1 files changed, 33 insertions, 0 deletions
diff --git a/internal/zfsutil/zfsutil.go b/internal/zfsutil/zfsutil.go
index 918289c..5e68e30 100644
--- a/internal/zfsutil/zfsutil.go
+++ b/internal/zfsutil/zfsutil.go
@@ -41,6 +41,39 @@ func DestroySnapshot(ctx context.Context, out io.Writer, dataset, tag string) er
 	return sh.Run(ctx, out, "", "zfs", "destroy", snapRef(dataset, tag))
 }
 
+// Create makes a new, empty dataset mounted at mountpoint - unlike Clone,
+// it has no origin snapshot to inherit from.
+func Create(ctx context.Context, out io.Writer, dataset, mountpoint string) error {
+	return sh.Run(ctx, out, "", "zfs", "create", "-o", "mountpoint="+mountpoint, dataset)
+}
+
+// Rename renames a dataset. It deliberately does not touch the dataset's
+// mountpoint property, which zfs(8) leaves unchanged on a rename - callers
+// that care where the renamed dataset mounts must call SetMountpoint too.
+func Rename(ctx context.Context, out io.Writer, oldName, newName string) error {
+	return sh.Run(ctx, out, "", "zfs", "rename", oldName, newName)
+}
+
+func SetMountpoint(ctx context.Context, out io.Writer, dataset, mountpoint string) error {
+	return sh.Run(ctx, out, "", "zfs", "set", "mountpoint="+mountpoint, dataset)
+}
+
+func Mount(ctx context.Context, out io.Writer, dataset string) error {
+	return sh.Run(ctx, out, "", "zfs", "mount", dataset)
+}
+
+func Unmount(ctx context.Context, out io.Writer, dataset string) error {
+	return sh.Run(ctx, out, "", "zfs", "unmount", dataset)
+}
+
+// Destroy removes an entire dataset and any snapshots on it, as opposed to
+// DestroySnapshot's single dataset@tag. Recursive because callers use this
+// to discard a whole discarded OS-layer clone - an operator's own manual
+// snapshot on it shouldn't be able to block that.
+func Destroy(ctx context.Context, out io.Writer, dataset string) error {
+	return sh.Run(ctx, out, "", "zfs", "destroy", "-r", dataset)
+}
+
 // Snapshots lists snapshot names (without the dataset@ prefix), newest last.
 func Snapshots(ctx context.Context, dataset string) ([]string, error) {
 	raw, err := sh.Output(ctx, "", "zfs", "list", "-H", "-t", "snapshot", "-o", "name", "-s", "creation", "-r", dataset)