@@ -31,6 +31,11 @@ _cleanup()
_cleanup_test_img
_rm_test_img "$TEST_IMG.base"
_rm_test_img "$TEST_IMG.orig"
+
+ _rm_test_img "$TEST_DIR/subdir/t.$IMGFMT.base"
+ _rm_test_img "$TEST_DIR/subdir/t.$IMGFMT.mid"
+ _rm_test_img "$TEST_DIR/subdir/t.$IMGFMT"
+ rmdir "$TEST_DIR/subdir" &> /dev/null
}
trap "_cleanup; exit \$status" 0 1 2 3 15
@@ -134,6 +139,45 @@ $QEMU_IO -c 'writev 0 64k' "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG commit "$TEST_IMG"
_cleanup
+
+echo
+echo 'Testing commit in sub-directory with relative filenames'
+echo
+
+pushd "$TEST_DIR" > /dev/null
+
+mkdir subdir
+
+TEST_IMG="subdir/t.$IMGFMT.base" _make_test_img 1M
+TEST_IMG="subdir/t.$IMGFMT.mid" _make_test_img -b "t.$IMGFMT.base"
+TEST_IMG="subdir/t.$IMGFMT" _make_test_img -b "t.$IMGFMT.mid"
+
+# Should work
+$QEMU_IMG commit -b "t.$IMGFMT.mid" "subdir/t.$IMGFMT"
+
+# Might theoretically work, but does not in practice (we have to
+# decide between this and the above; and since we always represent
+# backing file names as relative to the overlay, we go for the above)
+$QEMU_IMG commit -b "subdir/t.$IMGFMT.mid" "subdir/t.$IMGFMT" 2>&1 | \
+ _filter_imgfmt
+
+# This should work as well
+$QEMU_IMG commit -b "$TEST_DIR/subdir/t.$IMGFMT.mid" "subdir/t.$IMGFMT"
+
+popd > /dev/null
+
+# Now let's try with just absolute filenames
+# (This will not work with external data files, though, because when
+# using relative paths for those, qemu will always resolve them
+# relative to its CWD. Therefore, it cannot find those data files now
+# that we left $TEST_DIR.)
+if _get_data_file '' > /dev/null; then
+ echo 'Image committed.' # Skip test
+else
+ $QEMU_IMG commit -b "$TEST_DIR/subdir/t.$IMGFMT.mid" \
+ "$TEST_DIR/subdir/t.$IMGFMT"
+fi
+
# success, all done
echo "*** done"
rm -f $seq.full
@@ -1094,4 +1094,14 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1048576 backing_file=json:{'driv
wrote 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
qemu-img: Block job failed: No space left on device
+
+Testing commit in sub-directory with relative filenames
+
+Formatting 'subdir/t.IMGFMT.base', fmt=IMGFMT size=1048576
+Formatting 'subdir/t.IMGFMT.mid', fmt=IMGFMT size=1048576 backing_file=t.IMGFMT.base
+Formatting 'subdir/t.IMGFMT', fmt=IMGFMT size=1048576 backing_file=t.IMGFMT.mid
+Image committed.
+qemu-img: Did not find 'subdir/t.IMGFMT.mid' in the backing chain of 'subdir/t.IMGFMT'
+Image committed.
+Image committed.
*** done
Add a test for committing an overlay in a sub directory to one of the images in its backing chain, using both relative and absolute filenames. Signed-off-by: Max Reitz <mreitz@redhat.com> --- tests/qemu-iotests/020 | 44 ++++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/020.out | 10 +++++++++ 2 files changed, 54 insertions(+)