NatsPrometheusMiddleware

faststream.nats.prometheus.NatsPrometheusMiddleware

NatsPrometheusMiddleware(
    *,
    registry,
    app_name=EMPTY,
    metrics_prefix="faststream",
    received_messages_size_buckets=None,
)

Bases: PrometheusMiddleware[NatsPublishCommand, Msg | Sequence[Msg]]

Source code in faststream/nats/prometheus/middleware.py

def __init__(
    self,
    *,
    registry: "CollectorRegistry",
    app_name: str = EMPTY,
    metrics_prefix: str = "faststream",
    received_messages_size_buckets: Sequence[float] | None = None,
) -> None:
    super().__init__(
        settings_provider_factory=settings_provider_factory,  # type: ignore[arg-type]
        registry=registry,
        app_name=app_name,
        metrics_prefix=metrics_prefix,
        received_messages_size_buckets=received_messages_size_buckets,
    )