def create_app():
"""
Create and configure an instance of the Flask application.
Returns:
(Flask) Flask application object
"""
# init quagen config
config.init()
app = Flask(__name__, instance_relative_config=True, static_url_path="")
app.config.from_mapping(SECRET_KEY=config.SETTING_APP_SECRET)
# register the database commands
app.teardown_appcontext(db.close)
db.set_context(g)
# apply the blueprints to the app
app.register_blueprint(api.API, url_prefix="/api/v1")
app.register_blueprint(web.WEB)
# make url_for('index') == url_for('web.index')
app.add_url_rule("/", endpoint="index")
return app
def main():
"""
Main
"""
config.init()
worker = Worker()
worker.run()
def main():
"""
Main
"""
logging.info("Migrator starting up")
config.init()
# Retries connection to database until we succeed which allows the
# migrator to come up before the database
db.get_connection(True)
# Run database migrations
migrate()
def main():
"""
Main
"""
logging.info("Worker coming online")
config.init()
# Wait for the db to be in good state until we fire up
db.get_connection(True)
migrator.wait_until_migrated()
logging.info("Worker now running")
worker = Worker()
worker.run()
def close(error=None):
"""
Closes any existing database connection
"""
global context
conn = context.pop("db", None)
if conn is not None:
conn.close()
if error:
pass
def create():
"""
If no database exists, import a fresh copy of the schema.
"""
if not os.path.exists(config.PATH_DB_FILE):
conn = get_connection()
with open(config.PATH_DB_SCHEMA, mode="r", encoding="utf-8") as f:
script = f.read()
conn.executescript(script)
if __name__ == "__main__":
config.init()
create()
print("Initialized the database.")