018 (2762B)
1 #!/usr/bin/env bash 2 # group: rw backing auto quick 3 # 4 # Merge backing file into test image when converting the image 5 # 6 # Copyright (C) 2009 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 $seq" 27 28 status=1 # failure is the default! 29 30 _cleanup() 31 { 32 _cleanup_test_img 33 } 34 trap "_cleanup; exit \$status" 0 1 2 3 15 35 36 # get standard environment, filters and checks 37 . ./common.rc 38 . ./common.filter 39 . ./common.pattern 40 41 # Any format supporting backing files 42 _supported_fmt qcow qcow2 vmdk qed 43 _supported_proto file 44 _supported_os Linux 45 _unsupported_imgopts "subformat=monolithicFlat" "subformat=twoGbMaxExtentFlat" \ 46 "streamOptimized" 47 48 TEST_OFFSETS="0 4294967296" 49 50 TEST_IMG_SAVE=$TEST_IMG 51 TEST_IMG=$TEST_IMG.base 52 _make_test_img 6G 53 54 echo "Filling base image" 55 echo 56 57 for offset in $TEST_OFFSETS; do 58 # Some clusters with alternating backing file/image file reads 59 io writev $(( offset )) 512 1024 64 60 61 # Complete backing clusters 62 io writev $(( offset + 64 * 1024)) 65536 65536 1 63 done 64 _check_test_img 65 66 echo "Creating test image with backing file" 67 echo 68 69 TEST_IMG="$TEST_IMG_SAVE.orig" 70 _make_test_img -b "$TEST_IMG_SAVE.base" -F $IMGFMT 6G 71 72 echo "Filling test image" 73 echo 74 75 for offset in $TEST_OFFSETS; do 76 # Some clusters with alternating backing file/image file reads 77 io writev $(( offset + 512 )) 512 1024 64 78 79 # Complete test image clusters 80 io writev $(( offset + 64 * 1024 + 65536)) 65536 65536 1 81 done 82 _check_test_img 83 84 TEST_IMG="$TEST_IMG_SAVE" 85 $QEMU_IMG convert -f $IMGFMT -O $IMGFMT "$TEST_IMG.orig" "$TEST_IMG" 86 87 echo "Reading" 88 echo 89 90 for offset in $TEST_OFFSETS; do 91 # Some clusters with alternating backing file/image file reads 92 io readv $(( offset )) 512 1024 64 93 io readv $(( offset + 512 )) 512 1024 64 94 95 # Complete test image clusters 96 io readv $(( offset + 64 * 1024)) 65536 65536 1 97 io readv $(( offset + 64 * 1024 + 65536)) 65536 65536 1 98 99 # Empty sectors 100 io_zero readv $(( offset + 64 * 1024 + 65536 * 4 )) 65536 65536 1 101 done 102 _check_test_img 103 104 # success, all done 105 echo "*** done" 106 rm -f $seq.full 107 status=0