#! /bin/sh
### BEGIN INIT INFO
# Provides:          koha-common
# Required-Start:    $remote_fs
# Required-Stop:     $remote_fs
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start Zebra server for each Koha instance
# Description:       For each enabled Koha instance on this host,
#                    as listed by "koha-list --enabled", start a Zebra
#                    server (using koha-start-zebra).
### END INIT INFO

# Author: Lars Wirzenius <lars@catalyst.net.nz>

# Do NOT "set -e"

# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="Koha ILS"
NAME="koha-common"
SCRIPTNAME=/etc/init.d/$NAME

# Exit if the package is not installed
[ -x /usr/sbin/koha-start-zebra ] || exit 0

# Read configuration variable file if it is present
if [ -r /etc/default/$NAME ]; then
    # Debian / Ubuntu
    . /etc/default/$NAME
elif [ -r /etc/sysconfig/$NAME ]; then
    # RedHat / SuSE
    . /etc/sysconfig/$NAME
fi

# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh

# Define LSB log_* functions.
# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
. /lib/lsb/init-functions

# include helper functions
if [ -f "/usr/share/koha/bin/koha-functions.sh" ]; then
    . "/usr/share/koha/bin/koha-functions.sh"
else
    echo "Error: /usr/share/koha/bin/koha-functions.sh not present." 1>&2
    exit 1
fi

#
# Function that starts the daemon/service
#
do_start()
{
    # We insure all required directories exist, including disabled ones.
    koha-create-dirs $(koha-list)
    koha-start-zebra $(koha-list --enabled)
    koha-start-sip $(koha-list --enabled)
    koha-plack --start --quiet $(koha-list --enabled --plack)

    if [ "$USE_INDEXER_DAEMON" = "yes" ]; then
        koha-indexer --start --quiet $(koha-list --enabled)
    fi
}

#
# Function that stops the daemon/service
#
do_stop()
{
    # We stop everything, including disabled ones.
    koha-stop-zebra $(koha-list) || true
    koha-stop-sip $(koha-list) || true
    koha-plack --stop --quiet $(koha-list --enabled --plack)

    if [ "$USE_INDEXER_DAEMON" = "yes" ]; then
        koha-indexer --stop --quiet $(koha-list --enabled)
    fi
}

#
# Function that sends a SIGHUP to the daemon/service
#
do_reload() {
    koha-restart-zebra $(koha-list --enabled)
    koha-stop-sip $(koha-list) || true
    koha-start-sip $(koha-list --enabled)
    koha-plack --restart --quiet $(koha-list --enabled --plack)

    if [ "$USE_INDEXER_DAEMON" = "yes" ]; then
        koha-indexer --restart --quiet $(koha-list --enabled)
    fi
}

#
# Function that shows the status of the zebrasrv daemon for
# enabled instances
#
zebra_status()
{
    for instance in $(koha-list --enabled); do

        log_daemon_msg "Zebra server running for instance $instance"

        if is_zebra_running $instance ; then
            log_end_msg 0
        else
            log_end_msg 1
        fi
    done
}

#
# Function that shows the status of the SIP server daemon for
# enabled instances
#
sip_status()
{
    for instance in $(koha-list --enabled --sip); do

        log_daemon_msg "SIP server running for instance $instance"

        if is_sip_running $instance ; then
            log_end_msg 0
        else
            log_end_msg 1
        fi
    done
}

#
# Function that shows the status of the Plack server daemon for
# enabled instances
#
plack_status()
{
    for instance in $(koha-list --enabled --plack); do

        log_daemon_msg "Plack server running for instance ${instance}"

        if is_plack_running $instance ; then
            log_end_msg 0
        else
            log_end_msg 1
        fi
    done
}

case "$1" in
  start)
	[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
	do_start
	case "$?" in
		0) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
		*) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
	esac
	;;
  stop)
	[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
	do_stop
	case "$?" in
		0) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
		*) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
	esac
	;;
  restart|force-reload)
	#
	# If the "reload" option is implemented then remove the
	# 'force-reload' alias
	#
	log_daemon_msg "Restarting $DESC" "$NAME"
	do_stop
	case "$?" in
	  0)
		do_start
		case "$?" in
			0) log_end_msg 0 ;;
			*) log_end_msg 1 ;; # Failed to start
		esac
		;;
	  *)
	  	# Failed to stop
		log_end_msg 1
		;;
	esac
	;;
  status)
        zebra_status
        sip_status
        plack_status
        ;;
  *)
    echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload|status}" >&2
	exit 3
	;;
esac

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