run_job

#!/bin/bash
#
# Backup remote servers via rsync to a zfs dataset and snapshot it when done.
#


#
# Common settings
#
# set this to container root or leave empty if running outside container
CTROOT=/var/lib/lxc/backups/rootfs

if [ $# -lt 1 ]; then
  echo "ERROR: insufficient paramaters. This command requires a job conf file"
  echo "as the first parameter on the command line.\n"
  echo "optional second parameter: -q (quiet)"
  echo "mandatory third: path to logfile."
  exit 1
elif [ $# -eq 2 ]; then
  echo "ERROR: When using second parameter (-q), path to logfile is also required"
  exit 2
elif [ $# -ge 3 ]; then
  if [ -e "$3" ]; then
    echo "ERROR: logfile exists. We don't want to overwrite anything!"
    exit 3
  fi
  if [ ! -d "`dirname $3`" ]; then
    echo "ERROR: logfile directory doesn't exist!"
    exit 4
  fi
  # redirect output to logfile
  exec 2>&1 >"$3"
fi

if [ ! -r $1 ]; then
  echo "ERROR: config file $1 is not readable."
  exit 5
fi

TIMESTAMP=`date +%Y-%m-%d-%H%M`

# source the configuration file
source $1

DATASETMOUNT=`zfs get -H -o value mountpoint $DSTSET`
if [ $? -ne 0 -o -z "${DATASETMOUNT}" ]; then
  echo "ERROR: dataset $DSTSET doesn't exist or is not mounted."
  exit 6
fi



# unset CTROOT if it's /... no need to cut off the first slash from
# destination directory if we're not in a container.
if [[ $CTROOT == '/' ]]; then
  unset CTROOT
fi

if [[ $DATASETMOUNT != ${CTROOT}* ]]; then
  echo "dataset is not in this container, check configuration"
  exit 7
fi

DST=${DATASETMOUNT/${CTROOT}}

if [ ! -r ${DST}/BACKUPTEST ]; then
  echo "${DST}/BACKUPTEST not readable, please check..."
  exit 8
elif ! grep -q ${DSTSET} ${DST}/BACKUPTEST; then
  echo "${DST}/BACKUPTEST does not contain ${DSTSET}... something is wrong, please check."
  exit 8
fi

for SRCMNT in $SRCMNTS; do
  echo "START ${SRC}${SRCMNT}/ -> ${DST}/${SRCMNT}/..."
  $RSYNCCMD ${SRC}/${SRCMODULE}${SRCMNT}/ ${DST}/${SRCMNT}/
  echo -e "\n\n\n"
done

echo "doing zfs-auto-snapshot $DSTSET..."
zfs-auto-snapshot -l backup -k 14 ${DSTSET}