예제 #1
0
def test_serialization_settings_transport():
    default_img = Image(name="default", fqn="test", tag="tag")
    serialization_settings = SerializationSettings(
        project="project",
        domain="domain",
        version="version",
        env={"hello": "blah"},
        image_config=ImageConfig(
            default_image=default_img,
            images=[default_img],
        ),
        flytekit_virtualenv_root="/opt/venv/blah",
        python_interpreter="/opt/venv/bin/python3",
        fast_serialization_settings=FastSerializationSettings(
            enabled=True,
            destination_dir="/opt/blah/blah/blah",
            distribution_location="s3://my-special-bucket/blah/bha/asdasdasd/cbvsdsdf/asdddasdasdasdasdasdasd.tar.gz",
        ),
    )

    tp = serialization_settings.serialized_context
    with_serialized = serialization_settings.with_serialized_context()
    assert serialization_settings.env == {"hello": "blah"}
    assert with_serialized.env
    assert with_serialized.env[SERIALIZED_CONTEXT_ENV_VAR] == tp
    ss = SerializationSettings.from_transport(tp)
    assert ss is not None
    assert ss == serialization_settings
    assert len(tp) == 376
예제 #2
0
def get_serializable_task(
    entity_mapping: OrderedDict,
    settings: SerializationSettings,
    entity: FlyteLocalEntity,
) -> task_models.TaskSpec:
    task_id = _identifier_model.Identifier(
        _identifier_model.ResourceType.TASK,
        settings.project,
        settings.domain,
        entity.name,
        settings.version,
    )

    if isinstance(
            entity, PythonFunctionTask
    ) and entity.execution_mode == PythonFunctionTask.ExecutionBehavior.DYNAMIC:
        # In case of Dynamic tasks, we want to pass the serialization context, so that they can reconstruct the state
        # from the serialization context. This is passed through an environment variable, that is read from
        # during dynamic serialization
        settings = settings.with_serialized_context()

    container = entity.get_container(settings)
    # This pod will be incorrect when doing fast serialize
    pod = entity.get_k8s_pod(settings)

    if settings.should_fast_serialize():
        # This handles container tasks.
        if container and isinstance(entity,
                                    (PythonAutoContainerTask, MapPythonTask)):
            # For fast registration, we'll need to muck with the command, but on
            # ly for certain kinds of tasks. Specifically,
            # tasks that rely on user code defined in the container. This should be encapsulated by the auto container
            # parent class
            container._args = prefix_with_fast_execute(settings,
                                                       container.args)

        # If the pod spec is not None, we have to get it again, because the one we retrieved above will be incorrect.
        # The reason we have to call get_k8s_pod again, instead of just modifying the command in this file, is because
        # the pod spec is a K8s library object, and we shouldn't be messing around with it in this file.
        elif pod:
            if isinstance(entity, MapPythonTask):
                entity.set_command_prefix(
                    get_command_prefix_for_fast_execute(settings))
                pod = entity.get_k8s_pod(settings)
            else:
                entity.set_command_fn(
                    _fast_serialize_command_fn(settings, entity))
                pod = entity.get_k8s_pod(settings)
                entity.reset_command_fn()

    tt = task_models.TaskTemplate(
        id=task_id,
        type=entity.task_type,
        metadata=entity.metadata.to_taskmetadata_model(),
        interface=entity.interface,
        custom=entity.get_custom(settings),
        container=container,
        task_type_version=entity.task_type_version,
        security_context=entity.security_context,
        config=entity.get_config(settings),
        k8s_pod=pod,
        sql=entity.get_sql(settings),
    )
    if settings.should_fast_serialize() and isinstance(
            entity, PythonAutoContainerTask):
        entity.reset_command_fn()
    return task_models.TaskSpec(template=tt)