Improve raw sparse conversion

2025-05-29 15:44:21 +02:00
parent 21fd5de139
commit d765f9c2c3
1 changed files with 4 additions and 4 deletions
--- a/virtweb_backend/src/utils/file_disks_utils.rs
+++ b/virtweb_backend/src/utils/file_disks_utils.rs
@ -223,10 +223,10 @@ impl DiskFileInfo {

            // Render raw file sparse
            (DiskFileFormat::Raw { is_sparse: false }, DiskFileFormat::Raw { is_sparse: true }) => {
-                let mut cmd = Command::new(constants::COPY_PROGRAM);
-                cmd.arg("--sparse=always")
-                    .arg(&self.file_path)
-                    .arg(&temp_file);
+                let mut cmd = Command::new(constants::DD_PROGRAM);
+                cmd.arg("conv=sparse")
+                    .arg(format!("if={}", self.file_path.display()))
+                    .arg(format!("of={}", temp_file.display()));
                cmd
            }