| #!/bin/bash |
| # |
| # Copyright (C) 2007-2009 Red Hat, Inc. All rights reserved. |
| # |
| # This copyrighted material is made available to anyone wishing to use, |
| # modify, copy, or redistribute it subject to the terms and conditions |
| # of the GNU General Public License v.2. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software Foundation, |
| # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| # |
| # This file is part of LVM2. |
| # It is required for the proper handling of failures of LVM2 mirror |
| # devices that were created using the -m option of lvcreate. |
| # |
| # |
| # chkconfig: 12345 02 99 |
| # description: Starts and stops dmeventd monitoring for lvm2 |
| # |
| # For Red-Hat-based distributions such as Fedora, RHEL, CentOS. |
| # |
| ### BEGIN INIT INFO |
| # Provides: lvm2-monitor |
| # Required-Start: $local_fs |
| # Required-Stop: $local_fs |
| # Default-Start: 1 2 3 4 5 |
| # Default-Stop: 0 6 |
| # Short-Description: Monitoring of LVM2 mirrors, snapshots etc. using dmeventd or progress polling |
| ### END INIT INFO |
| |
| . /etc/init.d/functions |
| |
| DAEMON=lvm2-monitor |
| DMEVENTD_DAEMON=dmeventd |
| |
| exec_prefix=@exec_prefix@ |
| sbindir=@sbindir@ |
| |
| VGCHANGE=${sbindir}/vgchange |
| VGS=${sbindir}/vgs |
| LVS=${sbindir}/lvs |
| |
| LOCK_FILE="/var/lock/subsys/$DAEMON" |
| PID_FILE="@DMEVENTD_PIDFILE@" |
| |
| WARN=1 |
| export LVM_SUPPRESS_LOCKING_FAILURE_MESSAGES=1 |
| |
| rh_status() { |
| status -p $PID_FILE $DMEVENTD_DAEMON |
| } |
| |
| rh_status_q() { |
| rh_status >/dev/null 2>&1 |
| } |
| start() |
| { |
| ret=0 |
| # TODO do we want to separate out already active groups only? |
| VGSLIST=`$VGS --noheadings -o name --ignoreskippedcluster --config 'log{command_names=0 prefix=" "}' 2> /dev/null` |
| for vg in $VGSLIST |
| do |
| action "Starting monitoring for VG $vg:" $VGCHANGE --monitor y --poll y --ignoreskippedcluster --config 'log{command_names=0 prefix=" "}' $vg || ret=$? |
| done |
| |
| return $ret |
| } |
| |
| |
| stop() |
| { |
| ret=0 |
| # TODO do we want to separate out already active groups only? |
| if test "$WARN" = "1"; then |
| echo "Not stopping monitoring, this is a dangerous operation. Please use force-stop to override." |
| return 1 |
| fi |
| VGSLIST=`$VGS --noheadings -o name --ignoreskippedcluster --config 'log{command_names=0 prefix=" "}' 2> /dev/null` |
| for vg in $VGSLIST |
| do |
| action "Stopping monitoring for VG $vg:" $VGCHANGE --monitor n --ignoreskippedcluster --config 'log{command_names=0 prefix=" "}' $vg || ret=$? |
| done |
| return $ret |
| } |
| |
| rtrn=1 |
| |
| # See how we were called. |
| case "$1" in |
| start) |
| rh_status_q && exit 0 |
| start |
| rtrn=$? |
| [ $rtrn = 0 ] && touch $LOCK_FILE |
| ;; |
| |
| force-stop) |
| rh_status_q || exit 0 |
| WARN=0 |
| stop |
| rtrn=$? |
| [ $rtrn = 0 ] && rm -f $LOCK_FILE |
| ;; |
| |
| stop) |
| rh_status_q || exit 0 |
| test "$runlevel" = "0" && WARN=0 |
| test "$runlevel" = "6" && WARN=0 |
| stop |
| rtrn=$? |
| [ $rtrn = 0 ] && rm -f $LOCK_FILE |
| ;; |
| |
| restart) |
| WARN=0 |
| if stop |
| then |
| start |
| fi |
| rtrn=$? |
| ;; |
| |
| status) |
| rh_status |
| rtrn=$? |
| [ $rtrn = 0 ] && $LVS -S 'seg_monitor=monitored' -o lv_full_name,seg_monitor |
| ;; |
| |
| *) |
| echo $"Usage: $0 {start|stop|restart|status|force-stop}" |
| ;; |
| esac |
| |
| exit $rtrn |