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1 #!/usr/bin/env bash 2 # group: rw auto quick 3 # 4 # Test qcow2 feature bits 5 # 6 # Copyright (C) 2011 Red Hat, Inc. 7 # Copyright IBM, Corp. 2010 8 # 9 # Based on test 031. 10 # 11 # This program is free software; you can redistribute it and/or modify 12 # it under the terms of the GNU General Public License as published by 13 # the Free Software Foundation; either version 2 of the License, or 14 # (at your option) any later version. 15 # 16 # This program is distributed in the hope that it will be useful, 17 # but WITHOUT ANY WARRANTY; without even the implied warranty of 18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 # GNU General Public License for more details. 20 # 21 # You should have received a copy of the GNU General Public License 22 # along with this program. If not, see <http://www.gnu.org/licenses/>. 23 # 24 25 # creator 26 owner=stefanha@redhat.com 27 28 seq=`basename $0` 29 echo "QA output created by $seq" 30 31 status=1 # failure is the default! 32 33 _cleanup() 34 { 35 _cleanup_test_img 36 } 37 trap "_cleanup; exit \$status" 0 1 2 3 15 38 39 # get standard environment, filters and checks 40 . ./common.rc 41 . ./common.filter 42 . ./common.pattern 43 44 # This tests qcow2-specific low-level functionality 45 _supported_fmt qcow2 46 _supported_proto file fuse 47 # Only qcow2v3 and later supports feature bits; 48 # qcow2.py does not support external data files; 49 # this test requires a cluster size large enough for the feature table 50 _unsupported_imgopts 'compat=0.10' data_file \ 51 'cluster_size=\(512\|1024\|2048\|4096\)' 52 53 echo 54 echo === Image with unknown incompatible feature bit === 55 echo 56 _make_test_img 64M 57 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 63 58 59 # Without feature table 60 $PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 61 _qcow2_dump_header | grep features 62 $PYTHON qcow2.py "$TEST_IMG" dump-header-exts 63 _img_info 64 65 # With feature table containing bit 63 66 printf "\x00\x3f%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 67 _img_info 68 69 echo 70 echo === Image with multiple incompatible feature bits === 71 echo 72 _make_test_img 64M 73 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 61 74 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 62 75 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 63 76 77 # Without feature table 78 $PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 79 _img_info 80 81 # With feature table containing bit 63 82 printf "\x00\x3f%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 83 _img_info 84 85 # With feature table containing bit 61 86 $PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 87 printf "\x00\x3d%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 88 _img_info 89 90 # With feature table containing bits 61 and 62 91 $PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 92 printf "\x00\x3d%s\x00%40s\x00\x3e%s\x00%40s" "test1" "" "test2" "" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 93 _img_info 94 95 # With feature table containing all bits 96 $PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 97 printf "\x00\x3d%s\x00%40s\x00\x3e%s\x00%40s\x00\x3f%s\x00%40s" "test1" "" "test2" "" "test3" "" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 98 _img_info 99 100 # With feature table containing unrelated bits, including compatible/autoclear 101 $PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 102 printf "\x01\x3d%s\x00%40s\x00\x3e%s\x00%40s\x02\x3f%s\x00%40s\x00\x3c%s\x00%40s" "test1" "" "test2" "" "test3" "" "test4" "" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 103 _img_info 104 105 106 echo === Create image with unknown autoclear feature bit === 107 echo 108 _make_test_img 64M 109 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit autoclear 63 110 _qcow2_dump_header | grep features 111 $PYTHON qcow2.py "$TEST_IMG" dump-header-exts 112 113 echo 114 echo === Repair image === 115 echo 116 _check_test_img -r all 117 118 _qcow2_dump_header | grep features 119 $PYTHON qcow2.py "$TEST_IMG" dump-header-exts 120 121 # success, all done 122 echo "*** done" 123 rm -f $seq.full 124 status=0