X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Fscripts%2Flustre;h=73c5b22353047dca664990b28f23886d29804944;hb=dd62978b709aebf3dda536f2230f1b79c5361d9c;hp=b62dc4c92b0a96e7daaa28b8c8157dad8cdf156e;hpb=048001a78ae207af695951910661d2edad825b4e;p=fs%2Flustre-release.git

diff --git a/lustre/scripts/lustre b/lustre/scripts/lustre
index b62dc4c..73c5b22 100755
--- a/lustre/scripts/lustre
+++ b/lustre/scripts/lustre
@@ -2,52 +2,161 @@
 #
 # lustre   This shell script takes care of starting and stopping Lustre
 #
-# chkconfig: 345 99 1
-# description: Lustre Lite network File System.                              \
+# chkconfig: - 99 1
+# description: Lustre Lite network File System.
 #              This starts both Lustre client and server functions.
 # processname: lconf
 # config: /etc/lustre/config.xml
 # pidfile: /var/run/lustre.pid
+### BEGIN INIT INFO
+# Provides: lustre
+# Required-Start: $network +sshd
+# Required-Stop: $network
+# Should-Start:
+# Should-Stop:
+# Default-Start: 
+# Default-Stop: 0 1 2 3 4 5 6
+# Short-Description: Lustre Lite network File System.
+# Description: This starts both Lustre client and server functions.
+### END INIT INFO
 
-SERVICE=lustre
-LOCK=/var/lock/subsys/$SERVICE
+
+SERVICE=${0##*/}
 
 : ${LUSTRE_CFG:=/etc/lustre/lustre.cfg}
 [ -f ${LUSTRE_CFG} ] && . ${LUSTRE_CFG}
+[ -f /etc/sysconfig/lustre ] && . /etc/sysconfig/lustre
 
 : ${LUSTRE_CONFIG_XML:=/etc/lustre/config.xml}
-: ${LCONF:=/usr/sbin/lconf}
-: ${LCONF_START_ARGS:="${LUSTRE_CONFIG_XML}"}
-: ${LCONF_STOP_ARGS:="--force --cleanup ${LUSTRE_CONFIG_XML}"}
+: ${LCONF:=lconf}
+: ${LCTL:=lctl}
+# Some distros use modprobe.conf.local
+if [ -f /etc/modprobe.conf.local ]; then
+   : ${MODPROBE_CONF:=/etc/modprobe.conf.local}
+else
+   : ${MODPROBE_CONF:=/etc/modprobe.conf}
+fi
+# Be sure the proper directories are in PATH. 
+export PATH="/sbin:$PATH"
+
+case "$SERVICE" in
+    [SK][[:digit:]][[:digit:]]lustre | lustre)
+        SERVICE="lustre"
+	: ${LCONF_START_ARGS:="${LUSTRE_CONFIG_XML}"}
+	: ${LCONF_STOP_ARGS:="--force --cleanup ${LUSTRE_CONFIG_XML}"}
+	;;
+    *)
+	: ${LCONF_START_ARGS:="--group ${SERVICE} --select ${SERVICE}=${HOSTNAME} ${LUSTRE_CONFIG_XML}"}
+	: ${LCONF_STOP_ARGS:="--group ${SERVICE} --select ${SERVICE}=${HOSTNAME} --failover --cleanup ${LUSTRE_CONFIG_XML}"}
+	;;
+esac
+LOCK=/var/lock/subsys/$SERVICE
 
 # Source function library.
 if [ -f /etc/init.d/functions ] ; then
-   . /etc/init.d/functions
+	. /etc/init.d/functions
 fi
 
 # Source networking configuration.
 if [ -f /etc/sysconfig/network ] ; then
-   . /etc/sysconfig/network
+	. /etc/sysconfig/network
 fi
 
-# Check that networking is up.
-[ "${NETWORKING}" = "no" ] && exit 0
+check_start_stop() {
+	# Exit codes now LSB compliant
+	# Check that networking is up. - exit 'not running'
+	[ "${NETWORKING}" = "no" ] && exit 7 
+
+	# exit 'not installed' 
+	[ -x ${LCONF} -a -x ${LCTL} ] || exit 5
+
+	if [ ${LUSTRE_CONFIG_XML:0:1} = "/" ] ; then
+			if [ ! -f ${LUSTRE_CONFIG_XML} ] ; then
+			echo "${0##*/}: Configuration file ${LUSTRE_CONFIG_XML} not found; skipping."
+			# exit 'not configured'
+			exit 6
+		fi
+	fi
 
-[ -x ${LCONF} -a -f ${LUSTRE_CONFIG_XML} ] || exit 0
+	# Create /var/lustre directory 
+	# This is used by snmp agent for checking lustre services
+	#    status online/offline/online pending/offline pending.
+
+	[ -d ${STATUS_DIR:=/var/lustre} ] || mkdir -p $STATUS_DIR
+	STATUS=${STATUS_DIR}/sysStatus
+}
 
