-[ -d /var/log/grml-live ] || mkdir /var/log/grml-live
-LOGFILE=/var/log/grml-live/"$(date +%Y-%m-%d)_$$.log"
+# logfile:
+if [ -z "$LOGFILE" ] ; then
+ LOGFILE=/var/log/grml-live.log
+fi
+touch $LOGFILE
+chown root:adm $LOGFILE
+chmod 640 $LOGFILE
+# clean/zero grml-live logfile:
+if [ -n "$ZERO_LOGFILE" ] ; then
+ echo -n > $LOGFILE
+fi
+
+# clean/zero/remove old FAI directory:
+if [ -n "$ZERO_FAI_LOGFILE" ] ; then
+ if [ -d /var/log/fai/"$HOSTNAME" ] ; then
+ rm -rf /var/log/fai/"$HOSTNAME"/"$(readlink /var/log/fai/"$HOSTNAME"/last)"
+ rm -rf /var/log/fai/"$HOSTNAME"/"$(readlink /var/log/fai/"$HOSTNAME"/last-dirinstall)"
+ rm -rf /var/log/fai/"$HOSTNAME"/"$(readlink /var/log/fai/"$HOSTNAME"/last-softupdate)"
+ fi
+fi