1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License (the "License"). 6# You may not use this file except in compliance with the License. 7# 8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9# or http://www.opensolaris.org/os/licensing. 10# See the License for the specific language governing permissions 11# and limitations under the License. 12# 13# When distributing Covered Code, include this CDDL HEADER in each 14# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15# If applicable, add the following below this CDDL HEADER, with the 16# fields enclosed by brackets "[]" replaced with your own identifying 17# information: Portions Copyright [yyyy] [name of copyright owner] 18# 19# CDDL HEADER END 20# 21 22# 23# Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26#pragma ident "%Z%%M% %I% %E% SMI" 27 28# 29# This script tests that the proc:::exit probe fires with the correct argument 30# when the process core dumps. The problematic bit here is making sure that 31# a process _can_ dump core -- if core dumps are disabled on both a global 32# and per-process basis, this test will fail. Rather than having this test 33# muck with coreadm(1M) settings, it will fail explicitly in this case and 34# provide a hint as to the problem. In general, machines should never be 35# running with both per-process and global core dumps disabled -- so this 36# should be a non-issue in practice. 37# 38# If this fails, the script will run indefinitely; it relies on the harness 39# to time it out. 40# 41script() 42{ 43 $dtrace -s /dev/stdin <<EOF 44 proc:::exit 45 /curpsinfo->pr_ppid == $child && 46 curpsinfo->pr_psargs == "$longsleep" && args[0] == CLD_DUMPED/ 47 { 48 exit(0); 49 } 50 51 proc:::exit 52 /curpsinfo->pr_ppid == $child && 53 curpsinfo->pr_psargs == "$longsleep" && args[0] != CLD_DUMPED/ 54 { 55 printf("Child process could not dump core. Check coreadm(1M)"); 56 printf(" settings; either per-process or global core dumps "); 57 printf("must be enabled for this test to work properly."); 58 exit(1); 59 } 60EOF 61} 62 63sleeper() 64{ 65 /usr/bin/coreadm -p $corefile 66 while true; do 67 $longsleep & 68 /usr/bin/sleep 1 69 kill -SEGV $! 70 done 71 /usr/bin/rm -f $corefile 72} 73 74if [ $# != 1 ]; then 75 echo expected one argument: '<'dtrace-path'>' 76 exit 2 77fi 78 79dtrace=$1 80longsleep="/usr/bin/sleep 10000" 81corefile=/tmp/core.$$ 82 83sleeper & 84child=$! 85 86script 87status=$? 88 89pstop $child 90pkill -P $child 91kill $child 92prun $child 93 94/usr/bin/rm -f $corefile 95exit $status 96