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#!/sbin/runscript
# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/sys-cluster/cman/files/cman.rc,v 1.6 2005/03/25 16:15:21 xmerlin Exp $
depend() {
use net
need ccs
provide cluster-manager
}
umount_gfs_filesystems() {
local sig retry
local remaining="$(awk '$3 == "gfs" { print $2 }' /proc/mounts | sort -r)"
if [ -n "${remaining}" ]
then
sig=
retry=3
while [ -n "${remaining}" -a "${retry}" -gt 0 ]
do
if [ "${retry}" -lt 3 ]
then
ebegin "Unmounting GFS filesystems (retry)"
umount ${remaining} &>/dev/null
eend $? "Failed to unmount GFS filesystems this retry"
else
ebegin "Unmounting GFS filesystems"
umount ${remaining} &>/dev/null
eend $? "Failed to unmount GFS filesystems"
fi
remaining="$(awk '$3 == "gfs" { if ($2 != "/") print $2 }' /proc/mounts | sort -r)"
[ -z "${remaining}" ] && break
/bin/fuser -k -m ${sig} ${remaining} &>/dev/null
sleep 5
retry=$((${retry} -1))
sig=-9
done
fi
}
load_modules() {
local module modules
modules=$1
for module in ${modules}; do
ebegin "Loading ${module} kernel module"
modprobe ${module} > /dev/null
eend $? "Failed to load ${module} kernel module"
done
}
unload_modules() {
local module modules
modules=$1
for module in ${modules}; do
ebegin "Unloading ${module} kernel module"
modprobe -r ${module} > /dev/null
eend $? "Failed to unload ${module} kernel module"
done
}
unload_gfs_modules() {
if [ -f /proc/fs/gfs ]; then
modules="gfs lock_harness"
fi
if [ -d /proc/cluster/lock_dlm ]; then
modules="${modules} lock_dlm"
fi
if [ -d /proc/cluster/lock_gulm ]; then
modules="${modules} lock_gulm"
fi
unload_modules ${modules}
}
start() {
#if grep -qE "<[[:space:]]*gulm([[:space:]]|[>]|$)" /etc/cluster/cluster.conf
#then
# die "<gulm> section detected in /etc/cluster/cluster.conf"
#fi
if [ ! -d /proc/cluster/config/cman ]; then
load_modules cman
fi
ebegin "Starting cman"
/sbin/cman_tool -t ${CMAN_CLUSTER_TIMEOUT} \
-w join ${CMAN_JOIN_OPTS} > /dev/null
if [ "$?" -ne 0 ]
then
ewend 1 "Failed to start cman"
else
eend 0
# make sure that we are quorate?
if [ ${CMAN_QUORUM_TIMEOUT} -gt 0 ]
then
ebegin "Waiting for quorum (${CMAN_QUORUM_TIMEOUT} secs)"
/sbin/cman_tool -t ${CMAN_QUORUM_TIMEOUT} -q wait
eend $?
fi
fi
}
stop() {
# umount GFS filesystems
umount_gfs_filesystems
# shutdown clvm, fenced services
# need to be fixed (clvm missing)
local fence_status="$(cman_tool services | awk '$1 ~ /Fence/ { print $3 }')"
if [ -n "${fence_status}" ]; then
if [ -x /sbin/fence_tool ]; then
ebegin "Stopping fence domain"
/sbin/fence_tool leave > /dev/null 2>&1
eend $?
fi
fi
# shutdown dlm, gfs
unload_gfs_modules
ebegin "Stopping cman"
local retry stat
local cman_status
cman_status="$(cman_tool status | awk '$1 ~ /Membership/ { print $3 }')"
if [ "${cman_status}" != "Not-in-Cluster" -a -d /proc/cluster/config/cman ]; then
retry=3
stat=1
while [ "${stat}" -eq 1 -a "${retry}" -gt 0 ]
do
/sbin/cman_tool -w -t ${CMAN_SHUTDOWN_TIMEOUT} \
leave ${CMAN_LEAVE_OPTS} > /dev/null
stat=$?
retry=$((${retry} -1))
done
#if [ "${stat}" -ne 0 ]; then
# /sbin/cman_tool -w -t 2 leave force > /dev/null
#fi
#if [ "$?" -ne 0 ]
#then
# ewend 1 "Failed to stop cman"
#else
# eend 0
#fi
else
stat=0
fi
eend ${stat}
if [ "${stat}" -eq 0 ]; then
sleep 1s
#ebegin "Unloading cman kernel module"
#modprobe -r cman &> /dev/null || return 0
#eend $?
unload_modules cman
fi
}
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