From 6a298590becd390022ba4f22e80f55dc3687e2c0 Mon Sep 17 00:00:00 2001
From: Alan Bernstein <alan.aaron.bernstein@gmail.com>
Date: Fri, 9 Oct 2020 09:27:48 -0500
Subject: [PATCH] Set omitempty for disk capacity json

---
 api.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api.go b/api.go
index f0981bc2e..180988a7e 100644
--- a/api.go
+++ b/api.go
@@ -801,7 +801,7 @@ type NodeUsage struct {
 
 // DiskUsage represents the storage space used on disk by one node.
 type DiskUsage struct {
-	Capacity uint64           `json:"capacity"`
+	Capacity uint64           `json:"capacity,omitempty"`
 	TotalUse int64            `json:"totalInUse"`
 	Indexes  map[string]int64 `json:"indexes"`
 }