middleware

Documentation

Index

• func LatencyMiddleware(duration metrics.Histogram, methodName string) endpoint.Middleware
• func Logging(logger log.Logger, endpointName string) endpoint.Middleware
• func Prometheus(methodName string) endpoint.Middleware
• func RequestFrequency(frequency metrics.Counter, methodName string) endpoint.Middleware

Functions

func LatencyMiddleware

func LatencyMiddleware(duration metrics.Histogram, methodName string) endpoint.Middleware

LatencyMiddleware is an endpoint middleware which observes the request latency in a histogram

func Logging

func Logging(logger log.Logger, endpointName string) endpoint.Middleware

func Prometheus

func Prometheus(methodName string) endpoint.Middleware

Prometheus adds basic RED metrics on all endpoints. The transport layer (gRPC) should also have metrics attached and will then take care of monitoring grpc endpoints including their status.

func RequestFrequency

func RequestFrequency(frequency metrics.Counter, methodName string) endpoint.Middleware