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159 lines
3.1 KiB
Plaintext
159 lines
3.1 KiB
Plaintext
#!/sbin/runscript
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# Copyright 1999-2011 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License, v2 or later
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# $Header: /var/cvsroot/gentoo-x86/sys-cluster/drbd/files/drbd-8.0.rc,v 1.7 2011/12/04 13:07:20 swegener Exp $
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extra_started_commands="reload"
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depend() {
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use logger
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need net
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before heartbeat
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after sshd
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}
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DEFAULTFILE="/etc/conf.d/drbd"
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DRBDADM="/sbin/drbdadm"
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PROC_DRBD="/proc/drbd"
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MODPROBE="/sbin/modprobe"
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RMMOD="/sbin/rmmod"
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UDEV_TIMEOUT=10
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ADD_MOD_PARAM=""
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if [ -f $DEFAULTFILE ]; then
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. $DEFAULTFILE
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fi
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# Just in case drbdadm want to display any errors in the configuration
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# file, or we need to ask the user about registering this installation
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# at http://usage.drbd.org, we call drbdadm here without any IO
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# redirection.
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$DRBDADM sh-nop
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function assure_module_is_loaded() {
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[ -e "$PROC_DRBD" ] && return
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ebegin "Loading drbd module"
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ret=0
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$MODPROBE -s drbd `$DRBDADM sh-mod-parms` $ADD_MOD_PARAM || ret=20
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eend $ret
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return $ret
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}
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function adjust_with_progress() {
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IFS_O=$IFS
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NEWLINE='
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'
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IFS=$NEWLINE
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local D=0
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local S=0
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local N=0
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einfon "Setting drbd parameters "
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COMMANDS=`$DRBDADM -d adjust all` || {
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eend 20 "Error executing drbdadm"
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return 20
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}
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echo -n "[ "
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for CMD in $COMMANDS; do
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if echo $CMD | grep -q disk; then echo -n "d$D "; D=$(( D+1 ));
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elif echo $CMD | grep -q syncer; then echo -n "s$S "; S=$(( S+1 ));
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elif echo $CMD | grep -q net; then echo -n "n$N "; N=$(( N+1 ));
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else echo echo -n ".. ";
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fi
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IFS=$IFS_O
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$CMD || {
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echo
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eend 20 "cmd $CMD failed!"
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return 20
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}
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IFS=$NEWLINE
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done
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echo "]"
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eend 0
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IFS=$IFS_O
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}
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start() {
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einfo "Starting DRBD resources:"
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eindent
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assure_module_is_loaded || return $?
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adjust_with_progress || return $?
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# make sure udev has time to create the device files
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ebegin "Waiting for udev device creation ..."
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for RESOURCE in `$DRBDADM sh-resources`; do
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for DEVICE in `$DRBDADM sh-dev $RESOURCE`; do
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UDEV_TIMEOUT_LOCAL=$UDEV_TIMEOUT
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while [ ! -e $DEVICE ] && [ $UDEV_TIMEOUT_LOCAL -gt 0 ] ; do
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sleep 1
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UDEV_TIMEOUT_LOCAL=$(( $UDEV_TIMEOUT_LOCAL-1 ))
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done
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done
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done
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eend 0
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einfon "Waiting for connection "
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$DRBDADM wait-con-int
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ret=$?
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echo
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sleep 5
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einfon "Become primary if configured "
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$DRBDADM sh-b-pri all
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echo
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eend $ret
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return $ret
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}
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stop() {
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ebegin "Stopping all DRBD resources"
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# Check for mounted drbd devices
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if ! grep -q '^/dev/drbd' /proc/mounts &>/dev/null; then
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if [ -e ${PROC_DRBD} ]; then
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${DRBDADM} down all
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sleep 3
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if grep -q '^drbd' /proc/modules ; then
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${RMMOD} drbd
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fi
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fi
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ret=$?
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eend $ret
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return $ret
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else
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einfo "drbd devices mounted, please umount them before trying to stop drbd!"
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eend 1
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return 1
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fi
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}
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status() {
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# NEEDS to be heartbeat friendly...
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# so: put some "OK" in the output.
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if [ -e $PROC_DRBD ]; then
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ret=0
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ebegin "drbd driver loaded OK; device status:"
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eend $ret
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cat $PROC_DRBD
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else
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ebegin "drbd not loaded"
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ret=3
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eend $ret
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fi
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return $ret
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}
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reload() {
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ebegin "Reloading DRBD"
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${DRBDADM} adjust all
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ret=$?
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eend $ret
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return $ret
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}
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