mirror of
https://github.com/flutter/flutter.git
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1372 lines
43 KiB
Dart
1372 lines
43 KiB
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:async';
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import 'package:meta/meta.dart';
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import 'application_package.dart';
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import 'artifacts.dart';
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import 'asset.dart';
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import 'base/command_help.dart';
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import 'base/common.dart';
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import 'base/file_system.dart';
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import 'base/io.dart' as io;
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import 'base/logger.dart';
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import 'base/signals.dart';
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import 'base/terminal.dart' show outputPreferences;
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import 'base/utils.dart';
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import 'build_info.dart';
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import 'codegen.dart';
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import 'compile.dart';
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import 'dart/package_map.dart';
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import 'devfs.dart';
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import 'device.dart';
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import 'features.dart';
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import 'globals.dart' as globals;
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import 'project.dart';
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import 'run_cold.dart';
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import 'run_hot.dart';
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import 'vmservice.dart';
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class FlutterDevice {
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FlutterDevice(
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this.device, {
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@required this.trackWidgetCreation,
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this.fileSystemRoots,
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this.fileSystemScheme,
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this.viewFilter,
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TargetModel targetModel = TargetModel.flutter,
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TargetPlatform targetPlatform,
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List<String> experimentalFlags,
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ResidentCompiler generator,
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@required BuildMode buildMode,
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List<String> dartDefines,
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}) : assert(trackWidgetCreation != null),
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generator = generator ?? ResidentCompiler(
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globals.artifacts.getArtifactPath(
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Artifact.flutterPatchedSdkPath,
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platform: targetPlatform,
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mode: buildMode,
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),
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buildMode: buildMode,
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trackWidgetCreation: trackWidgetCreation,
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fileSystemRoots: fileSystemRoots ?? <String>[],
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fileSystemScheme: fileSystemScheme,
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targetModel: targetModel,
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experimentalFlags: experimentalFlags,
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dartDefines: dartDefines,
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);
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/// Create a [FlutterDevice] with optional code generation enabled.
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static Future<FlutterDevice> create(
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Device device, {
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@required FlutterProject flutterProject,
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@required bool trackWidgetCreation,
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@required String target,
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@required BuildMode buildMode,
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List<String> fileSystemRoots,
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String fileSystemScheme,
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String viewFilter,
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TargetModel targetModel = TargetModel.flutter,
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List<String> experimentalFlags,
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ResidentCompiler generator,
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List<String> dartDefines,
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}) async {
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ResidentCompiler generator;
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final TargetPlatform targetPlatform = await device.targetPlatform;
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if (device.platformType == PlatformType.fuchsia) {
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targetModel = TargetModel.flutterRunner;
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}
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if (targetPlatform == TargetPlatform.web_javascript) {
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generator = ResidentCompiler(
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globals.artifacts.getArtifactPath(Artifact.flutterWebSdk, mode: buildMode),
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buildMode: buildMode,
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trackWidgetCreation: trackWidgetCreation,
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fileSystemRoots: fileSystemRoots ?? <String>[],
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// Override the filesystem scheme so that the frontend_server can find
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// the generated entrypoint code.
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fileSystemScheme: 'org-dartlang-app',
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targetModel: TargetModel.dartdevc,
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experimentalFlags: experimentalFlags,
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platformDill: globals.fs.file(globals.artifacts
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.getArtifactPath(Artifact.webPlatformKernelDill, mode: buildMode))
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.absolute.uri.toString(),
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dartDefines: dartDefines,
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);
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} else {
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generator = ResidentCompiler(
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globals.artifacts.getArtifactPath(
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Artifact.flutterPatchedSdkPath,
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platform: targetPlatform,
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mode: buildMode,
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),
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buildMode: buildMode,
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trackWidgetCreation: trackWidgetCreation,
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fileSystemRoots: fileSystemRoots,
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fileSystemScheme: fileSystemScheme,
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targetModel: targetModel,
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experimentalFlags: experimentalFlags,
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dartDefines: dartDefines,
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);
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if (flutterProject.hasBuilders) {
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generator = await CodeGeneratingResidentCompiler.create(
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residentCompiler: generator,
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flutterProject: flutterProject,
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);
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}
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}
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return FlutterDevice(
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device,
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trackWidgetCreation: trackWidgetCreation,
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fileSystemRoots: fileSystemRoots,
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fileSystemScheme:fileSystemScheme,
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viewFilter: viewFilter,
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experimentalFlags: experimentalFlags,
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targetModel: targetModel,
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targetPlatform: targetPlatform,
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generator: generator,
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buildMode: buildMode,
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dartDefines: dartDefines,
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);
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}
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final Device device;
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final ResidentCompiler generator;
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Stream<Uri> observatoryUris;
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VMService vmService;
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DevFS devFS;
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ApplicationPackage package;
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List<String> fileSystemRoots;
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String fileSystemScheme;
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StreamSubscription<String> _loggingSubscription;
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bool _isListeningForObservatoryUri;
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final String viewFilter;
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final bool trackWidgetCreation;
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/// Whether the stream [observatoryUris] is still open.
