#!/bin/sh

# PROVIDE: sympa
# REQUIRE: LOGIN cleanvar %%REQ_MYSQL%% %%REQ_PGSQL%% 
# KEYWORD: shutdown

# Written by Michel Bouissou  20/07/2000
#
# Modified by Olivier Salaun 27/07/2000
#    - translations
#    - lang parameter deleted (defined in sympa.conf)
#    - introduced --VARS-- parsed by Makefile
#    - no more sympauser since sympa sets its UID
# Modified by Michel Bouissou  27/07/2000
# Modified by Eimar Koort 27/02/2013
# 	- optimized for FreeBSD
#
# sympa_enable (bool):	Set to NO by default.
# 			Set it to YES to enable sympa.
#

. /etc/rc.subr

name=sympa
rcvar=sympa_enable

load_rc_config $name

: ${sympa_enable:=no}

start_cmd=sympa_start
stop_cmd=sympa_stop
status_cmd=sympa_status
extra_commands=status

sympadir=%%PREFIX%%/libexec/sympa

sympaconf=%%ETCDIR%%/sympa.conf
echo_opt="-n"

sub_status()
{
	# Test syntax.
	if [ $# = 0 ] ; then
		echo "Usage: sub_status {program}"
		return 1
	fi
	# First try "/u1/home/sympa/*.pid" files
	if [ -f /var/run/sympa/$1.pid ] ; then
		pid=`head -1 /var/run/sympa/$1.pid | tr -s ' ' '|'`
		if [ "$pid" != "" ] ; then
			running=`ps -axw | grep "^[[:space:]]*$pid[[:space:]]"`
			if [ "$running" != "" ]; then
				echo "$1 (pid(s) $pid) is active..."
				return 0
					else
				echo "$1 died, pid file remains."
				return 1
			fi
		fi
	fi
	echo "$1 is stopped."
	return 3
}

sub_module_start()
{
	# Start a module
	if [ $# = 0 ] ; then
		echo "Usage: sub_module_start {program}"
		return 1
	fi
	$sympadir/$1.pl $startparam && echo "success" || echo "failure"
}

sub_start()
{
	# Test state of module before startup
	if [ $# = 0 ] ; then
		echo "Usage: sub_start {program}"
		return 1
	fi
	sub_status $1 > /dev/null
	case "$?" in
		3)
			echo $echo_opt "Starting module $1.pl: "
			sub_module_start $1
			;;
		1) 
			echo $echo_opt "Starting $1, overwriting old pid file."
			sub_module_start $1
			;;
		0)
			echo "$1 seems active. No action will be taken."
			echo "Try \"sympa status\" or \"sympa restart"\".
			;;
	esac
}

sub_stop()
{
    # Stop a module
    if [ $# = 0 ] ; then
	echo "Usage: sub_stop {program}"
	return 1
    fi
 
    if [ -f /var/run/sympa/$1.pid ]; then
	echo $echo_opt "Stopping module $1.pl: "
	pids=`head -1 /var/run/sympa/$1.pid`
	runcount=0
	if [ "$pids" != "" ]; then
	    for pid in $pids; do
		killcount=0
		running=`ps -axw | grep "^[[:space:]]*$pid[[:space:]].*$1\\.pl"`
		while [ "$running" != "" ]; do
		    if [ $killcount -gt 10 ]; then
			echo 'failure'
			return 3
		    fi

		    kill -TERM $pid >/dev/null 2>&1
		    running=`ps -axw | grep "^[[:space:]]*$pid[[:space:]].*$1\\.pl"`
		    if [ "$running" = "" ]; then
			runcount=`expr $runcount + 1`
			break
		    fi
		    sleep 2
		    running=`ps -axw | grep "^[[:space:]]*$pid[[:space:]].*$1\\.pl"`
		    if [ "$running" = "" ]; then
			runcount=`expr $runcount + 1`
			break
		    fi
		    killcount=`expr $killcount + 1`
		done
	    done
	fi
	if [ $runcount -gt 0 ]; then
		echo 'success'
	else
	    echo 'died'
	fi
    else
	echo "Module $1.pl not running"
    fi
    return 0
}

sympa_check_config()
{
	# Check config files
	[ -d $sympadir ] || exit 0
	[ -f $sympaconf ] || exit 0
}

sympa_start()
{
	sympa_check_config
	if [ ! -f /var/spool/lock/sympa ]; then
		echo "Starting Sympa subsystem: "
		sub_start sympa_msg
		sub_start bulk
		sub_start archived
		sub_start bounced
		sub_start task_manager
		touch /var/spool/lock/sympa
	else
		echo "Sympa seems active. No action will be taken."
		echo "Try \"sympa status\" or \"sympa restart"\".
	fi
}

sympa_stop()
{
	sympa_check_config
	echo "Stopping Sympa subsystem: "
	sub_stop bounced
	sub_stop archived
	sub_stop bulk
	sub_stop sympa_msg
	if [ -f /var/run/sympa/sympa-creation.pid ]; then
		sub_stop sympa-creation
	fi
	sub_stop task_manager
	if [ -f /var/spool/lock/sympa ]; then
		rm -f /var/spool/lock/sympa
	fi
}

sympa_status()
{
	echo "Status of Sympa subsystem: "
	if [ -f /var/spool/lock/sympa ]; then
		echo "Status file for subsystem found."
	else
		echo "Status file for subsystem NOT found."
	fi
	sub_status sympa_msg
	sub_status bulk
	sub_status archived
	sub_status bounced
	sub_status task_manager
}

run_rc_command $1