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#! /bin/bash
# Force C locale
LC_ALL=C
export LC_ALL
prologue_hook=
epilogue_hook=
# User configuration variables
backup_tar_options=
backup_suffix=
backup_archive_dir=
backup_snapshot_dir=
backup_verbose=
backup_logfile="/var/log/backup"
error() {
echo >&2 $0: $*
}
logit() {
echo `date`: $*
}
abend() {
ec=$1
shift
error $@
exit $ec
}
tarcode() {
case $1 in
0) echo "`date`: success";;
1) echo "`date`: some files changed while being archived";;
2) echo "`date`: fatal error occurred, but trying to continue anyway"
tarerror=$((tarerror + 1));;
*) echo "`date`: unexpected error code $1"
tarerror=$((tarerror + 1));
esac
}
load_config() {
local delayed_exit
test -z "$BACKUP_CONFIG" && BACKUP_CONFIG=@SYSCONFDIR@/backup.conf
if [ -r $BACKUP_CONFIG ]; then
. $BACKUP_CONFIG
else
abend 1 "configuration file $BACKUP_CONFIG does not exist or is unreadable"
fi
if [ -z "$backup_items" ]; then
abend 1 "backup_items not specified"
fi
delayed_exit=
loaded_types=
for item in $backup_items
do
eval type=\$${item}_type
if [ -z "$type" ]; then
error "${item}_type not set"
delayed_exit=1
continue
fi
if echo "$loaded_types" | grep -wq $type; then
:
elif [ -x $libdir/${type}.sh ]; then
. $libdir/${type}.sh || delayed_exit=1
loaded_types="$loaded_files
$type"
else
error "$libdir/${type}.sh not found"
delayed_exit=1
fi
${type}_check $item || delayed_exit=1
done
test -n "$delayed_exit" && abend 1 "aborting"
tar_suffix=${backup_suffix:-.tar}
}
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