Function TestMetricsHTTPSCatchAll

modules/caddyhttp/metrics_test.go:434–481

(t *testing.T)

}

func TestMetricsHTTPSCatchAll(t *testing.T) {
	ctx, _ := caddy.NewContext(caddy.Context{Context: context.Background()})

	// Test that HTTPS requests allow catch-all even when AllowCatchAllHosts is false
	metrics := &Metrics{
		PerHost:              true,
		ObserveCatchallHosts: false,
		hasHTTPSServer:       true, // Simulate having HTTPS servers
		init:                 sync.Once{},
		httpMetrics:          &httpMetrics{},
		allowedHosts:         make(map[string]struct{}), // Empty - no explicitly allowed hosts
	}

	h := HandlerFunc(func(w http.ResponseWriter, r *http.Request) error {
		w.Write([]byte("hello"))
		return nil
	})

	ih := newMetricsInstrumentedRoute(ctx, "test", h, metrics)

	// Test HTTPS request (should be allowed even though not in allowedHosts)
	r1 := httptest.NewRequest("GET", "https://unknown.com/", nil)
	r1.Host = "unknown.com"
	r1.TLS = &tls.ConnectionState{} // Mark as TLS/HTTPS
	w1 := httptest.NewRecorder()
	ih.ServeHTTP(w1, r1)

	// Test HTTP request (should be mapped to "_other")
	r2 := httptest.NewRequest("GET", "http://unknown.com/", nil)
	r2.Host = "unknown.com"
	// No TLS field = HTTP request
	w2 := httptest.NewRecorder()
	ih.ServeHTTP(w2, r2)

	// Check that HTTPS request gets real host, HTTP gets "_other"
	expected := `
	# HELP caddy_http_requests_total Counter of HTTP(S) requests made.
	# TYPE caddy_http_requests_total counter
	caddy_http_requests_total{handler="test",host="_other",server="UNKNOWN"} 1
	caddy_http_requests_total{handler="test",host="unknown.com",server="UNKNOWN"} 1
	`

	if err := testutil.GatherAndCompare(ctx.GetMetricsRegistry(), strings.NewReader(expected),
		"caddy_http_requests_total",
	); err != nil {
		t.Errorf("HTTPS catch-all test failed: %s", err)
	}
}

func TestMetricsInstrumentedRoute(t *testing.T) {
	ctx, _ := caddy.NewContext(caddy.Context{Context: context.Background()})