#!/bin/sh

# PROVIDE: opengist
# REQUIRE: LOGIN NETWORKING
# KEYWORD: shutdown
#
# Add the following lines to /etc/rc.conf to run opengist:
#
# opengist_enable (bool):			Set it to "YES" to enable opengist server.
# 						Default is "NO".
# opengist_user (str):				Set the user for running opengist server.
#						Default is "opengist".
# opengist_group (str):				Set the group for running opengist server.
#						Default is "opengist".
# opengist_config_file (str):			Set config file location for opengist server.
#						Default is "%%PREFIX%%/etc/${name}/config.yml".
# opengist_syslog_output_enable (bool):		Set it to "YES" for enabling output to syslogd(8)
#						Default is "NO"
# opengist_syslog_output_priority (str):	Set logging priority.
#						Default is "info"
# opengist_syslog_output_facility (str):	Set logging facility
#						Default is "daemon"
# opengist_args (str):				Extra arguments passed to opengist.
#						Default is "".

. /etc/rc.subr

name=opengist
rcvar=opengist_enable

load_rc_config ${name}

: ${opengist_enable:="NO"}
: ${opengist_user:="opengist"}
: ${opengist_group:="opengist"}
: ${opengist_config_file:="%%PREFIX%%/etc/${name}/config.yml"}
: ${opengist_syslog_output_enable:="NO"}
: ${opengist_syslog_output_priority:="info"}
: ${opengist_syslog_output_facility:="daemon"}
: ${opengist_args:=""}

opengist_syslog_output_flags=""
if checkyesno opengist_syslog_output_enable; then
	opengist_syslog_output_flags="-t ${name} -T ${name}"

	if [ -n "${opengist_syslog_output_priority}" ]; then
		opengist_syslog_output_flags="${opengist_syslog_output_flags} -s ${opengist_syslog_output_priority}"
	fi

	if [ -n "${opengist_syslog_output_facility}" ]; then
		opengist_syslog_output_flags="${opengist_syslog_output_flags} -l ${opengist_syslog_output_facility}"
	fi
fi

pidfile="/var/run/${name}.pid"
daemon_pidfile="/var/run/${name}-daemon.pid"
procname="%%PREFIX%%/bin/${name}"
command="/usr/sbin/daemon"
command_args="-f -c ${opengist_syslog_output_flags} -p ${pidfile} -P ${daemon_pidfile} \
    /usr/bin/env -i PATH=%%PREFIX%%/bin:${PATH} \
    ${procname} -c ${opengist_config_file} ${opengist_args}"

start_precmd=opengist_startprecmd
stop_postcmd=opengist_stoppostcmd

opengist_startprecmd()
{
	if [ ! -f ${opengist_config_file} ]; then
		echo "${opengist_config_file} missing."
		return 1
	fi
	if [ ! -e ${daemon_pidfile} ]; then
		install -o ${opengist_user} -g ${opengist_group} /dev/null ${daemon_pidfile}
	fi
	if [ ! -e ${pidfile} ]; then
		install -o ${opengist_user} -g ${opengist_group} /dev/null ${pidfile}
	fi
}

opengist_stoppostcmd()
{
	if [ -f "${daemon_pidfile}" ]; then
		pids=$( pgrep -F ${daemon_pidfile} 2>&1 )
		_err=$?
		[ ${_err} -eq 0 ] && kill -9 ${pids}
	fi
}

run_rc_command "$1"