backup.vars.sample

#
# variable file for ZFS backup scripts
#

# username or email address receiving notifications (no default)
#MAIL_USER=""

# directory path where to store log files 
LOGDIR=.
# full file path for all the shell outputs
EXECLOGFILE=${LOGDIR}/exec.log
# retention time for all log files
LOG_RETENTION=60

# number of snapshot to retain before their cleaned up
SNAPS_RETENTION=2

# zpool and zfs path identification
if [ ! -z `which zfs` ]
then
  ZFS=`which zfs`
fi
if [ ! -z `which zpool` ]
then
  ZPOOL=`which zpool`
fi

TODAY=`date +"%Y%m%d"`
#YESTERDAY=`date -d 'yesterday' +"%Y%m%d"`

# common functions for the scripts
log()
{
        echo "`date +%Y%m%d-%H%M` - `basename $0` - $1" >> $EXECLOGFILE
}

fatal()
{
	log "$1"
  echo "Fatal error. Exiting"
	exit 1
}

sndmail()
{
  if [ ! -z ${MAIL_USER} ]
  then
        tail -15 $EXECLOGFILE | mail -s "SERVER WARNING : problem during backup" $MAIL_USER
  fi
}

# basic check for ZFS CLI presence
if [ -z ${ZFS} -o -z ${ZPOOL} ]
then
  fatal "The zfs or zpool program cannot be found. Exiting"
fi