This document describes the current stable version of Celery (4.2). For development docs, go here.

celery.worker.consumer.mingle

Worker <-> Worker Sync at startup (Bootstep).

class celery.worker.consumer.mingle.Mingle(c, without_mingle=False, **kwargs)

Bootstep syncing state with neighbor workers.

At startup, or upon consumer restart, this will:

• Sync logical clocks.
• Sync revoked tasks.

compatible_transport(app)

compatible_transports = {'amqp', 'redis'}

label = 'Mingle'

name = 'celery.worker.consumer.mingle.Mingle'

on_clock_event(c, clock)

on_node_reply(c, nodename, reply)

on_revoked_received(c, revoked)

requires = (step:celery.worker.consumer.events.Events{(step:celery.worker.consumer.connection.Connection{()},)},)

send_hello(c)

start(c)

sync(c)

sync_with_node(c, clock=None, revoked=None, **kwargs)