usr/src/cmd/dtrace/test/tst/common/ip/tst.ipv6remoteicmp.ksh

   1 #!/usr/bin/ksh
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License (the "License").
   7 # You may not use this file except in compliance with the License.
   8 #
   9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10 # or http://www.opensolaris.org/os/licensing.
  11 # See the License for the specific language governing permissions
  12 # and limitations under the License.
  13 #
  14 # When distributing Covered Code, include this CDDL HEADER in each
  15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16 # If applicable, add the following below this CDDL HEADER, with the
  17 # fields enclosed by brackets "[]" replaced with your own identifying
  18 # information: Portions Copyright [yyyy] [name of copyright owner]
  19 #
  20 # CDDL HEADER END
  21 #
  22
  23 #
  24 # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  25 # Use is subject to license terms.
  26 #
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 #
  30 # Test ip:::{send,receive} of IPv6 ICMP to a remote host.  This test is
  31 # skipped if there are no physical interfaces configured with IPv6, or no
  32 # other IPv6 hosts are reachable.
  33 #
  34 # This may fail due to:
  35 #
  36 # 1. A change to the ip stack breaking expected probe behavior,
  37 #    which is the reason we are testing.
  38 # 2. An unrelated ICMPv6 between these hosts was traced by accident.
  39 #
  40
  41 if (( $# != 1 )); then
  42         print -u2 "expected one argument: <dtrace-path>"
  43         exit 2
  44 fi
  45
  46 dtrace=$1
  47 getaddr=./get.ipv6remote.pl
  48
  49 if [[ ! -x $getaddr ]]; then
  50         print -u2 "could not find or execute sub program: $getaddr"
  51         exit 3
  52 fi
  53 $getaddr | read source dest
  54 if (( $? != 0 )); then
  55         print -nu2 "Could not find a local IPv6 interface and a remote IPv6 "
  56         print -u2 "host.  Aborting test.\n"
  57         print -nu2 "For this test to continue, a \"ping -ns -A inet6 FF02::1\" "
  58         print -u2 "must respond with a\nremote IPv6 host."
  59         exit 3
  60 fi
  61
  62 #
  63 # Shake loose any ICMPv6 Neighbor advertisement messages before tracing.
  64 #
  65 /usr/sbin/ping $dest 3 > /dev/null 2>&1
  66
  67 $dtrace -c "/usr/sbin/ping $dest 3" -qs /dev/stdin <<EOF | \
  68     grep -v 'is alive' | sort -n
  69 ip:::send
  70 /args[2]->ip_saddr == "$source" && args[2]->ip_daddr == "$dest" &&
  71     args[5]->ipv6_nexthdr == IPPROTO_ICMPV6/
  72 {
  73         printf("1 ip:::send    (");
  74         printf("args[2]: %d %d, ", args[2]->ip_ver, args[2]->ip_plength);
  75         printf("args[5]: %d %d %d)\n",
  76             args[5]->ipv6_ver, args[5]->ipv6_tclass, args[5]->ipv6_plen);
  77 }
  78
  79 ip:::receive
  80 /args[2]->ip_saddr == "$dest" && args[2]->ip_daddr == "$source" &&
  81     args[5]->ipv6_nexthdr == IPPROTO_ICMPV6/
  82 {
  83         printf("2 ip:::receive (");
  84         printf("args[2]: %d %d, ", args[2]->ip_ver, args[2]->ip_plength);
  85         printf("args[5]: %d %d %d)\n",
  86             args[5]->ipv6_ver, args[5]->ipv6_tclass, args[5]->ipv6_plen);
  87 }
  88 EOF