diff options
Diffstat (limited to 'src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/proc/tst.exitcore.ksh')
| -rw-r--r-- | src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/proc/tst.exitcore.ksh | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/proc/tst.exitcore.ksh b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/proc/tst.exitcore.ksh new file mode 100644 index 00000000..df3fdb3d --- /dev/null +++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/proc/tst.exitcore.ksh @@ -0,0 +1,95 @@ +# +# CDDL HEADER START +# +# The contents of this file are subject to the terms of the +# Common Development and Distribution License (the "License"). +# You may not use this file except in compliance with the License. +# +# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE +# or http://www.opensolaris.org/os/licensing. +# See the License for the specific language governing permissions +# and limitations under the License. +# +# When distributing Covered Code, include this CDDL HEADER in each +# file and include the License file at usr/src/OPENSOLARIS.LICENSE. +# If applicable, add the following below this CDDL HEADER, with the +# fields enclosed by brackets "[]" replaced with your own identifying +# information: Portions Copyright [yyyy] [name of copyright owner] +# +# CDDL HEADER END +# + +# +# Copyright 2007 Sun Microsystems, Inc. All rights reserved. +# Use is subject to license terms. +# +# ident "%Z%%M% %I% %E% SMI" + +# +# This script tests that the proc:::exit probe fires with the correct argument +# when the process core dumps. The problematic bit here is making sure that +# a process _can_ dump core -- if core dumps are disabled on both a global +# and per-process basis, this test will fail. Rather than having this test +# muck with coreadm(1M) settings, it will fail explicitly in this case and +# provide a hint as to the problem. In general, machines should never be +# running with both per-process and global core dumps disabled -- so this +# should be a non-issue in practice. +# +# If this fails, the script will run indefinitely; it relies on the harness +# to time it out. +# +script() +{ + $dtrace -s /dev/stdin <<EOF + proc:::exit + /curpsinfo->pr_ppid == $child && + curpsinfo->pr_psargs == "$longsleep" && args[0] == CLD_DUMPED/ + { + exit(0); + } + + proc:::exit + /curpsinfo->pr_ppid == $child && + curpsinfo->pr_psargs == "$longsleep" && args[0] != CLD_DUMPED/ + { + printf("Child process could not dump core. Check coreadm(1M)"); + printf(" settings; either per-process or global core dumps "); + printf("must be enabled for this test to work properly."); + exit(1); + } +EOF +} + +sleeper() +{ + /usr/bin/coreadm -p $corefile + while true; do + $longsleep & + /usr/bin/sleep 1 + kill -SEGV $! + done + /usr/bin/rm -f $corefile +} + +if [ $# != 1 ]; then + echo expected one argument: '<'dtrace-path'>' + exit 2 +fi + +dtrace=$1 +longsleep="/usr/bin/sleep 10000" +corefile=/tmp/core.$$ + +sleeper & +child=$! + +script +status=$? + +pstop $child +pkill -P $child +kill $child +prun $child + +/usr/bin/rm -f $corefile +exit $status |