From 4629b58a7e35a04246bf944de0048419a80b9de5 Mon Sep 17 00:00:00 2001
From: Clemens Schwaighofer <clemens.schwaighofer@egplusww.com>
Date: Mon, 11 Nov 2024 17:06:24 +0900
Subject: [PATCH] Skip empty group on login check

---
 bin/check_last_login.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/bin/check_last_login.sh b/bin/check_last_login.sh
index ae1987b..7cfbec8 100755
--- a/bin/check_last_login.sh
+++ b/bin/check_last_login.sh
@@ -111,6 +111,10 @@ for ssh_group in "${ssh_groups[@]}"; do
 		fi;
 	fi;
 	while read -r username; do
+		# skip empty, if group exists but has no users
+		if [ "${username}" = "" ]; then
+			continue;
+		fi;
 		# check that user exists in passwd
 		if ! id "${username}" &>/dev/null; then
 			out_string="[!] User $username does not exists in /etc/passwd file";