add grpc VolumeEcBlobDelete

weed/pb/volume_server.proto

@@ -62,6 +62,8 @@ service VolumeServer {
     }
     rpc VolumeEcShardRead (VolumeEcShardReadRequest) returns (stream VolumeEcShardReadResponse) {
     }
+    rpc VolumeEcBlobDelete (VolumeEcBlobDeleteRequest) returns (VolumeEcBlobDeleteResponse) {
+    }
 
 }
 
@@ -79,6 +81,7 @@ message DeleteResult {
     int32 status = 2;
     string error = 3;
     uint32 size = 4;
+    uint32 version = 5;
 }
 
 message Empty {
@@ -266,6 +269,15 @@ message VolumeEcShardReadResponse {
     bytes data = 1;
 }
 
+message VolumeEcBlobDeleteRequest {
+    uint32 volume_id = 1;
+    string collection = 2;
+    uint64 file_key = 3;
+    uint32 version = 4;
+}
+message VolumeEcBlobDeleteResponse {
+}
+
 message ReadVolumeFileStatusRequest {
     uint32 volume_id = 1;
 }