middlewares

Documentation

Index

• type LabeledMiddleware
  • func ErrorCounter(errCount metrics.Counter) LabeledMiddleware
  • func Latency(h metrics.Histogram) LabeledMiddleware

Types

type LabeledMiddleware

type LabeledMiddleware func(string, endpoint.Endpoint) endpoint.Endpoint

LabeledMiddleware will get passed the endpoint name when passed to WrapAllLabeledExcept, this can be used to write a generic metrics middleware which can send the endpoint name to the metrics collector.

func ErrorCounter

func ErrorCounter(errCount metrics.Counter) LabeledMiddleware

ErrorCounter is a LabeledMiddleware, when applied with WrapAllLabeledExcept name will be populated with the endpoint name, and such this middleware will report errors to the metric provider with the endpoint name. Feel free to copy this example middleware to your service.

func Latency

func Latency(h metrics.Histogram) LabeledMiddleware

Latency is a LabeledMiddleware, reporting the request time of and endpoint along with its name