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|
#!/bin/bash
#
# elasticsearch<%= @resource[:instance] %> <summary>
#
# chkconfig: 2345 80 20
# description: Starts and stops a single elasticsearch instance on this system
#
### BEGIN INIT INFO
# Provides: Elasticsearch-<%= @resource[:instance] %>
# Required-Start: $network $named
# Required-Stop: $network $named
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: This service manages the elasticsearch daemon
# Description: Elasticsearch is a very scalable, schema-free and high-performance search solution supporting multi-tenancy and near realtime search.
### END INIT INFO
#
# init.d / servicectl compatibility (openSUSE)
#
if [ -f /etc/rc.status ]; then
. /etc/rc.status
rc_reset
fi
#
# Source function library.
#
if [ -f /etc/rc.d/init.d/functions ]; then
. /etc/rc.d/init.d/functions
fi
# Sets the default values for elasticsearch variables used in this script
ES_USER="elasticsearch"
ES_GROUP="elasticsearch"
ES_HOME="/usr/share/elasticsearch"
MAX_OPEN_FILES=65536
MAX_MAP_COUNT=262144
PID_DIR="/var/run/elasticsearch"
exec="$ES_HOME/bin/elasticsearch"
prog="elasticsearch-<%= @resource[:instance] %>"
pidfile="$PID_DIR/${prog}.pid"
[ -e /etc/sysconfig/$prog ] && . /etc/sysconfig/$prog
export ES_HEAP_SIZE
export ES_HEAP_NEWSIZE
export ES_DIRECT_SIZE
export ES_JAVA_OPTS
export ES_JVM_OPTIONS
export JAVA_HOME
export ES_INCLUDE
export ES_PATH_CONF
lockfile=/var/lock/subsys/$prog
# backwards compatibility for old config sysconfig files, pre 0.90.1
if [ -n $USER ] && [ -z $ES_USER ] ; then
ES_USER=$USER
fi
if [ ! -x "$exec" ]; then
echo "The elasticsearch startup script does not exists or it is not executable, tried: $exec"
exit 1
fi
checkJava() {
if [ -x "$JAVA_HOME/bin/java" ]; then
JAVA="$JAVA_HOME/bin/java"
else
JAVA=`which java`
fi
if [ ! -x "$JAVA" ]; then
echo "Could not find any executable java binary. Please install java in your PATH or set JAVA_HOME"
exit 1
fi
}
start() {
checkJava
[ -x $exec ] || exit 5
[ -f $CONF_FILE ] || exit 6
if [ -n "$MAX_OPEN_FILES" ]; then
ulimit -n $MAX_OPEN_FILES
fi
if [ -n "$MAX_LOCKED_MEMORY" ]; then
ulimit -l $MAX_LOCKED_MEMORY
fi
if [ -n "$MAX_MAP_COUNT" -a -f /proc/sys/vm/max_map_count ]; then
sysctl -q -w vm.max_map_count=$MAX_MAP_COUNT
fi
# Ensure that the PID_DIR exists (it is cleaned at OS startup time)
if [ -n "$PID_DIR" ] && [ ! -e "$PID_DIR" ]; then
mkdir -p "$PID_DIR" && chown "$ES_USER":"$ES_GROUP" "$PID_DIR"
fi
if [ -n "$pidfile" ] && [ ! -e "$pidfile" ]; then
touch "$pidfile" && chown "$ES_USER":"$ES_GROUP" "$pidfile"
fi
if [ -n "$WORK_DIR" ]; then
mkdir -p "$WORK_DIR"
chown "$ES_USER":"$ES_GROUP" "$WORK_DIR"
fi
cd $ES_HOME
echo -n $"Starting $prog: "
# if not running, start it up here, usually something like "daemon $exec"
daemon --user $ES_USER --pidfile $pidfile $exec -p $pidfile -d <%= opt_flags.join(' ') %>
retval=$?
echo
[ $retval -eq 0 ] && touch $lockfile
return $retval
}
stop() {
echo -n $"Stopping $prog: "
# stop it here, often "killproc $prog"
killproc -p $pidfile -d 20 $prog
retval=$?
echo
[ $retval -eq 0 ] && rm -f $lockfile
return $retval
}
restart() {
stop
start
}
reload() {
restart
}
force_reload() {
restart
}
rh_status() {
# run checks to determine if the service is running or use generic status
status -p $pidfile $prog
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart)
$1
;;
reload)
rh_status_q || exit 7
$1
;;
force-reload)
force_reload
;;
status)
rh_status
;;
condrestart|try-restart)
rh_status_q || exit 0
restart
;;
*)
echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
exit 2
esac
exit $?
|
