#!/usr/bin/perl # # Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005 Yokogawa Electric Corporation, # IPA (Information-technology Promotion Agency, Japan). # 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. However, using this software for the # purpose of testing or evaluating any products including merchantable # products may be permitted without any notification to the copyrighters. # # # # 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: ct/spec/FH_Overlap.seq,v 1.9 2001/10/05 06:39:16 masaxmasa Exp $ # ###################################################################### BEGIN { $V6evalTool::TestVersion = '$Name: REL_2_1_2 $'; } use V6evalTool; %pktdesc = ( echo_request_bad1st => 'Send Echo Request (Fragment packets with Overlap data) (1st)', echo_request_bad2nd => 'Send Echo Request (Fragment packets with Overlap data) (2nd)', echo_request_1st => 'Send Echo Request (Fragment packets) (1st)', echo_request_2nd => 'Send Echo Request (Fragment packets) (2nd)', echo_request => 'Send Echo Request', echo_reply => 'Recv Echo Reply', multicast_ns => 'Recv Multicast Neighbor Solicitation', unicast_ns => 'Recv Unicast Neighbor Solicitation', na => 'Send Neighbor Advertisement', ); ###################################################################### $IF = Link0; vCapture($IF); vLogHTML(' -- Test Preparation (ICMPv6 Echo) --'); vSend($IF, echo_request); %ret = vRecv($IF, 5, 0, 0, multicast_ns, unicast_ns, echo_reply); if($ret{status} != 0) { vLogHTML('No response from NUT
'); goto fail; } if($ret{recvFrame} eq 'multicast_ns') { vSend($IF, na); %ret = vRecv($IF, 5, 0, 0, echo_reply); if($ret{status} != 0) { vLogHTML('Cannot receive Echo Reply
'); goto fail; } } if($ret{recvFrame} eq 'unicast_ns') { vSend($IF, na); %ret = vRecv($IF, 5, 0, 0, echo_reply); if($ret{status} != 0) { vLogHTML('Cannot receive Echo Reply
'); goto fail; } } if($ret{recvFrame} eq 'echo_reply') { vLogHTML('Receive Echo Reply
'); vLogHTML('OK'); } ###################################################################### vSend($IF, na); vLogHTML('Make NCE certainly'); vClear($IF); vLogHTML(' -- Test Preparation (ICMPv6 Echo, Fragment Header) --'); vSend($IF, echo_request_1st); vSend($IF, echo_request_2nd); %ret = vRecv($IF, 5, 0, 0, echo_reply); if($ret{status} != 0) { vLogHTML('No response from NUT
'); goto fail; } if($ret{recvFrame} eq 'echo_reply') { vLogHTML('Receive Echo Reply
'); vLogHTML('OK'); } ###################################################################### vSend($IF, na); vLogHTML('Make NCE certainly'); vClear($IF); vLogHTML(' -- Test --'); vSend($IF, echo_request_bad1st); vSend($IF, echo_request_bad2nd); vRecv($IF, 5, 0, 0, echo_reply); ###################################################################### vSend($IF, na); vLogHTML('Make NCE certainly'); vClear($IF); vLogHTML(' -- Check --'); vSend($IF, echo_request); %ret = vRecv($IF, 5, 0, 0, multicast_ns, unicast_ns, echo_reply); if($ret{status} != 0) { vLogHTML('No response from NUT
'); goto fail; } if($ret{recvFrame} eq 'multicast_ns') { vSend($IF, na); %ret = vRecv($IF, 5, 0, 0, echo_reply); if($ret{status} != 0) { vLogHTML('Cannot receive Echo Reply
'); goto fail; } } if($ret{recvFrame} eq 'unicast_ns') { vSend($IF, na); %ret = vRecv($IF, 5, 0, 0, echo_reply); if($ret{status} != 0) { vLogHTML('Cannot receive Echo Reply
'); goto fail; } } if($ret{recvFrame} eq 'echo_reply') { vLogHTML('Receive Echo Reply
'); goto pass; } goto fail; ###################################################################### pass: vLogHTML('OK'); exit $V6evalTool::exitPass; fail: vLogHTML('NG'); exit $V6evalTool::exitFail; ###################################################################### __END__ =head1 NAME FH_Overlap - Fragment packets with Overlap data =head1 TARGET Host and Router =head1 SYNOPSIS =begin html 
    FH_Overlap.seq [-tooloption ...] -pkt FH_Overlap.def
        -tooloption: v6eval tool option
=end html =head1 INITIALIZATION 1. Check Link0 Link Local address Reachability 2. Check support of Fragment Header =head1 TEST PROCEDURE 1. Send broken 1st fragment packet 2. Send 2nd fragment packet 2. Wait 5 sec. 3. Send Echo Request 4. If NS received then send NA, and wait Echo Reply again 5. Receive Echo Reply +----------------+ | IPv6 | | Header | +----------------+ +----------------+ | ICMPv6 | | header with | | Echo | | 768 byte | | Request | | payload | | | | | | | | | ....|................|....|................|....+----------------+.... | | | | | | | header with | | | | 512 byte of | | 1024 byte | +----------------+ | payload | | payload | | | | | | | +----------------+ +----------------+ [Original packet] [1st frag. data] [2nd frag. data] 1st fragment packet is: IPv6 Header Version = 6 Traffic Class = 0 FlowLabel = 0 PayloadLength = 784 NextHeader = 44 (Fragment Header) HopLimit = 64 SourceAddress = Tester Link Local Address DestinationAddress = Target Link Local Address Fragment Header NextHeader = 58 (ICMPv6) Reserved1 = 0 FragmentOffset = 0 Reserved2 = 0 MFlag = 1 Identification = (generated by current system time) Payload data = substr(_PACKET_IPV6_NAME(echo_request), 40, 776) 2nd fragment packet is: IPv6 Header Version = 6 Traffic Class = 0 FlowLabel = 0 PayloadLength = 520 NextHeader = 44 (Fragment Header) HopLimit = 64 SourceAddress = Tester Link Local Address DestinationAddress = Target Link Local Address Fragment Header NextHeader = 58 (ICMPv6) Reserved1 = 0 FragmentOffset = 65 Reserved2 = 0 MFlag = 0 Identification = (same as 1st fragment packet) Payload data = substr(_PACKET_IPV6_NAME(echo_request), 560, 512) =head1 JUDGMENT PASS : echo reply packet received. FAIL : don't received echo reply packet. =head1 SEE ALSO perldoc V6evalTool =cut