From 214251ff9aa0864dd08ed5ec551d990cd93a14eb Mon Sep 17 00:00:00 2001
From: John Eikenberry <jae@zhar.net>
Date: Fri, 22 Jan 2021 12:30:48 -0800
Subject: [PATCH] porting vault fix from consul-template

Fixes issue with vault's API returning pointer types for data field.
Requires a nil check.

Consul-template PR with more info.
https://github.com/hashicorp/consul-template/pull/1447
---
 internal/dependency/vault_common.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/internal/dependency/vault_common.go b/internal/dependency/vault_common.go
index d43a358..d14a24f 100644
--- a/internal/dependency/vault_common.go
+++ b/internal/dependency/vault_common.go
@@ -1,6 +1,7 @@
 package dependency
 
 import (
+	"fmt"
 	"math/rand"
 	"path"
 	"strings"
@@ -258,6 +259,9 @@ func isKVv2(client *api.Client, path string) (string, bool, error) {
 	if err != nil {
 		return "", false, err
 	}
+	if secret == nil {
+		return "", false, fmt.Errorf("secret at path %s does not exist", path)
+	}
 	var mountPath string
 	if mountPathRaw, ok := secret.Data["path"]; ok {
 		mountPath = mountPathRaw.(string)