Add RHEL support

Makefile

@@ -44,12 +44,15 @@ vendor-clean:
 	$(MAKE) -C vendor/zeromq/ clean
 	$(MAKE) -C vendor/zlib/ clean
 
+rpm: OS=rhel
+deb: OS=debian
+
 rpm deb: PREFIX=/opt/logstash-forwarder
 rpm deb: | build-all
 	fpm -s dir -t $@ -n logstash-forwarder -v $(VERSION) \
 		--replaces logstash-forwarder \
-                --after-install logstash-forwarder.postinst \
-                --after-remove logstash-forwarder.remove \
+                --after-install logstash-forwarder.$(OS).postinst \
+                --after-remove logstash-forwarder.$(OS).remove \
 		--exclude '*.a' --exclude 'lib/pkgconfig/zlib.pc' \
 		--description "a log shipping tool" \
 		--url "https://github.com/elasticsearch/logstash-forwarder" \
@@ -59,7 +62,7 @@ rpm deb: | build-all
                 logstash-forwarder.conf=/etc/logstashforwarder/config.json.example \
                 logstash-forwarder.default=/etc/default/logstash-forwarder \
                 logstash-forwarder.logrotate=/etc/logrotate.d/logstash-forwarder \
-		logstash-forwarder.init=/etc/init.d/logstash-forwarder
+		logstash-forwarder.$(OS).init=/etc/init.d/logstash-forwarder
 
 # Vendor'd dependencies
 # If VENDOR contains 'zeromq' download and build it.

logstash-forwarder.rhel.init

+#! /bin/sh
+### BEGIN INIT INFO
+# Provides:          logstash-forwarder
+# Required-Start:    $remote_fs $syslog
+# Required-Stop:     $remote_fs $syslog
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Example initscript
+# Description:       This file should be used to construct scripts to be
+#                    placed in /etc/init.d.
+### END INIT INFO
+
+# Author: Jordan Sissel <jordan.sissel@dreamhost.com>
+
+# PATH should only include /usr/* if it runs after the mountnfs.sh script
+PATH=/sbin:/usr/sbin:/bin:/usr/bin
+DESC="log shipper"
+NAME=logstash-forwarder
+DAEMON=/opt/logstash-forwarder/bin/logstash-forwarder
+DAEMON_ARGS="-config /etc/logstashforwarder/config.json -spool-size 100 -log-to-syslog"
+PIDFILE=/var/run/$NAME.pid
+SCRIPTNAME=/etc/init.d/$NAME
+LOGFILE=/var/log/$NAME.log
+
+[ -r /etc/default/$NAME ] && . /etc/default/$NAME
+. /etc/rc.d/init.d/functions
+
+COMMAND="cd /var/run; exec $DAEMON $DAEMON_ARGS"
+
+do_start() {
+  if [ -z "$DAEMON" ]; then
+    echo "not found - $DAEMON"
+    exit 1
+  fi
+
+  if pidofproc -p "$PIDFILE" >/dev/null; then
+    exit 0
+  fi
+
+  exec $DAEMON $DAEMON_ARGS >> $LOGFILE 2>&1 < /dev/null &
+  RETVAL=$?
+  local PID=$!
+  usleep 500000
+  echo $PID > $PIDFILE
+}
+
+do_stop()
+{
+    killproc -p $PIDFILE $DAEMON
+    RETVAL=$?
+    echo
+    [ $RETVAL = 0 ] && rm -f ${PIDFILE}
+}
+
+case "$1" in
+  start)
+    echo "Starting $DESC" "$NAME"
+    do_start
+    ;;
+  stop)
+    echo "Stopping $DESC" "$NAME"
+    do_stop
+    ;;
+  status)
+    echo -n "Status of $DESC"
+    status -p $PIDFILE
+    exit $?
+    ;;
+  restart|force-reload)
+    echo "Restarting $DESC" "$NAME"
+    do_stop
+    do_start
+    ;;
+  *)
+    echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
+    exit 3
+    ;;
+esac
+
+:

logstash-forwarder.rhel.postinst

+#! /bin/sh
+chkconfig --add logstash-forwarder
+service logstash-forwarder restart

logstash-forwarder.rhel.remove

+#! /bin/sh
+service logstash-forwarder stop
+chkconfig --del logstash-forwarder