tests/qemu-iotests/109

   1 #!/usr/bin/env bash
   2 # group: rw
   3 #
   4 # Test writing image headers of other formats into raw images
   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
  23 owner=kwolf@redhat.com
  24
  25 seq="$(basename $0)"
  26 echo "QA output created by $seq"
  27
  28 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32     _cleanup_qemu
  33     _rm_test_img "$TEST_IMG.src"
  34     _cleanup_test_img
  35 }
  36 trap "_cleanup; exit \$status" 0 1 2 3 15
  37
  38 # get standard environment, filters and checks
  39 . ./common.rc
  40 . ./common.filter
  41 . ./common.qemu
  42
  43 _supported_fmt raw
  44 _supported_proto file
  45 _supported_os Linux
  46 _require_drivers qcow qcow2 qed vdi vmdk vpc
  47
  48 qemu_comm_method=qmp
  49
  50 run_qemu()
  51 {
  52     local raw_img="$1"
  53     local source_img="$2"
  54     local qmp_format="$3"
  55     local qmp_event="$4"
  56
  57     _launch_qemu -drive file="${source_img}",format=raw,cache=${CACHEMODE},aio=${AIOMODE},id=src
  58     _send_qemu_cmd $QEMU_HANDLE "{ 'execute': 'qmp_capabilities' }" "return"
  59
  60     capture_events="$qmp_event" _send_qemu_cmd $QEMU_HANDLE \
  61         "{'execute':'drive-mirror', 'arguments':{
  62             'device': 'src', 'target': '$raw_img', $qmp_format
  63             'mode': 'existing', 'sync': 'full'}}" \
  64         "return"
  65
  66     capture_events="$qmp_event JOB_STATUS_CHANGE" _wait_event $QEMU_HANDLE "$qmp_event"
  67     if test "$qmp_event" = BLOCK_JOB_ERROR; then
  68         _send_qemu_cmd $QEMU_HANDLE '' '"status": "null"'
  69     fi
  70     _send_qemu_cmd $QEMU_HANDLE '{"execute":"query-block-jobs"}' "return"
  71     _send_qemu_cmd $QEMU_HANDLE '{"execute":"quit"}' "return"
  72     wait=1 _cleanup_qemu
  73 }
  74
  75 for fmt in qcow qcow2 qed vdi vmdk vpc; do
  76
  77     echo
  78     echo "=== Writing a $fmt header into raw ==="
  79     echo
  80
  81     TEST_IMG="$TEST_IMG.src" IMGFMT=$fmt _make_test_img 64M
  82     _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
  83
  84     # This first test should fail: The image format was probed, we may not
  85     # write an image header at the start of the image
  86     run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_ERROR" |
  87         _filter_block_job_len
  88     $QEMU_IO -c 'read -P 0 0 512' "$TEST_IMG" | _filter_qemu_io
  89
  90
  91     # When raw was explicitly specified, the same must succeed
  92     run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
  93     $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
  94
  95 done
  96
  97
  98 for sample_img in empty.bochs iotest-dirtylog-10G-4M.vhdx parallels-v1 \
  99                   simple-pattern.cloop; do
 100
 101     echo
 102     echo "=== Copying sample image $sample_img into raw ==="
 103     echo
 104
 105     # Can't use _use_sample_img because that isn't designed to be used multiple
 106     # times and it overwrites $TEST_IMG (both breaks cleanup)
 107     bzcat "$SAMPLE_IMG_DIR/$sample_img.bz2" > "$TEST_IMG.src"
 108     _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
 109
 110     run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_ERROR" |
 111         _filter_block_job_offset | _filter_block_job_len
 112     $QEMU_IO -c 'read -P 0 0 512' "$TEST_IMG" | _filter_qemu_io
 113
 114     run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
 115     $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
 116 done
 117
 118 echo
 119 echo "=== Write legitimate MBR into raw ==="
 120 echo
 121
 122 for sample_img in grub_mbr.raw; do
 123     bzcat "$SAMPLE_IMG_DIR/$sample_img.bz2" > "$TEST_IMG.src"
 124     _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
 125
 126     run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_READY"
 127     $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
 128
 129     run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
 130     $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
 131 done
 132
 133
 134 # success, all done
 135 echo '*** done'
 136 rm -f $seq.full
 137 status=0