stba.sh

#! /bin/bash
# # STart BAckup
#
# A startup script for [StoreBackup](http://storebackup.org/) (the remarkable
# GNU backup program written by: Heinz-Josef Claes).
#
# Copyright 2016 Willem Oosting
#
# >This program 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 3 of the License, or
# >(at your option) any later version.
# >
# >This program 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, see <http://www.gnu.org/licenses/>.
#
# FORK ME AT GITHUB: https://github.com/woosting/stba


# CONFIGURATION

  SOURCEDIR="${HOME}/storeBackup/sources"          # Assuming the sources dir countains symbolic links that point to the real sources directories.
  LINKS2SOURCES="y"                                # Assuming the sources dir contains links to point to the (possibly various) sources.
  TARGETDIR="${HOME}/storeBackup/target/target"    # Assuming the target dir contains a symbolic link, "target", that points to the real target directory.
  DELAY="n"                                        # Assuming everything should be executed in one go.
# ^^^ NOTE: THE AFOREMENTIONED SETTINGS OVERRULE THEIR EQUIVALENTS IN A SUPPLIED CONFIGURATION! vvv
  CONFIGFILE="${HOME}/storeBackup/storeBackup.cfg" # Rest is taken from the config file, if supplied (otherwise storeBackup configs are used).


# FUNCTION DEFINITION
  function printHelp () {
    echo -e "STBA - STart BAckup (2016, GNU GENERAL PUBLIC LICENSE)\n"
    echo -e "USAGE: stba [[-s \"/path/sourcedir\"] [-l y|n ] [-t \"/path/target\"] [-c \"/path/configfile\"] [-d] ] | [-h]\n"
    echo -e "Arguments:"
    echo -e "   -s (source) Overrides the default source directory (${SOURCEDIR})."
    echo -e "   -l (links)  Overrides the default followLinks (${LINKS2SOURCES})."
    echo -e "   -t (target) Overrides the default target directory (${TARGETDIR})."
    echo -e "   -c (config) Overrides the default config file (${CONFIGFILE})."
    echo -e "   -d (delay)  Overrides both lateLinks and lateCompress set in (${CONFIGFILE})."
    echo -e "   -h (help)   Prints this helptext."
  }


# INITIALISATION

  PATH=${PATH}:/usr/local/bin

  while getopts s:l:t:c:dh option
  do
    case "${option}"
     in
       s) SOURCEDIR=${OPTARG};;
       l) LINK2SOURCES=${OPTARG};;
       t) TARGETDIR=${OPTARG};;
       c) CONFIGFILE=${OPTARG};;
       d) DELAY="y";;
       h)
          printHelp
          exit 0
       ;;
       \?)
          printHelp
          exit 1
       ;;
    esac
  done

  if [ "${LINKS2SOURCES}" == "y" ] || [ "${LINKS2SOURCES}" == "Y" ] || [ "${LINKS2SOURCES}" == "yes" ] || [ "${LINKS2SOURCES}" == "Yes" ] || [ "${LINKS2SOURCES}" == "YES" ] ; then
    L2SSUPPL="/*"
    L2SDEPTH="--followLinks 1"
  else
    L2SSUPPL=""
    L2SDEPTH="--followLinks 0"
  fi

  if [ "${DELAY}" = "y" ]; then
    DELAY="--lateLinks --lateCompress"
  else
    DELAY=""
  fi

# EXECUTION

dirp -v -e -r "${SOURCEDIR}${L2SSUPPL}" -w "${TARGETDIR}" && \
storeBackup --sourceDir ${SOURCEDIR} --backupDir ${TARGETDIR} ${L2SDEPTH} ${DELAY} -f ${CONFIGFILE}

rc=$?;
if [[ $rc != 0 ]]; then
    echo -e "\nERRORS"
    exit 1
else
    echo -e "\nCOMPLETED"
fi