Struct DrvCache 

pub struct DrvCache { /* private fields */ }

redb-backed derivation path cache.

Implementations

impl DrvCache

pub fn open(path: &Path) -> Result<Self, DrvCacheError>

Open or create the cache at the given path.

pub fn default_path() -> PathBuf

Default cache path: ~/.cache/sui/drv-cache.redb.

pub fn get( &self, lock_hash: &str, source_hash: &str, attr_path: &str, ) -> Option<DrvCacheEntry>

Look up a cached derivation.

pub fn put( &self, lock_hash: &str, source_hash: &str, attr_path: &str, entry: &DrvCacheEntry, ) -> Result<(), DrvCacheError>

Store a derivation mapping.

pub fn len(&self) -> usize

Number of cached entries.

pub fn is_empty(&self) -> bool

Whether the cache is empty.

pub fn hash_bytes(content: &[u8]) -> String

SHA-256 hex digest of file content — used for cache keys.