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vmdk: Check for overhead when opening

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Report an error if file size is even smaller than metadata.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Fam Zheng 2014-01-21 15:07:43 +08:00 • committed by Kevin Wolf
parent 46bae92713
commit 34ceed81f9
3 changed files with 18 additions and 0 deletions
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6
tests/qemu-iotests/059
View file

@ -97,6 +97,12 @@ RW 12582912 VMFS "dummy.vmdk" 1
EOF
_img_info
echo
echo "=== Testing truncated sparse ==="
IMGOPTS="subformat=monolithicSparse" _make_test_img 100G
truncate -s 10M $TEST_IMG
_img_info
echo
echo "=== Testing version 3 ==="
_use_sample_img iotest-version3.vmdk.bz2

5
tests/qemu-iotests/059.out
View file

@ -2043,6 +2043,11 @@ qemu-img: Could not open 'TEST_DIR/t.IMGFMT': Invalid extent lines:
RW 12582912 VMFS "dummy.IMGFMT" 1
=== Testing truncated sparse ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=107374182400
qemu-img: File truncated, expecting at least 13172736 bytes
qemu-img: Could not open 'TEST_DIR/t.IMGFMT': Could not open 'TEST_DIR/t.IMGFMT': Wrong medium type
=== Testing version 3 ===
image: TEST_DIR/iotest-version3.IMGFMT
file format: IMGFMT