#!/usr/bin/perl
#
# $Copyright$
#
# $TAHI: ct-dhcpv6/dhcpv6.tahi/S_RFC3736_5.2_SLDHCPRelaySvr.seq,v 1.20 2006/11/07 06:38:28 hide Exp $
########################################################################
BEGIN { $V6evalTool::TestVersion = '$Name:  $';
}


use strict;
use V6evalTool;
use DHCPv6_common;
use Server_pktdesc;

#--------------------------------------------------------------#
# Initialization
#--------------------------------------------------------------#
dhcpExitNS if ChkFuncSupport('STATELESSDHCP');

vLogHTML('<B>==== NUT Initialization ====</B><BR>');
my $IF0 = "Link0";
my $IF1 = "Link1";

my %NUT_Server_Config = (
	'if_nut0'=> "$V6evalTool::NutDef{Link0_device}",
	'if_add0' => "3ffe:501:ffff:100::a1a1",
	'if_length0' => "64",
	'if_type0'=> "unicast",
	'init_opcode' => "vRemote(\"dhcp6s.rmt\", \"start\",\"dns=3ffe::10\",\"stateless\",\"link0=$V6evalTool::NutDef{Link0_device}\",\"valduid=$DUID_CLIENT\")"
);

dhcpSvrInit(\%NUT_Server_Config);

# set Options
$CID_OPTION = "opt_CID_LLT_client1";
$OptionRequest_OPTION = "opt_ORO_dns_servers";
# Receive the Relay_Forward messge(Solicit)
my($ret1, %rfsol1) = send_relay_forward($IF0,"relayforward_infomationrequest_client1_to_alldhcp_send");
if (0 != $ret1){
	dhcpExitFail();
} 

# Send the Relay-reply message(Reply)
#2006.11.07 hide modified
#my ($ret2, %rradv2) = wait_for_relay_reply_reply($IF0,5,"relay_reply_server1_to_client1_1relay");
my ($ret2, %rrep2) = wait_for_relay_reply_reply($IF0,5,"relay_reply_nut_relay");
dhcpExitFail if(0 != $ret2);
if(0!= options_exist(\%rrep2,$CMP_RELAYMSG)){
	dhcpExitError("<B>The expected Relay Message option can not be found.</B>");
}


#-------------------------------------------------------------------
vLogHTML("<B><FONT COLOR=#006666>The Message exchange is correct</FONT></B><BR>");
#-------------------------------------------------------------------
dhcpExitPass();
#NOTREACHED

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

=head1 NAME

  S_RFC3736_5.2_SLDHCPRelaySvr.seq - Checking Relay Message Option

=head1 TARGET


  Server

=head1 SYNOPSIS

=begin html
 <PRE>
 <A HREF="./S_RFC3736_5.2_SLDHCPRelaySvr.seq">S_RFC3736_5.2_SLDHCPRelaySvr.seq </A>[-tooloption ...]
 -pkt <A HREF="./S_RFC3736_5.2_SLDHCPRelaySvr.def">S_RFC3736_5.2_SLDHCPRelaySvr.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)
                   |
Link1 -------------+-------+-------------- 3ffe:501:ffff:101::/64
                           |
                         TN (Relay1)
                           |
Link0 ---------------------+---------+--- 3ffe:501:ffff:100::/64
                                     |
                                 NUT(Server1)
  </PRE>
  <UL>
      <LI><STRONG>Verification Points</STRONG></LI>
<PRE>
The Relay messages include Relay message options be exchanged correctly.
</PRE>
  </UL>
  <UL>
      <LI><STRONG>Configuration</STRONG></LI>
	<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>Relay1(Link1)</TT></TD>
	<TD><TT>TN</TT></TD>
	<TD><TT>Link1</TT></TD>
	<TD><TT>3ffe:501:ffff:101::/64</TT></TD>
	<TD><TT>fe80::200:ff:fe00:a2a2</TT></TD>
	<TD><TT>00:00:00:00:a2:a2</TT></TD>
	</TR>
	<TR>
	<TD><TT>Relay1(Link0)</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:a4a4</TT></TD>
	<TD><TT>00:00:00:00:a4:a4</TT></TD>
	</TR>
	<TR>
	<TD><TT>Client1</TT></TD>
	<TD><TT>TN</TT></TD>
	<TD><TT>Link1</TT></TD>
	<TD><TT>3ffe:501:ffff:101::/64</TT></TD>
	<TD><TT>fe80::200:ff:fe00:a2a2</TT></TD>
	<TD><TT>00:00:00:00:a2:a2</TT></TD>
	</TR>
	</TABLE>
	</BLOCKQUOTE>
  </UL>

=end html

=head1 TEST PROCEDURE

=begin html
<PRE>
       NUT     TN(Relay1)  TN(Client1)
        |       |           |
        |       |           |     initialize NUT (as a stateless DHCPv6 Server)
        |       | <----     |     Information-request 
        | <---- |           |     Relay-forward (Information-request)
        | ----> |           |     Relay-reply (Reply w/Relay Message option)  (*1)
        |       |           |    
</PRE>

=end html

=head1 JUDGEMENT

<PRE>
(*1)PASS:  The server returns the Relay-reply message, it includes Relay Message option.
</PRE>

=head1 TERMINATION

  N/A

=head1 REFERENCE

=begin html
<PRE>
   see also RFC3736
   5.2.  Options Required for Stateless DHCP Service
</PRE>

=end html

=head1 SEE ALSO

  perldoc V6evalTool

=cut