1 #!/usr/bin/env bash 2 # 3 # Test qcow2's bdrv_make_empty for images without internal snapshots 4 # 5 # Copyright (C) 2014 Red Hat, Inc. 6 # 7 # This program is free software; you can redistribute it and/or modify 8 # it under the terms of the GNU General Public License as published by 9 # the Free Software Foundation; either version 2 of the License, or 10 # (at your option) any later version. 11 # 12 # This program is distributed in the hope that it will be useful, 13 # but WITHOUT ANY WARRANTY; without even the implied warranty of 14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 # GNU General Public License for more details. 16 # 17 # You should have received a copy of the GNU General Public License 18 # along with this program. If not, see <http://www.gnu.org/licenses/>. 19 # 20 21 # creator 22 owner=mreitz@redhat.com 23 24 seq="$(basename $0)" 25 echo "QA output created by $seq" 26 27 status=1 # failure is the default! 28 29 _cleanup() 30 { 31 _cleanup_test_img 32 rm -f "$TEST_DIR/blkdebug.conf" 33 } 34 trap "_cleanup; exit \$status" 0 1 2 3 15 35 36 # get standard environment, filters and checks 37 . ./common.rc 38 . ./common.filter 39 . ./common.pattern 40 41 _supported_fmt qcow2 42 _supported_proto file 43 # The code path we want to test here only works for compat=1.1 images; 44 # blkdebug can only inject errors on bs->file, so external data files 45 # do not work with this test 46 _unsupported_imgopts 'compat=0.10' data_file 47 48 for event in l1_update empty_image_prepare reftable_update refblock_alloc; do 49 50 echo 51 echo "=== $event ===" 52 echo 53 54 TEST_IMG="$TEST_IMG.base" _make_test_img 64M 55 _make_test_img -b "$TEST_IMG.base" 64M 56 57 # Some data that can be leaked when emptying the top image 58 $QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io 59 60 cat > "$TEST_DIR/blkdebug.conf" <<EOF 61 [inject-error] 62 event = "$event" 63 EOF 64 65 $QEMU_IMG commit "blkdebug:$TEST_DIR/blkdebug.conf:$TEST_IMG" 2>&1 \ 66 | _filter_testdir | _filter_imgfmt 67 68 # There may be errors, but they should be fixed by opening the image 69 $QEMU_IO -c close "$TEST_IMG" 70 71 _check_test_img 72 73 done 74 75 76 rm -f "$TEST_DIR/blkdebug.conf" 77 78 # success, all done 79 echo "*** done" 80 rm -f $seq.full 81 status=0 82