annotate logstash.rc @ 13:c0150404962d

start working on building from source
author Carl Byington <carl@five-ten-sg.com>
date Sat, 06 Apr 2013 08:48:09 -0700
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children c158cae7cd26
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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 $remote_fs
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15 # Default-Start: 2 3 4 5
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16 # Default-Stop: S 0 1 6
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17 # Short-Description: Logstash
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18 # Description: Starts Logstash as a daemon.
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19 # Modified originally from https://gist.github.com/2228905#file_logstash.sh
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20
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21 ### END INIT INFO
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22
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23 # Amount of memory for Java
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24 #JAVAMEM=256M
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25
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26 . /etc/sysconfig/logstash
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27
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28 export HOME=/var/lib/logstash
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29 DESC="Logstash Daemon"
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30 JAVA=$(which java)
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31 CONFIGFILE=/etc/logstash/logstash.conf
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32 LOGFILE=/var/log/logstash/logstash.log
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33 JARNAME=/usr/local/bin/logstash.jar
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34 ARGS="-jar $JARNAME agent --config $CONFIGFILE --log $LOGFILE $AGENTARGS -- web $WEBARGS"
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35 PIDFILE=/var/run/logstash.pid
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36 base=logstash
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37
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38 # Exit if java is not installed
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39 if [ ! -x "$JAVA" ]; then
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40 echo "Couldn't find java"
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41 exit 99
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42 fi
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43
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44 . /etc/init.d/functions
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45
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46 #
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47 # Function that starts the daemon/service
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48 #
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49 do_start() {
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50 cd $HOME
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51 pid=$(
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52 exec sudo -u logstash /bin/bash - <<EOF
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53 $JAVA $ARGS &
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54 echo \$!
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55 EOF
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56 )
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57 echo $pid >$PIDFILE
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58 [ -n "$pid" ] && success $"$base startup" || failure $"$base startup"
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59 }
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60
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61
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62 #
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63 # Function that stops the daemon/service
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64 #
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65 do_stop() {
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66 killproc -p $PIDFILE logstash
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67 }
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69
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70 case "$1" in
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71 start)
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72 echo -n "Starting $DESC: "
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73 do_start
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74 touch /var/lock/subsys/$base
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75 ;;
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76 stop)
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77 echo -n "Stopping $DESC: "
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78 do_stop
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79 rm /var/lock/subsys/$base 2>/dev/null
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80 rm $PIDFILE 2>/dev/null
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81 ;;
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82 restart)
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83 echo -n "Restarting $DESC: "
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84 do_stop
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85 do_start
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86 ;;
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87 reload)
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88 echo -n "Reloading $DESC: "
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89 pid=$(cat $PIDFILE)
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90 [ -n "$pid" ] && pkill -HUP -u logstash -P $pid
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91 ;;
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92 status)
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93 echo -n "$base "
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94 status -p $PIDFILE
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95 ;;
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96 *)
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97 echo "Usage: service $base {start|stop|status|restart}" >&2
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98 exit 3
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99 ;;
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100 esac
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101
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102 echo
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103 exit 0