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mod metric_types;
mod names;
pub use names::*;
pub mod snapshots;
pub mod stats;
pub mod wrapped_mpsc;
pub use wrapped_mpsc::*;
pub use metrics::*;
pub struct CombinedRecorder {
#[cfg(feature = "prometheus")]
prometheus: metrics_exporter_prometheus::PrometheusRecorder,
rpc: &'static stats::Stats,
}
impl Recorder for CombinedRecorder {
fn register_counter(&self, key: &Key, unit: Option<Unit>, desc: Option<&'static str>) {
#[cfg(feature = "prometheus")]
self.prometheus.register_counter(key, unit.clone(), desc);
self.rpc.register_counter(key, unit, desc);
}
fn register_gauge(&self, key: &Key, unit: Option<Unit>, desc: Option<&'static str>) {
#[cfg(feature = "prometheus")]
self.prometheus.register_gauge(key, unit.clone(), desc);
self.rpc.register_gauge(key, unit, desc);
}
fn register_histogram(&self, key: &Key, unit: Option<Unit>, desc: Option<&'static str>) {
#[cfg(feature = "prometheus")]
self.prometheus.register_histogram(key, unit.clone(), desc);
self.rpc.register_histogram(key, unit, desc);
}
fn record_histogram(&self, key: &Key, value: f64) {
#[cfg(feature = "prometheus")]
self.prometheus.record_histogram(key, value);
self.rpc.record_histogram(key, value);
}
fn increment_counter(&self, key: &Key, value: u64) {
#[cfg(feature = "prometheus")]
self.prometheus.increment_counter(key, value);
self.rpc.increment_counter(key, value);
}
fn update_gauge(&self, key: &Key, value: GaugeValue) {
#[cfg(feature = "prometheus")]
self.prometheus.update_gauge(key, value.clone());
self.rpc.update_gauge(key, value);
}
}
#[cfg(feature = "prometheus")]
pub fn initialize() -> Option<tokio::task::JoinHandle<()>> {
let prometheus_builder = metrics_exporter_prometheus::PrometheusBuilder::new().set_buckets(&[
0.00001, 0.000025, 0.00005, 0.000075, 0.0001, 0.0005, 0.001, 0.005, 0.01, 0.05, 0.1, 0.5, 1.0, 2.5, 5.0, 10.0,
30.0,
]);
let (prometheus_recorder, exporter) = prometheus_builder
.build_with_exporter()
.expect("can't build the prometheus exporter");
let recorder = CombinedRecorder {
prometheus: prometheus_recorder,
rpc: &stats::NODE_STATS,
};
metrics::set_boxed_recorder(Box::new(recorder)).expect("can't set the prometheus exporter");
let metrics_exporter_task = tokio::task::spawn(async move {
exporter.await.expect("can't await the prometheus exporter");
});
Some(metrics_exporter_task)
}
#[cfg(not(feature = "prometheus"))]
pub fn initialize() -> Option<tokio::task::JoinHandle<()>> {
metrics::set_recorder(&crate::stats::NODE_STATS).expect("couldn't initialize the metrics recorder!");
None
}