slirp: check len against dhcp options array end
[qemu/ar7.git] / tests / qemu-iotests / 058
blob2253c6a6d15f1c0ef5372e0046e888369ae3776f
1 #!/bin/bash
3 # Test export internal snapshot by qemu-nbd, convert it by qemu-img.
5 # Copyright (C) 2013 IBM, Inc.
7 # Based on 029.
9 # This program is free software; you can redistribute it and/or modify
10 # it under the terms of the GNU General Public License as published by
11 # the Free Software Foundation; either version 2 of the License, or
12 # (at your option) any later version.
14 # This program is distributed in the hope that it will be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 # GNU General Public License for more details.
19 # You should have received a copy of the GNU General Public License
20 # along with this program. If not, see <http://www.gnu.org/licenses/>.
23 # creator
24 owner=xiawenc@linux.vnet.ibm.com
26 seq=`basename $0`
27 echo "QA output created by $seq"
29 here=`pwd`
30 status=1 # failure is the default!
32 nbd_unix_socket=$TEST_DIR/test_qemu_nbd_socket
33 nbd_snapshot_img="nbd:unix:$nbd_unix_socket"
34 rm -f "${TEST_DIR}/qemu-nbd.pid"
36 _cleanup_nbd()
38 local NBD_SNAPSHOT_PID
39 if [ -f "${TEST_DIR}/qemu-nbd.pid" ]; then
40 read NBD_SNAPSHOT_PID < "${TEST_DIR}/qemu-nbd.pid"
41 rm -f "${TEST_DIR}/qemu-nbd.pid"
42 if [ -n "$NBD_SNAPSHOT_PID" ]; then
43 kill "$NBD_SNAPSHOT_PID"
46 rm -f "$nbd_unix_socket"
49 _wait_for_nbd()
51 for ((i = 0; i < 300; i++))
53 if [ -r "$nbd_unix_socket" ]; then
54 return
56 sleep 0.1
57 done
58 echo "Failed in check of unix socket created by qemu-nbd"
59 exit 1
62 converted_image=$TEST_IMG.converted
64 _export_nbd_snapshot()
66 _cleanup_nbd
67 $QEMU_NBD -v -t -k "$nbd_unix_socket" "$TEST_IMG" -l $1 &
68 _wait_for_nbd
71 _export_nbd_snapshot1()
73 _cleanup_nbd
74 $QEMU_NBD -v -t -k "$nbd_unix_socket" "$TEST_IMG" -l snapshot.name=$1 &
75 _wait_for_nbd
78 _cleanup()
80 _cleanup_nbd
81 _cleanup_test_img
82 rm -f "$converted_image"
84 trap "_cleanup; exit \$status" 0 1 2 3 15
86 # get standard environment, filters and checks
87 . ./common.rc
88 . ./common.filter
89 . ./common.pattern
91 _supported_fmt qcow2
92 _supported_proto file
93 _supported_os Linux
94 _require_command QEMU_NBD
95 # Internal snapshots are (currently) impossible with refcount_bits=1
96 _unsupported_imgopts 'refcount_bits=1[^0-9]'
98 # Use -f raw instead of -f $IMGFMT for the NBD connection
99 QEMU_IO_NBD="$QEMU_IO -f raw --cache=$CACHEMODE"
101 echo
102 echo "== preparing image =="
103 _make_test_img 64M
104 $QEMU_IO -c 'write -P 0xa 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
105 $QEMU_IO -c 'write -P 0xb 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io
106 $QEMU_IMG snapshot -c sn1 "$TEST_IMG"
107 $QEMU_IO -c 'write -P 0xc 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
108 $QEMU_IO -c 'write -P 0xd 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io
109 _check_test_img
111 echo
112 echo "== verifying the image file with patterns =="
113 $QEMU_IO -c 'read -P 0xc 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
114 $QEMU_IO -c 'read -P 0xd 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io
116 _export_nbd_snapshot sn1
118 echo
119 echo "== verifying the exported snapshot with patterns, method 1 =="
120 $QEMU_IO_NBD -c 'read -P 0xa 0x1000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
121 $QEMU_IO_NBD -c 'read -P 0xb 0x2000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
123 _export_nbd_snapshot1 sn1
125 echo
126 echo "== verifying the exported snapshot with patterns, method 2 =="
127 $QEMU_IO_NBD -c 'read -P 0xa 0x1000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
128 $QEMU_IO_NBD -c 'read -P 0xb 0x2000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
130 $QEMU_IMG convert "$TEST_IMG" -l sn1 -O qcow2 "$converted_image"
132 echo
133 echo "== verifying the converted snapshot with patterns, method 1 =="
134 $QEMU_IO -c 'read -P 0xa 0x1000 0x1000' "$converted_image" | _filter_qemu_io
135 $QEMU_IO -c 'read -P 0xb 0x2000 0x1000' "$converted_image" | _filter_qemu_io
137 $QEMU_IMG convert "$TEST_IMG" -l snapshot.name=sn1 -O qcow2 "$converted_image"
139 echo
140 echo "== verifying the converted snapshot with patterns, method 2 =="
141 $QEMU_IO -c 'read -P 0xa 0x1000 0x1000' "$converted_image" | _filter_qemu_io
142 $QEMU_IO -c 'read -P 0xb 0x2000 0x1000' "$converted_image" | _filter_qemu_io
144 # success, all done
145 echo "*** done"
146 rm -f $seq.full
147 status=0