D7net
Home
Console
Upload
information
Create File
Create Folder
About
Tools
:
/
etc
/
rc0.d
/
Filename :
K01mpt-statusd
back
Copy
#! /bin/sh # Author: Petter Reinholdtsen <pere@hungry.com> # License: GNU General Public License v2 or later # ### BEGIN INIT INFO # Provides: mpt-statusd # Description: Fusion MPT RAID controller diagnostic tool # Required-Start: $remote_fs $syslog # Required-Stop: $remote_fs $syslog # Default-Start: 2 3 4 5 # Default-Stop: 0 1 6 # Short-Description: Check mpt-status values in the background. ### END INIT INFO PATH=/sbin:/bin:/usr/sbin:/usr/bin DESC="mpt-status monitor" NAME=mpt-statusd PIDFILE=/var/run/$NAME.pid STATUSFILE=/var/run/$NAME.status SCRIPTNAME=/etc/init.d/$NAME # Do not touch you can configure this in /etc/default/mpt-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=0 [ -e /etc/default/mpt-statusd ] && . /etc/default/mpt-statusd # Gracefully exit if the package has been removed. test -x /usr/sbin/mpt-status || exit 0 . /lib/lsb/init-functions [ -e /etc/default/rcS ] && . /etc/default/rcS if [ $RUN_DAEMON = "no" ] ; then log_begin_msg "mpt-statusd is disabled in /etc/default/mpt-statusd, not starting." log_end_msg 0 exit 0 fi check_mpt() { 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 (mpt-status -i $ID) |grep -q 'state OPTIMAL' ; then BADRAID=false else BADRAID=true logger -t mpt-statusd "detected non-optimal RAID status" fi STATUSCHANGE=false if [ true = "$BADRAID" ] ; then # RAID not OK (mpt-status -i $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 mpt-statusd. The mpt-status program reports that one of the RAIDs changed state: EOF if [ -f $STATUSFILE ] ; then cat $STATUSFILE else (mpt-status -i $ID) fi echo echo "Report from $0 on $hostname" ) | mail -s "info: mpt raid status change on $hostname" $MAILTO fi sleep $PERIOD & # Kill sleep if we're signaled to exit, otherwise we will stay defunct # until sleep terminates. trap "kill $!; exit" TERM wait $! trap - TERM done } check_daemon() { # Let's check if there is a daemon which is really running and not timing out DAEMON_RUN=`ps aux | grep "/etc/init.d/mpt-statusd check_mpt" | grep -v grep | grep -v daemon` if [ -n "$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_mpt 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) if ! [ -e "/dev/mptctl" ] ; then modprobe -q mptctl 2>/dev/null if [ $? -ne 0 ]; then log_failure_msg "Starting $DESC: failed to load mptctl." exit 1 fi fi 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_mpt) check_mpt ;; status) status_of_proc /usr/bin/daemon $NAME exit $? ;; 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