X-Git-Url: http://git.samba.org/?a=blobdiff_plain;f=config%2Fctdb.init;h=7dfdd26639c70cb4fe29a30cf5a28a05cb630d70;hb=dc2d0d0e559308ad2676f9ad973746c147d65eb9;hp=a213369207ea3e1ed2573aee31ab596089ece6cb;hpb=c5002a222d88d4872baea6db5b3e82437307c0ac;p=metze%2Fctdb%2Fwip.git

diff --git a/config/ctdb.init b/config/ctdb.init
index a2133692..7dfdd266 100755
--- a/config/ctdb.init
+++ b/config/ctdb.init
@@ -1,28 +1,29 @@
 #!/bin/sh
 #
 ##############################
-# init info for redhat distros
-# chkconfig: - 90 36
-# description: Starts and stops the clustered tdb daemon
-# pidfile: /var/run/ctdbd/ctdbd.pid
-##############################
+# ctdb:                        Starts the clustered tdb daemon
+#
+# chkconfig:           - 90 01
+#
+# description:                 Starts and stops the clustered tdb daemon
+# pidfile:             /var/run/ctdbd/ctdbd.pid
+#
 
-##############################
-# SLES/OpenSuSE init info
 ### BEGIN INIT INFO
-# Provides:       ctdb
-# Required-Start: $network
-# Required-Stop:
-# Default-Start:  3 5
+# Provides:            ctdb
+# Required-Start:      $network
+# Required-Stop:       $network
 # Default-Stop:
-# Description:    initscript for the ctdb service
+# Default-Start:       3 5
+# Short-Description:   start and stop ctdb service
+# Description:         initscript for the ctdb service
 ### END INIT INFO
 
 # Source function library.
 if [ -f /etc/init.d/functions ] ; then
-  . /etc/init.d/functions
+    . /etc/init.d/functions
 elif [ -f /etc/rc.d/init.d/functions ] ; then
-  . /etc/rc.d/init.d/functions
+    . /etc/rc.d/init.d/functions
 fi
 
 [ -f /etc/rc.status ] && {
@@ -34,110 +35,284 @@ fi
 # Avoid using root's TMPDIR
 unset TMPDIR
 
-. /etc/ctdb/functions
+[ -z "$CTDB_BASE" ] && {
+    export CTDB_BASE="/etc/ctdb"
+}
+
+. $CTDB_BASE/functions
 loadconfig network
 loadconfig ctdb
 
