forked from notaryproject/notary
/
interface.go
44 lines (35 loc) · 1.89 KB
/
interface.go
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package storage
import "time"
// KeyStore provides a minimal interface for managing key persistence
type KeyStore interface {
// GetKey returns the algorithm and public key for the given GUN and role.
// If the GUN+role don't exist, returns an error.
GetKey(gun, role string) (algorithm string, public []byte, err error)
// SetKey sets the algorithm and public key for the given GUN and role if
// it doesn't already exist. Otherwise an error is returned.
SetKey(gun, role, algorithm string, public []byte) error
}
// MetaStore holds the methods that are used for a Metadata Store
type MetaStore interface {
// UpdateCurrent adds new metadata version for the given GUN if and only
// if it's a new role, or the version is greater than the current version
// for the role. Otherwise an error is returned.
UpdateCurrent(gun string, update MetaUpdate) error
// UpdateMany adds multiple new metadata for the given GUN. It can even
// add multiple versions for the same role, so long as those versions are
// all unique and greater than any current versions. Otherwise,
// none of the metadata is added, and an error is be returned.
UpdateMany(gun string, updates []MetaUpdate) error
// GetCurrent returns the modification date and data part of the metadata for
// the latest version of the given GUN and role. If there is no data for
// the given GUN and role, an error is returned.
GetCurrent(gun, tufRole string) (created *time.Time, data []byte, err error)
// GetChecksum returns the given TUF role file and creation date for the
// GUN with the provided checksum. If the given (gun, role, checksum) are
// not found, it returns storage.ErrNotFound
GetChecksum(gun, tufRole, checksum string) (created *time.Time, data []byte, err error)
// Delete removes all metadata for a given GUN. It does not return an
// error if no metadata exists for the given GUN.
Delete(gun string) error
KeyStore
}