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1 #!/usr/bin/env bash 2 # group: backing quick 3 # 4 # Test qcow backing file warnings 5 # 6 # Copyright (C) 2020-2021 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 seq=`basename $0` 23 echo "QA output created by $seq" 24 25 status=1 # failure is the default! 26 27 _cleanup() 28 { 29 _cleanup_test_img 30 _rm_test_img "$TEST_IMG.qcow2" 31 } 32 trap "_cleanup; exit \$status" 0 1 2 3 15 33 34 # get standard environment, filters and checks 35 . ./common.rc 36 . ./common.filter 37 38 _supported_fmt qcow 39 _supported_proto file 40 _supported_os Linux 41 42 size=32M 43 44 echo 45 echo "== qcow backed by qcow ==" 46 47 TEST_IMG="$TEST_IMG.base" _make_test_img $size 48 _make_test_img -b "$TEST_IMG.base" $size 49 _make_test_img -b "$TEST_IMG.base" -F $IMGFMT $size 50 _img_info 51 52 echo 53 echo "== mismatched command line detection ==" 54 55 _make_test_img -b "$TEST_IMG.base" -F vmdk 56 _make_test_img -b "$TEST_IMG.base" -F vmdk $size 57 echo 58 # Use of -u bypasses the backing format sanity check 59 _make_test_img -u -b "$TEST_IMG.base" -F vmdk 60 _make_test_img -u -b "$TEST_IMG.base" -F vmdk $size 61 echo 62 # But the format must still be recognized 63 _make_test_img -b "$TEST_IMG.base" -F garbage $size 64 _make_test_img -u -b "$TEST_IMG.base" -F garbage $size 65 _img_info 66 67 echo 68 echo "== qcow backed by raw ==" 69 70 rm "$TEST_IMG.base" 71 truncate --size=$size "$TEST_IMG.base" 72 _make_test_img -b "$TEST_IMG.base" $size 73 _make_test_img -b "$TEST_IMG.base" -F raw $size 74 _img_info 75 76 echo 77 echo "== commit cannot change type of raw backing file ==" 78 TEST_IMG="$TEST_IMG.qcow2" IMGFMT=qcow2 _make_test_img $size 79 truncate --size=$size "$TEST_IMG.qcow2" 80 $QEMU_IMG convert -n -f raw -O $IMGFMT "$TEST_IMG.qcow2" "$TEST_IMG" 81 $QEMU_IMG commit -f $IMGFMT "$TEST_IMG" && echo "unexpected success" 82 TEST_IMG="$TEST_IMG.base" _img_info 83 84 # success, all done 85 echo "*** done" 86 rm -f $seq.full 87 status=0