#!/usr/bin/perl
#
# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
# 	Yokogawa Electric Corporation.
# All rights reserved.
# 
# Redistribution and use of this software in source and binary
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# by the user:
# 
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in
#    the documentation and/or other materials provided with
#    the distribution.
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# 3. Neither the names of the copyrighters, the name of the project
#    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.
# 
# 5. The copyrighters, the project and the contributors may prohibit
#    the use of this software at any time.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHTERS, THE PROJECT AND
# 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
# COPYRIGHTERS, THE PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
# $TAHI: dhcpv6.p2/rfc3315/S_RFC3315_18.2.4_DiscardUnicastRebindMsg.seq,v 1.1 2007/02/15 11:43:47 hide Exp $
########################################################################
BEGIN { $V6evalTool::TestVersion = '$Name: DHCPv6_Self_Test_P2_1_0_14 $';
}

use strict;
use V6evalTool;

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

dhcpExitNS if(ChkFuncSupport('ADDRASSIGN') && ChkFuncSupport('DNS'));

#--------------------------------------------------------------#
# 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\",\"link0=$V6evalTool::NutDef{Link0_device}\",\"startaddr=3ffe:501:ffff:100::10\",\"endaddr=3ffe:501:ffff:100::11\")"
);

dhcpSvrInit(\%NUT_Server_Config);
vClear($IF0);
#--------------------------------------------------------------#
# Main Procedure
#--------------------------------------------------------------#
vLogHTML('<B>==== Reply Message when receipt Rebind Msg  ====</B><BR>');




# 1. send DHCPv6 Solicit Message
$CID_OPTION = "opt_CID_LLT_client1";
$IA_NA_OPTION = "opt_IA_NA";
$ElapsedTime_OPTION = "opt_ElapsedTime";
my ($ret1, %sol1) = send_solicit($IF0, "solicit_client1_to_alldhcp", "");
if (0 != $ret1){
	dhcpExitFail();
}


# 2. wait for DHCPv6 Advertise Message
my ($ret2, %adv2) = wait_for_advertise($IF0, 5);
 if (0 != $ret2){
 	dhcpExitFail();
 }

# check options in Advertise Message
 if (0 != options_exist(\%adv2, ($CMP_CID|$CMP_SID))){
 	dhcpExitError("<B>Do not include necessary options!</B>");
}

# compare Options
if (0 != compare_options(\%sol1, \%adv2, ($CMP_CID|$CMP_TRANS_ID))){
	dhcpExitError("<B>Option Error</B>");
}

# 3. send DHCPv6 Request Message
$CID_OPTION = "opt_CID_LLT_client1";
$IA_NA_OPTION = "opt_IA_NA";
$SID_OPTION = "opt_SID_ANY";
$ElapsedTime_OPTION = "opt_ElapsedTime";
my ($ret3, %req3) = send_request($IF0, "request_client1_to_alldhcp", \%adv2, "");
 if (0 != $ret3) {
	dhcpExitFail() 
}

# 4.wait for DHCPv6 Reply Message
my ($ret4, %rep4) = wait_for_reply($IF0, 5);
 if (0 != $ret4){
	dhcpExitFail();
}

# check options in Reply Message
 if (0 != options_exist(\%rep4, ($CMP_IA_NA|$CMP_CID|$CMP_SID))){
	 dhcpExitError("<B>Do not include necessary options!</B>");
 }

# compare Client ID Options
  if (0 != compare_options(\%req3, \%rep4, $CMP_CID)){
	 dhcpExitError("<B>The client ID option in Reply Msg is error!</B>");
}

 if (0 != compare_options(\%req3, \%rep4, $CMP_TRANS_ID)){
	 dhcpExitError("<B>The transaction ID in Reply Msg is error!</B>");
}

vSleep(10);
vClear($IF0);

# 5.send DHCPv6 Rebind Message
$CID_OPTION = "opt_CID_LLT_client1";
$SID_OPTION = undef;
$IA_NA_OPTION = "opt_IA_NA_Addr_woStatus";
$ElapsedTime_OPTION = "opt_ElapsedTime";
my ($ret5, %rebind5) = send_rebind($IF0, "rebind_client1_to_nut", \%rep4, "");
if (0 != $ret5){
	dhcpExitFail();
}

# wait for DHCPv6 Reply Message
my ($ret6, %rep6) = wait_for_reply($IF0, 5);
if (0 == $ret6){
	dhcpExitError("NUT returns unexpected Reply Message.(when receiving a Rebind Msg via unicast)<BR>");
}

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

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

=head1 NAME

  S_RFC3315_18.2.4_DiscardUnicastRebindMsg.seq - Discard any Rebind message with a unicast destination address(Not permitted)

=head1 TARGET

  Server

=head1 SYNOPSIS

=begin html
 <PRE>
 <A HREF="./S_RFC3315_18.2.4_DiscardUnicastRebindMsg.seq">S_RFC3315_18.2.4_DiscardUnicastRebindMsg.seq </A>[-tooloption ...]
 -pkt <A HREF="./S_RFC3315_18.2.4_DiscardUnicastRebindMsg.def">S_RFC3315_18.2.4_DiscardUnicastRebindMsg.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>NUT(Server) Discard message via unicast.</PRE>
  </UL>
      <LI><STRONG>Configuration</STRONG></LI>
  <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 DHCPv6 Server)
        |       | 
        | <---- | Solicit
        | ----> | Advertise
        | <---- | Request
        | ----> | Reply
        |       | 
        |       | 
        |       | 
        | <---- | Rebind(w/ unicast destination address)
        | --->X | Reply	(*1)
        |       |
</PRE>

=end html

=head1 JUDGEMENT

<PRE>
(*1) PASS:  NUT must not send Reply message.
</PRE>

=head1 TERMINATION

  N/A

=head1 REFERENCE

=begin html
<PRE>
   see also RFC3315
   18 DHCP Client-Initiated Configuration Exchange
   18.2.4. Receipt of Rebind Messages
</PRE>

=end html

=head1 SEE ALSO

  perldoc V6evalTool

=cut