1 files changed, 24 insertions, 0 deletions
diff --git a/weed/pb/volume_server.proto b/weed/pb/volume_server.proto
index 7faf5d4f5..f9836c402 100644
--- a/weed/pb/volume_server.proto
+++ b/weed/pb/volume_server.proto
@@ -52,6 +52,11 @@ service VolumeServer {
     rpc CopyFile (CopyFileRequest) returns (stream CopyFileResponse) {
     }
 
+    rpc ReadNeedleBlob (ReadNeedleBlobRequest) returns (ReadNeedleBlobResponse) {
+    }
+    rpc WriteNeedleBlob (WriteNeedleBlobRequest) returns (WriteNeedleBlobResponse) {
+    }
+
     rpc VolumeTailSender (VolumeTailSenderRequest) returns (stream VolumeTailSenderResponse) {
     }
     rpc VolumeTailReceiver (VolumeTailReceiverRequest) returns (VolumeTailReceiverResponse) {
@@ -253,6 +258,25 @@ message CopyFileResponse {
     bytes file_content = 1;
 }
 
+message ReadNeedleBlobRequest {
+    uint32 volume_id = 1;
+    uint64 needle_id = 2;
+    int64 offset = 3; // actual offset
+    int32 size = 4;
+}
+message ReadNeedleBlobResponse {
+    bytes needle_blob = 1;
+}
+
+message WriteNeedleBlobRequest {
+    uint32 volume_id = 1;
+    uint64 needle_id = 2;
+    int32 size = 3;
+    bytes needle_blob = 4;
+}
+message WriteNeedleBlobResponse {
+}
+
 message VolumeTailSenderRequest {
     uint32 volume_id = 1;
     uint64 since_ns = 2;