Hi guys,
Thanks for updating cciss-vol-status package. I also updated mine so
here is a working init script.
Btw, I made some modifications to your original package, mostly to
downgrade from dh8 to dh5, but some changes are needed to use this
script so please check my own package:
http://hwraid.le-vert.net/debian/sources/cciss-vol-status_1.09-2hwraid1.dsc
#! /bin/sh
# Author: Petter Reinholdtsen <p...@hungry.com>
# Author: Adam Cécile (Le_Vert) <gand...@le-vert.net>
# License: GNU General Public License v2 or later
#
### BEGIN INIT INFO
# Provides: cciss-vol-statusd
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Check cciss_vol_status values in the background.
### END INIT INFO
PATH=/sbin:/bin:/usr/sbin:/usr/bin
DESC="cciss-vol-status monitor"
NAME="cciss-vol-statusd"
PIDFILE=/var/run/$NAME.pid
STATUSFILE=/var/run/$NAME.status
SCRIPTNAME=/etc/init.d/$NAME
# Do not touch you can configure this in /etc/default/cciss-vol-statusd
MAILTO=root # Where to report problems
PERIOD=600 # Seconds between each check (default 10 minutes)
REMIND=7200 # Seconds between each reminder (default 2 hours)
RUN_DAEMON=yes
ID=/dev/cciss/c0d0
[ -e /etc/default/cciss-vol-statusd ] && . /etc/default/cciss-vol-statusd
# Gracefully exit if the package has been removed.
test -x /usr/sbin/cciss_vol_status || exit 0
. /lib/lsb/init-functions
[ -e /etc/default/rcS ] && . /etc/default/rcS
if [ $RUN_DAEMON = "no" ] ; then
log_begin_msg "cciss-vol-statusd is disabled in
/etc/default/cciss-vol-statusd, not starting."
log_end_msg 0
exit 0
fi
check_cciss() {
echo $$ > $PIDFILE.new && mv $PIDFILE.new $PIDFILE
while true ; do
# Check ever $PERIOD seconds, send email on every status
# change and repeat ever $REMIND seconds if the raid is still
# bad.
if (cciss_vol_status $ID); then
BADRAID=false
else
BADRAID=true
logger -t cciss-vol-statusd "detected non-optimal RAID status"
fi
STATUSCHANGE=false
if [ true = "$BADRAID" ] ; then
# RAID not OK
(cciss_vol_status $ID) > $STATUSFILE.new
if [ ! -f $STATUSFILE ] ; then # RAID just became broken
STATUSCHANGE=true
mv $STATUSFILE.new $STATUSFILE
elif cmp -s $STATUSFILE $STATUSFILE.new ; then
# No change. Should we send reminder?
LASTTIME="`stat -c '%Z' $STATUSFILE`"
NOW="`date +%s`"
SINCELAST="`expr $NOW - $LASTTIME`"
if [ $REMIND -le "$SINCELAST" ]; then
# Time to send reminder
STATUSCHANGE=true
mv $STATUSFILE.new $STATUSFILE
else
rm $STATUSFILE.new
fi
else
STATUSCHANGE=true
mv $STATUSFILE.new $STATUSFILE
fi
else
# RAID OK
if [ -f $STATUSFILE ] ; then
rm $STATUSFILE
STATUSCHANGE=true
fi
fi
if [ true = "$STATUSCHANGE" ]; then
hostname="`uname -n`"
(
cat <<EOF
This is a RAID status update from cciss-vol-statusd. The cciss_vol_status
program reports that one of the RAIDs changed state:
EOF
if [ -f $STATUSFILE ] ; then
cat $STATUSFILE
else
(cciss_vol_status $ID)
fi
echo
echo "Report from $0 on $hostname"
) | mail -s "info: CCISS raid status change on $hostname" $MAILTO
fi
sleep $PERIOD
done
}
check_daemon() {
# Let's check if there is a daemon which is really running and not
timing out
DAEMON_RUN=`ps aux | grep "/etc/init.d/cciss-vol-statusd check_cciss" |
grep -v grep | grep -v daemon`
if [ -n "$DAEMON_RUN" ] ; then
return 1;
else
return 0;
fi
}
#
# Function that starts the daemon/service.
#
d_start() {
[ -f $PIDFILE ] && PID="`cat $PIDFILE`"
if [ "$PID" ] ; then
log_progress_msg "Daemon already running. Refusing to start another"
return 0
elif check_daemon ; then
# Use the daemon package to turn this script into a daemon
start-stop-daemon --start --quiet --pidfile $PIDFILE \
--oknodo --exec /usr/bin/daemon /usr/bin/daemon $SCRIPTNAME
check_cciss
return 0
else
log_progress_msg "Daemon is already running. Refusing to start another"
return 0
fi
}
#
# Function that stops the daemon/service.
#
d_stop() {
if [ -f $PIDFILE ] ; then
start-stop-daemon --stop --oknodo --quiet --pidfile $PIDFILE >
/dev/null 2>&1
rm -f $PIDFILE
else
log_progress_msg "Daemon is already stopped."
return 0
fi
}
# This is a workaround function which does not directly exit and
# therefore can be used by a restart
d_stop_by_restart() {
if [ -f $PIDFILE ] ; then
start-stop-daemon --oknodo --stop --quiet --pidfile $PIDFILE
rm -f $PIDFILE
log_end_msg 0
else
log_progress_msg "Daemon is already stopped."
log_end_msg 0
fi
}
case "$1" in
start)
echo -n ""
log_begin_msg "Starting $DESC: $NAME"
d_start ; CODE=$?
log_end_msg $CODE
;;
stop)
log_begin_msg "Stopping $DESC: $NAME"
d_stop ; CODE=$?
log_end_msg $CODE
;;
check_cciss)
check_cciss
;;
restart|force-reload)
log_begin_msg "Restarting $DESC: $NAME"
d_stop_by_restart
sleep 1
d_start || CODE=$?
log_end_msg $CODE
;;
*)
# echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2
exit 1
;;
esac
exit 0
