#! /bin/sh
set -e

### BEGIN INIT INFO
# Provides:          postfix mail-transport-agent
# Required-Start:    $local_fs $remote_fs $syslog $named $network $time
# Required-Stop:     $local_fs $remote_fs $syslog $named $network
# Should-Start:      postgresql mysql clamav-daemon postgrey spamassassin saslauthd dovecot
# Should-Stop:       postgresql mysql clamav-daemon postgrey spamassassin saslauthd dovecot
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Postfix Mail Transport Agent
# Description:       postfix is a Mail Transport agent
### END INIT INFO

PATH=/bin:/usr/bin:/sbin:/usr/sbin
DAEMON=/usr/sbin/postfix
unset TZ

[ -x $DAEMON ] && [ -f /etc/postfix/main.cf ] || exit 0

. /lib/lsb/init-functions

case "$1" in

    (start) # iterate: quiet-if-already-running, skip disabled instances
	log_daemon_msg "Starting the Postfix mail system"
	rc=0 && postmulti -x "$0" internal-instance-$1 || rc=$?
	log_end_msg $rc
    ;;
    (internal-instance-start)
	[ yes = $multi_instance_enable ] || exit 0
	$daemon_directory/master -t 2>/dev/null || exit 0 # already running
	log_progress_msg ${multi_instance_name:-$config_directory}
	err=$($DAEMON start 2>&1) || { echo "$err" >&2; exit 1; }
    ;;

    (stop) # iterate: quiet-if-not-running
	log_daemon_msg "Stopping the Postfix mail system"
	rc=0 && postmulti -x "$0" internal-instance-$1 || rc=$?
	log_end_msg $rc
    ;;
    (internal-instance-stop) # do not fail if already stopped
	$daemon_directory/master -t 2>/dev/null && exit 0
	log_progress_msg ${multi_instance_name:-$config_directory}
	err=$($DAEMON stop 2>&1) || { echo "$err" >&2; exit 1; }
    ;;

    (status)
	postmulti -x "$0" internal-instance-status
    ;;
    (internal-instance-status) # no fail if a disabled instance is not running
	$DAEMON status || [ yes != $multi_instance_enable ]
    ;;

    (status|reload|force-reload|flush|check|abort)
	$DAEMON ${1#force-} || { log_end_msg 1; exit 1; }
    ;;

    restart)
        $0 stop || :
        $0 start
    ;;

    (*)
	log_action_msg "Usage: /etc/init.d/postfix {start|stop|restart|reload|force-reload|flush|check|abort|status}"
	exit 1
    ;;

esac