#!/usr/bin/perl
#
#$Copyright$
#
#$Id: C_RFC3315_18_1_8_RecvReplyUpdatedAddr.seq,v 1.10 2006/01/24 07:05:23 zhang Exp $
###############################################################################
BEGIN{
	$V6evalTool::TestVersion = '$Name:  $';
}
use V6evalTool;
use DHCPv6_common;
use Client_pktdesc;
#--------------------------------------------------------------#
# Initialization variables
#--------------------------------------------------------------#
$IF0_NUT = $V6evalTool::NutDef{Link0_device};
$IF0 = Link0;
$plifetime = 100 ;
$vlifetime = 200 ;
$time1 = $plifetime * 0.5;
$time2 = $plifetime * 0.8;
#--------------------------------------------------------------#
# Initialize DHCPv6 Client
#--------------------------------------------------------------#
my $ret = vRemote("dhcp6c.rmt", "start", "link0=$IF0_NUT");
if($ret != 0){
	vLogHTML('<FONT COLOR="#FF0000">Cannot Initialize DHCPv6 Client program.</FONT><BR>');
	dhcpExitFail;
};
vCapture($IF0);
#--------------------------------------------------------------#
#1.  Wait until Solicit arrives 
#--------------------------------------------------------------#
my ($retsol,%sol) = wait_for_solicit($IF0,30) ;
if($retsol != 0){
	dhcpExitFail;
}
vClear($IF0);
#--------------------------------------------------------------#
# 2. send Advertise message 
#--------------------------------------------------------------#
$SID_OPTION = "opt_SID_LLT_server1";
$IA_NA_OPTION = "opt_IA_NA_Addr_woStatus";
my ($retadv, %adv) = send_advertise($IF0, "advertise_server1_to_nut", \%sol, "");
if($retadv != 0){
	dhcpExitFail;
}
#--------------------------------------------------------------#
#3.  Wait until Request arrives 
#--------------------------------------------------------------#
my ($retreq,%req) = wait_for_request($IF0,30);
if($retreq != 0){
	dhcpExitFail;
}
vClear($IF0);
#--------------------------------------------------------------#
#4. send Reply message
#--------------------------------------------------------------#
$IA_NA_OPTION = "opt_IA_NA_Addr";
$StatusCode_OPTION = "opt_StatusCode";
my $cppstr = "-DIA_NA_TIME1=$time1 -DIA_NA_TIME2=$time2 -DIA_ADDR_PLTIME=$plifetime -DIA_ADDR_VLTIME=$vlifetime ";
my ($retrep, %rep) = send_reply($IF0, "reply_server1_to_nut", \%req,$cppstr);
# receive DAD message and test the IP address
vRecv($IF0, 3, 0, 0, dadns_nutga);
vSleep(3);
$ret = ping_test($IF0);
if($ret != 0){
	dhcpExitFail;
}
vClear($IF0);
#--------------------------------------------------------------#
#5. wait for Renew message
#--------------------------------------------------------------#
my ($retren, %ren) = wait_for_renew($IF0, ($time1 + 5));
if($retren != 0){
	dhcpExitFail;
}
vClear($IF0);
#--------------------------------------------------------------#
#6. send Reply message
#--------------------------------------------------------------#
$IA_NA_OPTION = "opt_IA_NA_Addr";
$StatusCode_OPTION = "opt_StatusCode";
$vlifetime = 100;
$plifetime = 50;
$time1 = 0.5 * $plifetime;
$time2 = 0.8 * $vlifetime;
$cppstr = "-DIA_NA_TIME1=$time1 -DIA_NA_TIME2=$time2 -DIA_ADDR_PLTIME=$plifetime -DIA_ADDR_VLTIME=$vlifetime ";
my ($retrep, %rep) = send_reply($IF0, "reply_server1_to_nut", \%ren,$cppstr);
# receive DAD message and test the IP address
vRecv($IF0, 3, 0, 0, dadns_nutga);
vSleep(3);
$ret = ping_test($IF0);
if($ret != 0){
	dhcpExitFail;
}
vClear($IF0);
vSleep($vlifetime + 5);
#--------------------------------------------------------------#
#7. wait until new valid time timeouts
#--------------------------------------------------------------#
$ret = ping_test($IF0);
if($ret == 0){
	dhcpExitFail;
}
dhcpExitPass;

#Specification need to be modified.


