ErrAttemptToDeleteNonExistentKeyFromDB is returned when Delete is asked to delete a key it can't find in the DB.

ErrKeyStoreLocked is returned if you call a method that requires unlocked keys before you unlocked the keystore.

ErrMatchingVRFKey is returned when Import attempts to import key with a PublicKey matching one already in the database.

EthKeyStore manages an in-memory key list backed by a database table It never exposes private keys to consumers.

The VRF keystore tracks auxiliary VRF secret keys, and generates their VRF proofs VRF proofs need access to the actual secret key, which geth does not expose.

EthKeyStoreInterface is the external interface for EthKeyStorego:generate mockery --name EthKeyStoreInterface --output mocks/ --case=underscore.