#!/bin/sh
#
# $FreeBSD$
#

# PROVIDE: tomcat%%TOMCAT_VERSION%%
# REQUIRE: NETWORKING SERVERS
# BEFORE: DAEMON
# KEYWORD: shutdown

#
# Configuration settings for tomcat%%TOMCAT_VERSION%% in /etc/rc.conf:
#
# tomcat%%TOMCAT_VERSION%%_enable (bool):
#   Set to "NO" by default.
#   Set it to "YES" to enable tomcat%%TOMCAT_VERSION%%
#
# tomcat%%TOMCAT_VERSION%%_flags (str):
#   Set to "" by default.
#   Extra flags passed to start command
#
# tomcat%%TOMCAT_VERSION%%_catalina_home (str)
#   Set to "%%TOMCAT_HOME%%" by default.
#   Set the CATALINA_HOME variable for the Tomcat process
#
# tomcat%%TOMCAT_VERSION%%_catalina_base (str)
#   Set to "%%TOMCAT_HOME%%" by default.
#   Set the CATALINA_BASE variable for the Tomcat process
#
# tomcat%%TOMCAT_VERSION%%_catalina_tmpdir (str)
#   Set to "%%TOMCAT_HOME%%/temp" by default.
#   Set the CATALINA_TMPDIR variable for the Tomcat process
#
# tomcat%%TOMCAT_VERSION%%_stdout_log (str)
#   Set to "%%STDOUT_LOG%%" by default.
#   Set the location for the Tomcat process log (standard output)
#
# tomcat%%TOMCAT_VERSION%%_stderr_log (str)
#   Set to "%%STDERR_LOG%%" by default.
#   Set the location for the Tomcat process log (error output)
#
# tomcat%%TOMCAT_VERSION%%_stop_timeout (num)
#   Set to "10" by default.
#   Sets the timeout in seconds to allow tomcat to shutdown.
#   After the timeout has elapsed, tomcat will be killed.
#
# tomcat%%TOMCAT_VERSION%%_java_home (str):
# tomcat%%TOMCAT_VERSION%%_java_vendor (str):
# tomcat%%TOMCAT_VERSION%%_java_version (str):
# tomcat%%TOMCAT_VERSION%%_java_os (str):
#   Specify the requirements of the Java VM to use. See javavm(1).
#
# tomcat%%TOMCAT_VERSION%%_classpath (str):
#   Set to "" by default.
#   Addtional classes to add to the CLASSPATH
#
# tomcat%%TOMCAT_VERSION%%_java_opts (str):
#   Set to "" by default.
#   Java VM args to use.
#

tomcat%%TOMCAT_VERSION%%_enable="${tomcat%%TOMCAT_VERSION%%_enable:-"NO"}"
tomcat%%TOMCAT_VERSION%%_java_version="${tomcat%%TOMCAT_VERSION%%_java_version:-"%%JAVA_VERSION%%"}"
tomcat%%TOMCAT_VERSION%%_user="${tomcat%%TOMCAT_VERSION%%_user:-"%%USER%%"}"
tomcat%%TOMCAT_VERSION%%_catalina_home="${tomcat%%TOMCAT_VERSION%%_catalina_home:-"%%TOMCAT_HOME%%"}"
tomcat%%TOMCAT_VERSION%%_catalina_base="${tomcat%%TOMCAT_VERSION%%_catalina_base:-"%%TOMCAT_HOME%%"}"
tomcat%%TOMCAT_VERSION%%_catalina_tmpdir="${tomcat%%TOMCAT_VERSION%%_catalina_tmpdir:-"%%TOMCAT_HOME%%/temp"}"
tomcat%%TOMCAT_VERSION%%_stdout_log="${tomcat%%TOMCAT_VERSION%%_stdout_log:-"%%STDOUT_LOG%%"}"
tomcat%%TOMCAT_VERSION%%_stderr_log="${tomcat%%TOMCAT_VERSION%%_stderr_log:-"%%STDERR_LOG%%"}"
tomcat%%TOMCAT_VERSION%%_stop_timeout="${tomcat%%TOMCAT_VERSION%%_stop_timeout:-"10"}"