 start() {
-        echo -n "Starting $SERVICE: "
-	${LCONF} ${LCONF_START_ARGS}
-        RETVAL=$?
-        echo $SERVICE
-        [ $RETVAL -eq 0 ] && touch $LOCK
+	if [ -x "/usr/sbin/clustat" -a "${SERVICE}" = "lustre" ] ; then
+		if [ ! -f "/etc/lustre/start-despite-clumanager" ] ; then
+		cat >&2 <<EOF
+This script was run directly, which can be dangerous if you are using
+clumanager to manage Lustre services.
+
+If you are not using clumanager for Lustre services, run the following
+command to have this script start Lustre instead:
+
+touch /etc/lustre/start-despite-clumanager
+EOF
+		RETVAL=6  # program not configured
+		return
+	    fi
+	fi
+	check_start_stop
+	echo -n "Starting $SERVICE: "
+	if [ $UID -ne 0 ]; then
+		echo "Lustre should be started as root"
+		RETVAL=4 # insufficent privileges
+		return
+	fi
+	# Cat the modprobe file and place all lines that follow a trailing backslash on the same line
+	ROUTER=`cat ${MODPROBE_CONF} | sed ':a;N;$!ba;s#\\\[:space:]*\\n##g' | grep lnet | grep forwarding=\"enabled\"`
+	if [[ ! -z ${ROUTER} ]]; then
+		modprobe lnet
+		${LCTL} network configure
+	else
+		${LCONF} ${LCONF_START_ARGS}
+	fi
+	RETVAL=$?
+	echo $SERVICE
+	if [ $RETVAL -eq 0 ]; then
+		touch $LOCK
+		echo "online" >$STATUS
+	else
+		echo "online pending" >$STATUS
+	fi
 }
 
 stop() {
-        echo -n "Shutting down $SERVICE: "
-	${LCONF} ${LCONF_STOP_ARGS}
+	check_start_stop
+	echo -n "Shutting down $SERVICE: "
+	if [ $UID -ne 0 ]; then
+		echo "Lustre should be stopped as root"
+		RETVAL=4 # insufficent privileges
+		return
+	fi
+	# Cat the modprobe file and place all lines that follow a trailing backslash on the same line
++	ROUTER=`cat ${MODPROBE_CONF} | sed ':a;N;$!ba;s#\\\[:space:]*\\n##g' | grep lnet | grep forwarding=\"enabled\"`
+	if [[ ! -z ${ROUTER} ]]; then
+		MODULE_LOADED=`lsmod | awk ' { print $1 } ' | grep lnet`
+		if [[ ! -z ${MODULE_LOADED} ]]; then
+			${LCTL} network unconfigure
+		fi
+		${LCTL} modules | awk '{ print $2 }' | xargs rmmod >/dev/null 2>&1
+		# do it again, in case we tried to unload ksocklnd too early
+		${LCTL} modules | awk '{ print $2 }' | xargs rmmod
+
+	else
+		${LCONF} ${LCONF_STOP_ARGS}
+	fi
+	RETVAL=$?
 	echo $SERVICE
-	rm -f $LOCK
+	rm -f $LOCK 
+	if [ $RETVAL -eq 0 ]; then
+		echo "offline" >$STATUS
+	else
+		echo "offline pending" >$STATUS
+	fi
 }
 
 restart() {
@@ -55,6 +164,63 @@ restart() {
 	start
 }
 
+status() {
+	STATE="stopped"
+	# LSB compliance - return 3 if service is not running
+	# Lustre-specific returns
+	# 150 - partial startup
+	# 151 - health_check unhealthy
+	# 152 - LBUG
+	RETVAL=3
+	egrep -q "libcfs|lvfs|portals" /proc/modules && STATE="loaded"
+
+	# check for any routes - on a portals router this is the only thing
+	[ "`cat /proc/sys/lnet/routes 2> /dev/null`" ] && STATE="running" && RETVAL=0
+	
+	# check for any configured devices (may indicate partial startup)
+	if [ -d /proc/fs/lustre ]; then
+		[ "`cat /proc/fs/lustre/devices 2> /dev/null`" ] && STATE="partial" && RETVAL=150
+
+		# check for either a server or a client filesystem
+		MDS="`ls /proc/fs/lustre/mds/*/recovery_status 2> /dev/null`"
+		OST="`ls /proc/fs/lustre/obdfilter/*/recovery_status 2> /dev/null`"
+		LLITE="`ls /proc/fs/lustre/llite/fs* 2> /dev/null`"
+		[ "$MDS" -o "$OST" -o "$LLITE" ] && STATE="running" && RETVAL=0
+	else
+		# check if this is a router
+		if [ -d /proc/sys/lnet ]; then
+			ROUTER="`cat /proc/sys/lnet/routes | head -1 | grep -i -c \"Routing enabled\"`"
+			if [[ ! -z ${ROUTER} && ${ROUTER} -ge 1 ]]; then
+				STATE="running"
+				RETVAL=0
+			fi
+		fi
+	fi
+
+	# check for server disconnections 
+	DISCON="`grep -v FULL /proc/fs/lustre/*c/*/*server_uuid 2> /dev/null`"
+	[ "$DISCON" ] && STATE="disconnected" && RETVAL=0
+
+	# check for servers in recovery
+	[ "$MDS$OST" ] && grep -q RECOV $MDS $OST && STATE="recovery" && RETVAL=0
+
+	# check for error in health_check
+	HEALTH="/proc/fs/lustre/health_check"
+	[ -f "$HEALTH" ] && grep -q "NOT HEALTHY" $HEALTH && STATE="unhealthy" && RETVAL=151
+
+	# check for LBUG
+	[ -f  "$HEALTH" ] && grep -q "LBUG" $HEALTH && STATE="LBUG" && RETVAL=152
+
+	# If Lustre is up , check if the service really exists
+        # Skip this is we are not checking a specific service
+	if [ $RETVAL -eq 0 ] && [ $SERVICE != 'lustre' ]; then
+		DUMMY=$( $LCTL dl | grep "$SERVICE")
+		[ $? -ne 0 ] && STATE="not_found" && RETVAL=3
+	fi
+
+	echo $STATE
+}
+
 # See how we were called.
 case "$1" in
   start)