Function deterministic_tar_zst

xtask/src/main.rs:9301–9315

(source_root: &Path, archive_root: &Path, output: &Path)

}

fn deterministic_tar_zst(source_root: &Path, archive_root: &Path, output: &Path) -> Result<()> {
    if let Some(parent) = output.parent() {
        fs::create_dir_all(parent).with_context(|| format!("create {}", parent.display()))?;
    }
    let file = fs::File::create(output).with_context(|| format!("create {}", output.display()))?;
    let encoder =
        ZstdEncoder::new(file, 19).with_context(|| format!("create zstd {}", output.display()))?;
    let mut builder = tar::Builder::new(encoder);
    append_tree(&mut builder, source_root, source_root, archive_root)?;
    let encoder = builder.into_inner().context("finish tar stream")?;
    encoder
        .finish()
        .with_context(|| format!("finish {}", output.display()))?;
    Ok(())
}

fn archive_file_list(path: &Path) -> Result<Vec<String>> {
    let bytes = fs::read(path).with_context(|| format!("read {}", path.display()))?;