#!/bin/sh
#
# %%APP_SHORTNAME%% startup script.
# $FreeBSD: head/java/wildfly15/files/wildfly15.in 491476 2019-01-28 11:37:00Z pi $
#

# PROVIDE: %%APP_SHORTNAME%%
# REQUIRE: NETWORKING SERVERS
# KEYWORD: shutdown

# Add the following lines to /etc/rc.conf to enable %%APP_SHORTNAME%%:
# %%APP_SHORTNAME%%_enable (bool):      Set to "YES" to enable %%APP_SHORTNAME%%
# %%APP_SHORTNAME%%_args (str):         Optional arguments to OAJBoss
# %%APP_SHORTNAME%%_log_stdout (str)       JBoss log output stdout, filename.
# %%APP_SHORTNAME%%_log_stderr (str)       JBoss log output stderr, filename.
#

. /etc/rc.subr

name="%%APP_SHORTNAME%%"
rcvar=%%APP_SHORTNAME%%_enable
extra_commands="status"

load_rc_config $name

%%APP_SHORTNAME%%_logdir="%%LOG_DIR%%"
%%APP_SHORTNAME%%_enable="${%%APP_SHORTNAME%%_enable:-"NO"}"
%%APP_SHORTNAME%%_log_stdout="${%%APP_SHORTNAME%%_log_stdout:-"${%%APP_SHORTNAME%%_logdir}/log"}"
%%APP_SHORTNAME%%_log_stderr="${%%APP_SHORTNAME%%_log_stderr:-"${%%APP_SHORTNAME%%_logdir}/error"}"
%%APP_SHORTNAME%%_args="${%%APP_SHORTNAME%%_args:-""}"
%%APP_SHORTNAME%%_sleep="${%%APP_SHORTNAME%%_sleep:-"5"}"
%%APP_SHORTNAME%%_kill9="${%%APP_SHORTNAME%%_kill9:-""}"
%%APP_SHORTNAME%%_additional_killall="${%%APP_SHORTNAME%%_additional_killall:-""}"
%%APP_SHORTNAME%%_user="%%USER%%"
%%APP_SHORTNAME%%_group="%%GROUP%%"

start_cmd="%%APP_SHORTNAME%%_start"
stop_cmd="%%APP_SHORTNAME%%_stop"
pidfile="%%PID_FILE%%"
status_cmd="%%APP_SHORTNAME%%_status"

WILDFLY_HOME="%%APP_HOME%%"
#minimal requirements must be set for our javavmwrapper
JAVA_VERSION="1.8+"
export JAVA_VERSION

%%APP_SHORTNAME%%_start ()
{
	if [ ! -d "${%%APP_SHORTNAME%%_logdir}" ]
	then
		install -d -o ${%%APP_SHORTNAME%%_user} ${%%APP_SHORTNAME%%_logdir}
	fi

	echo "%%APP_SHORTNAME%%: making sure all writeable dirs belong to proper user/group"
	chown -R ${%%APP_SHORTNAME%%_user}:${%%APP_SHORTNAME%%_group} ${WILDFLY_HOME}/standalone
	echo "Starting %%APP_SHORTNAME%%."
	daemon -u ${%%APP_SHORTNAME%%_user} ${WILDFLY_HOME}/bin/standalone.sh ${%%APP_SHORTNAME%%_args} >> ${%%APP_SHORTNAME%%_log_stdout} 2>> ${%%APP_SHORTNAME%%_log_stderr}

	sleep ${%%APP_SHORTNAME%%_sleep}	# let daemon(8) and sh(1) finish before executing pgrep(1)
	pgrep -U ${%%APP_SHORTNAME%%_user} -f ${WILDFLY_HOME}/modules > ${pidfile}
	chown ${%%APP_SHORTNAME%%_user} $pidfile
}

%%APP_SHORTNAME%%_stop ()
{
	# Subvert the check_pid_file procname check.
	if [ -f ${pidfile} ]
	then
		kill `cat ${pidfile}`
		# Only if we aware that our setup can hangs, and only after trying simple kill, we can kill it hard way.
		if [ ! -z "${%%APP_SHORTNAME%%_kill9}" ]
		then
			sleep ${%%APP_SHORTNAME%%_sleep}
			kill  -9 `cat ${pidfile}`
		fi
		# In some setups, JBoss can spawn some child processess, which could prevent it from stopping, and freeing net ports.
		# Let's blindly kill them all, since we are really know what we are doing.
		if [ ! -z "${%%APP_SHORTNAME%%_additional_killall}" ]
		then
			sleep ${%%APP_SHORTNAME%%_sleep}
			killall ${%%APP_SHORTNAME%%_additional_killall}
		fi
		rm ${pidfile}
	fi
}

%%APP_SHORTNAME%%_status ()
{
	# If running, show pid
	if [ -f ${pidfile} ]
	then
		echo "%%APP_SHORTNAME%% is running as pid" `cat ${pidfile}`
	else
		echo "%%APP_SHORTNAME%% is not running"
	fi
}

run_rc_command "$1"