#!/usr/bin/perl
#
# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
# 	Yokogawa Electric Corporation.
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#    notice, this list of conditions and the following disclaimer.
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#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with
#    the distribution.
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#    which is related to this software (hereinafter referred to as
#    "project") nor the names of the contributors may be used to
#    endorse or promote products derived from this software without
#    specific prior written permission.
# 
# 4. No merchantable use may be permitted without prior written
#    notification to the copyrighters.
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#    the use of this software at any time.
# 
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# CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING
# BUT NOT LIMITED THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.  IN NO EVENT SHALL THE
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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# $TAHI: dhcpv6.p2/rfc3736/S_RFC3736_5.3_SLDHCPDNSOP_ONLY.seq,v 1.1 2007/04/04 04:03:16 hide Exp $
########################################################################
BEGIN { $V6evalTool::TestVersion = '$Name: DHCPv6_Self_Test_P2_1_0_13 $';
}

use strict;
use V6evalTool;

use lib '../.';
use DHCPv6_common;
use Server_pktdesc;

dhcpExitNS if ChkFuncSupport('STATELESSDHCP');

#--------------------------------------------------------------#
# Initialization
#--------------------------------------------------------------#

vLogHTML('<B>==== NUT Initialization ====</B><BR>');
my $IF0 = "Link0";
#initial NUT config parameters,
my %NUT_Server_Config = (
	'if_nut0'=> "$V6evalTool::NutDef{Link0_device}",
	'init_opcode' => "vRemote(\"dhcp6s.rmt\", \"start\",\"dns=3ffe:501:ffff:100:200:ff:fe00:3f3e\",\"stateless\",\"link0=$V6evalTool::NutDef{Link0_device}\")"
);

dhcpSvrInitS(\%NUT_Server_Config);
vClear($IF0);

# 1 send DHCPv6 Information-request  Message
$CID_OPTION = "opt_CID_LLT_client1";
#$OptionRequest_OPTION = "opt_ORO_dns_servers";
#$OptionRequest_OPTION = "opt_ORO_dns_servers_statuscode";
$OptionRequest_OPTION = "opt_ORO_dns_servers_domainlists";
$ElapsedTime_OPTION = "opt_ElapsedTime";
my ($ret1, %ireq1) = send_information_request($IF0, "information_request_client1_to_alldhcp", undef, "");
if (0 != $ret1){
	dhcpExitFail();
}

# wait for DHCPv6 Reply Message
my ($ret2, %rep2) = wait_for_reply($IF0, 5);
if (0 != $ret2){
	dhcpExitFail();
}

# check Options
if (0 != options_exist(\%rep2, ($CMP_DNS_SVR))){
	dhcpExitError("<B>The expected option is not exist</B><BR>");
}
if (0 == options_exist(\%rep2, ($CMP_DNS_LST))){
	dhcpExitError("<B>The unexpected option is exist</B><BR>");
}
#-------------------------------------------------------------------
vLogHTML("<B><FONT COLOR=#006666>DNS Recursive Name Server option is returned</FONT></B><BR>");
#-------------------------------------------------------------------

vClear($IF0);
vStop($IF0);
dhcpExitPass();
#NOTREACHED

########################################################################
__END__

=head1 NAME

  S_RFC3736_5.3_SLDHCPDNSOP_ONLY.seq - Returning of DNS Recursive Name Server option

=head1 TARGET

  Server

=head1 SYNOPSIS

=begin html
 <PRE>
 <A HREF="./S_RFC3736_5.3_SLDHCPDNSOP_ONLY.seq">S_RFC3736_5.3_SLDHCPDNSOP_ONLY.seq </A>[-tooloption ...]
 -pkt <A HREF="./S_RFC3736_5.3_SLDHCPDNSOP_ONLY.def">S_RFC3736_5.3_SLDHCPDNSOP_ONLY.def </A>
 -tooloption: v6eval tool option
See Also <A HREF="./DHCPv6.def"> DHCPv6.def </A>
 </PRE>

=head1 INITIALIZATION

=begin html
  <UL>
  <LI><STRONG>Network Topology</STRONG></LI>
  </UL>
  <PRE>
          TN(Client1)  
             |
Link0 -------+-----------+--------------- 3ffe:501:ffff:100::/64
                         |
                       NUT(Server1)
  </PRE>
  <UL>
      <LI><STRONG>Verification Points</STRONG></LI>
<PRE>
   If the client included an Option Request
   option in its message, the server includes options in the Reply
   message containing configuration parameters for all of the options
   identified in the Option Request option that the server has been
   configured to return to the client.
</PRE>
  </UL>
  <UL>
      <LI><STRONG>Configuration</STRONG></LI>
      <UL>
      <PRE>
      NTU configured to send Reply message with only DNS Recursive Name Server option <p>
      Option Request option in the Information-request message
      <LI>option-code</LI>
      <B>OPTION_ORO(6)</B>
      <LI>option-len</LI>
      Any
      <LI>requested-option-code-1</LI>
      <B>OPTION_DNS_SERVERS(23)</B>
      <B>OPTION_DOMAIN_LIST (24)</B>
      </PRE>
      </UL>
	<BLOCKQUOTE>
	<TABLE BORDER>
	<TR>
	<TD><TT>Device Name</TT></TD>
	<TD><TT>Device Type</TT></TD>
	<TD><TT>I/F</TT></TD>
	<TD><TT>Assigned Prefix</TT></TD>
	<TD><TT>Link Local Addr</TT></TD>
	<TD><TT>MAC Addr</TT></TD>
	</TR>
	<TR>
	<TD><TT>Server1</TT></TD>
	<TD><TT>NUT</TT></TD>
	<TD><TT>Link0</TT></TD>
	<TD><TT>3ffe:501:ffff:100::/64</TT></TD>
	<TD><TT>NUT's Linklocal address</TT></TD>
	<TD><TT>NUT's MAC address</TT></TD>
	</TR>
	<TR>
	<TD><TT>Client1</TT></TD>
	<TD><TT>TN</TT></TD>
	<TD><TT>Link0</TT></TD>
	<TD><TT>3ffe:501:ffff:100::/64</TT></TD>
	<TD><TT>fe80::200:ff:fe00:a2a2</TT></TD>
	<TD><TT>00:00:00:00:a2:a2</TT></TD>
	</TABLE>
	</BLOCKQUOTE>
	</UL>
</UL>

=end html

=head1 TEST PROCEDURE

=begin html
<PRE>
       NUT     TN
        |       | 
        |       | initialize NUT (as a stateless DHCPv6 Server)
        |       | 
        | <---- | Information-request(w/ Option Request option(23,24))
        | ----> | Reply(w/ DNS Recursive Name Server option)
        |       | 
        |       | 
</PRE>

=end html

=head1 JUDGEMENT

<PRE>
(*1)PASS:  NUT returns Reply message with DNS Recursive Name Server opttion.
</PRE>

=head1 TERMINATION

  N/A

=head1 REFERENCE

=begin html
<PRE>
   see also RFC3315
   18.2. Server Behavior

   see also RFC3646
   3. DNS Recursive Name Server option

   see also RFC3736
   5.3. Options Used for Configuration Information
</PRE>

=end html

=head1 SEE ALSO

  perldoc V6evalTool

=cut