OPTIONS_DEFAULT=GARB

GARB_DESC=	Galera Arbitrator

GARB_USE=	RC_SUBR=garb

.if ${OSVERSION} > 1000000

BUILD_DEPENDS+=	asio>=0:${PORTSDIR}/net/asio

RUN_DEPENDS+=	asio>=0:${PORTSDIR}/net/asio

SUB_LIST=	LD_LIBRARY_PATH=$$LD_LIBRARY_PATH

.else

USE_GCC=	yes

SUB_LIST=	LD_LIBRARY_PATH=${LOCALBASE}/lib/${CC}:$$LD_LIBRARY_PATH

.endif

.endif

.if ! ${PORT_OPTIONS:MGARB}

.endif

.if ${PORT_OPTIONS:MGARB}

	${INSTALL_PROGRAM} ${WRKDIR}/${DISTNAME}/garb/garbd \

		${STAGEDIR}${PREFIX}/bin/

.endif

#!/bin/sh

#

# garb.sh for rc.d usage (c) 2013 Codership Oy

# $Id$

# PROVIDE: garb

# REQUIRE: LOGIN

# KEYWORD: shutdown

#

# Add the following line to /etc/rc.conf to enable Galera Arbitrator Daemon (garbd):

#  garb_enable (bool):         Set to "NO" by default.

#                              Set it to "YES" to enable Galera Arbitrator Daemon.

#  garb_galera_nodes (str):    A space-separated list of node addresses (address[:port]) in the cluster

#                              (default empty).

#  garb_galera_group (str):    Galera cluster name, should be the same as on the rest of the nodes.

#                              (default empty).

# Optional:

#  garb_galera_options (str):  Optional Galera internal options string (e.g. SSL settings)

#                              see http://www.codership.com/wiki/doku.php?id=galera_parameters

#                              (default empty).

#  garb_log_file (str):        Log file for garbd (default empty). Optional, by default logs to syslog

#  garb_pid_file (str):        Custum PID file path and name.

#                              Default to "/var/run/garb.pid".

#

. /etc/rc.subr

name="garb"

rcvar=garb_enable

load_rc_config $name

# set defaults

: ${garb_enable="NO"}

: ${garb_galera_nodes=""}

: ${garb_galera_group=""}

: ${garb_galera_options=""}

: ${garb_log_file=""}

: ${garb_pid_file="/var/run/garb.pid"}

procname="%%PREFIX%%/bin/garbd"

command="/usr/sbin/daemon"

command_args="-c -f -u nobody -p $garb_pid_file $procname"

start_precmd="${name}_prestart"

start_postcmd="${name}_poststart"

stop_precmd="${name}_prestop"

export LD_LIBRARY_PATH=%%LD_LIBRARY_PATH%%

garb_prestart()

{

	[ "$(id -ur)" != "0" ] && err 4 "root rights are required to start $name"

	[ -r "$garb_pid_file" ] && err 0 "$procname is already running with PID $(cat $garb_pid_file)"

	[ -x "$procname" ] || err 5 "$procname is not found"

	# check that node addresses are configured

	[ -z "$garb_galera_nodes" ] && err 6 "List of garb_galera_nodes is not configured"

	[ -z "$garb_galera_group" ] && err 6 "garb_galera_group name is not configured"

	GALERA_PORT=${GALERA_PORT:-4567}

	# Find a working node

	for ADDRESS in ${garb_galera_nodes} 0; do

		HOST=$(echo $ADDRESS | cut -d \: -f 1)

		PORT=$(echo $ADDRESS | cut -d \: -f 2)

		PORT=${PORT:-$GALERA_PORT}

		nc -z $HOST $PORT >/dev/null 2>&1 && break

	done

	[ ${ADDRESS} == "0" ] && err 1 "None of the nodes in $garb_galera_nodes is accessible"

	command_args="$command_args -a gcomm://$ADDRESS"

	[ -n "$garb_galera_group" ]   && command_args="$command_args -g $garb_galera_group"

	[ -n "$garb_galera_options" ] && command_args="$command_args -o $garb_galera_options"

	[ -n "$garb_log_file" ]       && command_args="$command_args -l $garb_log_file"

	return 0

}

garb_poststart()

{

	local timeout=15

	while [ ! -f "$garb_pid_file" -a $timeout -gt 0 ]; do

		timeout=$(( timeout - 1 ))

		sleep 1

	done

	return 0

}

garb_prestop() {

	[ "$(id -ur)" != "0" ] && err 4 "root rights are required to stop $name"

	[ -r $garb_pid_file ] || err 0 ""

	return 0

}

run_rc_command "$1"