Exemple #1
0
def on_customer_accepted(evt):
    customer_idurl = id_url.field(evt.data.get('idurl'))
    if not customer_idurl:
        lg.warn('unknown customer idurl in event data payload')
        return False
    customer_glob_id = global_id.idurl2glob(customer_idurl)
    queue_id = global_id.MakeGlobalQueueID(
        queue_alias='supplier-file-modified',
        owner_id=customer_glob_id,
        supplier_id=my_id.getGlobalID(),
    )
    if not p2p_queue.is_queue_exist(queue_id):
        customer_key_id = global_id.MakeGlobalID(customer=customer_glob_id,
                                                 key_alias='customer')
        if my_keys.is_key_registered(customer_key_id):
            try:
                p2p_queue.open_queue(queue_id)
            except Exception as exc:
                lg.warn('failed to open queue %s : %s' % (queue_id, str(exc)))
        else:
            lg.warn('customer key %r for supplier queue not registered' %
                    customer_key_id)
    if p2p_queue.is_queue_exist(queue_id):
        if not p2p_queue.is_producer_exist(my_id.getGlobalID()):
            try:
                p2p_queue.add_producer(my_id.getGlobalID())
            except Exception as exc:
                lg.warn('failed to add producer: %s' % str(exc))
        if p2p_queue.is_producer_exist(my_id.getGlobalID()):
            if not p2p_queue.is_producer_connected(my_id.getGlobalID(),
                                                   queue_id):
                try:
                    p2p_queue.connect_producer(my_id.getGlobalID(), queue_id)
                except Exception as exc:
                    lg.warn('failed to connect producer: %s' % str(exc))
            if p2p_queue.is_producer_connected(my_id.getGlobalID(), queue_id):
                if not p2p_queue.is_event_publishing(my_id.getGlobalID(),
                                                     'supplier-file-modified'):
                    try:
                        p2p_queue.start_event_publisher(
                            my_id.getGlobalID(), 'supplier-file-modified')
                    except Exception as exc:
                        lg.warn('failed to start event publisher: %s' %
                                str(exc))
    return True
Exemple #2
0
def on_customer_terminated(evt):
    customer_idurl = evt.data.get('idurl')
    if not customer_idurl:
        lg.warn('unknown customer idurl in event data payload')
        return False
    customer_glob_id = global_id.idurl2glob(customer_idurl)
    queue_id = global_id.MakeGlobalQueueID(
        queue_alias='supplier-file-modified',
        owner_id=customer_glob_id,
        supplier_id=my_id.getGlobalID(),
    )
    # TODO: need to decide when to stop producing
    # might be that other customers needs that info still
    if p2p_queue.is_event_publishing(my_id.getGlobalID(),
                                     'supplier-file-modified'):
        try:
            p2p_queue.stop_event_publisher(my_id.getGlobalID(),
                                           'supplier-file-modified')
        except Exception as exc:
            lg.warn('failed to stop event publisher: %s' % str(exc))
    if p2p_queue.is_producer_connected(my_id.getGlobalID(), queue_id):
        try:
            p2p_queue.disconnect_producer(my_id.getGlobalID(), queue_id)
        except Exception as exc:
            lg.warn('failed to disconnect producer: %s' % str(exc))
    if p2p_queue.is_producer_exist(my_id.getGlobalID()):
        try:
            p2p_queue.remove_producer(my_id.getGlobalID())
        except Exception as exc:
            lg.warn('failed to remove producer: %s' % str(exc))
    if p2p_queue.is_queue_exist(queue_id):
        try:
            p2p_queue.close_queue(queue_id)
        except Exception as exc:
            lg.warn('failed to stop queue %s : %s' % (queue_id, str(exc)))
    return True