 # check networking is up (for redhat)
-[ "${NETWORKING}" = "no" ] && exit 0
+[ "$NETWORKING" = "no" ] && exit 0
+
+detect_init_style
+export CTDB_INIT_STYLE
+
+ctdbd=${CTDBD:-/usr/sbin/ctdbd}
+
+if [ "$CTDB_VALGRIND" = "yes" ]; then
+    init_style="valgrind"
+else
+    init_style="$CTDB_INIT_STYLE"
+fi
+
+build_ctdb_options () {
+
+    maybe_set () {
+	# If the 2nd arg is null then return - don't set anything.
+	# Else if the 3rd arg is set and it doesn't match the 2nd arg
+	# then return
+	[ -z "$2" -o \( -n "$3" -a "$3" != "$2" \) ] && return
+
+	val="'$2'"
+	case "$1" in
+	    --*) sep="=" ;;
+	    -*)  sep=" " ;;
+	esac
+	# For these options we're only passing a value-less flag.
+	[ -n "$3" ] && {
+	    val=""
+	    sep=""
+	}
+
+	CTDB_OPTIONS="${CTDB_OPTIONS}${CTDB_OPTIONS:+ }${1}${sep}${val}"
+    }
+
+    [ -z "$CTDB_RECOVERY_LOCK" ] && {
+        echo "No recovery lock specified. Starting CTDB without split brain prevention"
+    }
+    maybe_set "--reclock"                "$CTDB_RECOVERY_LOCK"
+
+    # build up CTDB_OPTIONS variable from optional parameters
+    maybe_set "--logfile"                "$CTDB_LOGFILE"
+    maybe_set "--nlist"                  "$CTDB_NODES"
+    maybe_set "--socket"                 "$CTDB_SOCKET"
+    maybe_set "--public-addresses"       "$CTDB_PUBLIC_ADDRESSES"
+    maybe_set "--public-interface"       "$CTDB_PUBLIC_INTERFACE"
+    maybe_set "--dbdir"                  "$CTDB_DBDIR"
+    maybe_set "--dbdir-persistent"       "$CTDB_DBDIR_PERSISTENT"
+    maybe_set "--event-script-dir"       "$CTDB_EVENT_SCRIPT_DIR"
+    maybe_set "--transport"              "$CTDB_TRANSPORT"
+    maybe_set "-d"                       "$CTDB_DEBUGLEVEL"
+    maybe_set "--notification-script"    "$CTDB_NOTIFY_SCRIPT"
+    maybe_set "--start-as-disabled"      "$CTDB_START_AS_DISABLED"    "yes"
+    maybe_set "--start-as-stopped "      "$CTDB_START_AS_STOPPED"     "yes"
+    maybe_set "--no-recmaster"           "$CTDB_CAPABILITY_RECMASTER" "no"
+    maybe_set "--no-lmaster"             "$CTDB_CAPABILITY_LMASTER"   "no"
+    maybe_set "--lvs --single-public-ip" "$CTDB_LVS_PUBLIC_IP"
+    maybe_set "--script-log-level"       "$CTDB_SCRIPT_LOG_LEVEL"
+    maybe_set "--log-ringbuf-size"       "$CTDB_LOG_RINGBUF_SIZE"
+    maybe_set "--syslog"                 "$CTDB_SYSLOG"               "yes"
+    maybe_set "--max-persistent-check-errors" "$CTDB_MAX_PERSISTENT_CHECK_ERRORS"
+}
+
+check_tdb () {
+	local PDBASE=$1
+
+	local TDBTOOL_HAS_CHECK=`echo "help" | /usr/bin/tdbtool | grep check | wc -l`
+
+	test x"$TDBTOOL_HAS_CHECK" = x"1" && {
+		#
+		# Note tdbtool always exits with 0
+		#
+		local OK=`/usr/bin/tdbtool $PDBASE check | grep "Database integrity is OK" | wc -l`
+		test x"$OK" = x"1" || {
+			return 1;
+		}
+
+		return 0;
+	}
+
+	/usr/bin/tdbdump $PDBASE >/dev/null 2>/dev/null || {
+		return $?;
+	}
+
+	return 0;
+}
+
+check_persistent_databases () {
+    PERSISTENT_DB_DIR="${CTDB_DBDIR:-/var/ctdb}/persistent"
+    mkdir -p $PERSISTENT_DB_DIR 2>/dev/null
+    local ERRCOUNT=$CTDB_MAX_PERSISTENT_CHECK_ERRORS
+
+    test -z "$ERRCOUNT" && {
+	ERRCOUNT="0"
+    }
+    test x"$ERRCOUNT" != x"0" && {
+	return 0;
+    }
+    for PDBASE in `ls $PERSISTENT_DB_DIR/*.tdb.[0-9] 2>/dev/null`; do
+	check_tdb $PDBASE || {
+	    echo "Persistent database $PDBASE is corrupted! CTDB will not start."
+	    return 1
+	}
+    done
+}
+
+set_ctdb_variables () {
+    # set any tunables from the config file
+    set | grep ^CTDB_SET_ | cut -d_ -f3- | 
+    while read v; do
+	varname=`echo $v | cut -d= -f1`
+	value=`echo $v | cut -d= -f2`
+	ctdb setvar $varname $value || RETVAL=1
+    done || exit 1
+}
 
-[ -z "$CTDB_RECOVERY_LOCK" ] && {
-    echo "You must configure the location of the CTDB_RECOVERY_LOCK"
-    exit 1
+set_retval() {
+    return $1
 }
-CTDB_OPTIONS="$CTDB_OPTIONS --reclock=$CTDB_RECOVERY_LOCK"
-
-# build up CTDB_OPTIONS variable from optional parameters
-[ -z "$CTDB_LOGFILE" ]          || CTDB_OPTIONS="$CTDB_OPTIONS --logfile=$CTDB_LOGFILE"
-[ -z "$CTDB_NODES" ]            || CTDB_OPTIONS="$CTDB_OPTIONS --nlist=$CTDB_NODES"
-[ -z "$CTDB_SOCKET" ]           || CTDB_OPTIONS="$CTDB_OPTIONS --socket=$CTDB_SOCKET"
-[ -z "$CTDB_PUBLIC_ADDRESSES" ] || CTDB_OPTIONS="$CTDB_OPTIONS --public-addresses=$CTDB_PUBLIC_ADDRESSES"
-[ -z "$CTDB_PUBLIC_INTERFACE" ] || CTDB_OPTIONS="$CTDB_OPTIONS --public-interface=$CTDB_PUBLIC_INTERFACE"
-[ -z "$CTDB_DBDIR" ]            || CTDB_OPTIONS="$CTDB_OPTIONS --dbdir=$CTDB_DBDIR"
-[ -z "$CTDB_EVENT_SCRIPT" ]     || CTDB_OPTIONS="$CTDB_OPTIONS --event-script $CTDB_EVENT_SCRIPT"
-[ -z "$CTDB_TRANSPORT" ]        || CTDB_OPTIONS="$CTDB_OPTIONS --transport $CTDB_TRANSPORT"
-[ -z "$CTDB_DEBUGLEVEL" ]       || CTDB_OPTIONS="$CTDB_OPTIONS -d $CTDB_DEBUGLEVEL"
-
-if [ -x /sbin/startproc ]; then
-    init_style="suse"
-else if [ -x /sbin/start-stop-daemon ]; then
-	init_style="ubuntu"
+
+ctdbd=${CTDBD:-/usr/sbin/ctdbd}
+
+start() {
+    echo -n $"Starting ctdbd service: "
+
+    ctdb ping >/dev/null 2>&1 && {
+	echo $"CTDB is already running"
+	return 0
+    }
+
+    build_ctdb_options
+
+    check_persistent_databases || return $?
+
+    if [ "$CTDB_SUPPRESS_COREFILE" = "yes" ]; then
+	ulimit -c 0
     else
-	init_style="redhat"
+	ulimit -c unlimited
     fi
-fi
 
