156 grpc rename object handler

Makefile

@@ -4,7 +4,7 @@ test:
 	go test ./...;
 
 lint:
-	golangci-lint run;
+	golangci-lint run --timeout 2m0s;
 
 integration-tests:
 	go test ./... -args integration;

code/go/0chain.net/blobbercore/blobbergrpc/proto/blobber.proto

@@ -42,6 +42,12 @@ service Blobber {
       get: "/v2/file/objecttree/{allocation}"
     };
   }
+  rpc RenameObject(RenameObjectRequest) returns (RenameObjectResponse) {
+    option (google.api.http) = {
+      post: "/v2/file/rename/{allocation}"
+      body: "*"
+    };
+  }
 
   rpc Commit(CommitRequest) returns (CommitResponse) {
     option (google.api.http) = {
@@ -286,6 +292,24 @@ message CopyObjectResponse {
   int64 upload_offset = 6;
 }
 
+message RenameObjectRequest {
+  string allocation = 1;
+  string path = 2;
+  string path_hash = 3;
+  string connection_id = 4;
+  string new_name = 5;
+}
+message RenameObjectResponse {
+  string filename = 1;
+  int64  size = 2;
+  string content_hash = 3;
+  string merkle_root = 4;
+  //UploadLength indicates the size of the entire upload in bytes. The value MUST be a non-negative integer.
+  int64 upload_length = 5;
+  //Upload-Offset indicates a byte offset within a resource. The value MUST be a non-negative integer.
+  int64 upload_offset = 6;
+}
+
 message Allocation {
   string ID = 1;
   string Tx = 2;

code/go/0chain.net/blobbercore/convert/responseHandler.go

@@ -354,3 +354,19 @@ func CopyObjectResponseHandler(copyObjectResponse *blobbergrpc.CopyObjectRespons
 		UploadOffset: copyObjectResponse.UploadOffset,
 	}
 }
+
+func RenameObjectResponseCreator(r interface{}) *blobbergrpc.RenameObjectResponse {
+	if r == nil {
+		return nil
+	}
+
+	httpResp, _ := r.(*blobberHTTP.UploadResult)
+	return &blobbergrpc.RenameObjectResponse{
+		Filename:     httpResp.Filename,
+		Size:         httpResp.Size,
+		ContentHash:  httpResp.Hash,
+		MerkleRoot:   httpResp.MerkleRoot,
+		UploadLength: httpResp.UploadLength,
+		UploadOffset: httpResp.UploadOffset,
+	}
+}

code/go/0chain.net/blobbercore/handler/object_operation_grpc_handler.go

@@ -49,3 +49,24 @@ func (b *blobberGRPCService) CopyObject(ctx context.Context, req *blobbergrpc.Co
 
 	return convert.CopyObjectResponseCreator(resp), nil
 }
+
+func (b *blobberGRPCService) RenameObject(ctx context.Context, req *blobbergrpc.RenameObjectRequest) (*blobbergrpc.RenameObjectResponse, error) {
+	r, err := http.NewRequest("POST", "", nil)
+	if err != nil {
+		return nil, err
+	}
+	httpRequestWithMetaData(r, GetGRPCMetaDataFromCtx(ctx), req.Allocation)
+	r.Form = map[string][]string{
+		"path":          {req.Path},
+		"path_hash":     {req.PathHash},
+		"connection_id": {req.ConnectionId},
+		"new_name":      {req.NewName},
+	}
+
+	resp, err := RenameHandler(ctx, r)
+	if err != nil {
+		return nil, err
+	}
+
+	return convert.RenameObjectResponseCreator(resp), nil
+}