feat(api): add root, favicon and version routes to basic auth middleware if enabled

Makefile

@@ -36,7 +36,7 @@ API_BIND_IP=
 API_START_TIMEOUT=30s
 API_TIMEOUT=30s
 API_BODY_LIMIT=
-API_ROOT_PATH=/
+API_ROOT_PATH="/"
 API_TRACE_HEADER=Gotenberg-Trace
 API_ENABLE_BASIC_AUTH=false
 GOTENBERG_API_BASIC_AUTH_USERNAME=

pkg/modules/api/api.go

@@ -456,14 +456,22 @@ func (a *Api) Start() error {
 
 	hardTimeout := a.timeout + (time.Duration(5) * time.Second)
 
+	// Basic auth?
+	var securityMiddleware echo.MiddlewareFunc
+	if a.basicAuthUsername != "" {
+		securityMiddleware = basicAuthMiddleware(a.basicAuthUsername, a.basicAuthPassword)
+	} else {
+		securityMiddleware = func(next echo.HandlerFunc) echo.HandlerFunc {
+			return func(c echo.Context) error {
+				return next(c)
+			}
+		}
+	}
+
 	// Add the modules' routes and their specific middlewares.
 	for _, route := range a.routes {
 		var middlewares []echo.MiddlewareFunc
-
-		// Basic auth?
-		if a.basicAuthUsername != "" {
-			middlewares = append(middlewares, basicAuthMiddleware(a.basicAuthUsername, a.basicAuthPassword))
-		}
+		middlewares = append(middlewares, securityMiddleware)
 
 		if route.IsMultipart {
 			middlewares = append(middlewares, contextMiddleware(a.fs, a.timeout, a.bodyLimit, a.downloadFromCfg))
@@ -489,6 +497,7 @@ func (a *Api) Start() error {
 		func(c echo.Context) error {
 			return c.HTML(http.StatusOK, `Hey, Gotenberg has no UI, it's an API. Head to the <a href="https://gotenberg.dev">documentation</a> to learn how to interact with it 🚀`)
 		},
+		securityMiddleware,
 	)
 
 	// Favicon route.
@@ -497,6 +506,7 @@ func (a *Api) Start() error {
 		func(c echo.Context) error {
 			return c.NoContent(http.StatusNoContent)
 		},
+		securityMiddleware,
 	)
 
 	// Let's not forget the health check routes...
@@ -525,6 +535,7 @@ func (a *Api) Start() error {
 		func(c echo.Context) error {
 			return c.String(http.StatusOK, gotenberg.Version)
 		},
+		securityMiddleware,
 	)
 
 	// Wait for all modules to be ready.

pkg/modules/api/api_test.go

@@ -869,6 +869,7 @@ func TestApi_Start(t *testing.T) {
 			// root request.
 			recorder := httptest.NewRecorder()
 			rootRequest := httptest.NewRequest(http.MethodGet, "/", nil)
+			rootRequest.SetBasicAuth(mod.basicAuthUsername, mod.basicAuthPassword)
 			mod.srv.ServeHTTP(recorder, rootRequest)
 			if recorder.Code != http.StatusOK {
 				t.Errorf("expected %d status code but got %d", http.StatusOK, recorder.Code)
@@ -877,6 +878,7 @@ func TestApi_Start(t *testing.T) {
 			// favicon request.
 			recorder = httptest.NewRecorder()
 			faviconRequest := httptest.NewRequest(http.MethodGet, "/favicon.ico", nil)
+			faviconRequest.SetBasicAuth(mod.basicAuthUsername, mod.basicAuthPassword)
 			mod.srv.ServeHTTP(recorder, faviconRequest)
 			if recorder.Code != http.StatusNoContent {
 				t.Errorf("expected %d status code but got %d", http.StatusNoContent, recorder.Code)
@@ -900,6 +902,7 @@ func TestApi_Start(t *testing.T) {
 			// version request.
 			recorder = httptest.NewRecorder()
 			versionRequest := httptest.NewRequest(http.MethodGet, "/version", nil)
+			versionRequest.SetBasicAuth(mod.basicAuthUsername, mod.basicAuthPassword)
 			mod.srv.ServeHTTP(recorder, versionRequest)
 			if recorder.Code != http.StatusOK {
 				t.Errorf("expected %d status code but got %d", http.StatusOK, recorder.Code)