Struct PrometheusMetrics 

pub struct PrometheusMetrics { /* private fields */ }

Prometheus metrics collector for JSON-RPC

Implementations

impl PrometheusMetrics

pub fn new() -> Result<Self, Error>

Create a new Prometheus metrics collector

Errors

Returns error if registry or metric creation fails

pub fn with_prefix(prefix: &str) -> Result<Self, Error>

Create a new metrics collector with custom prefix

Errors

Returns error if registry or metric creation fails

pub fn record_request(&self, method: &str, duration: Duration, success: bool)

Record a request with method, duration, and success status

pub fn connection_opened(&self)

Increment active connections count

pub fn connection_closed(&self)

Decrement active connections count

pub fn registry(&self) -> &Registry

Get the Prometheus registry

pub fn gather_text(&self) -> Result<String, Error>

Gather metrics in Prometheus text format

Errors

Returns error if metric encoding fails

Trait Implementations

impl Default for PrometheusMetrics

fn default() -> Self

Returns the “default value” for a type.