Method ServeHTTP

server/router.go:112–149

ServeHTTP serves routes

(rw http.ResponseWriter, req *http.Request)

// ServeHTTP serves routes
func (r *Router) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
	// Attach timer to the context
	req, timeoutCancel := StartRequestTimer(req, r.config.RequestTimeout)
	defer timeoutCancel()

	// Create the [ResponseWriter]
	rww := r.rwFactory.NewWriter(rw)

	// Get/create request ID
	reqID := r.getRequestID(req)

	// Replace request IP from headers
	r.replaceRemoteAddr(req)

	rww.Header().Set(httpheaders.Server, DefaultServerName)
	rww.Header().Set(httpheaders.XRequestID, reqID)

	for _, rr := range r.routes {
		if !rr.isMatch(req) {
			continue
		}

		// Set req.Pattern. We use it to trim path prefixes in handlers.
		req.Pattern = rr.path

		if !rr.silent {
			LogRequest(reqID, req)
		}

		rr.handler(reqID, rww, req)
		return
	}

	// Means that we have not found matching route
	LogRequest(reqID, req)
	LogResponse(reqID, req, http.StatusNotFound, newRouteNotDefinedError(req.URL.Path))
	r.NotFoundHandler(reqID, rww, req)
}

// NotFoundHandler is default 404 handler
func (r *Router) NotFoundHandler(reqID string, rw ResponseWriter, req *http.Request) *Error {