Simplify raw disks definition

virtweb_backend/src/utils/vm_file_disks_utils.rs

@@ -13,20 +13,13 @@ enum VMDisksError {
     Config(&'static str),
 }
 
-/// Type of disk allocation
-#[derive(Copy, Clone, Debug, serde::Serialize, serde::Deserialize, Eq, PartialEq)]
-pub enum VMDiskAllocType {
-    Fixed,
-    Sparse,
-}
-
 /// Disk allocation type
 #[derive(serde::Serialize, serde::Deserialize)]
 #[serde(tag = "format")]
 pub enum VMDiskFormat {
     Raw {
-        /// Type of disk allocation
-        alloc_type: VMDiskAllocType,
+        /// Is raw file a sparse file?
+        is_sparse: bool,
     },
     QCow2,
 }
@@ -61,12 +54,7 @@ impl VMFileDisk {
             },
 
             format: match info.format {
-                DiskFileFormat::Raw { is_sparse } => VMDiskFormat::Raw {
-                    alloc_type: match is_sparse {
-                        true => VMDiskAllocType::Sparse,
-                        false => VMDiskAllocType::Fixed,
-                    },
-                },
+                DiskFileFormat::Raw { is_sparse } => VMDiskFormat::Raw { is_sparse },
                 DiskFileFormat::QCow2 { .. } => VMDiskFormat::QCow2,
                 _ => anyhow::bail!("Unsupported image format: {:?}", info.format),
             },
@@ -131,9 +119,7 @@ impl VMFileDisk {
         DiskFileInfo::create(
             &file,
             match self.format {
-                VMDiskFormat::Raw { alloc_type } => DiskFileFormat::Raw {
-                    is_sparse: alloc_type == VMDiskAllocType::Sparse,
-                },
+                VMDiskFormat::Raw { is_sparse } => DiskFileFormat::Raw { is_sparse },
                 VMDiskFormat::QCow2 => DiskFileFormat::QCow2 {
                     virtual_size: self.size,
                 },