qemu/tests/qemu-iotests/084
Vladimir Sementsov-Ogievskiy 9dd003a998 iotests: define group in each iotest
We are going to drop group file. Define group in tests as a preparatory
step.

The patch is generated by

    cd tests/qemu-iotests

    grep '^[0-9]\{3\} ' group | while read line; do
        file=$(awk '{print $1}' <<< "$line");
        groups=$(sed -e 's/^... //' <<< "$line");
        awk "NR==2{print \"# group: $groups\"}1" $file > tmp;
        cat tmp > $file;
    done

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20210116134424.82867-7-vsementsov@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2021-01-20 14:53:22 -06:00

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#!/usr/bin/env bash
# group: img quick
#
# Test case for VDI header corruption; image too large, and too many blocks.
# Also simple test for creating dynamic and static VDI images.
#
# Copyright (C) 2013 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=jcody@redhat.com
seq=`basename $0`
echo "QA output created by $seq"
status=1 # failure is the default!
_cleanup()
{
_cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
# This tests vdi-specific header fields
_supported_fmt vdi
_supported_proto file
_supported_os Linux
size=64M
ds_offset=368 # disk image size field offset
bs_offset=376 # block size field offset
bii_offset=384 # block in image field offset
echo
echo "=== Statically allocated image creation ==="
echo
_make_test_img $size -o static
_img_info
stat -c"disk image file size in bytes: %s" "${TEST_IMG}"
_cleanup_test_img
echo
echo "=== Testing image size bounds ==="
echo
_make_test_img $size
_img_info
stat -c"disk image file size in bytes: %s" "${TEST_IMG}"
# check for image size too large
# poke max image size, and appropriate blocks_in_image value
echo "Test 1: Maximum size (512 TB - 128 MB):"
poke_file "$TEST_IMG" "$ds_offset" "\x00\x00\x00\xf8\xff\xff\x01\x00"
poke_file "$TEST_IMG" "$bii_offset" "\x80\xff\xff\x1f"
_img_info
echo
echo "Test 2: Size too large (512 TB - 128 MB + 64 kB)"
# This should be too large (-EINVAL):
poke_file "$TEST_IMG" "$ds_offset" "\x00\x00\x01\xf8\xff\xff\x01\x00"
_img_info
echo
echo "Test 3: Size valid (64M), but Blocks In Image too small (63)"
# This sets the size to 64M, but with a blocks_in_image size that is
# too small
poke_file "$TEST_IMG" "$ds_offset" "\x00\x00\x00\x04\x00\x00\x00\x00"
# For a 64M image, we would need a blocks_in_image value of at least 64,
# so 63 should be too small and give us -ENOTSUP
poke_file "$TEST_IMG" "$bii_offset" "\x3f\x00\x00\x00"
_img_info
echo
echo "Test 4: Size valid (64M), but Blocks In Image exceeds max allowed"
# Now check the bounds of blocks_in_image - 0x1fffff80 should be the max
# value here, and we should get -ENOTSUP
poke_file "$TEST_IMG" "$bii_offset" "\x81\xff\xff\x1f"
_img_info
# Finally, 1MB is the only block size supported. Verify that
# a value != 1MB results in error, both smaller and larger
echo
echo "Test 5: Valid Image: 64MB, Blocks In Image 64, Block Size 1MB"
poke_file "$TEST_IMG" "$bii_offset" "\x40\x00\x00\x00" # reset bii to valid
poke_file "$TEST_IMG" "$bs_offset" "\x00\x00\x10\x00" # valid
_img_info
echo
echo "Test 6: Block Size != 1MB; too small test (1MB - 1)"
poke_file "$TEST_IMG" "$bs_offset" "\xff\xff\x0f\x00" # invalid (too small)
_img_info
echo
echo "Test 7: Block Size != 1MB; too large test (1MB + 64KB)"
poke_file "$TEST_IMG" "$bs_offset" "\x00\x00\x11\x00" # invalid (too large)
_img_info
# success, all done
echo
echo "*** done"
rm -f $seq.full
status=0