#! /bin/sh
#
# cron-hourly	Administrative scripts that should be run
#		once an hour. This script tries to be smart
#		and run whatever is needed.
#
# Options:	actsync=server.name.dom		Server to run actsync against
#

DCONF="diablo.config"

NEWS=/news
cd $NEWS
[ -f $DCONF ] || exit 0

LOG=`dbin/dpath log`
exec >>$LOG/hourly.log 2>&1

# Get key=value arguments
while [ $# -gt 0 ]
do
	case "$1" in
		actsync=*)
			ACTSYNC=${1#*=}
			;;
		maxsleep=*)
			MAXSLEEP=${1#*=}
			;;
		*)
	esac
	shift
done

# See what service are running.
STATUS=`dbin/dicmd status 2>&1`
case "$STATUS" in
	[0-9]*)
		DIABLO_UP=true
	;;
esac
STATUS=`dbin/drcmd status 2>&1`
case "$STATUS" in
	*Connect*)
		DREADER_UP=true
	;;
esac

if ([ "$DIABLO_UP" = true ] || [ "$DREADER_UP" = true ]) && [ -n "$MAXSLEEP" ]
then
	# If hostname contains digits, we take the least significant
	# digit, and sleep $digit * $MAXSLEEP / 10 minutes.
	H=`hostname`
	case "$H" in
		*[0-9]*)
			N=`echo "$H" |
				sed -e 's/^[^0-9]*[0-9]*\([0-9]\).*$/\1/'`
			SLEEP=$(( 6 * $N * $MAXSLEEP ))
			sleep $SLEEP
			;;
	esac
fi

if [ "$DIABLO_UP" = true ]
then
	# Clean up spool
	adm/adm-dexpire

	# See if we need to backup history.
	# Only if history is on ramfs and path_dumphist is set in diablo.config
	DHISTORY=$(dbin/dpath dhistory)
	DHISTDIR=$(dirname $DHISTORY)
	df $DHISTDIR | tail -1 | grep -q -E 'ramfs|tmpfs|/dev/shm'
	if [ $? = 0 ] && grep "^path_dumphist" $DCONF >/dev/null 2>&1
	then
		adm/adm-dhistbackup
	fi
fi

if [ "$DREADER_UP" = true ]
then
	# Clean up cache
	adm/adm-dexpirecache
fi

if [ "$DIABLO_UP" = true ] || [ "$DREADER_UP" = true ]
then
	if [ -n "$ACTSYNC" ]
	then
		# Synchronize active file with active master
		adm/adm-actsync $ACTSYNC
	fi
fi