###NEEDCHANGE
###############################################################################
__END__

=head1 NAME 

  C_RFC3315_18_1_8_RecvReplyUpdatedAddr.seq - Test for usage of updated lifetime for orignally-assigned address within recent Reply

=head1 TARGET

  Client

=head1 SYNOPSIS

=begin html
<PRE>
  <A HREF="./C_RFC3315_18_1_8_RecvReplyUpdatedAddr.seq"> C_RFC3315_18_1_8_RecvReplyUpdatedAddr.seq</A> [-tooloption...] -pkt  <A HREF="./C_RFC3315_18_1_8_RecvReplyUpdatedAddr.def"> C_RFC3315_18_1_8_RecvReplyUpdatedAddr.def</A> -tooloption : v6eval tool option
<BR>
  See Also <A HREF="./DHCPv6.def"> DHCPv6.def </A> 
</PRE>

=end html

=head1 INITIALIZATION

=begin html
    <ul>
    <li><STRONG>Network Topology</STRONG></li> 
    <PRE>
          NUT(Client)
          |           
          |                        
Link0   --+--------+------------------------ 3ffe:501:ffff:101::/64
                   |
                   |          
                   TN(Server) 
    </PRE>
    <li><STRONG>Verification Points</STRONG></li><br>
    <PRE>
    <ul>
    <li>Reachability</li>
    <B>Echo Reply</B>
    </ul>
    </PRE>
    <li><STRONG>Configurations</STRONG></li><br>
    <PRE>
    <TABLE BORDER="1">
    <TR>
    <TD><TT>Device Name</TT></TD>
    <TD><TT>Device Type</TT></TD>
    <TD><TT>Interface</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>Client</TT></TD>
    <TD><TT>NUT</TT></TD>
    <TD><TT>Link0</TT></TD>
    <TD><TT>3ffe:501:ffff:101::/64</TT></TD>
    <TD><TT>NUT's Linklocal address</TT></TD>
    <TD><TT>NUT's MAC address</TT></TD>
    </TR>
    <TR>
    <TD><TT>Server</TT></TD>
    <TD><TT>TN</TT></TD>
    <TD><TT>Link0</TT></TD>
    <TD><TT>3ffe:501:ffff:101::/64</TT></TD>
    <TD><TT>fe80::200:ff:fe00:a1a1</TT></TD>
    <TD><TT>00:00:00:00:a1:a1</TT></TD>
    </TR>
    </TABLE>
    </PRE>
    </ul>

=end html

=head1 TEST PROCEDURE

=begin html
<PRE>
<BR>
       NUT      TN
        |       |
        |       |Initialize NUT(as a DHCPv6 client)
        | ----> |<B>Solicit</B> (1*)
        | <---- |<B>Adverstise</B> (2*)
        | ----> |<B>Request</B> (3*)
        | <---- |<B>Reply</B> (4*)
        |       |Waiting until DHCPv6 message arrives
        | ----> |<B>Renew</B> (5*)
        | <---- |<B>Reply</B>(W/IA_NA option/IAAddress option/new valid-lifetime) (6*)
        |       |Waiting until valid-lifetime expires
        | <---- |<B>Echo Request</B> (7*)
        | ----> |<B>Echo Reply</B> (8*)
        |       |        
<BR>
  (1*)TN receives Solicit from NUT.
  (2*)As a DHCPv6 Server, TN sends Advertise to NUT.
  (3*)TN receives Request from NUT.
  (4*)As a DHCPv6 Server, TN sends Reply with IA_NA option/T1/T2 to NUT. Record the time to variable Tbegin.
  (5*)TN receives Renew from NUT. Record the time to variable Trenew.
  (6*)As a DHCPv6 Server, TN sends Reply to NUT.
  (7*)TN sends Echo Requst to address.
  (8*)NUT should not send Echo Reply to TN.
<BR>
</PRE>

=end html

=head1 JUDGEMENT

=begin html
<PRE>
<BR>  
  If (8*) are successful , test will <B>PASS</B>.
  Or else, <B>FAIL</B>.
</PRE>

=end html

=head1 TERMINATION

=begin html
<PRE>
  N/A
</PRE>

=end html

=head1 REFERENCE

=begin html
<PRE>
  Also see RFC3315
<BR>
  18.1.8. Receipt of Reply Messages
<BR>
  From line 2602 to line 2603.
<BR>
</PRE>

=end html

=head1 SEE ALSO

=begin html
<PRE>
<BR>
  perldoc  V6evalTool
<BR>
</PRE>

=end html