From 3bcb501c8fefeec1bc8aac26686460cae86f2ccb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jano=C5=A1=20Gulja=C5=A1?= <janos@users.noreply.github.com>
Date: Thu, 9 Aug 2018 16:15:07 +0200
Subject: [PATCH] swarm/api: close tar writer in GetDirectoryTar to flush and
 clean (#17339)

---
 swarm/api/api.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/swarm/api/api.go b/swarm/api/api.go
index ad4bd7dcb..b418c45e1 100644
--- a/swarm/api/api.go
+++ b/swarm/api/api.go
@@ -525,6 +525,10 @@ func (a *API) GetDirectoryTar(ctx context.Context, uri *URI) (io.ReadCloser, err
 
 			return nil
 		})
+		// close tar writer before closing pipew
+		// to flush remaining data to pipew
+		// regardless of error value
+		tw.Close()
 		if err != nil {
 			apiGetTarFail.Inc(1)
 			pipew.CloseWithError(err)