1*10e6dadfSbrendan#!/usr/bin/ksh 2*10e6dadfSbrendan# 3*10e6dadfSbrendan# CDDL HEADER START 4*10e6dadfSbrendan# 5*10e6dadfSbrendan# The contents of this file are subject to the terms of the 6*10e6dadfSbrendan# Common Development and Distribution License (the "License"). 7*10e6dadfSbrendan# You may not use this file except in compliance with the License. 8*10e6dadfSbrendan# 9*10e6dadfSbrendan# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*10e6dadfSbrendan# or http://www.opensolaris.org/os/licensing. 11*10e6dadfSbrendan# See the License for the specific language governing permissions 12*10e6dadfSbrendan# and limitations under the License. 13*10e6dadfSbrendan# 14*10e6dadfSbrendan# When distributing Covered Code, include this CDDL HEADER in each 15*10e6dadfSbrendan# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*10e6dadfSbrendan# If applicable, add the following below this CDDL HEADER, with the 17*10e6dadfSbrendan# fields enclosed by brackets "[]" replaced with your own identifying 18*10e6dadfSbrendan# information: Portions Copyright [yyyy] [name of copyright owner] 19*10e6dadfSbrendan# 20*10e6dadfSbrendan# CDDL HEADER END 21*10e6dadfSbrendan# 22*10e6dadfSbrendan 23*10e6dadfSbrendan# 24*10e6dadfSbrendan# Copyright 2008 Sun Microsystems, Inc. All rights reserved. 25*10e6dadfSbrendan# Use is subject to license terms. 26*10e6dadfSbrendan# 27*10e6dadfSbrendan#pragma ident "%Z%%M% %I% %E% SMI" 28*10e6dadfSbrendan 29*10e6dadfSbrendan# 30*10e6dadfSbrendan# Test ip:::{send,receive} of IPv4 UDP to a local address. 31*10e6dadfSbrendan# 32*10e6dadfSbrendan# This may fail due to: 33*10e6dadfSbrendan# 34*10e6dadfSbrendan# 1. A change to the ip stack breaking expected probe behavior, 35*10e6dadfSbrendan# which is the reason we are testing. 36*10e6dadfSbrendan# 2. No physical network interface is plumbed and up. 37*10e6dadfSbrendan# 3. No other hosts on this subnet are reachable and listening on rpcbind. 38*10e6dadfSbrendan# 4. An unlikely race causes the unlocked global send/receive 39*10e6dadfSbrendan# variables to be corrupted. 40*10e6dadfSbrendan# 41*10e6dadfSbrendan# This test sends a UDP message using ping and checks that at least the 42*10e6dadfSbrendan# following counts were traced: 43*10e6dadfSbrendan# 44*10e6dadfSbrendan# 1 x ip:::send (UDP sent to ping's base UDP port) 45*10e6dadfSbrendan# 1 x ip:::receive (UDP received) 46*10e6dadfSbrendan# 47*10e6dadfSbrendan 48*10e6dadfSbrendanif (( $# != 1 )); then 49*10e6dadfSbrendan print -u2 "expected one argument: <dtrace-path>" 50*10e6dadfSbrendan exit 2 51*10e6dadfSbrendanfi 52*10e6dadfSbrendan 53*10e6dadfSbrendandtrace=$1 54*10e6dadfSbrendanlocal=127.0.0.1 55*10e6dadfSbrendan 56*10e6dadfSbrendan$dtrace -c "/usr/sbin/ping -U $local" -qs /dev/stdin <<EOF | grep -v 'is alive' 57*10e6dadfSbrendanBEGIN 58*10e6dadfSbrendan{ 59*10e6dadfSbrendan send = receive = 0; 60*10e6dadfSbrendan} 61*10e6dadfSbrendan 62*10e6dadfSbrendanip:::send 63*10e6dadfSbrendan/args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local" && 64*10e6dadfSbrendan args[4]->ipv4_protocol == IPPROTO_UDP/ 65*10e6dadfSbrendan{ 66*10e6dadfSbrendan send++; 67*10e6dadfSbrendan} 68*10e6dadfSbrendan 69*10e6dadfSbrendanip:::receive 70*10e6dadfSbrendan/args[2]->ip_saddr == "$local" && args[2]->ip_daddr == "$local" && 71*10e6dadfSbrendan args[4]->ipv4_protocol == IPPROTO_UDP/ 72*10e6dadfSbrendan{ 73*10e6dadfSbrendan receive++; 74*10e6dadfSbrendan} 75*10e6dadfSbrendan 76*10e6dadfSbrendanEND 77*10e6dadfSbrendan{ 78*10e6dadfSbrendan printf("Minimum UDP events seen\n\n"); 79*10e6dadfSbrendan printf("ip:::send - %s\n", send >= 1 ? "yes" : "no"); 80*10e6dadfSbrendan printf("ip:::receive - %s\n", receive >= 1 ? "yes" : "no"); 81*10e6dadfSbrendan} 82*10e6dadfSbrendanEOF 83