Function populate_cache 

pub fn populate_cache(
    source: &Utf8Path,
    cache_dir: &Utf8Path,
    version: &str,
) -> BootstrapResult<()>

Populates the cache with binaries from the given source directory.

After a successful download, call this function to copy binaries to the cache and write the completion marker.

Arguments

• source - Directory containing freshly downloaded/extracted binaries
• cache_dir - Root directory of the binary cache
• version - Version string for the cache entry

Errors

Returns an error if:

• The cache directory cannot be created
• Copying binaries fails
• Writing the completion marker fails

Examples

use camino::Utf8Path;
use pg_embedded_setup_unpriv::cache::populate_cache;

let source = Utf8Path::new("/tmp/sandbox/install/17.4.0");
let cache_dir = Utf8Path::new("/home/user/.cache/pg-embedded/binaries");
populate_cache(source, cache_dir, "17.4.0")?;