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|
#! /bin/sh
### BEGIN INIT INFO
# Provides: zookeeper
# Required-Start: $remote_fs
# Required-Stop: $remote_fs
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: centralized coordination service
# Description: ZooKeeper is a centralized service for maintaining
# configuration information, naming, providing distributed
# synchronization, and providing group services.
### END INIT INFO
# Author: Foo Bar <foobar@baz.org>
#
# Please remove the "Author" lines above and replace them
# with your own name if you copy and modify this script.
# Do NOT "set -e"
ZOOBINDIR="<%= scope.lookupvar("zookeeper::service::_zoo_dir") %>/bin"
ZOOCFGDIR=<%= scope.lookupvar("zookeeper::cfg_dir") %>
ZOOCFG="$ZOOCFGDIR/zoo.cfg"
ZOO_LOG_DIR=<%= scope.lookupvar("zookeeper::log_dir") %>
[ -r "$ZOOCFGDIR/<%= scope.lookupvar("zookeeper::environment_file") %>" ] || exit 0
. "$ZOOCFGDIR/<%= scope.lookupvar("zookeeper::environment_file") %>"
[ -e "$ZOOCFGDIR/java.env" ] && . "$ZOOCFGDIR/java.env"
[ "x$ZOO_LOG4J_PROP" = "x" ] && ZOO_LOG4J_PROP="<%= scope.lookupvar("zookeeper::log4j_prop") %>"
# PATH should only include /usr/* if it runs after the mountnfs.sh script
#
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="centralized coordination service"
SCRIPTNAME=/etc/init.d/$NAME
# Read configuration variable file if it is present
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
for f in ${ZOOBINDIR}/../zookeeper-*.jar
do
CLASSPATH="$CLASSPATH:$f"
done
ZOOLIBDIR=${ZOOLIBDIR:-$ZOOBINDIR/../lib}
for i in "$ZOOLIBDIR"/*.jar
do
CLASSPATH="$CLASSPATH:$i"
done
#add the zoocfg dir to classpath
CLASSPATH=$ZOOCFGDIR:$CLASSPATH
# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh
# Define LSB log_* functions.
# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
. /lib/lsb/init-functions
is_running()
{
start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $JAVA --user $USER --test > /dev/null \
|| return 1
return 0
}
#
# Function that starts the daemon/service
#
do_start()
{
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
is_running || return 1
if [ ! -d $PIDDIR ]
then
mkdir -p $PIDDIR
fi
chown $USER:$GROUP $PIDDIR
if [ ! -d $ZOO_LOG_DIR ]
then
mkdir -p $ZOO_LOG_DIR
fi
chown $USER:$GROUP $ZOO_LOG_DIR
start-stop-daemon --start --quiet \
--pidfile $PIDFILE \
--make-pidfile \
--chuid $USER:$GROUP \
--background \
--exec $JAVA -- \
-cp $CLASSPATH \
$JAVA_OPTS \
$JVM_FLAGS \
-Dzookeeper.log.dir=${ZOO_LOG_DIR} \
-Dzookeeper.root.logger=${ZOO_LOG4J_PROP} \
$ZOOMAIN $ZOOCFG \
|| return 2
}
#
# Function that stops the daemon/service
#
do_stop()
{
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
is_running && return 1
start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE
RETVAL="$?"
[ "$RETVAL" = 2 ] && return 2
# Many daemons don't delete their pidfiles when they exit.
[ "$RETVAL" = 0 ] && rm -f $PIDFILE
return "$RETVAL"
}
case "$1" in
start)
if [ "x$JMXDISABLE" = "x" ]
then
[ "$VERBOSE" != no ] && log_action_msg "$NAME: JMX enabled by default"
# for some reason these two options are necessary on jdk6 on Ubuntu
# accord to the docs they are not necessary, but otw jconsole cannot
# do a local attach
JAVA_OPTS="$JAVA_OPTS -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.local.only=$JMXLOCALONLY"
else
[ "$VERBOSE" != no ] && log_action_msg "$NAME: JMX disabled by user request"
fi
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
do_start
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
stop)
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
do_stop
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
status)
status_of_proc -p $PIDFILE "$NAME" "$NAME" && exit 0 || exit $?
;;
restart|force-reload)
#
# If the "reload" option is implemented then remove the
# 'force-reload' alias
#
log_daemon_msg "Restarting $DESC" "$NAME"
do_stop
case "$?" in
0|1)
do_start
case "$?" in
0) log_end_msg 0 ;;
1) log_end_msg 1 ;; # Old process is still running
*) log_end_msg 1 ;; # Failed to start
esac
;;
*)
# Failed to stop
log_end_msg 1
;;
esac
;;
*)
echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
exit 3
;;
esac
:
|
