middleware

Documentation

Overview

Package middleware defines possible middleware that can be used by router

Index

• Constants
• func LogRoute(next http.Handler) http.Handler
• func RateLimit(req http.HandlerFunc) http.HandlerFunc
• type Visitor

Constants

const (
	// ExpiryTime defines how long before the user got deleted
	ExpiryTime time.Duration = 3 * time.Minute
	// RefreshRate deinfes how often we check the map for expired user
	RefreshRate time.Duration = 2 * time.Minute
	// AvgRate defines the limit of average token comsumption
	AvgRate rate.Limit = 1
	// MaxRate defines the limit of spike token consumption
	MaxRate int = 1
)

Functions

func LogRoute

func LogRoute(next http.Handler) http.Handler

LogRoute prettyprints requested routes

GET /v1/<endpoints> -> r.RequestURI
LogRoute() -> [GET] : 127.0.0.1/api/v1/<endpoints>

func RateLimit

func RateLimit(req http.HandlerFunc) http.HandlerFunc

RateLimit is the middleware to prevent a single IP to overload the server by performing too many req

Types

type Visitor

type Visitor struct {
	// contains filtered or unexported fields
}

Visitor defines rate limiter for each visitor and the last time the visitor was seen