1#       $NetBSD: t_vfs.sh,v 1.6 2012/08/04 03:56:47 riastradh Exp $
2#
3# Copyright (c) 2011 The NetBSD Foundation, Inc.
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
16# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
19# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25# POSSIBILITY OF SUCH DAMAGE.
26#
27
28img=ffs.img
29rumpsrv_ffs=\
30"rump_server -lrumpvfs -lrumpfs_ffs -lrumpdev_disk -d key=/img,hostpath=${img},size=host"
31export RUMP_SERVER=unix://csock
32
33domount()
34{
35
36	mntdir=$1
37	[ $# -eq 0 ] && mntdir=/rump/mnt
38	atf_check -s exit:0 -e ignore mount_ffs /img ${mntdir}
39}
40
41dounmount()
42{
43
44	atf_check -s exit:0 umount -R ${mntdir}
45}
46
47remount()
48{
49
50	dounmount
51	domount /rump/mnt2
52}
53
54simpletest()
55{
56	local name="${1}"; shift
57
58	atf_test_case "${name}" cleanup
59	eval "${name}_head() {  }"
60	eval "${name}_body() { \
61		atf_check -s exit:0 rump_server -lrumpvfs ${RUMP_SERVER} ; \
62		export LD_PRELOAD=/usr/lib/librumphijack.so ; \
63		${name} " "${@}" "; \
64	}"
65	eval "${name}_cleanup() { \
66		rump.halt
67	}"
68}
69
70test_case()
71{
72	local name="${1}"; shift
73
74	atf_test_case "${name}" cleanup
75	eval "${name}_head() {  }"
76	eval "${name}_body() { \
77		atf_check -s exit:0 -o ignore newfs -F -s 20000 ${img} ; \
78		atf_check -s exit:0 ${rumpsrv_ffs} ${RUMP_SERVER} ; \
79		export LD_PRELOAD=/usr/lib/librumphijack.so ; \
80		mkdir /rump/mnt /rump/mnt2 ; \
81		domount ; \
82		${name} " "${@}" "; \
83		dounmount ${mntdir}
84	}"
85	eval "${name}_cleanup() { \
86		rump.halt
87	}"
88}
89
90test_case paxcopy
91test_case cpcopy
92test_case mv_nox
93test_case ln_nox
94
95#
96# use rumphijack to cp/pax stuff onto an image, unmount it, remount it
97# at a different location, and check that we have an identical copy
98# (we make a local copy to avoid the minor possibility that someone
99# modifies the source dir data while the test is running)
100#
101paxcopy()
102{
103	parent=$(dirname $(atf_get_srcdir))
104	thedir=$(basename $(atf_get_srcdir))
105	atf_check -s exit:0 pax -rw -s,${parent},, $(atf_get_srcdir) .
106	atf_check -s exit:0 pax -rw ${thedir} /rump/mnt
107	remount
108	atf_check -s exit:0 diff -ru ${thedir} /rump/mnt2/${thedir}
109}
110
111cpcopy()
112{
113	thedir=$(basename $(atf_get_srcdir))
114	atf_check -s exit:0 cp -Rp $(atf_get_srcdir) .
115	atf_check -s exit:0 cp -Rp ${thedir} /rump/mnt
116	remount
117	atf_check -s exit:0 diff -ru ${thedir} /rump/mnt2/${thedir}
118}
119
120#
121# non-crosskernel mv (non-simple test since this uses rename(2)
122# which is not supported by rumpfs)
123#
124
125mv_nox()
126{
127	# stat default format sans changetime and filename
128	statstr='%d %i %Sp %l %Su %Sg %r %z \"%Sa\" \"%Sm\" \"%SB\" %k %b %#Xf'
129
130	atf_check -s exit:0 touch /rump/mnt/filename
131	atf_check -s exit:0 -o save:stat.out \
132	    stat -f "${statstr}" /rump/mnt/filename
133	atf_check -s exit:0 mkdir /rump/mnt/dir
134	atf_check -s exit:0 mv /rump/mnt/filename /rump/mnt/dir/same
135	atf_check -s exit:0 -o file:stat.out \
136	    stat -f "${statstr}" /rump/mnt/dir/same
137}
138
139ln_nox()
140{
141	# Omit st_nlink too, since it will increase.
142	statstr='%d %i %Sp %Su %Sg %r %z \"%Sa\" \"%Sm\" \"%SB\" %k %b %#Xf'
143
144	atf_check -s exit:0 touch /rump/mnt/filename
145	atf_check -s exit:0 -o save:stat.out \
146	    stat -f "${statstr}" /rump/mnt/filename
147	atf_check -s exit:0 mkdir /rump/mnt/dir
148	atf_check -s exit:0 ln /rump/mnt/filename /rump/mnt/dir/same
149	atf_check -s exit:0 -o file:stat.out \
150	    stat -f "${statstr}" /rump/mnt/filename
151	atf_check -s exit:0 -o file:stat.out \
152	    stat -f "${statstr}" /rump/mnt/dir/same
153}
154
155simpletest mv_x
156simpletest ln_x
157simpletest runonprefix
158simpletest blanket
159simpletest doubleblanket
160
161#
162# do a cross-kernel mv
163#
164mv_x()
165{
166	thedir=$(basename $(atf_get_srcdir))
167	atf_check -s exit:0 cp -Rp $(atf_get_srcdir) .
168	atf_check -s exit:0 cp -Rp ${thedir} ${thedir}.2
169	atf_check -s exit:0 mv ${thedir} /rump
170	atf_check -s exit:0 diff -ru ${thedir}.2 /rump/${thedir}
171}
172
173#
174# Fail to make a cross-kernel hard link.
175#
176ln_x()
177{
178	atf_check -s exit:0 touch ./loser
179	atf_check -s not-exit:0 -e ignore ln ./loser /rump/.
180}
181
182runonprefix()
183{
184	atf_check -s exit:0 -o ignore stat /rump/dev
185	atf_check -s exit:1 -e ignore stat /rumpdev
186}
187
188blanket()
189{
190	export RUMPHIJACK='blanket=/dev,path=/rump'
191	atf_check -s exit:0 -o save:stat.out \
192	    stat -f "${statstr}" /rump/dev/null
193	atf_check -s exit:0 -o file:stat.out \
194	    stat -f "${statstr}" /dev/null
195}
196
197doubleblanket()
198{
199	atf_check -s exit:0 mkdir /rump/dir
200	atf_check -s exit:0 ln -s dir /rump/dirtoo
201
202	export RUMPHIJACK='blanket=/dirtoo:/dir'
203	atf_check -s exit:0 touch /dir/file
204
205	atf_check -s exit:0 -o save:stat.out \
206	    stat -f "${statstr}" /dir/file
207	atf_check -s exit:0 -o file:stat.out \
208	    stat -f "${statstr}" /dirtoo/file
209}
210
211atf_init_test_cases()
212{
213
214	atf_add_test_case paxcopy
215	atf_add_test_case cpcopy
216	atf_add_test_case mv_x
217	atf_add_test_case ln_x
218	atf_add_test_case mv_nox
219	atf_add_test_case ln_nox
220	atf_add_test_case runonprefix
221	atf_add_test_case blanket
222	atf_add_test_case doubleblanket
223}
224