prometheus

Crate: prometheus (workspace package name) · Path: crates/observability/prometheus

Feature flags

From crates/observability/prometheus/Cargo.toml:

Feature	Purpose
`default`	`structured-logging`
`prometheus-federation`	`prometheus` crate, `reqwest`, `uuid`, `serde_json`
`pushgateway-client`	`prometheus-federation`
`cardinality-reduction`	`prometheus-federation`, `url`
`recording-rules`	`prometheus-federation`, `serde_yaml`
`structured-logging`	`serde_json`, `observability_core/structured-logging`

Items below are #[cfg(feature = "prometheus-federation")] (or other gates) as indicated in lib.rs:

Prometheus, PrometheusConfig, PrometheusExtensionConfig, PrometheusManager
create_prometheus_manager, create_prometheus_manager_from_config
With cardinality-reduction: CardinalityReducer, CardinalityStats, MetricStats
With prometheus-federation: FederationConfig, HierarchicalFederation
With recording-rules: recording rule types and RecordingRulesManager
With pushgateway-client: PushGatewayClient, BatchPushClient

Constants: VERSION, DEFAULT_PUSHGATEWAY_ENDPOINT, DEFAULT_METRICS_PORT, DEFAULT_PUSH_INTERVAL_SECS.

Full API reference: cargo doc -p prometheus --no-deps --features prometheus-federation (enable other features as needed).