jboss-service

#!/bin/sh
#
# Copyright (c) 2016 Jeferson Lima de Almeida <jefersonlimaa@dcc.ufba.br>
#
# JBoss standalone control script
#
# chkconfig: - 80 20
# processname: standalone
# pidfile: /var/run/jboss-as/jboss-as-standalone.pid
# config: /etc/jboss-as/jboss-as.conf
#
# This is free software; you may redistribute it and/or modify
# it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2,
# or (at your option) any later version.
#
# This is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License with
# the Debian operating system, in /usr/share/common-licenses/GPL;  if
# not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA 02111-1307 USA
#
### BEGIN INIT INFO
# Provides:          jboss-as-7.1.1
# Required-Start:    $network $local_fs $remote_fs
# Required-Stop:     $remote_fs
# Should-Start:      $named
# Should-Stop:
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: JBoss AS 7.1
# Description:       JBoss AS Standalone
### END INIT INFO

# Source function library.
# shellcheck disable=SC1091
. /lib/lsb/init-functions

# Load Java configuration.
# shellcheck disable=SC1091
[ -r /etc/java/java.conf ] && . /etc/java/java.conf
export JAVA_HOME

# Load JBoss AS init.d configuration.
if [ -z "$JBOSS_CONF" ]; then
	JBOSS_CONF="/etc/jboss-as/jboss-as.conf"
fi

# shellcheck disable=SC1090
[ -r "$JBOSS_CONF" ] && . "${JBOSS_CONF}"

# Set defaults.

if [ -z "$JBOSS_HOME" ]; then
	JBOSS_HOME=/usr/share/jboss-as
fi
export JBOSS_HOME

if [ -z "$JBOSS_PIDFILE" ]; then
	JBOSS_PIDFILE=/var/run/jboss-as/jboss-as-standalone.pid
fi
export JBOSS_PIDFILE

if [ -z "$JBOSS_CONSOLE_LOG" ]; then
	JBOSS_CONSOLE_LOG=/var/log/jboss-as/console.log
fi

if [ -z "$STARTUP_WAIT" ]; then
	STARTUP_WAIT=30
fi

if [ -z "$SHUTDOWN_WAIT" ]; then
	SHUTDOWN_WAIT=30
fi

if [ -z "$JBOSS_CONFIG" ]; then
	JBOSS_CONFIG=standalone.xml
fi

JBOSS_SCRIPT=$JBOSS_HOME/bin/standalone.sh

prog='jboss-as'

CMD_PREFIX=''

JBOSS_USER=jboss

if [ ! -z "$JBOSS_USER" ]; then
	if [ -x /lib/lsb/init-functions ]; then
		CMD_PREFIX="start-stop-daemon -user $JBOSS_USER"
	else
	# shellcheck disable=SC2034
		CMD_PREFIX="su - $JBOSS_USER -c"
	fi
fi

start() {
	printf "Starting %s: " "$prog"
	if [ -f $JBOSS_PIDFILE ]; then
		read -r ppid < $JBOSS_PIDFILE;
		# shellcheck disable=SC2009
		if [ "$(ps --pid "$ppid" 2> /dev/null | grep -c "$ppid" 2> /dev/null)" -eq '1' ]; then
			printf "%s is already running" "$prog"
			failure
			echo
			return 1 
		else
			rm -f $JBOSS_PIDFILE
		fi
	fi
	mkdir -p "$(dirname $JBOSS_CONSOLE_LOG)"
	cat /dev/null > $JBOSS_CONSOLE_LOG

	mkdir -p "$(dirname $JBOSS_PIDFILE)"
	chown $JBOSS_USER "$(dirname $JBOSS_PIDFILE)" || true
	#$CMD_PREFIX JBOSS_PIDFILE=$JBOSS_PIDFILE $JBOSS_SCRIPT 2>&1 > $JBOSS_CONSOLE_LOG &
	#$CMD_PREFIX JBOSS_PIDFILE=$JBOSS_PIDFILE $JBOSS_SCRIPT &

	if [ ! -z "$JBOSS_USER" ]; then
		if [ -x /lib/lsb/init-functions ]; then
			start-stop-daemon -user $JBOSS_USER LAUNCH_JBOSS_IN_BACKGROUND=1 JBOSS_PIDFILE=$JBOSS_PIDFILE $JBOSS_SCRIPT -b 0.0.0.0 -c $JBOSS_CONFIG > $JBOSS_CONSOLE_LOG 2>&1 &
		else
			su - $JBOSS_USER -c "LAUNCH_JBOSS_IN_BACKGROUND=1 JBOSS_PIDFILE=$JBOSS_PIDFILE $JBOSS_SCRIPT -b 0.0.0.0 -c $JBOSS_CONFIG" > $JBOSS_CONSOLE_LOG 2>&1 &
		fi
	fi

	count=0
	launched=false

	until [ $count -gt $STARTUP_WAIT ]
	do
		grep 'JBoss AS.*started in' $JBOSS_CONSOLE_LOG > /dev/null 
		if [ $? -eq 0 ] ; then
			# shellcheck disable=SC2034
			launched=true
			break
		fi 
		sleep 1;
		count=$((count+1))
	done

	printf success
	echo
	return 0
}

stop() {
	printf "Stopping %s: " "$prog"
	count=0;

	if [ -f $JBOSS_PIDFILE ]; then
		read -r kpid < $JBOSS_PIDFILE;
		kwait=$SHUTDOWN_WAIT

		# Try issuing SIGTERM

		kill -15 "$kpid"
		# shellcheck disable=SC2009
		until [ "$(ps --pid "$kpid" 2> /dev/null | grep -c "$kpid" 2> /dev/null)" -eq '0' ] || [ $count -gt $kwait ]
		do
			sleep 1;
			count=$((count+1))
		done

		if [ "$count" -gt $kwait ]; then
			kill -9 "$kpid"
		fi
	fi
	rm -f $JBOSS_PIDFILE
	printf success
	echo
}

status() {
	if [ -f $JBOSS_PIDFILE ]; then
		read -r ppid < $JBOSS_PIDFILE
		# shellcheck disable=SC2009
		if [ "$(ps --pid "$ppid" 2> /dev/null | grep -c "$ppid" 2> /dev/null)" -eq '1' ]; then
			echo "$prog is running (pid $ppid)"
			return 0
		else
			echo "$prog dead but pid file exists"
			return 1
		fi
	fi
	echo "$prog is not running"
	return 3
}

case "$1" in
	start)
		start
		;;
	stop)
		stop
		;;
	restart)
		$0 stop
		$0 start
		;;
	status)
		status
		;;
	*)	
		## If no parameters are given, print which are avaiable.
		echo "Usage: $0 {start|stop|status|restart|reload}"
		exit 1
		;;
esac