@@ -30,6 +30,7 @@ status=1 # failure is the default!
_cleanup()
{
_cleanup_test_img
+ rm -f "$TEST_IMG.copy"
}
trap "_cleanup; exit \$status" 0 1 2 3 15
@@ -87,6 +88,53 @@ echo
# omit the image size; it should work anyway
_make_test_img -b "$TEST_IMG_REL.base"
+echo
+echo '=== Nodes without a common directory ==='
+echo
+
+cp "$TEST_IMG" "$TEST_IMG.copy"
+
+# Should inform us that the actual path of the backing file cannot be determined
+TEST_IMG="json:{
+ 'driver': '$IMGFMT',
+ 'file': {
+ 'driver': 'quorum',
+ 'vote-threshold': 1,
+ 'children': [
+ {
+ 'driver': 'file',
+ 'filename': '$TEST_IMG'
+ },
+ {
+ 'driver': 'file',
+ 'filename': '$TEST_IMG.copy'
+ }
+ ]
+ }
+}" _img_info | _filter_img_info
+
+echo
+
+# Should work fine
+TEST_IMG="json:{
+ 'driver': '$IMGFMT',
+ 'file': {
+ 'driver': 'quorum',
+ 'base-directory': '$TEST_DIR/',
+ 'vote-threshold': 1,
+ 'children': [
+ {
+ 'driver': 'file',
+ 'filename': '$TEST_IMG'
+ },
+ {
+ 'driver': 'file',
+ 'filename': '$TEST_IMG.copy'
+ }
+ ]
+ }
+}" _img_info | _filter_img_info
+
# success, all done
echo '*** done'
@@ -19,4 +19,16 @@ backing file: t.IMGFMT.base (actual path: TEST_DIR/t.IMGFMT.base)
=== Backing name is always relative to the backed image ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file=t.IMGFMT.base
+
+=== Nodes without a common directory ===
+
+image: json:{"driver": "IMGFMT", "file": {"children": [{"driver": "file", "filename": "TEST_DIR/t.IMGFMT"}, {"driver": "file", "filename": "TEST_DIR/t.IMGFMT.copy"}], "driver": "quorum", "blkverify": false, "rewrite-corrupted": false, "vote-threshold": 1}}
+file format: IMGFMT
+virtual size: 64M (67108864 bytes)
+backing file: t.IMGFMT.base (cannot determine actual path)
+
+image: json:{"driver": "IMGFMT", "file": {"children": [{"driver": "file", "filename": "TEST_DIR/t.IMGFMT"}, {"driver": "file", "filename": "TEST_DIR/t.IMGFMT.copy"}], "driver": "quorum", "blkverify": false, "rewrite-corrupted": false, "vote-threshold": 1}}
+file format: IMGFMT
+virtual size: 64M (67108864 bytes)
+backing file: t.IMGFMT.base (actual path: TEST_DIR/t.IMGFMT.base)
*** done
Test 110 tests relative backing filenames for complex BDS trees. Add quorum as an example that can never work automatically (without special-casing if all child nodes have the same base directory), and an example on how to make it work manually (using the base-directory option). Signed-off-by: Max Reitz <mreitz@redhat.com> --- tests/qemu-iotests/110 | 48 ++++++++++++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/110.out | 12 ++++++++++++ 2 files changed, 60 insertions(+)