Ubuntu 12.04 LSB init script for 10gen-labs/sleepy.mongoose

sleepy-mongoose

#! /bin/bash

# Sleepy Mongoose
# Maintainer: @m1no
# App Version: 1.0

### BEGIN INIT INFO
# Provides:          sleepy-mongoose
# Required-Start:    $local_fs $remote_fs $network $syslog mongodb
# Required-Stop:     $local_fs $remote_fs $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: MongoDB REST Server
# Description:       MongoDB REST Server
### END INIT INFO

# Using the lsb functions to perform the operations.
. /lib/lsb/init-functions
# Process name ( For display )
NAME=sleepy-mongoose
# Daemon
# The file needs to have a python shebang and must be executable
DAEMON="/home/sleepy/sleepy.mongoose/sleepymongoose/httpd.py"
# pid file for the daemon
PIDFILE=/var/run/sleepy-mongoose.pid
# user for the daemon
SLEEPY_USER="sleepy"

# If the daemon is not there, then exit.
test -r "$DAEMON" || exit 5

case $1 in
 start)
  # Checked the PID file exists and check the actual status of process
  if [ -e $PIDFILE ]; then
   status_of_proc -p $PIDFILE $DAEMON "$NAME process" && status="0" || status="$?"
   # If the status is SUCCESS then don't need to start again.
   if [ $status = "0" ]; then
    exit # Exit
   fi
  fi
  # Start the daemon.
  log_daemon_msg "Starting the process" "$NAME"
  # Start the daemon with the help of start-stop-daemon
  # Log the message appropriately
  if start-stop-daemon --start --quiet --oknodo --make-pidfile --pidfile $PIDFILE --chuid $SLEEPY_USER --exec $DAEMON --background; then
   log_end_msg 0
  else
   log_end_msg 1
  fi
  ;;
 stop)
  # Stop the daemon.
  if [ -e $PIDFILE ]; then
   status_of_proc -p $PIDFILE $DAEMON "Stoppping the $NAME process" && status="0" || status="$?"
   if [ "$status" = 0 ]; then
    start-stop-daemon --stop --quiet --oknodo --pidfile $PIDFILE
    /bin/rm -rf $PIDFILE
   fi
  else
   log_daemon_msg "$NAME process is not running"
   log_end_msg 0
  fi
  ;;
 restart)
  # Restart the daemon.
  $0 stop && sleep 2 && $0 start
  ;;
 status)
  # Check the status of the process.
  if [ -e $PIDFILE ]; then
   status_of_proc -p $PIDFILE $DAEMON "$NAME process" && exit 0 || exit $?
  else
   log_daemon_msg "$NAME Process is not running"
   log_end_msg 0
  fi
  ;;
 reload)
  # Reload the process. Basically sending some signal to a daemon to reload
  # it configurations.
  if [ -e $PIDFILE ]; then
   start-stop-daemon --stop --signal USR1 --quiet --pidfile $PIDFILE --name $NAME
   log_success_msg "$NAME process reloaded successfully"
  else
   log_failure_msg "$PIDFILE does not exists"
  fi
  ;;
 *)
  # For invalid arguments, print the usage message.
  echo "Usage: $0 {start|stop|restart|reload|status}"
  exit 2
  ;;
esac