From a05c374db8b40cc9d1d04c50fbaf84c4b84d4f3d Mon Sep 17 00:00:00 2001
From: Thomas Hipp <thomas.hipp@canonical.com>
Date: Wed, 14 Mar 2018 16:22:58 +0100
Subject: [PATCH] shared: Clean up tarball if tar fails

Signed-off-by: Thomas Hipp <thomas.hipp@canonical.com>
---
 shared/util.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/shared/util.go b/shared/util.go
index ad6dc2f9..4cc9389f 100644
--- a/shared/util.go
+++ b/shared/util.go
@@ -143,6 +143,8 @@ func CreateGPGKeyring(keyserver string, keys []string) (string, error) {
 func Pack(filename, compression, path string, args ...string) error {
 	err := RunCommand("tar", append([]string{"-cf", filename, "-C", path}, args...)...)
 	if err != nil {
+		// Clean up incomplete tarball
+		os.Remove(filename)
 		return err
 	}