#!/bin/bash
#########################################################################
#                       Script for check updates                        #
#                           Created by PM-DoIT                          #
#                                 ver 0.1                               #
#########################################################################

#------------------------------- VARIABLE ------------------------------#
YOURMAIL="info@doit.sk"
SRV=$(hostname -s)
DAT=$(date)
LOGFILE=/tmp/update_$SRV
if [ -d /var/www/ ]; then REPFILE=/var/www/update_$SRV; else REPFILE=/var/tmp/update_$SRV; fi

#------------------------------- CLEANING ------------------------------#
test -f $LOGFILE && rm -rf $LOGFILE
test -f $REPFILE && rm -rf $REPFILE

#-------------------------------- REPORT -------------------------------#
clear
echo "- Updating metacache"
apt-get -qq update > /dev/null 2>&1
echo "- Checking for new updates"
apt list --upgradable | sed 's/\// /g' | awk '{print $1,$3}' > $LOGFILE
sed -i '/Listing/d' $LOGFILE
if [ -s "$LOGFILE" ]; then
echo "- Generating report"
echo "DOSTUPNE AKTUALIZACIE [$SRV] zo dna [$DAT]" > $REPFILE
echo "---------------------------------------------------------------------" >> $REPFILE
test -f $LOGFILE && cat $LOGFILE >> $REPFILE
echo "---------------------------------------------------------------------" >> $REPFILE
sed -i '/Listing/d' $REPFILE
mutt -s "UPDATE $SRV - Notifikacia" "$YOURMAIL" <$REPFILE
fi