rbd: wire up snapshot removal and rollback functionality
Signed-off-by: Greg Farnum <[email protected]>
Reviewed-by: Josh Durgin <[email protected]>
---
block/rbd.c | 32 ++++++++++++++++++++++++++++++++
1 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/block/rbd.c b/block/rbd.c
index 7a2384c..f52c1ca 100644
--- a/block/rbd.c
+++ b/block/rbd.c
@@ -787,6 +787,36 @@ static int qemu_rbd_snap_create(BlockDriverState *bs,
return 0;
}
+static int qemu_rbd_snap_remove(BlockDriverState *bs,
+ const char *snapshot_name)
+{
+ BDRVRBDState *s = bs->opaque;
+ int r;
+
+ r = rbd_snap_remove(s->image, snapshot_name);
+ if (r < 0) {
+ error_report("failed to remove snap: %s", strerror(-r));
+ return r;
+ }
+
+ return 0;
+}
+
+static int qemu_rbd_snap_rollback(BlockDriverState *bs,
+ const char *snapshot_name)
+{
+ BDRVRBDState *s = bs->opaque;
+ int r;
+
+ r = rbd_snap_rollback(s->image, snapshot_name);
+ if (r < 0) {
+ error_report("failed to rollback to snap: %s", strerror(-r));
+ return r;
+ }
+
+ return 0;
+}
+
static int qemu_rbd_snap_list(BlockDriverState *bs,
QEMUSnapshotInfo **psn_tab)
{
@@ -860,7 +890,9 @@ static BlockDriver bdrv_rbd = {
.bdrv_co_flush_to_disk = qemu_rbd_co_flush,
.bdrv_snapshot_create = qemu_rbd_snap_create,
+ .bdrv_snapshot_delete = qemu_rbd_snap_remove,
.bdrv_snapshot_list = qemu_rbd_snap_list,
+ .bdrv_snapshot_goto = qemu_rbd_snap_rollback,
};
static void bdrv_rbd_init(void)
--
1.7.2.5
