diff --git a/cluster/shardinfo.go b/cluster/shardinfo.go
new file mode 100644
index 0000000000000000000000000000000000000000..73065c11bf16e462f7c59e9b1e80305467069081
--- /dev/null
+++ b/cluster/shardinfo.go
@@ -0,0 +1,5 @@
+package cluster
+
+type shardinfo struct {
+	ip string
+}