object: Separate API for node-to-node replication

TBD

Signed-off-by: Leonard Lyubich <[email protected]>

object/service.proto

@@ -8,6 +8,7 @@ option csharp_namespace = "Neo.FileStorage.API.Object";
 import "object/types.proto";
 import "refs/types.proto";
 import "session/types.proto";
+import "status/types.proto";
 
 // `ObjectService` provides API for manipulating objects. Object operations do
 // not affect the sidechain and are only served by nodes in p2p style.
@@ -218,6 +219,9 @@ service ObjectService {
   // - **TOKEN_EXPIRED** (4097, SECTION_SESSION): \
   //   provided session token has expired.
   rpc GetRangeHash(GetRangeHashRequest) returns (GetRangeHashResponse);
+
+  // TODO: docs
+  rpc Replicate(ReplicationRequest) returns (ReplicationResponse);
 }
 
 // GET object request
@@ -688,3 +692,15 @@ message GetRangeHashResponse {
   // transmission.
   neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
 }
+
+// TODO: docs
+message ReplicationRequest {
+  // TODO: reserve 1st byte for forward compatibility
+  bytes object = 1;
+
+  neo.fs.v2.refs.Signature object_signature = 2;
+}
+
+message ReplicationResponse {
+  neo.fs.v2.status.Status status = 1;
+}