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=test13} ${TST_COUNT=1} ${TST_TOTAL=1}"
23declare -r TCID
24declare -r TST_COUNT
25declare -r TST_TOTAL
26export TCID TST_COUNT TST_TOTAL
27
28tst_resm TINFO "***************TEST13***************"
29tst_resm TINFO "rbind: uncloneable child to shared parent."
30tst_resm TINFO "************************************"
31
32. "${FS_BIND_ROOT}/bin/setup" || (tst_resm TWARN "Setup of rbind/test13 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	"${FS_BIND_ROOT}/bin/makedir" share parent2
46	"${FS_BIND_ROOT}/bin/makedir" share share1
47	"${FS_BIND_ROOT}/bin/makedir" share share2
48	"${FS_BIND_ROOT}/bin/makedir" unclone parent1/child1
49	mkdir parent1/child1/x
50
51	mount --rbind parent1 share1
52	mount --rbind parent2 share2
53	mount --rbind "$disk1" parent1/child1/x
54	mkdir parent2/child2
55	mount --rbind parent1/child1 parent2/child2 2> /dev/null || result=$? # mount should fail
56
57	break
58done
59trap 'ERR=$? ; tst_resm TWARN "rbind/test13: caught error near: ${BASH_SOURCE[0]}:${FUNCNAME[0]}:${LINENO}:$_ (returned ${ERR})"' ERR
60if [ -n "${ERR_MSG}" ]; then
61	tst_resm TWARN "rbind/test13: ${ERR_MSG}"
62	ERR_MSG=""
63	result=$ERR
64fi
65trap '' ERR
66{
67	umount parent1/child1/x
68	umount parent1/child1
69
70	rm -rf parent1/child1
71	rm -rf parent2/child2
72
73	umount share1
74	umount share1
75	umount share2
76	umount share2
77	umount parent2
78	umount parent1
79
80
81	rm -rf parent* share*
82	cleanup
83} >& /dev/null
84if [ $result -eq 0 ]
85then
86        tst_resm TFAIL "rbind/test13: FAILED: rbind: uncloneable child to shared parent."
87        exit 1
88else
89        tst_resm TPASS "rbind/test13: PASSED"
90        exit 0
91fi
92
93
94tst_exit
95