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#!/bin/bash
#
# Test some qemu-img convert cases
#
# Copyright (C) 2015 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

# creator
owner=kwolf@redhat.com

seq="$(basename $0)"
echo "QA output created by $seq"

here="$PWD"
tmp=/tmp/$$
status=1	# failure is the default!

_cleanup()
{
    rm -f "$TEST_IMG".[123]
	_cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common.rc
. ./common.filter

_supported_fmt qcow2
_supported_proto file
_supported_os Linux


TEST_IMG="$TEST_IMG".base _make_test_img 64M
$QEMU_IO -c "write -P 0x11 0 64M" "$TEST_IMG".base 2>&1 | _filter_qemu_io | _filter_testdir


echo
echo "=== Check allocation status regression with -B ==="
echo

_make_test_img -b "$TEST_IMG".base
$QEMU_IO -c "write -P 0x22 0 3M" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG convert -O $IMGFMT -B "$TEST_IMG".base "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IMG map "$TEST_IMG".orig | _filter_qemu_img_map


echo
echo "=== Check that zero clusters are kept in overlay ==="
echo

_make_test_img -b "$TEST_IMG".base

$QEMU_IO -c "write -P 0 0 3M" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG convert -O $IMGFMT -B "$TEST_IMG".base "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG convert -O $IMGFMT -c -B "$TEST_IMG".base "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir

$QEMU_IO -c "write -z 0 3M" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG convert -O $IMGFMT -B "$TEST_IMG".base "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG convert -O $IMGFMT -c -B "$TEST_IMG".base "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir


echo
echo "=== Concatenate multiple source images ==="
echo

TEST_IMG="$TEST_IMG".1 _make_test_img 4M
TEST_IMG="$TEST_IMG".2 _make_test_img 4M
TEST_IMG="$TEST_IMG".3 _make_test_img 4M

$QEMU_IO -c "write -P 0x11 0 64k" "$TEST_IMG".1 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write -P 0x22 0 64k" "$TEST_IMG".2 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write -P 0x33 0 64k" "$TEST_IMG".3 2>&1 | _filter_qemu_io | _filter_testdir

$QEMU_IMG convert -O $IMGFMT "$TEST_IMG".[123] "$TEST_IMG"
$QEMU_IMG map "$TEST_IMG" | _filter_qemu_img_map
$QEMU_IO -c "read -P 0x11 0 64k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x22 4M 64k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x33 8M 64k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir

$QEMU_IMG convert -c -O $IMGFMT "$TEST_IMG".[123] "$TEST_IMG"
$QEMU_IMG map --output=json "$TEST_IMG" | _filter_qemu_img_map
$QEMU_IO -c "read -P 0x11 0 64k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x22 4M 64k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x33 8M 64k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir

# -B can't be combined with concatenation
$QEMU_IMG convert -O $IMGFMT -B "$TEST_IMG".base "$TEST_IMG".[123] "$TEST_IMG"
$QEMU_IMG convert -O $IMGFMT -c -B "$TEST_IMG".base "$TEST_IMG".[123] "$TEST_IMG"


echo
echo "=== Compression with misaligned allocations and image sizes ==="
echo

TEST_IMG="$TEST_IMG".1 _make_test_img 1023k -o cluster_size=1024
TEST_IMG="$TEST_IMG".2 _make_test_img 1023k -o cluster_size=1024

$QEMU_IO -c "write -P 0x11   16k  16k" "$TEST_IMG".1 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write -P 0x22  130k 130k" "$TEST_IMG".1 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write -P 0x33 1022k   1k" "$TEST_IMG".1 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write -P 0x44    0k   1k" "$TEST_IMG".2 2>&1 | _filter_qemu_io | _filter_testdir

$QEMU_IMG convert -c -O $IMGFMT "$TEST_IMG".[12] "$TEST_IMG"
$QEMU_IMG map --output=json "$TEST_IMG" | _filter_qemu_img_map
$QEMU_IO -c "read -P 0       0k   16k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x11   16k   16k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0      32k   98k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x22  130k  130k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0     260k  762k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x33 1022k    1k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x44 1023k    1k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0    1024k 1022k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir


echo
echo "=== Full allocation with -S 0 ==="
echo

# Standalone image
_make_test_img 64M
$QEMU_IO -c "write -P 0x22 0 3M" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write -P 0 3M 3M" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir

echo
echo convert -S 0:
$QEMU_IMG convert -O $IMGFMT -S 0 "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0x22 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0 3M 61M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG map --output=json "$TEST_IMG".orig | _filter_qemu_img_map

echo
echo convert -c -S 0:
$QEMU_IMG convert -O $IMGFMT -c -S 0 "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0x22 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0 3M 61M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG map --output=json "$TEST_IMG".orig | _filter_qemu_img_map

# With backing file
TEST_IMG="$TEST_IMG".base _make_test_img 64M
$QEMU_IO -c "write -P 0x11 0 32M" "$TEST_IMG".base 2>&1 | _filter_qemu_io | _filter_testdir

_make_test_img -b "$TEST_IMG".base 64M
$QEMU_IO -c "write -P 0x22 0 3M" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir

echo
echo convert -S 0 with source backing file:
$QEMU_IMG convert -O $IMGFMT -S 0 "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0x22 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x11 3M 29M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0 32M 32M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG map --output=json "$TEST_IMG".orig | _filter_qemu_img_map

echo
echo convert -c -S 0 with source backing file:
$QEMU_IMG convert -O $IMGFMT -c -S 0 "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0x22 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x11 3M 29M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0 32M 32M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG map --output=json "$TEST_IMG".orig | _filter_qemu_img_map

# With keeping the backing file
echo
echo convert -S 0 -B ...
$QEMU_IMG convert -O $IMGFMT -S 0 "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0x22 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x11 3M 29M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0 32M 32M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG map --output=json "$TEST_IMG".orig | _filter_qemu_img_map

echo
echo convert -c -S 0 -B ...
$QEMU_IMG convert -O $IMGFMT -c -S 0 "$TEST_IMG" "$TEST_IMG".orig
$QEMU_IO -c "read -P 0x22 0 3M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0x11 3M 29M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "read -P 0 32M 32M" "$TEST_IMG".orig 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IMG map --output=json "$TEST_IMG".orig | _filter_qemu_img_map


echo
echo "=== Non-zero -S ==="
echo

_make_test_img 64M -o cluster_size=1k
$QEMU_IO -c "write -P 0 0 64k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write 0 1k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write 8k 1k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
$QEMU_IO -c "write 17k 1k" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir

for min_sparse in 4k 8k; do
    echo
    echo convert -S $min_sparse
    $QEMU_IMG convert -O $IMGFMT -o cluster_size=1k -S $min_sparse "$TEST_IMG" "$TEST_IMG".orig
    $QEMU_IMG map --output=json "$TEST_IMG".orig | _filter_qemu_img_map

    echo
    echo convert -c -S $min_sparse
    # For compressed images, -S values other than 0 are ignored
    $QEMU_IMG convert -O $IMGFMT -o cluster_size=1k -c -S $min_sparse "$TEST_IMG" "$TEST_IMG".orig
    $QEMU_IMG map --output=json "$TEST_IMG".orig | _filter_qemu_img_map
done

# success, all done
echo '*** done'
rm -f $seq.full
status=0
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2025-01-03 15:11:19 +0100