xref: /openbmc/qemu/tests/qemu-iotests/102 (revision 2e1cacfb)
1#!/usr/bin/env bash
2# group: rw quick
3#
4# Test case for qemu-io -c map and qemu-img map
5#
6# Copyright (C) 2014 Red Hat, Inc.
7#
8# This program is free software; you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation; either version 2 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program.  If not, see <http://www.gnu.org/licenses/>.
20#
21
22# creator
23owner=hreitz@redhat.com
24
25seq=$(basename $0)
26echo "QA output created by $seq"
27
28status=1    # failure is the default!
29
30_cleanup()
31{
32    _cleanup_qemu
33    _cleanup_test_img
34}
35trap "_cleanup; exit \$status" 0 1 2 3 15
36
37# get standard environment, filters and qemu instance handling
38. ./common.rc
39. ./common.filter
40. ./common.qemu
41
42_supported_fmt qcow2
43_supported_proto file fuse
44
45IMG_SIZE=64K
46
47echo
48echo '=== Testing map command on truncated image ==='
49echo
50
51_make_test_img $IMG_SIZE
52# Create cluster
53$QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io
54# Remove data cluster from image (first cluster: image header, second: reftable,
55# third: refblock, fourth: L1 table, fifth: L2 table)
56$QEMU_IMG resize -f raw --shrink "$TEST_IMG" $((5 * 64 * 1024))
57
58$QEMU_IO -c map "$TEST_IMG"
59$QEMU_IMG map "$TEST_IMG" | _filter_qemu_img_map
60
61echo
62echo '=== Testing map on an image file truncated outside of qemu ==='
63echo
64
65# Same as above, only now we concurrently truncate and map the image
66_make_test_img $IMG_SIZE
67$QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io
68
69qemu_comm_method=monitor _launch_qemu -drive if=none,file="$TEST_IMG",id=drv0
70
71# Wait for a prompt to appear (so we know qemu has opened the image)
72_send_qemu_cmd $QEMU_HANDLE '' '(qemu)'
73
74$QEMU_IMG resize --shrink --image-opts \
75    "driver=raw,file.driver=file,file.filename=$TEST_IMG,file.locking=off" \
76    $((5 * 64 * 1024))
77
78_send_qemu_cmd $QEMU_HANDLE 'qemu-io drv0 map' 'allocated' \
79    | sed -e 's/^(qemu).*qemu-io drv0 map...$/(qemu) qemu-io drv0 map/'
80_send_qemu_cmd $QEMU_HANDLE 'quit' ''
81
82# success, all done
83echo '*** done'
84rm -f $seq.full
85status=0
86