// handleWithGlobalMiddlwares wraps the handler function for a request with // the server's global middlewares. The order of the middlewares is backwards, // meaning that the first in the list will be evaluated last. func (s *Server) handleWithGlobalMiddlewares(handler httputils.APIFunc) httputils.APIFunc { next := handler handleVersion := middleware.NewVersionMiddleware(dockerversion.Version, api.DefaultVersion, api.MinVersion) next = handleVersion(next) if s.cfg.EnableCors { handleCORS := middleware.NewCORSMiddleware(s.cfg.CorsHeaders) next = handleCORS(next) } handleUserAgent := middleware.NewUserAgentMiddleware(s.cfg.Version) next = handleUserAgent(next) // Only want this on debug level if s.cfg.Logging && logrus.GetLevel() == logrus.DebugLevel { next = middleware.DebugRequestMiddleware(next) } if len(s.cfg.AuthorizationPluginNames) > 0 { s.authZPlugins = authorization.NewPlugins(s.cfg.AuthorizationPluginNames) handleAuthorization := middleware.NewAuthorizationMiddleware(s.authZPlugins) next = handleAuthorization(next) } return next }
func TestMiddlewares(t *testing.T) { cfg := &Config{ Version: "0.1omega2", } srv := &Server{ cfg: cfg, } srv.UseMiddleware(middleware.NewVersionMiddleware("0.1omega2", api.DefaultVersion, api.MinVersion)) req, _ := http.NewRequest("GET", "/containers/json", nil) resp := httptest.NewRecorder() ctx := context.Background() localHandler := func(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error { if httputils.VersionFromContext(ctx) == "" { t.Fatalf("Expected version, got empty string") } if sv := w.Header().Get("Server"); !strings.Contains(sv, "Docker/0.1omega2") { t.Fatalf("Expected server version in the header `Docker/0.1omega2`, got %s", sv) } return nil } handlerFunc := srv.handlerWithGlobalMiddlewares(localHandler) if err := handlerFunc(ctx, resp, req, map[string]string{}); err != nil { t.Fatal(err) } }
func (cli *DaemonCli) initMiddlewares(s *apiserver.Server, cfg *apiserver.Config) { v := cfg.Version vm := middleware.NewVersionMiddleware(v, api.DefaultVersion, api.MinVersion) s.UseMiddleware(vm) if cfg.EnableCors { c := middleware.NewCORSMiddleware(cfg.CorsHeaders) s.UseMiddleware(c) } u := middleware.NewUserAgentMiddleware(v) s.UseMiddleware(u) cli.authzMiddleware = authorization.NewMiddleware(cli.Config.AuthorizationPlugins, cli.d.PluginStore) s.UseMiddleware(cli.authzMiddleware) }
func (cli *DaemonCli) initMiddlewares(s *apiserver.Server, cfg *apiserver.Config) { v := cfg.Version vm := middleware.NewVersionMiddleware(v, api.DefaultVersion, api.MinVersion) s.UseMiddleware(vm) if cfg.EnableCors { c := middleware.NewCORSMiddleware(cfg.CorsHeaders) s.UseMiddleware(c) } u := middleware.NewUserAgentMiddleware(v) s.UseMiddleware(u) if len(cli.Config.AuthorizationPlugins) > 0 { authZPlugins := authorization.NewPlugins(cli.Config.AuthorizationPlugins) handleAuthorization := authorization.NewMiddleware(authZPlugins) s.UseMiddleware(handleAuthorization) } }
func (cli *DaemonCli) initMiddlewares(s *apiserver.Server, cfg *apiserver.Config) error { v := cfg.Version exp := middleware.NewExperimentalMiddleware(cli.d.HasExperimental()) s.UseMiddleware(exp) vm := middleware.NewVersionMiddleware(v, api.DefaultVersion, api.MinVersion) s.UseMiddleware(vm) if cfg.EnableCors { c := middleware.NewCORSMiddleware(cfg.CorsHeaders) s.UseMiddleware(c) } if err := validateAuthzPlugins(cli.Config.AuthorizationPlugins, cli.d.PluginStore); err != nil { return fmt.Errorf("Error validating authorization plugin: %v", err) } cli.authzMiddleware = authorization.NewMiddleware(cli.Config.AuthorizationPlugins, cli.d.PluginStore) s.UseMiddleware(cli.authzMiddleware) return nil }