-start() {
-        killall -q ctdbd
-	echo -n $"Starting ctdbd service: "
+    case $init_style in
+	valgrind)
+	    eval valgrind -q --log-file=/var/log/ctdb_valgrind \
+		$ctdbd --valgrinding "$CTDB_OPTIONS"
+	    RETVAL=$?
+	    echo
+	    ;;
+	suse)
+	    eval startproc $ctdbd "$CTDB_OPTIONS"
+	    rc_status -v
+	    RETVAL=$?
+	    ;;
+	redhat)
+	    eval $ctdbd "$CTDB_OPTIONS"
+	    RETVAL=$?
+	    [ $RETVAL -eq 0 ] && success || failure
+	    echo
+	    [ $RETVAL -eq 0 ] && touch /var/lock/subsys/ctdb || RETVAL=1
+	    ;;
+	debian)
+	    eval start-stop-daemon --start --quiet --background \
+		--exec $ctdbd -- "$CTDB_OPTIONS"
+	    RETVAL=$?
+	    ;;
+    esac
+
+    sleep 1
+
+    set_ctdb_variables
+
+    return $RETVAL
+}
+
+stop() {
+    echo -n $"Shutting down ctdbd service: "
+    pkill -0 -f $ctdbd || {
+	echo -n "  Warning: ctdbd not running ! "
 	case $init_style in
 	    suse)
-		startproc /usr/sbin/ctdbd $CTDB_OPTIONS
 		rc_status -v
 		;;
 	    redhat)
-		daemon ctdbd $CTDB_OPTIONS
-		RETVAL=$?
-		echo
-		[ $RETVAL -eq 0 ] && touch /var/lock/subsys/ctdb || RETVAL=1
-		return $RETVAL
-		;;
-	    ubuntu)
-		start-stop-daemon --start --quiet --background --exec /usr/sbin/ctdbd -- $CTDB_OPTIONS
-		return $?
+		echo ""
 		;;
 	esac
-}	
+	return 0
+    }
+    ctdb shutdown >/dev/null 2>&1
+    RETVAL=$?
+    count=0
+    while pkill -0 -f $ctdbd ; do
+	sleep 1
+	count=$(($count + 1))
+	[ $count -gt 10 ] && {
+	    echo -n $"killing ctdbd "
+	    pkill -9 -f $ctdbd
+	    pkill -9 -f $CTDB_BASE/events.d/
+	}
+    done
+    case $init_style in
+	suse)
+	    # re-set the return code to the recorded RETVAL in order
+	    # to print the correct status message
+	    set_retval $RETVAL
+	    rc_status -v
+	    ;;
+	redhat)
+            [ $RETVAL -eq 0 ] && success || failure
+	    [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/ctdb
+	    echo ""
+	    ;;
+    esac
+    return $RETVAL
+}
 
-stop() {
-	echo -n $"Shutting down ctdbd service: "
-	ctdb shutdown
+restart() {
+    stop
+    start
+}
+
+status() {
+    echo -n $"Checking for ctdbd service: "
+    ctdb ping >/dev/null 2>&1 || {
 	RETVAL=$?
+	echo -n "  ctdbd not running. "
 	case $init_style in
 	    suse)
+		set_retval $RETVAL
 		rc_status -v
 		;;
 	    redhat)
-		echo
-		[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/ctdb
-		echo ""
-		return $RETVAL
+		if [ -f /var/lock/subsys/ctdb ]; then
+			echo $"ctdb dead but subsys locked"
+			RETVAL=2
+		else
+			echo $"ctdb is stopped"
+			RETVAL=3
+		fi
 		;;
 	esac
-}	
-
-restart() {
-	stop
-	start
-}	
-
-status() {
-	ctdb status
-}	
+	return $RETVAL
+    }
+    echo ""
+    ctdb status
+}
 
 
 case "$1" in
-  start)
+    start)
   	start
 	;;
-  stop)
+    stop)
   	stop
 	;;
-  restart)
+    restart|reload|force-reload)
   	restart
 	;;
-  status)
+    status)
   	status
 	;;
-  condrestart)
+    condrestart|try-restart)
   	ctdb status > /dev/null && restart || :
 	;;
-  cron)
+    cron)
 	# used from cron to auto-restart ctdb
   	ctdb status > /dev/null || restart
 	;;
-  *)
-	echo $"Usage: $0 {start|stop|restart|status|cron|condrestart}"
+    *)
+	echo $"Usage: $0 {start|stop|restart|reload|force-reload|status|cron|condrestart|try-restart}"
 	exit 1
 esac