qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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      1 #!/usr/bin/env bash
      2 # group: rw auto backing quick
      3 #
      4 # Test qcow2's bdrv_make_empty for images without internal snapshots
      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=hreitz@redhat.com
     24 
     25 seq="$(basename $0)"
     26 echo "QA output created by $seq"
     27 
     28 status=1	# failure is the default!
     29 
     30 _cleanup()
     31 {
     32     _cleanup_test_img
     33     rm -f "$TEST_DIR/blkdebug.conf"
     34 }
     35 trap "_cleanup; exit \$status" 0 1 2 3 15
     36 
     37 # get standard environment, filters and checks
     38 . ./common.rc
     39 . ./common.filter
     40 . ./common.pattern
     41 
     42 _supported_fmt qcow2
     43 _supported_proto file fuse
     44 # The code path we want to test here only works for compat=1.1 images;
     45 # blkdebug can only inject errors on bs->file, so external data files
     46 # do not work with this test
     47 _unsupported_imgopts 'compat=0.10' data_file
     48 
     49 for event in l1_update empty_image_prepare reftable_update refblock_alloc; do
     50 
     51 echo
     52 echo "=== $event ==="
     53 echo
     54 
     55 TEST_IMG="$TEST_IMG.base" _make_test_img 64M
     56 _make_test_img -b "$TEST_IMG.base" -F $IMGFMT 64M
     57 
     58 # Some data that can be leaked when emptying the top image
     59 $QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io
     60 
     61 cat > "$TEST_DIR/blkdebug.conf" <<EOF
     62 [inject-error]
     63 event = "$event"
     64 EOF
     65 
     66 $QEMU_IMG commit "blkdebug:$TEST_DIR/blkdebug.conf:$TEST_IMG" 2>&1 \
     67     | _filter_testdir | _filter_imgfmt
     68 
     69 # There may be errors, but they should be fixed by opening the image
     70 $QEMU_IO -c close "$TEST_IMG"
     71 
     72 _check_test_img
     73 
     74 done
     75 
     76 
     77 rm -f "$TEST_DIR/blkdebug.conf"
     78 
     79 # success, all done
     80 echo "*** done"
     81 rm -f $seq.full
     82 status=0