handler

Documentation

Index

• func Authorize(secret string, opts ...AuthorizeOption) func(http.Handler) http.Handler
• func BreakerHandler(method, path string, metrics *stat.Metrics) func(http.Handler) http.Handler
• func ContentSecurityHandler(decrypters map[string]codec.RsaDecrypter, tolerance time.Duration, strict bool, ...) func(http.Handler) http.Handler
• func CryptionHandler(key []byte) func(http.Handler) http.Handler
• func DetailedLogHandler(next http.Handler) http.Handler
• func DontTraceSpan(spanName string)
• func GunzipHandler(next http.Handler) http.Handler
• func LogHandler(next http.Handler) http.Handler
• func MaxBytesHandler(n int64) func(http.Handler) http.Handler
• func MaxConns(n int) func(http.Handler) http.Handler
• func MetricHandler(metrics *stat.Metrics) func(http.Handler) http.Handler
• func PrometheusHandler(path string) func(http.Handler) http.Handler
• func RecoverHandler(next http.Handler) http.Handler
• func SetSlowThreshold(threshold time.Duration)
• func SheddingHandler(shedder load.Shedder, metrics *stat.Metrics) func(http.Handler) http.Handler
• func TimeoutHandler(duration time.Duration) func(http.Handler) http.Handler
• func TracingHandler(serviceName, path string) func(http.Handler) http.Handler
• type AuthorizeOption
  • func WithPrevSecret(secret string) AuthorizeOption
  • func WithUnauthorizedCallback(callback UnauthorizedCallback) AuthorizeOption
• type AuthorizeOptions
• type UnauthorizedCallback
• type UnsignedCallback

Functions

func Authorize

func Authorize(secret string, opts ...AuthorizeOption) func(http.Handler) http.Handler

Authorize returns an authorization middleware.

func BreakerHandler

func BreakerHandler(method, path string, metrics *stat.Metrics) func(http.Handler) http.Handler

BreakerHandler returns a break circuit middleware.

func ContentSecurityHandler

func ContentSecurityHandler(decrypters map[string]codec.RsaDecrypter, tolerance time.Duration,
	strict bool, callbacks ...UnsignedCallback) func(http.Handler) http.Handler

ContentSecurityHandler returns a middleware to verify content security.

func CryptionHandler

func CryptionHandler(key []byte) func(http.Handler) http.Handler

CryptionHandler returns a middleware to handle cryption.

func DetailedLogHandler

func DetailedLogHandler(next http.Handler) http.Handler

DetailedLogHandler returns a middleware that logs http request and response in details.

func DontTraceSpan

func DontTraceSpan(spanName string)

DontTraceSpan disable tracing for the specified span name.

func GunzipHandler

func GunzipHandler(next http.Handler) http.Handler

GunzipHandler returns a middleware to gunzip http request body.

func LogHandler

func LogHandler(next http.Handler) http.Handler

LogHandler returns a middleware that logs http request and response.

func MaxBytesHandler

func MaxBytesHandler(n int64) func(http.Handler) http.Handler

MaxBytesHandler returns a middleware that limit reading of http request body.

func MaxConns

func MaxConns(n int) func(http.Handler) http.Handler

MaxConns returns a middleware that limit the concurrent connections.

func MetricHandler

func MetricHandler(metrics *stat.Metrics) func(http.Handler) http.Handler

MetricHandler returns a middleware that stat the metrics.

func PrometheusHandler

func PrometheusHandler(path string) func(http.Handler) http.Handler

PrometheusHandler returns a middleware that reports stats to prometheus.

func RecoverHandler

func RecoverHandler(next http.Handler) http.Handler

RecoverHandler returns a middleware that recovers if panic happens.

func SetSlowThreshold

func SetSlowThreshold(threshold time.Duration)

SetSlowThreshold sets the slow threshold.

func SheddingHandler

func SheddingHandler(shedder load.Shedder, metrics *stat.Metrics) func(http.Handler) http.Handler

SheddingHandler returns a middleware that does load shedding.

func TimeoutHandler

func TimeoutHandler(duration time.Duration) func(http.Handler) http.Handler

TimeoutHandler returns the handler with given timeout. If client closed request, code 499 will be logged. Notice: even if canceled in server side, 499 will be logged as well.

func TracingHandler

func TracingHandler(serviceName, path string) func(http.Handler) http.Handler

TracingHandler return a middleware that process the opentelemetry.

Types

type AuthorizeOption

type AuthorizeOption func(opts *AuthorizeOptions)

AuthorizeOption defines the method to customize an AuthorizeOptions.

func WithPrevSecret

func WithPrevSecret(secret string) AuthorizeOption

WithPrevSecret returns an AuthorizeOption with setting previous secret.

func WithUnauthorizedCallback

func WithUnauthorizedCallback(callback UnauthorizedCallback) AuthorizeOption

WithUnauthorizedCallback returns an AuthorizeOption with setting unauthorized callback.

type AuthorizeOptions

type AuthorizeOptions struct {
	PrevSecret string
	Callback   UnauthorizedCallback
}

An AuthorizeOptions is authorize options.

type UnauthorizedCallback

type UnauthorizedCallback func(w http.ResponseWriter, r *http.Request, err error)

UnauthorizedCallback defines the method of unauthorized callback.

type UnsignedCallback

type UnsignedCallback func(w http.ResponseWriter, r *http.Request, next http.Handler, strict bool, code int)

UnsignedCallback defines the method of the unsigned callback.