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Diffstat (limited to 'qemu/tests/qemu-iotests/108')
| -rwxr-xr-x | qemu/tests/qemu-iotests/108 | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/qemu/tests/qemu-iotests/108 b/qemu/tests/qemu-iotests/108 deleted file mode 100755 index 2355d98c1..000000000 --- a/qemu/tests/qemu-iotests/108 +++ /dev/null @@ -1,142 +0,0 @@ -#!/bin/bash -# -# Test case for repairing qcow2 images which cannot be repaired using -# the on-disk refcount structures -# -# Copyright (C) 2014 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=mreitz@redhat.com - -seq="$(basename $0)" -echo "QA output created by $seq" - -here="$PWD" -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 qocw2-specific low-level functionality -_supported_fmt qcow2 -_supported_proto file -_supported_os Linux -# This test directly modifies a refblock so it relies on refcount_bits being 16 -_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' - -echo -echo '=== Repairing an image without any refcount table ===' -echo - -_make_test_img 64M -# just write some data -$QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG" | _filter_qemu_io - -# refcount_table_offset -poke_file "$TEST_IMG" $((0x30)) "\x00\x00\x00\x00\x00\x00\x00\x00" -# refcount_table_clusters -poke_file "$TEST_IMG" $((0x38)) "\x00\x00\x00\x00" - -_check_test_img -r all - -$QEMU_IO -c 'read -P 42 0 64k' "$TEST_IMG" | _filter_qemu_io - -echo -echo '=== Repairing unreferenced data cluster in new refblock area ===' -echo - -IMGOPTS='cluster_size=512' _make_test_img 64M -# Allocate the first 128 kB in the image (first refblock) -$QEMU_IO -c 'write 0 0x1b200' "$TEST_IMG" | _filter_qemu_io -# should be 131072 == 0x20000 -stat -c '%s' "$TEST_IMG" - -# Enter a cluster at 128 kB (0x20000) -# XXX: This should be the first free entry in the last L2 table, but we cannot -# be certain -poke_file "$TEST_IMG" $((0x1ccc8)) "\x80\x00\x00\x00\x00\x02\x00\x00" - -# Fill the cluster -truncate -s $((0x20200)) "$TEST_IMG" -$QEMU_IO -c "open -o driver=raw $TEST_IMG" -c 'write -P 42 128k 512' \ - | _filter_qemu_io - -# The data should now appear at this guest offset -$QEMU_IO -c 'read -P 42 0x1b200 512' "$TEST_IMG" | _filter_qemu_io - -# This cluster is unallocated; fix it -_check_test_img -r all - -# This repair operation must have allocated a new refblock; and that refblock -# should not overlap with the unallocated data cluster. If it does, the data -# will be damaged, so check it. -$QEMU_IO -c 'read -P 42 0x1b200 512' "$TEST_IMG" | _filter_qemu_io - -echo -echo '=== Repairing refblock beyond the image end ===' -echo - -echo -echo '--- Otherwise clean ---' -echo - -_make_test_img 64M -# Normally, qemu doesn't create empty refblocks, so we just have to do it by -# hand -# XXX: This should be the entry for the second refblock -poke_file "$TEST_IMG" $((0x10008)) "\x00\x00\x00\x00\x00\x10\x00\x00" -# Mark that refblock as used -# XXX: This should be the 17th entry (cluster 16) of the first -# refblock -poke_file "$TEST_IMG" $((0x20020)) "\x00\x01" -_check_test_img -r all - -echo -echo '--- Refblock is unallocated ---' -echo - -_make_test_img 64M -poke_file "$TEST_IMG" $((0x10008)) "\x00\x00\x00\x00\x00\x10\x00\x00" -_check_test_img -r all - -echo -echo '--- Signed overflow after the refblock ---' -echo - -_make_test_img 64M -poke_file "$TEST_IMG" $((0x10008)) "\x7f\xff\xff\xff\xff\xff\x00\x00" -_check_test_img -r all - -echo -echo '--- Unsigned overflow after the refblock ---' -echo - -_make_test_img 64M -poke_file "$TEST_IMG" $((0x10008)) "\xff\xff\xff\xff\xff\xff\x00\x00" -_check_test_img -r all - -# success, all done -echo '*** done' -rm -f $seq.full -status=0 |