Automatic backup with duplicity for Zentyal (>= 4)

backup

#!/usr/bin/env bash

#################################################
# remember to add execution rights to this script
#################################################

# Usage:
# $ backup full
# $ backup incr|incremental
# $ backup check
# $ backup remove-old

BACKUP_DIR=/home/backups/estudio-data
VOLUME_SIZE=600
KEEP_LAST=2

if [ "$1" = "full" ] || [ "$1" = "incr" ] || [ "$1" = "incremental" ]; then
  # Full|Incremental copy:
  duplicity $1 --volsize $VOLUME_SIZE \
  --exclude=/home/samba/shares/*/RecycleBin \
  --exclude=/srv/ftp/*/RecycleBin \
  --exclude=/srv/ftp/varios/downloads \
  --include=/var/tmp \
  --include=/home/santi/devel \
  --include=/home/samba/shares \
  --include=/srv/ftp \
  --include=/var \
  --exclude='**' \
  / file://$BACKUP_DIR --no-encryption
elif [ "$1" = "check" ]; then
  # Checking the collection status:
  duplicity collection-status file://$BACKUP_DIR --no-encryption
elif [ "$1" = "remove-old" ]; then
  # Remove old backups, keeping last $KEEP_LAST:
  duplicity remove-all-but-n-full $KEEP_LAST --force \
  file://$BACKUP_DIR --no-encryption
else
  echo "Did Nothing!"
fi

daily-backup

# copy this file to /etc/cron.d/

# "test $(date +\%w) -eq 5" means Friday
# so this makes full backup every Friday 22:00hs
# and incremental backup every other day 22:00hs

0 22 * * * root test $(date +\%w) -eq 5 && nice -n 10 /home/santi/devel/backup full && nice -n 10 /home/santi/devel/backup remove-old
0 22 * * * root test $(date +\%w) -ne 5 && nice -n 10 /home/santi/devel/backup incremental