#!/usr/bin/perl
#
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# 	Yokogawa Electric Corporation.
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#    which is related to this software (hereinafter referred to as
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# $TAHI: dhcpv6.p2/rfc3315/R_RFC3315_20_MultiRelayRelayForwardSolMsg.seq,v 1.9 2008/10/30 02:32:30 ozoe 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";
my $IF1 = "Link1";

#initial NUT config parameters,
my %NUT_Relay_Config = (
			'if_nut0'=> "$V6evalTool::NutDef{Link0_device}",
			'if_nut1' => "$V6evalTool::NutDef{Link1_device}",
#			'if_add0' => "$NUTRELAY1_LINK0_GLOBAL_UCAST",
#			'if_add1' => "$NUTRELAY1_LINK1_GLOBAL_UCAST",
#			'if_length0' => "64",
#			'if_length1' => "64",
#			'if_type0'=> "unicast",
#			'if_type1'=> "unicast",
			'init_opcode' => "vRemote(\"dhcp6r.rmt\", \"start\",\"link0=$V6evalTool::NutDef{Link0_device}\",\"link1=$V6evalTool::NutDef{Link1_device}\",\"clientunicast=$NUTRELAY1_LINK1_GLOBAL_UCAST\",\"servermulticast\")"
			);

dhcpRelayInit(\%NUT_Relay_Config);

my ($retping,%ping) = ping_test_nut1("Link1");
if($retping != 0){
        dhcpExitFail;
}
my $src_addr = $ping{"Frame_Ether.Packet_IPv6.Hdr_IPv6.SourceAddress"};

# Need add the Relay-forward Message
# Relay 2 --> NUT(Solicit)
$CID_OPTION = "opt_CID_LLT_client1";
$IA_NA_OPTION = "opt_IA_NA";
$ElapsedTime_OPTION = "opt_ElapsedTime";
# Send  the Relay_Forward message(Solicit)
my($ret1, %rfsol1) = send_relay_forward($IF1,"relayforward_solicit_relay2_to_nut");
#dhcpExitFail if (0!=$ret1);

 
# wait for DHCPv6 Relay reforward Message(Solicit)
my ($ret2, %rfsol2) =  wait_for_relay_forward($IF0, 5,"relay_forward_nut_server");
if (0 != $ret2){
 	dhcpExitError("NG: The message have not be relayed");
}

#Check the Multicast address
if("ff05::1:3" ne $rfsol2{"Frame_Ether.Packet_IPv6.Hdr_IPv6.DestinationAddress"}){
	dhcpExitError("NG: The Destination Port used by the Relay-forwad Message is not valid!");
}

#Check the HopLimit = 32 & hopcount = 0;(default);
if(0 != ckRelayForwardMsgHopCount(\%rfsol2,1)){
	dhcpExitFail;
}

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

#check the Link-address
if(0 != ckRelayForwardLinkAddress(\%rfsol2,$src_addr)){
	dhcpExitError("The link-address is not properly!");
}

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

#Check the peer-link
if(0 != ckRelayForwardPeerAddress(\%rfsol2,\%rfsol1)){
	dhcpExitFail;
}
#-------------------------------------------------------------------
vLogHTML("<B><FONT COLOR=#006666>The peer-addess is correct</FONT></B><BR>");
#-------------------------------------------------------------------



#Check the relay-forward message
if ( 0 != chkMsgAfterRelay(\%rfsol1,\%rfsol2,)){
	dhcpExitError("NG: The relay-forward message is not correct!");
}

#-------------------------------------------------------------------
vLogHTML("<B><FONT COLOR=#006666>The Message exchange is correct</FONT></B><BR>");
#-------------------------------------------------------------------
dhcpExitPass();
vClear($IF0);
vClear($IF1);

#NOTREACHED

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

=head1 NAME

  R_RFC3315_20_MultiRelayRelayForwardSolMsg.seq - Relay-forward Solicit message transmission through the layered Relay agents

=head1 TARGET

  Relay agent

=head1 SYNOPSIS

=begin html
 <PRE>
 <A HREF="./R_RFC3315_20_MultiRelayRelayForwardSolMsg.seq">R_RFC3315_20_MultiRelayRelayForwardSolMsg.seq </A>[-tooloption ...]
 -pkt <A HREF="./R_RFC3315_20_MultiRelayRelayForwardSolMsg.def">R_RFC3315_20_MultiRelayRelayForwardSolMsg.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)
                              |
Link2 -------------+----------+---------------------3ffe:501:ffff:102::/64
                   |                       
                   |                       
             TN(Relay2)
                   |                       
                   |                       
Link1 -------------+-----------------------+-------- 3ffe:501:ffff:101::/64
                                           |
                                           |
                                     NUT(Relay1)
                                           |
                                           |
Link0 ------------------------+------------+-------- 3ffe:501:ffff:100::/64
                              |
                           TN(Server1)
  </PRE>
  <ul>
      <li><STRONG>Verification Points</STRONG><p>
          <ul>
          <PRE>
Relay-forward Message Format
      <li>destination address</li>
          <B>All_DHCP_Servers(FF05::1:3)</B>
      <li>msg-type</li>
          <b>RELAY-FORW(12)</b>
      <li>hop-count</li>
	  <b>1</b>
      <li>link-address</li>
          <b>0 or global address assigned to the interface on which the message was received</b>
      <li>peer-address</li>
          <b>Copied from the Relay-forward Solict message</b>
      <li>options</li>
          <b>Relay Message option</b>
	  <b>Same as the Message that be relayed</b>
	  <b>(Relay-forward Solicit message)</b>
          </PRE>
          </ul>
  </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>Relay1(Link0)</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(Link0)</TT></TD>
	<TD><TT>NUT's MAC address(Link0)</TT></TD>
	</TR>
	<TR>
	<TD><TT>Relay1(Link1)</TT></TD>
	<TD><TT>NUT</TT></TD>
	<TD><TT>Link1</TT></TD>
	<TD><TT>3ffe:501:ffff:101::/64</TT></TD>
	<TD><TT>NUT's Linklocal address(Link1)</TT></TD>
	<TD><TT>NUT's MAC address(Link1)</TT></TD>
	</TR>
	<TR>
	<TD><TT>Server1</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:a1a1</TT></TD>
	<TD><TT>00:00:00:00:a1:a1</TT></TD>
	</TR>
	<TR>
	<TD><TT>Relay2</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:a7a7</TT></TD>
	<TD><TT>00:00:00:00:a7:a7</TT></TD>
	</TR>
	<TR>
	<TD><TT>Client1</TT></TD>
	<TD><TT>TN</TT></TD>
	<TD><TT>Link2</TT></TD>
	<TD><TT>3ffe:501:ffff:102::/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>
	    TN(Client1)TN(Relay2) NUT(Relay1) TN(Server1)
	        |       |           |              |
	        | ----> |           |              |Solicit
	        |       | ----->    |              |Relay-forward(Solicit)
	        |       |           |  ------->    |Relay-forward(Solicit)  (*1)
	        |       |           |              |
</PRE>

=end html

=head1 JUDGEMENT

<PRE>
(*1)PASS: Relay-forward Message is same as the description of verification points.
</PRE>

=head1 TERMINATION

  N/A

=head1 REFERENCE

=begin html
<PRE>
  see also RFC3315
  20.1, 20.1.1 and 20.1.2
</PRE>

=end html

=head1 SEE ALSO

  perldoc V6evalTool

=cut