LDAP-OAuth2-Provider

#!/bin/sh

### BEGIN INIT INFO
# Provides:          LDAP-OAuth2-Provider
# Required-Start:    $local_fs $network $named $time $syslog
# Required-Stop:     $local_fs $network $named $time $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Description:       An OAuth2 Provider using JSON Web Tokens and authenticating against Active Directory, Open Directory and LDAP-based directories.
### END INIT INFO

SCRIPT="placeholder_init_path/docker-compose-init"

start() {
  local DOCKER_PROCESS=`cat /var/log/LDAP-OAuth2-Provider.log`
  if [ -n "${DOCKER_PROCESS}" ]; then
    echo 'Service already running'
    return 1
  fi
  echo 'Starting service…'
  cd placeholder_init_path
  placeholder_init_path/write-init-process-to-log &
  echo ''
  echo 'The LDAP service is now running. You can locate its process ID with `docker ps`.'
  echo ''
  echo 'We recommend you test the OAuth service with Postman or another API client.'
  echo ''
  echo 'You can stop the service with the command `/etc/init.d/LDAP-OAuth2-Provider stop`'
  echo ''
  echo 'You can start the service with the command `/etc/init.d/LDAP-OAuth2-Provider start`'
  echo ''
  echo 'You can restart the service with the command `/etc/init.d/LDAP-OAuth2-Provider restart`'
  echo ''
  echo 'The service will also restart automatically when you restart your server'
  echo ''
  nohup $SCRIPT >/dev/null 2>&1  &
}

stop() {
  local DOCKER_PROCESS=`cat /var/log/LDAP-OAuth2-Provider.log`
  if [ -z "${DOCKER_PROCESS}" ]; then
    echo 'Service is not running'
    return 1
  fi
  echo 'Stopping service…'
  sudo docker kill $DOCKER_PROCESS
  echo 'Service stopped'
  sudo echo '' > /var/log/LDAP-OAuth2-Provider.log
}

uninstall() {
  echo -n "Are you really sure you want to uninstall this service? [yes|no] "
  local SURE
  read SURE
  if [ "$SURE" = "yes" ]; then
    update-rc.d -f LDAP-OAuth2-Provider remove
  fi
}

case "$1" in
  start)
    start
    ;;
  stop)
    stop
    ;;
  uninstall)
    uninstall
    ;;
  restart)
    stop
    sleep 5
    start
    ;;
  *)
    echo "Usage: $0 {start|stop|restart|uninstall}"
esac