#!/bin/bash
#
# backup-script system for cloning systems using rsync
-# Copyright (c)2008-2013 Alexander Barton, alex@barton.de
+# Copyright (c)2008-2015 Alexander Barton, alex@barton.de
#
# 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
#
NAME=`basename $0`
-CONF_D="/etc/backup-script.d"
QUICK=0
export LC_ALL=C
declare -i count=0
+declare -i snapshots=0
# Default settings, can be overwritten in backup-script.conf:
+conf_d="/etc/backup-script.d"
default_target=""
+default_generations=0
+
+for conf in "/etc/backup-script.conf" "${conf_d}/backup-script.conf"; do
+ if [ -r "$conf" ]; then
+ source "$conf"
+ fi
+done
+
+Check_Size() {
+ # $1: directory
+ # $2: padding
+
+ if [ "$QUICK" = "0" ]; then
+ size=`du -Hhs "$1" | cut -f1`
+ echo "$2 - Size:" $size
+ fi
+}
+
+Check_Stamp() {
+ # $1: stamp file
+ # $2: padding
+
+ if [ -f "$1" ]; then
+ if [ `uname` = "Linux" ]; then
+ last=`LC_ALL=C stat "$1" | grep "^Modify: " \
+ | cut -d':' -f2- | cut -d. -f1`
+ else
+ last=`LC_ALL=C stat -f "%Sc" "$1"`
+ fi
+ [ -n "$last" ] && echo "$2 - Date:" $last
+ unset code
+ source "$1"
+ case "$code" in
+ 0) txt=", OK"; ;;
+ 24) txt=", WARNING (some files vanished during backup)"; ;;
+ *) txt=", ERROR"
+ esac
+ [ -n "$code" ] && echo "$2 - Result code: $code$txt"
+ else
+ echo "$2 - No timestamp recorded! Backup currently running or aborted?"
+ fi
+}
if [ "$1" == "-q" ]; then
QUICK=1
case "$1" in
"-"*)
- echo "Usage: $NAME [-p] [<system> [<system> [...]]]"
+ echo "Usage: $NAME [-q] [<system> [<system> [...]]]"
exit 1
;;
esac
if [ $# -ge 1 ]; then
for s in $@; do
- if [ ! -r "${CONF_D}/$s" ]; then
- echo "$NAME: Can' read \"${CONF_D}/$s\"!"
+ if [ ! -r "${conf_d}/$s" ]; then
+ echo "$NAME: Can' read \"${conf_d}/$s\"!"
exit 1
fi
- sys="$sys ${CONF_D}/$s"
+ sys="$sys ${conf_d}/$s"
done
else
- sys=${CONF_D}/*
+ sys=${conf_d}/*
fi
-[ -r "${CONF_D}/backup-script.conf" ] && source "${CONF_D}/backup-script.conf"
+[ -r "${conf_d}/backup-script.conf" ] && source "${conf_d}/backup-script.conf"
for f in $sys; do
[ -r "$f" -a -f "$f" ] || continue
# Set global defaults
system="$fname"
target="$default_target"
+ generations="$default_generations"
# Read in system configuration file
source "$f"
[ -d "$target" ] || continue
# System name
- [ "$system" = "$fname" ] && echo "$system" || echo "$system [$fname]"
+ [ "$system" = "$fname" ] && echo "$fname" || echo "$fname [$system]"
# System target directory
echo "- Target: $target"
- if [ "$QUICK" = "0" ]; then
- size=`du -sh "$target" | cut -f1`
- echo "- Size:" $size
- fi
- # Timestamp and result code
- if [ -f "$target/.stamp" ]; then
- last=`stat "$target/.stamp" | grep "^Modify: " | cut -d':' -f2- | cut -d. -f1`
- [ -n "$last" ] && echo "- Date:" $last
- unset code
- source "$target/.stamp"
- [ -n "$code" ] && echo "- Result code:" $code
+ if [ $generations -gt 0 ]; then
+ for s in $target/current $target/[0-9]*-[0-9]*; do
+ [ -e "$s" ] || continue
+ echo " - Snapshot: $s"
+ Check_Size "$s" " "
+ Check_Stamp "$s/.stamp" " "
+ snapshots=$snapshots+1
+ done
else
- echo "- No timestamp recorded!?"
+ # Timestamp and result code
+ Check_Size "$target"
+ Check_Stamp "$target/.stamp"
+ snapshots=$snapshots+1
fi
count=$count+1
echo "No backups found!"
exit 1
fi
-echo "$count system backup(s) found."
+[ $count -eq 1 ] && sc="" || sc="s"
+[ $snapshots -eq 1 ] && ss="" || ss="s"
+echo "$count system backup$sc found, $snapshots snapshot$ss."
# -eof-