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#!/bin/bash
#
# dupbackup: duplicity wrapper
# feedback: rhatto at riseup.net
#
#  dupbackup is free software; you can redistribute it and/or modify it under the
#  terms of the GNU General Public License as published by the Free Software
#  Foundation; either version 2 of the License, or any later version.
#
#  common.sh is distributed in the hope that it will be useful, but WITHOUT ANY
#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
#  A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License along with
#  this program; if not, write to the Free Software Foundation, Inc., 59 Temple
#  Place - Suite 330, Boston, MA 02111-1307, USA

# Usage: dupbackup <host> [option]

USER="`whoami`"
LOCAL_FOLDER="/mnt/crypt/home/$USER/"
REMOVE_OLDER_THAN="3M"
KEY=""
HOST="$1"
OPTION="$2"

# Load configuration
if [ -e "$HOME/.config/scripts/dupbackup" ]; then
  source $HOME/.config/scripts/dupbackup
fi

if [ ! -z "$HOST" ]; then
  DEST="/var/backups/remote/$USER/duplicity"
  DEST="scp://$USER@$HOST/$DEST"
else
  DEST="file:///var/backups/users/$USER/duplicity"
fi

if [ -z "$OPTION" ]; then
  OPTION="incr"
fi

mkdir -p $LOCAL_FOLDER/tmp/duplicity

duplicity $OPTION -v6 --full-if-older-than $REMOVE_OLDER_THAN    \
                      --allow-source-mismatch --encrypt-key $KEY \
                      --sign-key $KEY $LOCAL_FOLDER $DEST        \
                      --tempdir $LOCAL_FOLDER/tmp/duplicity      \
                      --exclude $LOCAL_FOLDER/tmp/duplicity

duplicity remove-older-than $REMOVE_OLDER_THAN $DEST --force