Commit f30136b3 authored by Max Reitz's avatar Max Reitz Committed by Kevin Wolf
Browse files

iotests: Add tests for more corruption cases 



Signed-off-by: default avatarMax Reitz <mreitz@redhat.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
parent 8dd93d93

tests/qemu-iotests/060

+15 −0
Original line number Diff line number Diff line
@@ -186,6 +186,12 @@ $QEMU_IO -c "write 0 64k" "$TEST_IMG" | _filter_qemu_io 
poke_file "$TEST_IMG" "$l1_offset" "\x80\x00\x00\x00\x00\x04\x2a\x00"

$QEMU_IO -c "read 0 64k" "$TEST_IMG" | _filter_qemu_io



# Test how well zero cluster expansion can cope with this

_make_test_img 64M

$QEMU_IO -c "write 0 64k" "$TEST_IMG" | _filter_qemu_io

poke_file "$TEST_IMG" "$l1_offset" "\x80\x00\x00\x00\x00\x04\x2a\x00"

$QEMU_IMG amend -o compat=0.10 "$TEST_IMG"



echo

echo "=== Testing unaligned L2 entry ==="

echo
@@ -194,6 +200,15 @@ $QEMU_IO -c "write 0 64k" "$TEST_IMG" | _filter_qemu_io 
poke_file "$TEST_IMG" "$l2_offset" "\x80\x00\x00\x00\x00\x05\x2a\x00"

$QEMU_IO -c "read 0 64k" "$TEST_IMG" | _filter_qemu_io



echo

echo "=== Testing unaligned pre-allocated zero cluster ==="

echo

_make_test_img 64M

$QEMU_IO -c "write 0 64k" "$TEST_IMG" | _filter_qemu_io

poke_file "$TEST_IMG" "$l2_offset" "\x80\x00\x00\x00\x00\x05\x2a\x01"

# zero cluster expansion

$QEMU_IMG amend -o compat=0.10 "$TEST_IMG"



echo

echo "=== Testing unaligned reftable entry ==="

echo

tests/qemu-iotests/060.out

+13 −0
Original line number Diff line number Diff line
@@ -123,6 +123,11 @@ wrote 65536/65536 bytes at offset 0 
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qcow2: Marking image as corrupt: L2 table offset 0x42a00 unaligned (L1 index: 0); further corruption events will be suppressed

read failed: Input/output error

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864

wrote 65536/65536 bytes at offset 0

64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qcow2: Marking image as corrupt: L2 table offset 0x42a00 unaligned (L1 index: 0); further corruption events will be suppressed

qemu-img: Error while amending options: Input/output error



=== Testing unaligned L2 entry ===
@@ -132,6 +137,14 @@ wrote 65536/65536 bytes at offset 0 
qcow2: Marking image as corrupt: Data cluster offset 0x52a00 unaligned (L2 offset: 0x40000, L2 index: 0); further corruption events will be suppressed

read failed: Input/output error



=== Testing unaligned pre-allocated zero cluster ===



Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864

wrote 65536/65536 bytes at offset 0

64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qcow2: Marking image as corrupt: Data cluster offset 0x52a00 unaligned (L2 offset: 0x40000, L2 index: 0); further corruption events will be suppressed

qemu-img: Error while amending options: Input/output error



=== Testing unaligned reftable entry ===



Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864