Core changes:
* avoid package-colliding variable naming
* avoid using pointers to IDs where unnecessary
* avoid using `idSDK` import alias pattern
* use `EncodeToString` for protocol string calculation and `String` for
printing
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
Upgrade NeoFS API Go library to version with status returns. Make all API
clients to pull out and return errors from failed statuses. Make signature
service to respond with status if client version supports it.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
Replace UnaryHandler from structure to method arguments in order to reuse
single instance for different service methods.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
Defines ServiceExecutor interface of the executor that handles service
request bodies and returns service response bodies. Adds Service
implementation that writes the result of ServiceExecutor to response body
and attaches the internal ResponseMetaHeader.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
Adds accounting Service implementation that verifiers request signatures and
signs responses from internal Service.
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
