Class: Yast::SetupDhcp

Inherits:
Object
  • Object
show all
Includes:
Logger, Singleton
Defined in:
src/lib/network/clients/inst_setup_dhcp.rb

Instance Method Summary collapse

Instance Method Details

#main ⇒ Object 


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# File 'src/lib/network/clients/inst_setup_dhcp.rb', line 30

def main
  nac = NetworkAutoconfiguration.instance
  set_dhcp_hostname! if Stage.initial

  if !nac.any_iface_active?
    nac.configure_dhcp
  else
    log.info("Automatic DHCP configuration not started - an interface is already configured")
  end

  # if this is not wrapped in a def, ruby -cw says
  # warning: possibly useless use of a literal in void context
  :next
end

#set_dhcp_hostname! ⇒ Object

Write the DHCLIENT_SET_HOSTNAME in /etc/sysconfig/network/dhcp based on linuxrc sethostname cmdline option if provided or the default value defined in the control file if not.


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# File 'src/lib/network/clients/inst_setup_dhcp.rb', line 58

def set_dhcp_hostname!
  DNS.dhcp_hostname =
    set_hostname_used? ? set_dhcp_hostname? : DNS.default_dhcp_hostname

  log.info("Write dhcp hostname default: #{DNS.dhcp_hostname}")
  SCR.Write(
    Yast::Path.new(".sysconfig.network.dhcp.DHCLIENT_SET_HOSTNAME"),
    DNS.dhcp_hostname ? "yes" : "no"
  )
  # Flush cache
  SCR.Write(
    Yast::Path.new(".sysconfig.network.dhcp"),
    nil
  )
end

#set_dhcp_hostname? ⇒ Boolean

Check if set of DHCLIENT_SET_HOSTNAME in /etc/sysconfig/network/dhcp has been disable by linuxrc cmdline

Returns:

  • (Boolean) —

    false if sethostname=0; true otherwise


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# File 'src/lib/network/clients/inst_setup_dhcp.rb', line 49

def set_dhcp_hostname?
  set_hostname = Linuxrc.InstallInf("SetHostname")
  log.info("SetHostname: #{set_hostname}")
  set_hostname != "0"
end

#set_hostname_used? ⇒ Boolean

Check whether the linuxrc sethostname option has been used or not

Returns:

  • (Boolean) —

    true if sethosname linuxrc cmdline option was given


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# File 'src/lib/network/clients/inst_setup_dhcp.rb', line 77

def set_hostname_used?
  Linuxrc.InstallInf("SetHostnameUsed") == "1"
end