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1#!/bin/bash
2
3#
4# Copyright (c) International Business Machines  Corp., 2005
5# Author: Avantika Mathur (mathurav@us.ibm.com)
6#
7# This library is free software; you can redistribute it and/or
8# modify it under the terms of the GNU Lesser General Public
9# License as published by the Free Software Foundation; either
10# version 2.1 of the License, or (at your option) any later version.
11#
12# This library is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15# Lesser General Public License for more details.
16#
17# You should have received a copy of the GNU Lesser General Public
18# License along with this library; if not, write to the Free Software
19# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
20#
21
22SETS_DEFAULTS="${TCID=test16} ${TST_COUNT=1} ${TST_TOTAL=1}"
23declare -r TCID
24declare -r TST_COUNT
25declare -r TST_TOTAL
26export TCID TST_COUNT TST_TOTAL
27
28tst_resm TINFO "***************TEST16***************"
29tst_resm TINFO "bind: uncloneable child to uncloneable parent."
30tst_resm TINFO "************************************"
31
32. "${FS_BIND_ROOT}/bin/setup" || (tst_resm TWARN "Setup of bind/test16 failed" && tst_exit)
33export result=0
34
35
36
37
38trap 'ERR=$? ; ERR_MSG="caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"; break' ERR
39
40while /bin/true ; do
41	# This loop is for error recovery purposes only
42
43
44	"${FS_BIND_ROOT}/bin/makedir" share parent1
45	"${FS_BIND_ROOT}/bin/makedir" unclone parent2
46	"${FS_BIND_ROOT}/bin/makedir" share share1
47	"${FS_BIND_ROOT}/bin/makedir" unclone parent1/child1
48	mkdir parent1/child1/x
49
50	mount --bind parent1 share1
51	mount --bind "$disk1" parent1/child1/x
52
53	mkdir parent2/child2
54	mount --bind parent1/child1 parent2/child2 2> /dev/null || result=$? # mount should fail
55
56	break
57done
58trap 'ERR=$? ; tst_resm TWARN "bind/test16: caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"' ERR
59if [ -n "${ERR_MSG}" ]; then
60	tst_resm TWARN "bind/test16: ${ERR_MSG}"
61	ERR_MSG=""
62	result=$ERR
63fi
64trap '' ERR
65{
66	umount parent1/child1/x
67	umount parent1/child1
68	umount share1
69	umount share1
70	umount parent2
71	umount parent1
72
73
74	rm -rf parent* share*
75	cleanup
76} >& /dev/null
77if [ $result -eq 0 ]
78then
79        tst_resm TFAIL "bind/test16: FAILED: bind: uncloneable child to uncloneable parent."
80        exit 1
81else
82        tst_resm TPASS "bind/test16: PASSED"
83        exit 0
84fi
85
86
87tst_exit
88