model

type Inventory interface {
	GetModule(ctx Context, pri principal.ID, key string, buf proto.Message) (found bool, err error)
	PutModule(ctx Context, pri principal.ID, key string, buf proto.Message) error
	UpdateModule(ctx Context, pri principal.ID, key string, buf proto.Message) error
	RemoveModule(ctx Context, pri principal.ID, key string) error

	GetInstance(ctx Context, pri principal.ID, key string, buf proto.Message) (found bool, err error)
	PutInstance(ctx Context, pri principal.ID, key string, buf proto.Message) error
	UpdateInstance(ctx Context, pri principal.ID, key string, buf proto.Message) error
	RemoveInstance(ctx Context, pri principal.ID, key string) error
}

type NonceChecker interface {
	CheckNonce(ctx Context, scope []byte, nonce string, expires time.Time) error
}

type SourceCache interface {
	GetSourceSHA256(ctx Context, uri string) (hash string, err error)
	PutSourceSHA256(ctx Context, uri, hash string) error
}