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Can convert QCow2 to raw file

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This commit is contained in:
Pierre HUBERT 2025-05-29 14:47:29 +02:00
parent 3ffc64f129
commit b9353326f5
1 changed files with 11 additions and 2 deletions
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13
virtweb_backend/src/utils/file_disks_utils.rs
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@ -35,7 +35,7 @@ pub enum DiskFileFormat {
impl DiskFileFormat {
pub fn ext(&self) -> &'static [&'static str] {
match self {
DiskFileFormat::Raw { .. } => &["", "raw"],
DiskFileFormat::Raw { .. } => &["raw", ""],
DiskFileFormat::QCow2 { .. } => &["qcow2"],
DiskFileFormat::CompressedRaw => &["raw.gz"],
DiskFileFormat::CompressedQCow2 => &["qcow2.gz"],
@ -153,7 +153,9 @@ impl DiskFileInfo {
pub fn convert(&self, dest_file: &Path, dest_format: DiskFileFormat) -> anyhow::Result<()> {
// Create a temporary directory to perform the operation
let temp_dir = tempfile::tempdir_in(&AppConfig::get().temp_dir)?;
let temp_file = temp_dir.path().join("temp_file");
let temp_file = temp_dir
.path()
.join(format!("temp_file.{}", dest_format.ext()[0]));
// Prepare the conversion
let mut cmd = match (self.format, dest_format) {
@ -178,6 +180,13 @@ impl DiskFileInfo {
cmd
}
// Convert QCow2 to Raw file
(DiskFileFormat::QCow2 { .. }, DiskFileFormat::Raw { .. }) => {
let mut cmd = Command::new(constants::QEMU_IMAGE_PROGRAM);
cmd.arg("convert").arg(&self.file_path).arg(&temp_file);
cmd
}
// Dumb copy of file
(a, b) if a == b => {
let mut cmd = Command::new(constants::COPY_PROGRAM);