Add support of sparse files for QCow2 to sparse conversion

2025-05-29 14:51:57 +02:00
parent b9353326f5
commit 80d81c34bb
1 changed files with 6 additions and 1 deletions
--- a/virtweb_backend/src/utils/file_disks_utils.rs
+++ b/virtweb_backend/src/utils/file_disks_utils.rs
@@ -181,9 +181,14 @@ impl DiskFileInfo {
            }

            // Convert QCow2 to Raw file
-            (DiskFileFormat::QCow2 { .. }, DiskFileFormat::Raw { .. }) => {
+            (DiskFileFormat::QCow2 { .. }, DiskFileFormat::Raw { is_sparse }) => {
                let mut cmd = Command::new(constants::QEMU_IMAGE_PROGRAM);
                cmd.arg("convert").arg(&self.file_path).arg(&temp_file);
+
+                if !is_sparse {
+                    cmd.args(["-S", "0"]);
+                }
+
                cmd
            }