#!/bin/sh

# $FreeBSD$
#
# PROVIDE: consul
# REQUIRE: LOGIN
# KEYWORD: shutdown
#
# Add consul_enable="YES" to /etc/rc.conf to enable Consul
#
# Additional variables you can define are:
#
# consul_user (string):       Set user to run consul.
#                             Default is "consul".
# consul_group (string):      Set group to run consul.
#                             Default is "consul".
# consul_pidfile (string):    Set full path to pid file
#                             Default is "/var/run/consul.pid"
# consul_configtest (string): Set to yes to enable Consul config validation
#                             Set to NO by default
# consul_datadir (dir):       Set dir to run consul in.
#                             Default is "/var/db/consul"
# consul_syslog_output_enable (bool):  Set to YES to enable syslog output
#                                      Default is "NO". See daemon(8).
# consul_syslog_output_priority (str): Set syslog priority if syslog enabled.
#                                      Default is "info". See daemon(8).
# consul_syslog_output_facility (str): Set to YES to enable syslog output
#                                      Default is "daemon". See daemon(8).
#
# see rc.subr(8) for additional variables and options
#

. /etc/rc.subr

name=consul
rcvar=consul_enable

load_rc_config $name

: ${consul_enable:="NO"}
: ${consul_syslog_output_enable:="NO"}
: ${consul_user:="consul"}
: ${consul_group:="consul"}
: ${consul_pidfile:="/var/run/${name}.pid"}
: ${consul_configtest:="NO"}
: ${consul_datadir:="/var/db/consul"}

start_precmd="consul_start_precmd"
extra_commands="reload configtest"
configtest_cmd="consul_checkconfig"

# backwards compatibility
if [ -n "${consul_dir}" ]; then
        consul_datadir=${consul_dir}
fi

if checkyesno consul_syslog_output_enable; then
        consul_syslog_output_flags="-T ${name}"

        if [ -n "${consul_syslog_output_priority}" ]; then
                consul_syslog_output_flags="${consul_syslog_output_flags} -s ${consul_syslog_output_priority}"
        fi  

        if [ -n "${consul_syslog_output_facility}" ]; then
                consul_syslog_output_flags="${consul_syslog_output_flags} -l ${consul_syslog_output_facility}"
        fi  
fi  

if checkyesno consul_configtest; then
        restart_precmd="consul_checkconfig"
        reload_precmd="consul_checkconfig"
fi

pidfile=${consul_pidfile}
procname="/usr/local/bin/consul"
command="/usr/sbin/daemon"
command_args="-f -t ${name} ${consul_syslog_output_flags} -p ${pidfile} /usr/bin/env ${consul_env} ${procname} agent -data-dir=${consul_datadir} -config-dir=/usr/local/etc/consul.d ${consul_args}"

consul_start_precmd()
{
        if [ ! -e ${pidfile} ]; then
                install -o ${consul_user} -g ${consul_group} /dev/null ${pidfile}
        fi

        if [ ! -d ${consul_datadir} ]; then
                install -d -m 0750 -o ${consul_user} -g ${consul_group} ${consul_datadir}
        fi

        if [ ! -d /usr/local/etc/consul.d ]; then
		install -d -m 0750 -o ${consul_user} -g ${consul_group} /usr/local/etc/consul.d
	fi
}

consul_checkconfig()
{
	echo "Performing sanity check on ${name} configuration:"
	eval ${procname} validate "/usr/local/etc/consul.d"
}

run_rc_command "$1"
