Quick and Dirty bash script to daemonize Flower - i.e. /etc/init.d/flower

flower.sh

#!/bin/bash

NAME=flower
DESC="flower daemon"
USER=USER
VIRTUALENV=VIRTUALENV
PROJECT=PROJECT

# Name of the projects settings module.
export DJANGO_SETTINGS_MODULE="$PROJECT.settings"

# Path to virtualenv
ENV_PYTHON="/home/$USER/.virtualenvs/$VIRTUALENV/bin/python"

# Where the Django project is.
FLOWER_CHDIR="/home/$USER/$PROJECT"

# How to call "manage.py celery flower" (args...)
FLOWERCTL="$FLOWER_CHDIR/manage.py celery flower --url_prefix=flower"
DAEMON=$FLOWERCTL

set -e

case "$1" in
  start)
        echo -n "Starting $DESC: "

        # Activate the virtual environment
        . /home/$USER/.virtualenvs/$VIRTUALENV/bin/activate
        . /home/$USER/.virtualenvs/$VIRTUALENV/bin/postactivate

        start-stop-daemon --start --pidfile /var/run/$NAME.pid \
            --chdir $FLOWER_CHDIR --chuid celery \
            --user celery --group celery --background \
            --make-pidfile \
            --exec "$ENV_PYTHON" -- $FLOWERCTL
        echo "$NAME."
        ;;

  stop)
        echo -n "Stopping $DESC: "
        start-stop-daemon --stop --quiet --oknodo \
            --pidfile /var/run/$NAME.pid
        rm -f /var/run/$NAME.pid
        echo "$NAME."
        ;;
esac

exit 0