NEW: script to look for updates and create a transaction file

sh/yum-notifycation.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+# Get yum transaction
+yum --assumeno update | tee /root/yum-check.txt
+cp $(tail -1 /root/yum-check.txt | awk '{print $NF}') /root/yum-transaction.yumtx
+
+# Use yum output to construct a notification
+echo "Updates available on $(date):" > /root/yum-notice.txt
+grep -E '(base|updates).*[kM]' /root/yum-check.txt | awk '{print $1"-"$3}' >> /root/yum-notice.txt
+echo -e "\n\nTo install these updates, run the following command:" >> /root/yum-notice.txt
+echo "yum -y load-transaction /root/yum-transaction.yumtx" >> /root/yum-notice.txt
+
+# /root/yum-notice.txt can now be sent to user
+
+