From 6f0fffee078bd0e376346f742bff795362e36302 Mon Sep 17 00:00:00 2001
From: Mike Salvatore <mike.salvatore@guardicore.com>
Date: Tue, 8 Dec 2020 10:01:36 -0500
Subject: [PATCH] Fix hung timeout when checking for sudo in deploy_linux.sh

---
 deployment_scripts/deploy_linux.sh | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/deployment_scripts/deploy_linux.sh b/deployment_scripts/deploy_linux.sh
index 1f21fb758..cea8d70a8 100755
--- a/deployment_scripts/deploy_linux.sh
+++ b/deployment_scripts/deploy_linux.sh
@@ -10,7 +10,7 @@ is_root() {
 
 has_sudo() {
   # 0 true, 1 false
-  timeout 1 sudo id && return 0 || return 1
+  return $(sudo -nv > /dev/null 2>&1)
 }
 
 handle_error() {
@@ -67,8 +67,7 @@ ISLAND_BINARIES_PATH="$ISLAND_PATH/cc/binaries"
 INFECTION_MONKEY_DIR="$monkey_home/monkey/infection_monkey"
 MONKEY_BIN_DIR="$INFECTION_MONKEY_DIR/bin"
 
-HAS_SUDO=$(has_sudo)
-if [[ ! $HAS_SUDO ]]; then
+if ! has_sudo; then
   log_message "You need root permissions for some of this script operations. Quiting."
   exit 1
 fi