Settings

Arrlio supports configuration from environment variables or from Config object. All environment varialbles should starts with {ENV_PREFIX}. Default value for ENV_PREFIX is ARRLIO_.

General

• APP_ID (Config.app_id), default: autogenerated. Application Id.
• TASK_QUEUES (Config.task_queues), default: ["arrlio.tasks"]. List of the task queues to listen.

Broker

• BROKER_MODULE (Config.broker.module), default: "arrlio.backends.broker.local". Broker module with Broker and Config classes.
• BROKER_CONFIG (Config.broker.config), default: {}. Config for broker.

Result backend

• RESULT_BACKEND_MODULE (Config.result_backends.module), default: "arrlio.backends.result_backends.local". Result backend module with ResultBackend and Config classes.
• RESULT_BACKEND_CONFIG (Config.result_backends.config), default: {}. Config for result backend.

Event backend

• EVENT_BACKEND_MODULE (Config.event_backends.module), default: "arrlio.backends.event_backends.local". Event backend module with EventBackend and Config classes.
• EVENT_BACKEND_CONFIG (Config.event_backends.config), default: {}. Config for event backend.

Task

• TASK_QUEUE (Config.task.queue), default: "arrlio.tasks". Task queue.
• TASK_PRIORITY (Conig.task.priority), default: 1. Task priority. 0 - highest priority.
• TASK_TIMEOUT (Config.task.timeout), default: 300. Task execution timeout in seconds.
• TASK_TTL (Config.task.ttl), default: 300. Taks time to live in seconds.
• TASK_RESULT_RETURN (Config.task.result_return), default: True. Return or not task result.
• TASK_RESULT_TTL (Config.task.result_ttl), default: 300. Task result time to live, seconds.
• TASK_EVENTS (Config.task.events), default: False. Enable or disable task events.
• TASK_EVENT_TTL (Config.task.event_ttl), default: 300. Task event time to live in seconds.

Event

• EVENT_TTL (Config.event.ttl), default: 300. Event time to live in seconds.

Plugins

• PLUGINS (Config.plugins), default: []. List of plugins.

Executor

• EXECUTOR_MODULE (Config.executor.module), default: arrlio.executor. Executor module with Config and Executor classes.
• EXECUTOR_CONFIG (Config.executor.config), default: {}. Config for executor.

Example

from arrlio import App, Config, BrokerConfig, TaskConfig

config = Config(
    broker=BrokerConfig(
        module="arrlio.backends.brokers.local",
        config={"id": "Test"}
    ),
    task_queues=["tasks.default", "tasks.backend", "tasks.frontend"],
    ...
    task=TaskConfig(
        queue="tasks.default",
        ttl=None,
        events=True,
        ...
    )
)

app = App(config)