def create_application():
# Adjust path
sys.path.append(os.path.dirname(__file__))
# Import app
try:
from hello_redis_tasks import app
except Exception:
log('Could not load app:\n' + str(format_exc()))
return None
# Run worker
try:
from worker import TaskWorker
worker = TaskWorker(app, debug=app.debug)
worker.reset()
worker.start()
except Exception:
log('Could not load worker:\n' + str(format_exc()))
return None
# Handle request
def application(environ, start_response):
log('Application called')
try:
results = app(environ, start_response)
except Exception:
log('*** ERROR ***\n' + str(format_exc()) + '\n*************')
return results
return application
def create_application():
# Adjust path
sys.path.append(os.path.dirname(__file__))
# Import app
try:
from hello_redis_tasks import app
except Exception:
log('Could not load app:\n' + str(format_exc()))
return None
# Run worker
try:
from worker import TaskWorker
worker = TaskWorker(app, debug=app.debug)
worker.reset()
worker.start()
except Exception:
log('Could not load worker:\n' + str(format_exc()))
return None
# Handle request
def application(environ, start_response):
log('Application called')
try:
results = app(environ, start_response)
except Exception:
log('*** ERROR ***\n' + str(format_exc()) + '\n*************')
return results
return application
# Errors
@app.errorhandler(404)
def page_not_found(e):
return render_template('error.html', message='Not Found', description='The requested URL was not found on the server.'), 404
@app.errorhandler(ConnectionError)
def connection_error(e):
debug_description = "<strong>redis-server</strong> is"
production_description = "both <strong>redis-server</strong> and <strong>worker.py</strong> are"
description = "Check to make sure that %s running." % (debug_description if app.debug else production_description)
return render_template('error.html', message='Coult not connect to the task queue', description=description), 500
# Run dev server
if __name__ == '__main__':
# Run both the task queue
# TODO: When Flask version 0.8, refactor using the new
# app.before_first_request()
debug = app.config.get('DEBUG', True)
use_reloader = app.config.get('DEBUG', True)
if os.environ.get('WERKZEUG_RUN_MAIN') == 'true' or not use_reloader:
from worker import TaskWorker
worker = TaskWorker(app, debug=debug)
worker.reset()
worker.start()
app.run(host=app.config.get('HOST'), port=app.config.get('PORT'),
debug=debug, use_reloader=use_reloader)
