBox(
            Id(:bootproto_dyn),
            Opt(:notify),
            "",
            [
              Item(Id(:bootproto_dhcp), "DHCP"),
              Item(Id(:bootproto_dhcp_auto), "DHCP+Zeroconf"),
              Item(Id(:bootproto_auto), "Zeroconf")
            ]
          ),
          HSpacing(2),
          ComboBox(
            Id(:bootproto_dhcp_mode),
            "",
            [
              Item(Id(:bootproto_dhcp_both), _("DHCP both version 4 and 6")),
              Item(Id(:bootproto_dhcp_v4), _("DHCP version 4 only")),
              Item(Id(:bootproto_dhcp_v6), _("DHCP version 6 only"))
            ]
          )
        )
      ),
      VBox(
        Left(
          RadioButton(
            Id(:bootproto_static),
            Opt(:notify),
            _("Statically Assigned IP Address")
          )
        ),
        HBox(
          # TODO: When object CWM top level is used, then use here IPAddress object
          InputField(Id(:bootproto_ipaddr), Opt(:hstretch), _("&IP Address")),
          HSpacing(1),
          InputField(Id(:bootproto_netmask), Opt(:hstretch), _("&Subnet Mask")),
          HSpacing(1),
          InputField(Id(:bootproto_hostname), Opt(:hstretch), _("&Hostname")),
          HStretch()
        )
      )
    )
  )
end

#dynamic_enabled(value) ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 304

def dynamic_enabled(value)
  Yast::UI.ChangeWidget(Id(:bootproto_dyn), :Enabled, value)
  if value
    # dhcp mode works only with plain dhcp
    if :bootproto_dhcp == Yast::UI.QueryWidget(Id(:bootproto_dyn), :Value)
      Yast::UI.ChangeWidget(Id(:bootproto_dhcp_mode), :Enabled, value)
    else
      Yast::UI.ChangeWidget(Id(:bootproto_dhcp_mode), :Enabled, false)
    end
  else
    Yast::UI.ChangeWidget(Id(:bootproto_dhcp_mode), :Enabled, value)
  end
end

#handle ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 149

def handle
  case value
  when :bootproto_static
    static_enabled(true)
    dynamic_enabled(false)
    one_ip = Yast::UI.QueryWidget(Id(:bootproto_ipaddr), :Value)
    if one_ip.empty?
      current_hostname = Yast::Hostname.MergeFQ(Yast::DNS.hostname, Yast::DNS.domain)
      if ![nil, "", "localhost"].include?(current_hostname)
        log.info "Presetting global hostname"
        Yast::UI.ChangeWidget(Id(:bootproto_hostname), :Value, current_hostname)
      end
    end
  when :bootproto_dynamic
    static_enabled(false)
    dynamic_enabled(true)
  when :bootproto_none
    static_enabled(false)
    dynamic_enabled(false)
  else
    raise "Unexpected value for boot protocol #{value.inspect}"
  end

  nil
end

#help ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 268

def help
  res = _(
    "<p><b><big>Address Setup</big></b></p>\n" \
    "<p>Select <b>No Address Setup</b> if you do not want " \
    "to assign an IP address to this device.\n" \
    "This is particularly useful for bonding ethernet devices.</p>\n"
  ) +
    # Address dialog help 2/8
    _(
      "<p>Select <b>Dynamic Address</b> if you do not have a static IP address \n" \
      "assigned by the system administrator or your Internet provider.</p>\n"
    ) +
    # Address dialog help 3/8
    _(
      "<p>Choose one of the dynamic address assignment methods. Select <b>DHCP</b>\n" \
      "if you have a DHCP server running on your local network. Network addresses \n" \
      "are then automatically obtained from the server.</p>\n"
    ) +
    # Address dialog help 4/8
    _(
      "<p>To search for an IP address and assign it statically, select \n" \
      "<b>Zeroconf</b>. To use DHCP and fall back to zeroconf, " \
      "select <b>DHCP + Zeroconf\n" \
      "</b>. Otherwise, the network addresses must be assigned <b>Statically</b>.</p>\n"
    )

  if Yast::ProductFeatures.GetBooleanFeature("network", "force_static_ip")
    res += _(
      "<p>DHCP configuration is not recommended for this product.\n" \
      "Components of this product might not work with DHCP.</p>"
    )
  end

  res
end

#init ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 105

def init
  case @settings.boot_protocol
  when Y2Network::BootProtocol::STATIC
    Yast::UI.ChangeWidget(Id(:bootproto), :CurrentButton, :bootproto_static)
    Yast::UI.ChangeWidget(
      Id(:bootproto_ipaddr),
      :Value,
      @settings.ip_address
    )
    Yast::UI.ChangeWidget(
      Id(:bootproto_netmask),
      :Value,
      @settings.subnet_prefix
    )
    Yast::UI.ChangeWidget(
      Id(:bootproto_hostname),
      :Value,
      @settings.hostname
    )
  when Y2Network::BootProtocol::DHCP
    Yast::UI.ChangeWidget(Id(:bootproto), :CurrentButton, :bootproto_dynamic)
    Yast::UI.ChangeWidget(Id(:bootproto_dhcp_mode), :Value, :bootproto_dhcp_both)
    Yast::UI.ChangeWidget(Id(:bootproto_dyn), :Value, :bootproto_dhcp)
  when Y2Network::BootProtocol::DHCP4
    Yast::UI.ChangeWidget(Id(:bootproto), :CurrentButton, :bootproto_dynamic)
    Yast::UI.ChangeWidget(Id(:bootproto_dhcp_mode), :Value, :bootproto_dhcp_v4)
    Yast::UI.ChangeWidget(Id(:bootproto_dyn), :Value, :bootproto_dhcp)
  when Y2Network::BootProtocol::DHCP6
    Yast::UI.ChangeWidget(Id(:bootproto), :CurrentButton, :bootproto_dynamic)
    Yast::UI.ChangeWidget(Id(:bootproto_dhcp_mode), :Value, :bootproto_dhcp_v6)
    Yast::UI.ChangeWidget(Id(:bootproto_dyn), :Value, :bootproto_dhcp)
  when Y2Network::BootProtocol::DHCP_AUTOIP
    Yast::UI.ChangeWidget(Id(:bootproto), :CurrentButton, :bootproto_dynamic)
    Yast::UI.ChangeWidget(Id(:bootproto_dyn), :Value, :bootproto_dhcp_auto)
  when Y2Network::BootProtocol::AUTOIP
    Yast::UI.ChangeWidget(Id(:bootproto), :CurrentButton, :bootproto_dynamic)
    Yast::UI.ChangeWidget(Id(:bootproto_dyn), :Value, :bootproto_auto)
  when Y2Network::BootProtocol::NONE, Y2Network::BootProtocol::IBFT
    Yast::UI.ChangeWidget(Id(:bootproto), :CurrentButton, :bootproto_none)
  end

