From d5477b47216b3e9241d2f29b834579751192786f Mon Sep 17 00:00:00 2001
From: William Wernert <william.wernert@securityonionsolutions.com>
Date: Tue, 23 Feb 2021 13:48:54 -0500
Subject: [PATCH] Add usage/help message to so-monitor-add

---
 salt/common/tools/sbin/so-monitor-add | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/salt/common/tools/sbin/so-monitor-add b/salt/common/tools/sbin/so-monitor-add
index 8b351558f..b58cc4ee7 100644
--- a/salt/common/tools/sbin/so-monitor-add
+++ b/salt/common/tools/sbin/so-monitor-add
@@ -2,4 +2,22 @@
 
 . /usr/sbin/so-common
 
+usage() {
+  read -r -d '' message <<- EOM
+		usage: so-monitor-add [-h] NIC
+
+    positional arguments:
+      NIC           The interface you want to add to the monitor bond
+
+    optional arguments:
+      -h, --help    Show this help message and exit
+	EOM
+  echo "$message"
+  exit 1
+}
+
+if [[ $# -eq 0 || $# -gt 1 ]] || [[ $1 == '-h' || $1 == '--help' ]]; then
+  usage
+fi
+
 add_interface_bond0 "$1"