1#!/bin/ksh -p 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 2006 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27 28#ident "%Z%%M% %I% %E% SMI" 29 30############################################################################ 31# ASSERTION: 32# 33# To verify egid of current process 34# 35# 36# SECTION: Scripting 37# 38############################################################################ 39 40bname=`/bin/basename $0` 41dfilename=/var/tmp/$bname.$$.d 42 43## Create .d file 44########################################################################## 45cat > $dfilename <<-EOF 46#!/usr/sbin/dtrace -qs 47 48 49BEGIN 50/\$egid != \$1/ 51{ 52 exit(1); 53} 54 55BEGIN 56/\$egid == \$1/ 57{ 58 exit(0); 59} 60EOF 61########################################################################## 62 63 64#chmod 555 the .d file 65 66chmod 555 $dfilename >/dev/null 2>&1 67if [ &? -ne 0 ]; then 68 print -u2 "chmod $dfilename failed" 69 exit 1 70fi 71 72#Get the groupid of the calling process using ps 73 74groupid=`ps -o pid,gid | grep "$$ " | awk '{print $2}' 2>/dev/null` 75if [ $? -ne 0 ]; then 76 print -u2 "unable to get uid of the current process with pid = $$" 77 exit 1 78fi 79 80#Pass groupid as argument to .d file 81$dfilename $groupid >/dev/null 2>&1 82if [ $? -ne 0 ]; then 83 print -u2 "Error in executing $dfilename" 84 exit 1 85fi 86 87#Cleanup leftovers 88 89/usr/bin/rm -f $dfilename 90exit 0 91