Optional
cacheOptional
cConsumer options.
Optional
interestInterestLifetime for certificate retrieval.
Optional
negativeCache lifetime for unsuccessful retrieval, in milliseconds.
Optional
ownerCache instance owner as WeakMap key.
CertFetchers with the same .owner
share the same cache instance.
Cache options are determined when it's first created.
Optional
positiveCache lifetime for successful retrieval, in milliseconds.
Cache cleanup interval, in milliseconds.