xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/common/ip/tst.ipv6remoteicmp.ksh (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
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
28#
29# Test ip:::{send,receive} of IPv6 ICMP to a remote host.  This test is
30# skipped if there are no physical interfaces configured with IPv6, or no
31# other IPv6 hosts are reachable.
32#
33# This may fail due to:
34#
35# 1. A change to the ip stack breaking expected probe behavior,
36#    which is the reason we are testing.
37# 2. An unrelated ICMPv6 between these hosts was traced by accident.
38#
39
40if (( $# != 1 )); then
41	print -u2 "expected one argument: <dtrace-path>"
42	exit 2
43fi
44
45dtrace=$1
46getaddr=./get.ipv6remote.pl
47
48if [[ ! -x $getaddr ]]; then
49	print -u2 "could not find or execute sub program: $getaddr"
50	exit 3
51fi
52$getaddr | read source dest
53if (( $? != 0 )); then
54	print -nu2 "Could not find a local IPv6 interface and a remote IPv6 "
55	print -u2 "host.  Aborting test.\n"
56	print -nu2 "For this test to continue, a \"ping -ns -A inet6 FF02::1\" "
57	print -u2 "must respond with a\nremote IPv6 host."
58	exit 3
59fi
60
61#
62# Shake loose any ICMPv6 Neighbor advertisement messages before tracing.
63#
64/usr/sbin/ping $dest 3 > /dev/null 2>&1
65
66$dtrace -c "/usr/sbin/ping $dest 3" -qs /dev/stdin <<EOF | \
67    grep -v 'is alive' | sort -n
68ip:::send
69/args[2]->ip_saddr == "$source" && args[2]->ip_daddr == "$dest" &&
70    args[5]->ipv6_nexthdr == IPPROTO_ICMPV6/
71{
72	printf("1 ip:::send    (");
73	printf("args[2]: %d %d, ", args[2]->ip_ver, args[2]->ip_plength);
74	printf("args[5]: %d %d %d)\n",
75	    args[5]->ipv6_ver, args[5]->ipv6_tclass, args[5]->ipv6_plen);
76}
77
78ip:::receive
79/args[2]->ip_saddr == "$dest" && args[2]->ip_daddr == "$source" &&
80    args[5]->ipv6_nexthdr == IPPROTO_ICMPV6/
81{
82	printf("2 ip:::receive (");
83	printf("args[2]: %d %d, ", args[2]->ip_ver, args[2]->ip_plength);
84	printf("args[5]: %d %d %d)\n",
85	    args[5]->ipv6_ver, args[5]->ipv6_tclass, args[5]->ipv6_plen);
86}
87EOF
88