[packages/clamav.git] / clamav-cron-updatedb

#!/bin/sh

# default as often as two hours
UPDATE_HOUR=2

if [ -f /etc/sysconfig/clamd ]; then
	. /etc/sysconfig/clamd
fi

hour=$(LC_ALL=C date '+%k')

# skip divide errors
[ "$hour" = "0" ] && exit 0

div=$((hour % $UPDATE_HOUR))

[ "$div" = "0" ] || exit 0

# sleep random amount to avoid all servers hitting clamav servers at same time
# but at most 1800 seconds (half hour)
rand=${RANDOM:-$$}
rand=$((rand % 1800))
sleep $rand

[ "$UPDATE_MAIL_MESSAGES" ] || UPDATE_MAIL_MESSAGES="errors"
[ "$UPDATE_MAIL_MESSAGES" = "errors" ] && freshclamopt="--quiet"

notify=
[ -f /var/lock/subsys/clamd ] && notify="--daemon-notify"

umask 022
log=$(/usr/bin/freshclam $freshclamopt $notify 2>&1)
[ "$UPDATE_MAIL_MESSAGES" != "none" -a -n "$log" ] && echo "$log"
Commit	Line	Data
503e8be7 AM	1	#!/bin/sh
503e8be7 AM	2
7d557d1d ER	3	# default as often as two hours
7d557d1d ER	4	UPDATE_HOUR=2
4baa53b2	5
7d557d1d ER	6	if [ -f /etc/sysconfig/clamd ]; then
	7	. /etc/sysconfig/clamd
	8	fi
	9
b1bac136	10	hour=$(LC_ALL=C date '+%k')
7d557d1d	11
a164af41 ER	12	# skip divide errors
	13	[ "$hour" = "0" ] && exit 0
	14
	15	div=$((hour % $UPDATE_HOUR))
682fa7dd	16
7d557d1d	17	[ "$div" = "0" ] \|\| exit 0
503e8be7	18
467fbf5c ER	19	# sleep random amount to avoid all servers hitting clamav servers at same time
	20	# but at most 1800 seconds (half hour)
	21	rand=${RANDOM:-$$}
7d557d1d	22	rand=$((rand % 1800))
467fbf5c ER	23	sleep $rand
467fbf5c ER	24
7d557d1d	25	[ "$UPDATE_MAIL_MESSAGES" ] \|\| UPDATE_MAIL_MESSAGES="errors"
8d8bbbc6	26	[ "$UPDATE_MAIL_MESSAGES" = "errors" ] && freshclamopt="--quiet"
503e8be7	27
e7a97cfa AM	28	notify=
	29	[ -f /var/lock/subsys/clamd ] && notify="--daemon-notify"
	30
8d8bbbc6	31	umask 022
e7a97cfa	32	log=$(/usr/bin/freshclam $freshclamopt $notify 2>&1)
8d8bbbc6	33	[ "$UPDATE_MAIL_MESSAGES" != "none" -a -n "$log" ] && echo "$log"