/
middleware.go
49 lines (41 loc) · 1.22 KB
/
middleware.go
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package http
import (
"context"
"net/http"
"time"
"golang.org/x/time/rate"
"github.com/CallumKerson/loggerrific"
)
type Middlewares struct {
loggerrific.Logger
CacheStore
}
func GetLoggingMiddleware(logger loggerrific.Logger) func(http.Handler) http.Handler {
return func(next http.Handler) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
logger.WithFields(map[string]interface{}{
"method": request.Method,
"path": request.URL.Path,
"userAgent": request.UserAgent(),
}).Infoln("Handled Request")
next.ServeHTTP(writer, request)
})
}
}
func TimeoutMiddleware(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx, cancel := context.WithTimeout(r.Context(), 15*time.Second)
defer cancel()
next.ServeHTTP(w, r.WithContext(ctx))
})
}
var limiter = rate.NewLimiter(1, 3)
func SevereRateLimitMiddleware(next http.Handler) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
if !limiter.Allow() {
http.Error(writer, http.StatusText(http.StatusTooManyRequests), http.StatusTooManyRequests)
return
}
next.ServeHTTP(writer, request)
})
}