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 2007 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26 27# 28# This script tests that the proc:::exit probe fires with the correct argument 29# when the process core dumps. The problematic bit here is making sure that 30# a process _can_ dump core -- if core dumps are disabled on both a global 31# and per-process basis, this test will fail. Rather than having this test 32# muck with coreadm(8) settings, it will fail explicitly in this case and 33# provide a hint as to the problem. In general, machines should never be 34# running with both per-process and global core dumps disabled -- so this 35# should be a non-issue in practice. 36# 37# If this fails, the script will run indefinitely; it relies on the harness 38# to time it out. 39# 40script() 41{ 42 $dtrace -s /dev/stdin <<EOF 43 proc:::exit 44 /curpsinfo->pr_ppid == $child && 45 curpsinfo->pr_psargs == "$longsleep" && args[0] == CLD_DUMPED/ 46 { 47 exit(0); 48 } 49 50 proc:::exit 51 /curpsinfo->pr_ppid == $child && 52 curpsinfo->pr_psargs == "$longsleep" && args[0] != CLD_DUMPED/ 53 { 54 printf("Child process could not dump core. Check coreadm(8)"); 55 printf(" settings; either per-process or global core dumps "); 56 printf("must be enabled for this test to work properly."); 57 exit(1); 58 } 59EOF 60} 61 62sleeper() 63{ 64 /usr/bin/coreadm -p $corefile 65 while true; do 66 $longsleep & 67 /usr/bin/sleep 1 68 kill -SEGV $! 69 done 70 /usr/bin/rm -f $corefile 71} 72 73if [ $# != 1 ]; then 74 echo expected one argument: '<'dtrace-path'>' 75 exit 2 76fi 77 78dtrace=$1 79longsleep="/usr/bin/sleep 10000" 80corefile=/tmp/core.$$ 81 82sleeper & 83child=$! 84 85script 86status=$? 87 88pstop $child 89pkill -P $child 90kill $child 91prun $child 92 93/usr/bin/rm -f $corefile 94exit $status 95