NAME=`basename $0`
CONF_D="/etc/backup-script.d"
-VERBOSE=0
PIDFILE="/var/run/$NAME.pid"
+DRYRUN=0
+VERBOSE=0
+
export LC_ALL=C
declare -i count_all=0
declare -i count_ok_vanished=0
destinations=""
+
+# Default settings, can be overwritten in backup-script.conf:
pre_exec=""
post_exec=""
default_target=""
default_user="root"
-
-if [ "$1" == "-p" -o "$1" == "--progress" ]; then
- VERBOSE=1
- shift
-fi
-
-case "$1" in
- "-"*)
- echo "Usage: $NAME [-p|--preogress] [<system> [<system> [...]]]"
+default_ssh_args_add=""
+default_rsync_args_add=""
+default_exclude_args_add=""
+default_compress=1
+default_ping=1
+default_local=0
+
+Usage() {
+ echo "Usage: $NAME [<options>] [<system> [<system> [...]]]"
+ echo
+ echo " -p, --progress Show progress, see rsync(1)."
+ echo " -d, --dry-run Test run only, don't copy any data."
+ echo
+ echo "When no <system> is given, all defined systems are used."
+ echo
exit 1
- ;;
-esac
+}
Log() {
logger -t "$NAME" "$*"
exit 9
}
+while [ $# -gt 0 ]; do
+ case "$1" in
+ "-n"|"--dry-run")
+ DRYRUN=1; shift
+ ;;
+ "-p"|"--progress")
+ VERBOSE=1; shift
+ ;;
+ "-"*)
+ Usage
+ ;;
+ *)
+ break
+ esac
+done
+
if [ $# -ge 1 ]; then
for s in $@; do
if [ ! -r "${CONF_D}/$s" ]; then
[ -r "$f" -a -f "$f" ] || continue
system=`basename $f`
- user="$default_user"
- target="$default_target"
- ssh_args_add=""
- rsync_args_add=""
- compress=1
- ping=1
- local=0
-
case "$system" in
"backup-script.conf"|*.sh)
continue
;;
esac
- # Read in configuration file
+ # Set global defaults
+ user="$default_user"
+ target="$default_target"
+ ssh_args_add="$default_ssh_args_add"
+ rsync_args_add="$default_rsync_args_add"
+ exclude_args_add="$default_exclude_args_add"
+ compress="$default_compress"
+ ping="$default_ping"
+ local="$default_local"
+
+ # Read in system configuration file
source "$f"
[ "$local" -eq 0 ] \
destdir="$target"
target="$target/$system"
- mkdir -p "$target"
+ [ "$DRYRUN" -gt 1 ] || mkdir -p "$target"
if [ "$local" -eq 0 -a "$ping" -ne 0 ]; then
# Check if system is alive
[ "$compress" -ne 0 ] && cmd="$cmd --compress"
cmd="$cmd --rsh=\"$ssh_cmd\" --delete --delete-excluded --sparse"
[ "$VERBOSE" -gt 0 ] && cmd="$cmd --progress"
- cmd="$cmd --exclude=/BACKUP --exclude=/backup --exclude=/mnt"
cmd="$cmd --exclude=/dev --exclude=/proc --exclude=/sys"
- cmd="$cmd --exclude=/usr/src --exclude=/usr/local/src"
- cmd="$cmd --exclude=/var/cache/apt --exclude=/var/amavis/blocked"
- cmd="$cmd --exclude=/var/log --exclude=/tmp --exclude=/var/tmp"
+ cmd="$cmd --exclude=/run --exclude=/tmp --exclude=/var/tmp"
+ cmd="$cmd --exclude=/media --exclude=/mnt --exclude=/net"
+ cmd="$cmd --exclude=/var/cache/apt --exclude=/var/log"
+ [ -n "$exclude_args_add" ] && cmd="$cmd $exclude_args_add"
[ -n "$rsync_args_add" ] && cmd="$cmd $rsync_args_add"
[ "$local" -eq 0 ] \
count_started=$count_started+1
rm -f "$target/.stamp"
- $SHELL -c "$cmd"; ret=$?
- echo "code=$ret" >"$target/.stamp"
+ if [ "$DRYRUN" -lt 1 ]; then
+ $SHELL -c "$cmd"; ret=$?
+ echo "code=$ret" >"$target/.stamp"
+ else
+ MessageLog " *** Trial run, not executing synchronization command!"
+ ret=0
+ fi
if [ $ret -eq 20 ]; then
MessageLog "Backup of \"$system\" interrupted. Aborting ..."
[ $ret -eq 24 ] && count_ok_vanished=$count_ok_vanished+1
MessageLog "System \"$system\" completed with status $ret, OK."
- count_ok=$count_ok+1
+ [ "$DRYRUN" -gt 0 ] || count_ok=$count_ok+1
else
MessageLog "System \"$system\" completed with ERRORS, code $ret!"
fi