Struct MetricsHandler

pub struct MetricsHandler;

A handler for exposing prometheus metrics.

Trait Implementations

impl Debug for MetricsHandler

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl HandleRequest for MetricsHandler

const METHOD: &'static str = "GET"

The method that the handler can handle.

const PATH: &'static str = "/metrics"

The request path that the handler can handle.

type ReqBody = ()

The type of the request bodies.

type ResBody = String

The type of the response bodies.

type Decoder = BodyDecoder<NullDecoder>

Request body decoder.

type Encoder = BodyEncoder<Utf8Encoder>

Response body encoder.

type Reply = Box<dyn Future<Item = Res<<MetricsHandler as HandleRequest>::ResBody>, Error = Never> + Send>

Future that represents reply to a request.

fn handle_request(&self, _req: Req<Self::ReqBody>) -> Self::Reply

Handles a request.

fn handle_request_head(&self, req: &Req<()>) -> Option<Res<Self::ResBody>>

Handles the head part of a request.

fn handle_decoding_error( &self, req: Req<()>, error: &Error, ) -> Option<Res<Self::ResBody>>

Handles an error occurred while decoding the body of a request.