routing

Documentation

Overview

Package routing contains the http.Handler routing logic.

Index

• Variables
• func ConfigureRoute[R, C any](route R, config C, validateFn func(r R) error) (R, error)
• func New(invoker lambda.Facade, cfg *config.Server, decorators ...Decorator) (http.Handler, error)
• type Decorator
  • func CurryMeteringFactory[O MeteringTarget[O], H http.Handler](fn MeterFactory[O, H], o O) Decorator
• type MeterFactory
• type MeteringTarget

Variables

var MetricsDecorators = []Decorator{
	CurryMeteringFactory[*prometheus.CounterVec](promhttp.InstrumentHandlerCounter, metrics.HTTPRequestsTotal),
	CurryMeteringFactory[prometheus.ObserverVec](promhttp.InstrumentHandlerDuration, metrics.HTTPRequestsDuration),
	CurryMeteringFactory[prometheus.ObserverVec](promhttp.InstrumentHandlerRequestSize, metrics.HTTPRequestsSize),
	CurryMeteringFactory[prometheus.ObserverVec](promhttp.InstrumentHandlerResponseSize, metrics.HTTPResponsesSize),
}

Functions

func ConfigureRoute

func ConfigureRoute[R, C any](route R, config C, validateFn func(r R) error) (R, error)

ConfigureRoute configures a route using the provided configuration and validates it using the provided function.

func New

func New(invoker lambda.Facade, cfg *config.Server, decorators ...Decorator) (http.Handler, error)

New creates a new http.Handler for the aws.Facade using the Server.

Types

type Decorator

type Decorator func(decorated http.Handler, ref lambda.FnRef) http.Handler

Decorator for a http request.

func CurryMeteringFactory

func CurryMeteringFactory[O MeteringTarget[O], H http.Handler](fn MeterFactory[O, H], o O) Decorator

CurryMeteringFactory using the provided MeteringTarget and return a routing.Decorator from it.

type MeterFactory

type MeterFactory[O any, H http.Handler] func(O, http.Handler, ...promhttp.Option) H

MeterFactory for generic creation of MetricsDecorators handlers.

type MeteringTarget

type MeteringTarget[O any] interface {
	MustCurryWith(labels prometheus.Labels) O
}

MeteringTarget allowing to curry labels.