From d0d7d8552e7793af6ff0ad207774de7deaf94183 Mon Sep 17 00:00:00 2001
From: Brian Sidebotham <brian.sidebotham@gmail.com>
Date: Mon, 2 Sep 2019 21:11:24 +0100
Subject: [PATCH] Fixed testing fping output when the LibreNMS user doesn't
 have a valid shell (#10567)

---
 LibreNMS/Validator.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/LibreNMS/Validator.php b/LibreNMS/Validator.php
index 92588e1bea..eac1a41421 100644
--- a/LibreNMS/Validator.php
+++ b/LibreNMS/Validator.php
@@ -251,7 +251,7 @@ class Validator
     public function execAsUser($command, &$output = null, &$code = null)
     {
         if (self::getUsername() === 'root') {
-            $command = 'su ' . Config::get('user') . ' -c "' . $command . '"';
+            $command = 'su ' . Config::get('user') . ' -s /bin/sh -c "' . $command . '"';
         }
         exec($command, $output, $code);
     }