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1 #!/bin/bash
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2 #
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3 # /etc/rc.d/init.d/logstash
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4 #
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5 # Starts Logstash as a daemon
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6 #
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7 # chkconfig: 2345 20 80
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8 # description: Starts Logstash as a daemon
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9 # pidfile: /var/run/logstash.pid
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10
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11 ### BEGIN INIT INFO
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12 # Provides: logstash
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13 # Required-Start: $local_fs $remote_fs
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14 # Required-Stop: $local_fs $remote_fs
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15 # Default-Start: 2 3 4 5
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16 # Default-Stop: S 0 1 6
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17 # Short-Description: Logstash
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18 # Description: Starts Logstash as a daemon.
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19 # Modified originally from https://gist.github.com/2228905#file_logstash.sh
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20
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21 ### END INIT INFO
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22
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23 # Amount of memory for Java
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24 #JAVAMEM=256M
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25
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26 export HOME=/var/lib/logstash
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27 DESC="Logstash Daemon"
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28 JAVA=$(which java)
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29 CONFIGFILE=/etc/logstash/logstash.conf
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30 LOGFILE=/var/log/logstash/logstash.log
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31 JARNAME=/usr/local/bin/logstash.jar
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32 ARGS="-jar ${JARNAME} agent -vvv --config ${CONFIGFILE} --log ${LOGFILE} -- web --backend elasticsearch://127.0.0.1/?local"
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33 SCRIPTNAME=/etc/rc.d/init.d/logstash
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34 PIDFILE=/var/run/logstash.pid
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35 base=logstash
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36
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37 # Exit if java is not installed
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38 if [ ! -x "$JAVA" ]; then
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39 echo "Couldn't find $JAVA"
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40 exit 99
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41 fi
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42
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43 . /etc/init.d/functions
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44
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45 #
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46 # Function that starts the daemon/service
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47 #
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48 do_start() {
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49 cd $HOME
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50 pid=$(su logstash -c 'echo -e "'"$JAVA $ARGS"' </dev/null >'"$LOGFILE"' 2>&1 & \n echo \$!" | bash')
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51 echo $pid >$PIDFILE
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52 [ -n "$pid" ] && success $"$base startup" || failure $"$base startup"
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53 }
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54
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55
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56 #
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57 # Function that stops the daemon/service
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58 #
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59 do_stop() {
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60 killproc -p $PIDFILE logstash
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61 }
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62
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63
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64 case "$1" in
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65 start)
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66 echo -n "Starting $DESC: "
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67 do_start
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68 touch /var/lock/subsys/$base
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69 ;;
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70 stop)
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71 echo -n "Stopping $DESC: "
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72 do_stop
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73 rm /var/lock/subsys/$base 2>/dev/null
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74 rm $PIDFILE 2>/dev/null
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75 ;;
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76 restart)
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77 echo -n "Restarting $DESC: "
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78 do_stop
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79 do_start
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80 ;;
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81 reload)
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82 echo -n "Reloading $DESC: "
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83 pid=$(cat $PIDFILE)
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84 [ -n "$pid" ] && pkill -HUP -u logstash -P $pid
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85 ;;
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86 status)
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87 status -p $PIDFILE
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88 ;;
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89 *)
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90 echo "Usage: $SCRIPTNAME {start|stop|status|restart}" >&2
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91 exit 3
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92 ;;
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93 esac
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94
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95 echo
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96 exit 0
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