  handle
end

#static_enabled(value) ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 318

def static_enabled(value)
  Yast::UI.ChangeWidget(Id(:bootproto_ipaddr), :Enabled, value)
  Yast::UI.ChangeWidget(Id(:bootproto_netmask), :Enabled, value)
  Yast::UI.ChangeWidget(Id(:bootproto_hostname), :Enabled, value)
end

#store ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 175

def store
  # FIXME: this value reset should be in backend in general not Yast::UI responsibility
  @settings.ip_address = ""
  @settings.subnet_prefix = ""
  case value
  when :bootproto_none
    bootproto = "none"
    @settings.boot_protocol = bootproto
  when :bootproto_static
    @settings.boot_protocol = "static"
    @settings.ip_address = Yast::UI.QueryWidget(:bootproto_ipaddr, :Value)
    @settings.subnet_prefix = Yast::UI.QueryWidget(:bootproto_netmask, :Value)
    @settings.hostname = Yast::UI.QueryWidget(:bootproto_hostname, :Value)
  when :bootproto_dynamic
    case Yast::UI.QueryWidget(:bootproto_dyn, :Value)
    when :bootproto_dhcp
      case Yast::UI.QueryWidget(:bootproto_dhcp_mode, :Value)
      when :bootproto_dhcp_both
        @settings.boot_protocol = "dhcp"
      when :bootproto_dhcp_v4
        @settings.boot_protocol = "dhcp4"
      when :bootproto_dhcp_v6
        @settings.boot_protocol = "dhcp6"
      else
        raise "Unexpected dhcp mode value " \
              "#{Yast::UI.QueryWidget(:bootproto_dhcp_mode, :Value).inspect}"
      end
    when :bootproto_dhcp_auto
      @settings.boot_protocol = "dhcp+autoip"
    when :bootproto_auto
      @settings.boot_protocol = "autoip"
    else
      raise "Unexpected dynamic mode value " \
            "#{Yast::UI.QueryWidget(:bootproto_dyn, :Value).inspect}"
    end
  else
    raise "Unexpected boot protocol value #{Yast::UI.QueryWidget(:bootproto, :Value).inspect}"
  end
end

#valid_netmask(ip, mask) ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 328

def valid_netmask(ip, mask)
  mask = mask[1..-1] if mask.start_with?("/")

  if Yast::IP.Check4(ip) && (Yast::Netmask.Check4(mask) || Yast::Netmask.CheckPrefix4(mask))
    return true
  end

  return true if Yast::IP.Check6(ip) && Yast::Netmask.Check6(mask)

  log.warn "IP address #{ip} is not valid"
  false
end

#validate ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 215

def validate
  return true if value != :bootproto_static

  ipa = Yast::UI.QueryWidget(:bootproto_ipaddr, :Value)
  if !Yast::IP.Check(ipa)
    Yast::Popup.Error(_("No valid IP address."))
    Yast::UI.SetFocus(:bootproto_ipaddr)
    return false
  end

  mask = Yast::UI.QueryWidget(:bootproto_netmask, :Value)
  if mask != "" && !valid_netmask(ipa, mask)
    Yast::Popup.Error(_("No valid netmask or prefix length."))
    Yast::UI.SetFocus(:bootproto_netmask)
    return false
  end

  hname = Yast::UI.QueryWidget(:bootproto_hostname, :Value)
  if !hname.empty?
    if !Yast::Hostname.CheckFQ(hname)
      Yast::Popup.Error(_("Invalid hostname."))
      Yast::UI.SetFocus(:bootproto_hostname)
      return false
    end
  # There'll be no 127.0.0.2 -> remind user to define some hostname
  elsif !Yast::Popup.YesNo(
    _(
      "No hostname has been specified. We recommend to associate \n" \
      "a hostname with a static IP, otherwise the machine name will \n" \
      "not be resolvable without an active network connection.\n" \
      "\n" \
      "Really leave the hostname blank?\n"
    )
  )
    Yast::UI.SetFocus(:bootproto_hostname)
    return false
  end

  # validate duplication
  if Yast::NetHwDetection.DuplicateIP(ipa)
    Yast::UI.SetFocus(:bootproto_ipaddr)
    # Popup text
    if !Yast::Popup.YesNoHeadline(
      Yast::Label.WarningMsg,
      _("Duplicate IP address detected.\nReally continue?\n")
    )
      return false
    end
  end

  true
end

#value ⇒ Object 



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# File 'src/lib/y2network/widgets/boot_protocol.rb', line 324

def value
  Yast::UI.QueryWidget(Id(:bootproto), :CurrentButton)
end