| | 1 | #!/bin/bash |
| | 2 | # |
| | 3 | # Merge backing file into test image when converting the image |
| | 4 | # |
| | 5 | # Copyright (C) 2009 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 | [email protected] |
| | 23 | |
| | 24 | seq=`basename $0` |
| | 25 | echo "QA output created by $seq" |
| | 26 | |
| | 27 | here=`pwd` |
| | 28 | tmp=/tmp/$$ |
| | 29 | status=1 # failure is the default! |
| | 30 | |
| | 31 | _cleanup() |
| | 32 | { |
| | 33 | _cleanup_test_img |
| | 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 | # Any format supporting backing files |
| | 43 | _supported_fmt qcow qcow2 vmdk qed |
| | 44 | _supported_proto file |
| | 45 | _supported_os Linux |
| | 46 | _unsupported_imgopts "subformat=monolithicFlat" "subformat=twoGbMaxExtentFlat" |
| | 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 |
| | 70 | _make_test_img -b "$TEST_IMG.base" 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 $(( offset + 64 * 1024 + 65536)) 65536 65536 1 |
| | 81 | done |
| | 82 | _check_test_img |
| | 83 | |
| | 84 | mv "$TEST_IMG" "$TEST_IMG.orig" |
| | 85 | $QEMU_IMG convert -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 |
projects / qemu.git / blame_incremental