rsbackup 3.0-2 / usr / bin / rsbackup.cron

This file is indexed.

/usr/bin/rsbackup.cron is in rsbackup 3.0-2.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below. 

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#! /bin/sh
#
# Copyright © 2011, 2014, 2015 Richard Kettlewell.
#
# 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/>.
set -e

# Functions -------------------------------------------------------------------

verbosely() {
  echo "$@" >&2
  "$@"
}

# Initial settings ------------------------------------------------------------

backupargs=""
pruneargs=""
reportargs=""
wait=""
dryrun=""
verbose=""
nicely=""

# Parse command line ----------------------------------------------------------

while [ $# -gt 0 ]; do
  case "$1" in
  -n | --dry-run )
    dryrun="--dry-run"
    shift
    ;;
  -v | --verbose )
    verbose=verbosely
    shift
    ;;
  -h | --help )
    cat <<EOF
Usage:
  rsbackup.cron [OPTIONS] FREQUENCY
Options:
  --dry-run          Pass --dry-run to rsbackup command
  --verbose          Display rsbackup command before running it
  --help, -h         Display usage message
  --version, -V      Display version string
  FREQUENCY          Must be hourly, daily, weekly or monthly

Intended to be cron from /etc/cron.FREQUENCY/rsbackup.
EOF
    exit 0
    ;;
  -V | --version )
    echo "rsbackup.cron 3.0"
    exit 0
    ;;
  -- )
    shift
    break
    ;;
  -* )
    echo >&2 "rsbackup.cron: unknown option '$1'"
    exit 1
    ;;
  * )
    break
    ;;
  esac
done

# Get frequency
frequency="$1"

# Read configuration ----------------------------------------------------------

. /etc/rsbackup/defaults

# Validate frequency ----------------------------------------------------------

# For lower frequencies, we always wait until we can take the lock.
case "$frequency" in
hourly )
  hosts="$hourly"
  ;;
daily )
  hosts="$daily"
  wait="--wait"
  ;;
weekly )
  hosts="$weekly"
   wait="--wait"
  ;;
monthly )
  hosts="$monthly"
  wait="--wait"
  ;;
* )
  echo >&2 "rsbackup.cron: unrecognize frequency '$frequency'"
  exit 1
esac

# Decide what to back up ------------------------------------------------------

case "$hosts" in
"" )
  ;;
_all )
  backupargs="$backupargs --backup"
  ;;
* )
  backupargs="$backupargs --backup $hosts"
  ;;
esac

# Decide whether to prune -----------------------------------------------------

# Prune old backups
if [ "$prune" = "$frequency" ]; then
  pruneargs="$pruneargs --prune"
fi

# Prune incomplete backups
if [ "$prune_incomplete" = "$frequency" ]; then
  pruneargs="$pruneargs --prune-incomplete"
fi

# Decide whether to generate a report -----------------------------------------

# Generate an email report
if [ "$report" = "$frequency" ] && [ "$email" != "" ]; then
  reportargs="$reportargs --email $email"
fi

# Act -------------------------------------------------------------------------

# We separate pruning from backup up because otherwise only the
# backed-up hosts are pruned.

if [ "x$backupargs" != x ]; then
  $verbose $nicely rsbackup $wait $dryrun $backupargs || true
fi

if [ "x$pruneargs" != x ]; then
  $verbose $nicely rsbackup $wait $dryrun $pruneargs || true
fi

if [ "x$reportargs" != x ]; then
  $verbose $nicely rsbackup $wait $dryrun $reportargs || true
fi

# That's all ------------------------------------------------------------------

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