Support lease filters

Signed-off-by: Derek McGowan <derek@mcgstyle.net>

metadata/content_test.go

@@ -109,14 +109,16 @@ func TestContentLeased(t *testing.T) {
 
 func createLease(ctx context.Context, db *DB, name string) (context.Context, func() error, error) {
 	if err := db.Update(func(tx *bolt.Tx) error {
-		_, err := NewLeaseManager(tx).Create(ctx, name, nil)
+		_, err := NewLeaseManager(tx).Create(ctx, leases.WithID(name))
 		return err
 	}); err != nil {
 		return nil, nil, err
 	}
 	return leases.WithLease(ctx, name), func() error {
 		return db.Update(func(tx *bolt.Tx) error {
-			return NewLeaseManager(tx).Delete(ctx, name)
+			return NewLeaseManager(tx).Delete(ctx, leases.Lease{
+				ID: name,
+			})
 		})
 	}, nil
 }
@@ -126,7 +128,7 @@ func checkContentLeased(ctx context.Context, db *DB, dgst digest.Digest) error {
 	if !ok {
 		return errors.New("no namespace in context")
 	}
-	lease, ok := leases.Lease(ctx)
+	lease, ok := leases.FromContext(ctx)
 	if !ok {
 		return errors.New("no lease in context")
 	}