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#! /bin/sh
# This file is part of BEAM
# Copyright (C) 2012 Sergey Poznyakoff
#
# BEAM 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, or (at your option)
# any later version.
#
# BEAM 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 BEAM.  If not, see <http://www.gnu.org/licenses/>.

set -e
. @LIBDIR@/beam/common.sh
set +e

if [ "$1" = "--wtf" ]; then
  wtf $(basename $0) mount or unmount a backup s3 bucket
  exit 0
fi

test -z "$BEAM_CONFIG" && BEAM_CONFIG=@SYSCONFDIR@/beam.conf

if [ ! -r $BEAM_CONFIG ]; then
  echo >&2 "$0: configuration file $BEAM_CONFIG is not found or is unreadable"
  exit 1
fi

. $BEAM_CONFIG
. @LIBDIR@/beam/s3.sh

if [ -z "$backup_bucket_name" ]; then
  echo >&2 "$0: backup_bucket_name is not defined (examine $BEAM_CONFIG)"
  exit 1
fi

help() {
  cat <<EOT
usage: beam s3 [OPTIONS]
   or: beam s3 {mount|umount|status}
$0 mounts or unmounts a backup s3 bucket, as configured in $BEAM_CONFIG

OPTIONS:
  -V, --version        print program version and exit
  -h, --help           produce this help list

Valid ITEMs are: $backup_items

Report bugs to <@PACKAGE_BUGREPORT@>
EOT
  exit 0
}

while [ $# -ne 0 ]
do
  case $1 in
  -h|--help) help;;
  -V|--version) print_version;;
  *) break;;
  esac 
done

case $1 in
mount)
  s3_mount
  echo "$backup_bucket_name mounted under $backup_mp_s3";;
umount|unmount)
  s3_unmount --force;;
status)
  for id in s3 backer
  do
    mpoint=$(s3_getmpoint $id)
    if [ -n "$mpoint" ]; then
      echo "$id is mounted on $mpoint"
    fi
  done;;

*) help
   exit 1;;
esac

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