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	"@(#)tst.egid.ksh	1.1	06/08/28 SMI"
29
30############################################################################
31# ASSERTION:
32#
33#	To verify egid of current process
34#
35#
36# SECTION: Scripting
37#
38############################################################################
39
40if [ -f /usr/lib/dtrace/darwin.d ]; then
41bname=`/usr/bin/basename $0`
42else
43bname=`/bin/basename $0`
44fi
45dfilename=/var/tmp/$bname.$$.d
46
47## Create .d file
48##########################################################################
49cat > $dfilename <<-EOF
50#!/usr/sbin/dtrace -qs
51
52
53BEGIN
54/\$egid != \$1/
55{
56	exit(1);
57}
58
59BEGIN
60/\$egid == \$1/
61{
62	exit(0);
63}
64EOF
65##########################################################################
66
67
68#chmod 555 the .d file
69
70chmod 555 $dfilename >/dev/null 2>&1
71if [ $? -ne 0 ]; then
72	print -u2 "chmod $dfilename failed"
73	exit 1
74fi
75
76#Get the groupid of the calling process using ps
77
78groupid=`ps -o pid,gid | grep "$$ " | awk '{print $2}' 2>/dev/null`
79if [ $? -ne 0 ]; then
80	print -u2 "unable to get uid of the current process with pid = $$"
81	exit 1
82fi
83
84#Pass groupid as argument to .d file
85$dfilename $groupid >/dev/null 2>&1
86if [ $? -ne 0 ]; then
87	print -u2 "Error in executing $dfilename"
88	exit 1
89fi
90
91#Cleanup leftovers
92
93if [ -f /usr/lib/dtrace/darwin.d ]; then
94/bin/rm -f $dfilename
95else
96/usr/bin/rm -f $dfilename
97fi
98exit 0
99