Trait MetricsBackend 

pub trait MetricsBackend:
    Send
    + Sync
    + 'static {
    // Required methods
    fn on_request_completed(&self, signal: &Signal);
    fn on_route_request_completed(&self, signal: &Signal);
    fn on_connection_opened(&self, signal: &Signal);
    fn on_connection_closed(&self, signal: &Signal);
}

Available on crate features plugins and signals only.

Common interface for metrics backends used by the metrics plugin.

Backend implementations translate Tako signals into metrics updates or tracing events in external systems.

Required Methods

fn on_request_completed(&self, signal: &Signal)

Called when a request is completed at the app level.

fn on_route_request_completed(&self, signal: &Signal)

Called when a route-level request is completed.

fn on_connection_opened(&self, signal: &Signal)

Called when a connection is opened.

fn on_connection_closed(&self, signal: &Signal)

Called when a connection is closed.

Implementations on Foreign Types

impl MetricsBackend for Arc<PrometheusMetricsBackend>

fn on_request_completed(&self, signal: &Signal)

Available on crate feature signals only.

fn on_route_request_completed(&self, signal: &Signal)

Available on crate feature signals only.

fn on_connection_opened(&self, signal: &Signal)

Available on crate feature signals only.

fn on_connection_closed(&self, signal: &Signal)

Available on crate feature signals only.

Implementors

impl MetricsBackend for OtelMetricsBackend