. /etc/rc.subr

name="tomcat%%TOMCAT_VERSION%%"
rcvar=`set_rcvar`
pidfile="/var/run/%%APP_SHORTNAME%%.pid"

load_rc_config "${name}"

if [ -n "${tomcat%%TOMCAT_VERSION%%_java_home}" ] ; then
	export JAVA_HOME="${tomcat%%TOMCAT_VERSION%%_java_home}"
fi

if [ -n "${tomcat%%TOMCAT_VERSION%%_java_version}" ] ; then
	export JAVA_VERSION="${tomcat%%TOMCAT_VERSION%%_java_version}"
fi

if [ -n "${tomcat%%TOMCAT_VERSION%%_java_vendor}" ] ; then
	export JAVA_VENDOR="${tomcat%%TOMCAT_VERSION%%_java_vendor}"
fi

if [ -n "${tomcat%%TOMCAT_VERSION%%_java_os}" ] ; then
	export JAVA_OS="${tomcat%%TOMCAT_VERSION%%_java_os}"
fi

java_class="org.apache.catalina.startup.Bootstrap"
java_command="%%LOCALBASE%%/bin/java \
	${tomcat%%TOMCAT_VERSION%%_java_opts} \
	-Djava.endorsed.dirs=%%TOMCAT_HOME%%/endorsed \
	-classpath %%TOMCAT_HOME%%/%%JAR_FILE%%:${tomcat%%TOMCAT_VERSION%%_classpath} \
	-Dcatalina.base=${tomcat%%TOMCAT_VERSION%%_catalina_base} \
	-Dcatalina.home=${tomcat%%TOMCAT_VERSION%%_catalina_home} \
	-Djava.io.tmpdir=${tomcat%%TOMCAT_VERSION%%_catalina_tmpdir} \
	${java_class}"

log_args=">> ${tomcat%%TOMCAT_VERSION%%_stdout_log} \
	2>> ${tomcat%%TOMCAT_VERSION%%_stderr_log} "

required_files="${tomcat%%TOMCAT_VERSION%%_catalina_home}/conf/server.xml"

command="/usr/sbin/daemon"
flags="-p ${pidfile} ${java_command} start ${tomcat%%TOMCAT_VERSION%%_flags} ${log_args}"

start_precmd="pid_touch"
stop_cmd="tomcat_stop"

pid_touch() {
	touch $pidfile
	chown $tomcat%%TOMCAT_VERSION%%_user $pidfile
}

tomcat_stop() {
	rc_pid=$(tomcat_check_pidfile $pidfile)

	if [ -z "$rc_pid" ]; then
		[ -n "$rc_fast" ] && return 0
		if [ -n "$pidfile" ]; then
			echo "${name} not running? (check $pidfile)."
		else
			echo "${name} not running?"
		fi
		return 1
	fi
	
	echo "Stopping ${name}."
	${java_command} stop
	tomcat_wait_max_for_pid ${tomcat%%TOMCAT_VERSION%%_stop_timeout} ${rc_pid}
	kill -KILL ${rc_pid} 2> /dev/null && echo "Killed."
	rm -f ${pidfile}
}

tomcat_check_pidfile() {
	_pidfile=$1
	if [ -z "$_pidfile" -o -z "$_procname" ]; then
		err 3 'USAGE: check_pidfile pidfile procname [interpreter]'
	fi
	if [ ! -f $_pidfile ]; then
		debug "pid file ($_pidfile): not readable."
		return
	fi
	read _pid _junk < $_pidfile
	if [ -z "$_pid" ]; then
		debug "pid file ($_pidfile): no pid in file."
		return
	fi
	if [ -n "`%%LOCALBASE%%/bin/jps -l | grep -e "^$_pid $java_class\$"`" ]; then
		echo -n $_pid
	fi
}

tomcat_wait_max_for_pid() {
	_timeout=$1
	shift
	_pid=$1
	_prefix=
	while [ $_timeout -gt 0 ] ; do
		echo -n ${_prefix:-"Waiting (max $_timeout secs) for PIDS: "}$_pid
		_prefix=", "
		sleep 2
		kill -0 $_pid 2> /dev/null || break
		_timeout=$(($_timeout-2))
	done
	if [ -n "$_prefix" ]; then
		echo "."
	fi
}

run_rc_command "$1"