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// Package backend provides the K/V store interface for crypt backends.
package backend
// Response represents a response from a backend store.
type Response struct {
Value []byte
Error error
}
// KVPair holds both a key and value when reading a list.
type KVPair struct {
Key string
Value []byte
}
type KVPairs []*KVPair
// A Store is a K/V store backend that retrieves and sets, and monitors
// data in a K/V store.
type Store interface {
// Get retrieves a value from a K/V store for the provided key.
Get(key string) ([]byte, error)
// List retrieves all keys and values under a provided key.
List(key string) (KVPairs, error)
// Set sets the provided key to value.
Set(key string, value []byte) error
// Watch monitors a K/V store for changes to key.
Watch(key string, stop chan bool) <-chan *Response
}
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