Update logstash.init

Fixed the init.d script.

Example taken from: https://github.com/mhorbul/logstash-rpm/

pkg/rpm/SOURCES/logstash.init

@@ -1,157 +1,80 @@
-#! /bin/sh
+#!/bin/bash
-#
+# chkconfig: - 80 15
-#       /etc/rc.d/init.d/logstash
-#
-#       Starts Logstash as a daemon
-#
-# chkconfig: 2345 20 80
-# description: Starts Logstash as a daemon
-
 ### BEGIN INIT INFO
-# Provides: logstash
+# Provides:          logstash
-# Required-Start: $local_fs $remote_fs
+# Required-Start:    $all
-# Required-Stop: $local_fs $remote_fs
+# Required-Stop:     $all
-# Default-Start: 2 3 4 5
+# Default-Start:
-# Default-Stop: S 0 1 6
+# Default-Stop:      0 1 6
-# Short-Description: Logstash
+# Short-Description: Starts logstash
-# Description: Starts Logstash as a daemon.
+# Description: Logstash agent
-
 ### END INIT INFO
 
+# Source function library.
 . /etc/rc.d/init.d/functions
 
-PATH=/bin:/usr/bin:/sbin:/usr/sbin
+NAME=@@@NAME@@@
-NAME=logstash
-DESC="Logstash Daemon"
-DEFAULT=/etc/sysconfig/$NAME
 
-if [ `id -u` -ne 0 ]; then
+[ -f /etc/sysconfig/$NAME ] && . /etc/sysconfig/$NAME
-   echo "You need root privileges to run this script"
-   exit 1
-fi
 
-# The following variables can be overwritten in $DEFAULT
+LOGSTASH_USER=${NAME}
+DAEMON="@@@DAEMON@@@/${NAME}"
+SERVICE=agent
 
-export JAVA_HOME=/usr
+PID_FILE=${PIDFILE:-@@@PIDDIR@@@/${NAME}.pid}
+LOCK_FILE=${LOCKFILE:-@@@LOCKFILE@@@}
+LOG_FILE=${LOGFILE:-@@@LOGDIR@@@/${NAME}.log}
 
-# Directory where the logstash all in one jar lives
+LOGSTASH_PATH_CONF=${LOGSTASH_PATH_CONF:-@@@CONFDIR@@@}
-LS_HOME=/usr/share/logstash
+LOGSTASH_LOGLEVEL=${LOGSTASH_LOGLEVEL:-"warn"}
 
-# Additional Java OPTS
+DAEMON_OPTS="\
-LS_JAVA_OPTS="-Xmx256m -Djava.io.tmpdir=$LS_HOME/tmp"
+  -P ${PID_FILE} \
+  -l ${LOG_FILE} \
+  -f ${LOGSTASH_PATH_CONF} \
+  -v $LOGSTASH_LOGLEVEL \
+"
 
-# logstash log directory
+start() {
-LOG_DIR=/var/log/logstash
+    echo -n $"Starting ${NAME}: "
-
+    export JAVA_OPTS="$JAVA_OPTS $LOGSTASH_JAVA_OPTS"
-# logstash configuration directory
+    daemon --pidfile=${PID_FILE} --user $LOGSTASH_USER $DAEMON $SERVICE $DAEMON_OPTS
-CONF_DIR=/etc/logstash/conf.d
-
-# logstash log file
-LOG_FILE=$LOG_DIR/$NAME.log
-
-# Open File limit
-OPEN_FILES=2048
-
-# Nice level
-NICE=19
-
-# Filter threads
-FILTER_THREADS=1
-
-# End of variables that can be overwritten in $DEFAULT
-
-if [ -f "$DEFAULT" ]; then
-  . "$DEFAULT"
-fi
-
-# Define other required variables
-PID_FILE=/var/run/$NAME.pid
-
-JAVA=`which java`
-JAR="${LS_HOME}/logstash.jar"
-ARGS="${LS_JAVA_OPTS} -jar ${JAR} agent --config ${CONF_DIR} --log ${LOG_FILE} -w ${FILTER_THREADS}"
-
-is_true() {
-    if [ "x$1" = "xtrue" -o "x$1" = "xyes" -o "x$1" = "x1" ] ; then
-        return 0
-    else
-        return 1
-    fi
-}
-
-#
-# Function that starts the daemon/service
-#
-do_start()
-{
-
-  if ! is_true "$START" ; then
-    echo "logstash not configured to start, please edit $DEFAULT to enable"
-    exit 0
-  fi
-
-  if [ -z "$JAVA" ]; then
-    echo "no JDK found - $JAVA"
-    exit 1
-  fi
-
-  if ! test -e "${JAR}"; then
-    echo "Daemon $DAEMON doesn't exist"
-    exit 1
-  fi
-
-  if pidofproc -p "$PID_FILE" >/dev/null; then
-    failure
-    exit 99
-  fi
-
-  ulimit -n $OPEN_FILES
-
-  cd $LS_HOME
-  $JAVA $ARGS > /dev/null 1>&1 &
-
-  RETVAL=$?
-  local PID=`pgrep -f "${DAEMON} ${ARGS}"`
-  echo $PID > $PID_FILE
-  success
-}
-
-#
-# Function that stops the daemon/service
-#
-do_stop()
-{
-    killproc -p $PID_FILE $DAEMON
     RETVAL=$?
     echo
-    [ $RETVAL = 0 ] && rm -f ${PID_FILE}
+    [ $RETVAL -eq 0 ] && touch $LOCK_FILE
+    return $RETVAL
+}
+
+stop() {
+
+    echo -n $"Stopping ${NAME}: "
+    killproc -p ${PID_FILE} -d 10 $DAEMON
+    RETVAL=$?
+    echo
+    [ $RETVAL = 0 ] && rm -f ${LOCK_FILE} ${PID_FILE}
+    return $RETVAL
 }
 
 case "$1" in
-  start)
+    start)
-    echo -n "Starting $DESC: "
+        start
-    do_start
+        ;;
-    touch /var/lock/subsys/logstash/$NAME
+    stop)
-    ;;
+        stop
-  stop)
+        ;;
-    echo -n "Stopping $DESC: "
+    status)
-    do_stop
+        status -p ${PID_FILE} $DAEMON
-    rm /var/lock/subsys/logstash/$NAME
+        RETVAL=$?
-    ;;
+        ;;
-  restart|reload)
+    restart|force-reload)
-    echo -n "Restarting $DESC: "
+        stop
-    do_stop
+        start
-    do_start
+        ;;
-    ;;
+    *)
-  status)
+        N=/etc/init.d/${NAME}
-    echo -n "$DESC"
+        echo "Usage: $N {start|stop|restart|force-reload}" >&2
-    status -p $PID_FILE
+        RETVAL=2
-    ;;
+        ;;
-  *)
-    echo "Usage: $SCRIPTNAME {start|stop|status|restart}" >&2
-    exit 3
-    ;;
 esac
 
-echo
+exit $RETVAL
-exit 0