#!/bin/bash

prev_count=0

count=$(grep -i "`date --date='today' '+%b %e'`" /var/log/maillog | egrep -wi 'Read-only file system' | wc -l)

if [ -f /root/read_only_alerted_today ] ; then

echo "Already alerted for this"

elif [ "$prev_count" -lt "$count" ] ; then

/usr/local/bin/curl -S -F "token=REMOVED" \
-F "user=REMOVED" \
-F "title=Read-Only FS Alert" \
-F "message=Read-only FS on LONGHORN" https://api.pushover.net/1/messages.json

/usr/bin/touch /root/read_only_alerted_today

fi