qemublocktest: Add 'snapshots' tests for backup bitmap handling

The 'snapshots' case has multiple layers so we need to make sure that
the bitmaps are merged with the appropriate temporary bitmaps formatted
from the allocation bitmap for any backing chain layer above.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Peter Krempa 2020-05-29 12:55:02 +02:00
parent 8c6e2da25e
commit b630cf4c0d
4 changed files with 99 additions and 0 deletions

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@ -1267,6 +1267,10 @@ mymain(void)
TEST_BACKUP_BITMAP_CALCULATE("basic-intermediate", bitmapSourceChain, "d", "basic"); TEST_BACKUP_BITMAP_CALCULATE("basic-intermediate", bitmapSourceChain, "d", "basic");
TEST_BACKUP_BITMAP_CALCULATE("basic-deep", bitmapSourceChain, "a", "basic"); TEST_BACKUP_BITMAP_CALCULATE("basic-deep", bitmapSourceChain, "a", "basic");
TEST_BACKUP_BITMAP_CALCULATE("snapshots-flat", bitmapSourceChain, "current", "snapshots");
TEST_BACKUP_BITMAP_CALCULATE("snapshots-intermediate", bitmapSourceChain, "d", "snapshots");
TEST_BACKUP_BITMAP_CALCULATE("snapshots-deep", bitmapSourceChain, "a", "snapshots");
#define TEST_CHECKPOINT_DELETE(testname, delbmp, named) \ #define TEST_CHECKPOINT_DELETE(testname, delbmp, named) \
do { \ do { \
checkpointdeletedata.name = testname; \ checkpointdeletedata.name = testname; \

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@ -0,0 +1,41 @@
[
{
"type": "block-dirty-bitmap-add",
"data": {
"node": "target_node",
"name": "target-bitmap-name",
"persistent": false,
"disabled": true,
"granularity": 65536
}
},
{
"type": "block-dirty-bitmap-merge",
"data": {
"node": "target_node",
"target": "target-bitmap-name",
"bitmaps": [
{
"node": "libvirt-1-format",
"name": "a"
},
{
"node": "libvirt-2-format",
"name": "a"
},
{
"node": "libvirt-3-format",
"name": "a"
},
{
"node": "libvirt-4-format",
"name": "a"
},
{
"node": "libvirt-5-format",
"name": "a"
}
]
}
}
]

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@ -0,0 +1,25 @@
[
{
"type": "block-dirty-bitmap-add",
"data": {
"node": "target_node",
"name": "target-bitmap-name",
"persistent": false,
"disabled": true,
"granularity": 65536
}
},
{
"type": "block-dirty-bitmap-merge",
"data": {
"node": "target_node",
"target": "target-bitmap-name",
"bitmaps": [
{
"node": "libvirt-1-format",
"name": "current"
}
]
}
}
]

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@ -0,0 +1,29 @@
[
{
"type": "block-dirty-bitmap-add",
"data": {
"node": "target_node",
"name": "target-bitmap-name",
"persistent": false,
"disabled": true,
"granularity": 65536
}
},
{
"type": "block-dirty-bitmap-merge",
"data": {
"node": "target_node",
"target": "target-bitmap-name",
"bitmaps": [
{
"node": "libvirt-1-format",
"name": "d"
},
{
"node": "libvirt-2-format",
"name": "d"
}
]
}
}
]