From cbac2896d7da4464baded30b298c9d94d995d1d6 Mon Sep 17 00:00:00 2001
From: pamiel <14542297+pamiel@users.noreply.github.com>
Date: Thu, 4 Apr 2019 10:12:40 +0200
Subject: [PATCH] Using Go's tmpDir instead of shell's mkdir

---
 pkg/helm/helm.go | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/pkg/helm/helm.go b/pkg/helm/helm.go
index f30c433..29364b0 100644
--- a/pkg/helm/helm.go
+++ b/pkg/helm/helm.go
@@ -17,6 +17,7 @@ import (
 	"strings"
 	"strconv"
 	"bufio"
+	"io/ioutil"
 	"fmt"
 	"os"
 	"os/exec"
@@ -304,12 +305,19 @@ func Status(chart string) HelmStatus {
 
 // Fetch ...
 func Fetch(chart string, version string) string {
+	tempDir, err := ioutil.TempDir("", "spray-")
+	if err != nil {
+		printError(err)
+	}
+	defer os.RemoveAll(tempDir)
+
 	var command string
 	if version != "" {
-		command = "mkdir /tmp/$$ && helm fetch " + chart + " --destination /tmp/$$ --version " + version + " && ls /tmp/$$ && mv /tmp/$$/* . && rmdir /tmp/$$"
+		command = "helm fetch " + chart + " --destination " + tempDir + " --version " + version
 	} else {
-		command = "mkdir /tmp/$$ && helm fetch " + chart + " --destination /tmp/$$  && ls /tmp/$$ && mv /tmp/$$/* . && rmdir /tmp/$$"
+		command = "helm fetch " + chart + " --destination " + tempDir
 	}
+	command = command + " && ls " + tempDir + " && cp " + tempDir + "/* ."
 
 	cmd := exec.Command("sh", "-c", command)
 	cmdOutput := &bytes.Buffer{}