#!/bin/sh
#
# Copyright (c) 2009, 2010 Radim Kolar. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
#   notice, this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
#   notice, this list of conditions and the following disclaimer in the
#   documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.

# $FreeBSD: head/net/openmq/files/imq.in 340872 2014-01-24 00:14:07Z mat $

# PROVIDE: imq
# REQUIRE: DAEMON
# KEYWORD: shutdown
#
# Add the following line to /etc/rc.conf to enable Open MQ:
#
#  imq_enable="YES"
#  # optional
#  imq_data="/var/spool/imq"
#  imq_vmargs="-Xms150m -Xss128k -XX:MaxGCPauseMillis=5000"
#  imq_brokerlist="hostname1:7676,hostname2:7676"
#  imq_memory="256m"

. /etc/rc.subr

name="imq"
rcvar=imq_enable

load_rc_config $name

imq_enable=${imq_enable:-"NO"}
imq_data=${imq_data:-"/var/spool/imq"}
imq_vmargs=${imq_vmargs:-"-Xms150m -Xss128k -Xbatch -XX:MaxGCPauseMillis=5000"}
imq_memory=${imq_memory:-"256m"}

pidfile=/var/run/imq.pid
start_cmd="${name}_start"
start_precmd="${name}_build_cmdline"
command=%%PREFIX%%/imq/bin/imqbrokerd
command_args="-bgnd -silent"
command_interpreter="/bin/sh"
sigstop=INT
CONF_FILE=%%PREFIX%%/etc/mq/imqbrokerd.conf

#Check if we have enabled AUTOSTART feature, which overrides rcvar=NO
if ! checkyesno ${rcvar}; then
  if [ -f $CONF_FILE -a -r $CONF_FILE ]; then
     autostart=`grep "^AUTOSTART=" $CONF_FILE | cut -c11-`
     if checkyesno autostart; then
       eval ${rcvar}=YES
     fi
  fi
fi

imq_start()
{
  if [ -z "$rc_pid" ]; then
	   echo -n "Starting $name"
	
           # do we have memory limit defined?
	   if [ -n "$imq_memory" ]; then
                   #add imq_memory to vmargs
		   echo "$imq_vmargs" | grep -q -- '-Xmx'
		   if [ ! $? -eq 0 ]; then
		       imq_vmargs="$imq_vmargs -Xmx${imq_memory}"
		   fi
           fi
	   #run with imq_vmargs if defined
	   if [ -n "$imq_vmargs" ]; then
	        ${command} ${command_args} -vmargs "$imq_vmargs" &
           else
	   	${command} ${command_args} &
	   fi
	   echo -n $! > $pidfile
	   echo "."
  else
           echo "imq is already running with pid=$rc_pid."
  fi
}

imq_build_cmdline()
{
	# add imq_flags
        if [ -n "$imq_flags" ]; then
           command_args="$command_args $imq_flags"
        fi

	#check if RESTART feature is enabled
	if [ -f $CONF_FILE -a -r $CONF_FILE ]; then
	     autorestart=`grep "^RESTART=" $CONF_FILE | cut -c9-`
	     autoargs=`grep "^ARGS=" $CONF_FILE | cut -c6-`
	     if checkyesno autorestart; then
	       command_args="$command_args -autorestart"
	     fi
	fi

	#load aditional command line arguments from broker config file
	if [ -n $autoargs ]; then
	   echo "$autoargs" | grep -q -- '-varhome'
	   if [ ! $? -eq 0 ]; then
	       command_args="$command_args -varhome $imq_data $autoargs"
	   else
	       command_args="$command_args $autoargs"
	   fi
	fi

	#add brokerlist if not yet defined
	if [ -n "$imq_brokerlist" ]; then
	   echo "$command_args" | grep -q -- '-cluster '
	   if [ ! $? -eq 0 ]; then
	      command_args="$command_args -cluster $imq_brokerlist"
	   fi
	fi

        return 0
}

run_rc_command "$1"