#!/bin/bash

BACKUPROOT="/home/tassiviktor/tmp/test/" #Zaro elem kotelezo :)
KEYFILE="/home/.ssh/test.key"
REMOTEUSER="tassiviktor"
REMOTEHOST="127.0.0.1"
REMOTEPORT="22"
REMOTEDIR="/home/tassiviktor/tmp/1/"
REMOTETESTFILE="/home/tassiviktor/tmp/1/.okflag"

SENDERADDR="root@szerverem" # aki kuldi az ertesitot
TOADDR="[email protected]" # aki kapja
MAILSUBJECT="Mentes sikertelen!"

#### ITT NINCS MIT NEZNI ;) ###############################

for i in {0..6}; do
  mkdir -p ${BACKUPROOT}backup.$i
done

rm ${BACKUPROOT}$(basename ${REMOTETESTFILE})

## Fontos, hogy ne rotaljon ures mappakat, ha nem erheto el a tavoli szerver,
## vagy valami egyeb gond van. Helyezzunk el egy flag-et, es vizsgaljuk!

rsync -avz --link-dest=${BACKUPROOT} -e  "ssh -i ${KEYFILE} -p${REMOTEPORT}" ${REMOTEUSER}@${REMOTEHOST}:${REMOTETESTFILE} ${BACKUPROOT}

if [ ! -f ${BACKUPROOT}$(basename ${REMOTETESTFILE}) ];then
  echo "Nem sikerült a tavoli szervert tesztelni. Kilepek"

  if [ "${TOADDR}" != "" ]; then
  (echo "From: ${SENDERADDR}";
   echo "To: ${TOADDR}";
   echo "Subject: ${MAILSUBJECT}";
   echo "";
   echo "HIBA! Sikertelen mentes!";) | /usr/sbin/sendmail
  fi

  exit
fi

rm -rf ${BACKUPROOT}backup.6

for i in {5..0}; do
  mv ${BACKUPROOT}backup.$i  ${BACKUPROOT}backup.$((i+1))
done

mkdir -p ${BACKUPROOT}backup.0

rsync -avz --link-dest=${BACKUPROOT}backup.1 -e  "ssh -i ${KEYFILE} -p${REMOTEPORT}" ${REMOTEUSER}@${REMOTEHOST}:${REMOTEDIR} ${BACKUPROOT}backup.0/