#!/usr/bin/perl
#
# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Yokogawa Electric Corporation.
# All rights reserved.
# 
# Redistribution and use of this software in source and binary
# forms, with or without modification, are permitted provided that
# the following conditions and disclaimer are agreed and accepted
# 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.
# 
# 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
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# $TAHI: ct-dhcpv6/dhcpv6.tahi/S_RFC3315_18.2.4_DiscardReceiptRebindMsg.seq,v 1.27 2006/03/09 08:45:51 mnaoki Exp $
########################################################################
BEGIN { $V6evalTool::TestVersion = '$Name: DHCPv6_1_0 $';
}

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

#--------------------------------------------------------------#
# 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);
#--------------------------------------------------------------#
# Main Procedure
#--------------------------------------------------------------#
vLogHTML('<B>==== Discard invalid Rebind Message  ====</B><BR>');




# 1. send DHCPv6 Solicit Message
$CID_OPTION = "opt_CID_LLT_client1";
$IA_NA_OPTION = "opt_IA_NA";
my ($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";
$SID_OPTION = "opt_SID_ANY";
my ($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>");
}

# 5.send DHCPv6 Rebind Message
$CID_OPTION = "opt_CID_LLT_client1";
$SID_OPTION = undef;
$IA_NA_OPTION = "opt_IA_NA_Addr_woStatus";
$RapidCommit_OPTION = "";
my ($ret5, %rebind5) = send_rebind($IF0, "rebind_client1_to_alldhcp_invalid", \%rep4, "");
if (0 != $ret5){
	dhcpExitFail();
}

# wait for DHCPv6 Reply Message
my ($ret6, %rep6) = wait_for_reply($IF0, 5);
if ((0 != $ret6) && (1 != $ret6)){
	dhcpExitFail();
}

if (0 == $ret6){
# check Options
	if (0 != options_exist(\%rep6, ($CMP_IA_NA|$CMP_SID|$CMP_CID))){
		dhcpExitError("<B>The message have not all the expected options</B><BR>");
	}

# compare Options
	if (0 != compare_options(\%rebind5, \%rep6, ($CMP_CID|$CMP_TRANS_ID))){
		dhcpExitError("<B>The option error!Do not same as the previous message</B><BR>");
	}
# check the life time ...May... can be ignored...
my $PreTime = $rep6{"Frame_Ether.Packet_IPv6.Upp_UDP.Udp_DHCPv6_Reply.Opt_DHCPv6_IA_NA.Opt_DHCPv6_IA_Address.PreferredLifetime"};
my $LifeTime = $rep6{"Frame_Ether.Packet_IPv6.Upp_UDP.Udp_DHCPv6_Reply.Opt_DHCPv6_IA_NA.Opt_DHCPv6_IA_Address.ValidLifetime"};
	if(!defined($PreTime) || !defined($LifeTime)){
		dhcpExitError("<B>The time field does not exist in the Reply Message!</B><BR>")
	}
	if ((0 != $PreTime) ||(0 != $LifeTime)){
		dhcpExitError("<B>The Lifetime is not 0!</B><BR>");
	}
}
#-------------------------------------------------------------------
vLogHTML("<B><FONT COLOR=#006666>The Message exchange is correct</FONT></B><BR>");
#-------------------------------------------------------------------
dhcpExitPass();
#NOTREACHED

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

=head1 NAME

  S_RFC3315_18.2.4_DiscardReceiptRebindMsg.seq - Discard Rebind message(w/ invalid IA_NA)

=head1 TARGET

  Server

=head1 SYNOPSIS

=begin html
 <PRE>
 <A HREF="./S_RFC3315_18.2.4_DiscardReceiptRebindMsg.seq">S_RFC3315_18.2.4_DiscardReceiptRebindMsg.seq </A>[-tooloption ...]
 -pkt <A HREF="./S_RFC3315_18.2.4_DiscardReceiptRebindMsg.def">S_RFC3315_18.2.4_DiscardReceiptRebindMsg.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>
  <PRE>
          TN(Client1)  
             |
Link0 -------+-----------+--------------- 3ffe:501:ffff:100::/64
                         |
                       NUT(Server1)
  </PRE>
      <LI><STRONG>Verification Points</STRONG></LI>
<UL>
	<PRE>
	<LI>Server </LI>
	the server <B>Discard</B> a Reply message
	or
	return message with <B>lifetime 0</B>.
	</PRE>
</UL>
      <LI><STRONG>Configuration</STRONG></LI>
<UL>
	<PRE>
	<LI>IA_NA in Rebind message</LI>
	<B>
	Can't found the client entry by server
	or
	IA is not appropriate for the link
	</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>

=end html

=head1 TEST PROCEDURE

=begin html
<PRE>
       NUT     TN
        |       | 
        |       | initialize NUT (as a DHCPv6 Server)
        |       | 
        | <---- | Solicit
        | ----> | Advertise
        | <---- | Request
        | ----> | Reply
        |       | 
        |       | 
        |       | 
        | <---- | Rebind(w/ IA_NA option)
        | ----> | Reply (*1)
or
        |       | NUT Discard this message 
        |       |
</PRE>

=end html

=head1 JUDGEMENT

<PRE>
(*1) PASS:  NUT return messages with IA_address option of lifetime 0;.
</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