refactor: Merge drive and reader config to enable implementations of tape management without synchronization

pkg/operations/archive.go

@@ -262,15 +262,8 @@ func (o *Operations) Archive(
 	}
 	defer o.backend.CloseReader()
 
-	drive, err := o.backend.GetDrive()
-	if err != nil {
-		return []*tar.Header{}, err
-	}
-	defer o.backend.CloseDrive()
-
 	return hdrs, recovery.Index(
 		reader,
-		drive,
 		o.metadata,
 		o.pipes,
 		o.crypto,

pkg/operations/delete.go

@@ -109,15 +109,8 @@ func (o *Operations) Delete(name string) error {
 	}
 	defer o.backend.CloseReader()
 
-	drive, err := o.backend.GetDrive()
-	if err != nil {
-		return err
-	}
-	defer o.backend.CloseDrive()
-
 	return recovery.Index(
 		reader,
-		drive,
 		o.metadata,
 		o.pipes,
 		o.crypto,

pkg/operations/move.go

@@ -128,15 +128,8 @@ func (o *Operations) Move(from string, to string) error {
 	}
 	defer o.backend.CloseReader()
 
-	drive, err := o.backend.GetDrive()
-	if err != nil {
-		return err
-	}
-	defer o.backend.CloseDrive()
-
 	return recovery.Index(
 		reader,
-		drive,
 		o.metadata,
 		o.pipes,
 		o.crypto,

pkg/operations/restore.go

@@ -60,12 +60,6 @@ func (o *Operations) Restore(
 	}
 	defer o.backend.CloseReader()
 
-	drive, err := o.backend.GetDrive()
-	if err != nil {
-		return err
-	}
-	defer o.backend.CloseDrive()
-
 	for _, dbhdr := range headersToRestore {
 		if o.onHeader != nil {
 			o.onHeader(&config.HeaderEvent{
@@ -90,7 +84,6 @@ func (o *Operations) Restore(
 
 		if err := recovery.Fetch(
 			reader,
-			drive,
 			o.pipes,
 			o.crypto,
 

pkg/operations/update.go

@@ -289,15 +289,8 @@ func (o *Operations) Update(
 	}
 	defer o.backend.CloseReader()
 
-	drive, err := o.backend.GetDrive()
-	if err != nil {
-		return []*tar.Header{}, err
-	}
-	defer o.backend.CloseDrive()
-
 	return hdrs, recovery.Index(
 		reader,
-		drive,
 		o.metadata,
 		o.pipes,
 		o.crypto,