Setting Cron Job for Auto RunningTomcat for DSpace

Open following file in a Terminal (Ctrl+Alt+t)

$ sudo gedit  /etc/init.d/tomcat                               (on Cloud server  $ sudo nano /etc/init.d/tomcat)

Add following lines in the file,

#!/bin/bash
### BEGIN INIT INFO
# Provides:        tomcat9
# Required-Start:  $network
# Required-Stop:   $network
# Default-Start:   2 3 4 5
# Default-Stop:    0 1 6
# Short-Description: Start/Stop Tomcat server
### END INIT INFO

PATH=/sbin:/bin:/usr/sbin:/usr/bin

start() {
 sh /opt/tomcat/bin/startup.sh
}

stop() {
 sh /opt/tomcat/bin/shutdown.sh
}

case $1 in
  start|stop) $1;;
  restart) stop; start;;
  *) echo "Run as $0 <start|stop|restart>"; exit 1;;
esac

save and close the file.

Apply the following commands too;

sudo chmod +x /etc/init.d/tomcat
sudo update-rc.d tomcat defaults

Start Tomcat server,

sudo service tomcat start

Now you can start and stop Tomcat server using the following commands;

sudo service tomcat start
sudo service tomcat stop
sudo service tomcat restart