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bool get isWaitingForObservatory => _isListeningForObservatoryUri ?? false;
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/// If the [reloadSources] parameter is not null the 'reloadSources' service
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/// will be registered.
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/// The 'reloadSources' service can be used by other Service Protocol clients
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/// connected to the VM (e.g. Observatory) to request a reload of the source
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/// code of the running application (a.k.a. HotReload).
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/// The 'compileExpression' service can be used to compile user-provided
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/// expressions requested during debugging of the application.
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/// This ensures that the reload process follows the normal orchestration of
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/// the Flutter Tools and not just the VM internal service.
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Future<void> connect({
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ReloadSources reloadSources,
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Restart restart,
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CompileExpression compileExpression,
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ReloadMethod reloadMethod,
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}) {
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final Completer<void> completer = Completer<void>();
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StreamSubscription<void> subscription;
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bool isWaitingForVm = false;
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subscription = observatoryUris.listen((Uri observatoryUri) async {
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// FYI, this message is used as a sentinel in tests.
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globals.printTrace('Connecting to service protocol: $observatoryUri');
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isWaitingForVm = true;
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VMService service;
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try {
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service = await VMService.connect(
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observatoryUri,
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reloadSources: reloadSources,
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restart: restart,
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compileExpression: compileExpression,
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reloadMethod: reloadMethod,
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device: device,
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);
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} on Exception catch (exception) {
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globals.printTrace('Fail to connect to service protocol: $observatoryUri: $exception');
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if (!completer.isCompleted && !_isListeningForObservatoryUri) {
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completer.completeError('failed to connect to $observatoryUri');
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}
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return;
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}
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if (completer.isCompleted) {
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return;
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}
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globals.printTrace('Successfully connected to service protocol: $observatoryUri');
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vmService = service;
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device.getLogReader(app: package).connectedVMService = vmService;
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completer.complete();
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await subscription.cancel();
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}, onError: (dynamic error) {
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globals.printTrace('Fail to handle observatory URI: $error');
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}, onDone: () {
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_isListeningForObservatoryUri = false;
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if (!completer.isCompleted && !isWaitingForVm) {
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completer.completeError('connection to device ended too early');
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}
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});
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_isListeningForObservatoryUri = true;
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return completer.future;
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}
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Future<void> refreshViews() async {
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if (vmService == null) {
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return;
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}
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await vmService.vm.refreshViews(waitForViews: true);
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}
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List<FlutterView> get views {
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if (vmService == null || vmService.isClosed) {
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return <FlutterView>[];
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}
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return (viewFilter != null
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? vmService.vm.allViewsWithName(viewFilter)
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: vmService.vm.views).toList();
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}
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Future<void> getVMs() => vmService.getVM();
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Future<void> exitApps() async {
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if (!device.supportsFlutterExit) {
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await device.stopApp(package);
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return;
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}
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final List<FlutterView> flutterViews = views;
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if (flutterViews == null || flutterViews.isEmpty) {
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return;
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}
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// If any of the flutter views are paused, we might not be able to
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// cleanly exit since the service extension may not have been registered.
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if (flutterViews.any((FlutterView view) {
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return view != null &&
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view.uiIsolate != null &&
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view.uiIsolate.pauseEvent != null &&
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view.uiIsolate.pauseEvent.isPauseEvent;
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}
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)) {
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await device.stopApp(package);
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return;
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}
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final List<Future<void>> futures = <Future<void>>[];
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for (final FlutterView view in flutterViews) {
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if (view != null && view.uiIsolate != null) {
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assert(!view.uiIsolate.pauseEvent.isPauseEvent);
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futures.add(view.uiIsolate.flutterExit());
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}
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}
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// The flutterExit message only returns if it fails, so just wait a few
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// seconds then assume it worked.
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// TODO(ianh): We should make this return once the VM service disconnects.
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await Future.wait(futures).timeout(const Duration(seconds: 2), onTimeout: () => <void>[]);
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}
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Future<Uri> setupDevFS(
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String fsName,
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Directory rootDirectory, {
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String packagesFilePath,
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}) {
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// One devFS per device. Shared by all running instances.
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devFS = DevFS(
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vmService,
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fsName,
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rootDirectory,
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packagesFilePath: packagesFilePath,
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);
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return devFS.create();
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}
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List<Future<Map<String, dynamic>>> reloadSources(
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String entryPath, {
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bool pause = false,
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}) {
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final Uri deviceEntryUri = devFS.baseUri.resolveUri(globals.fs.path.toUri(entryPath));
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final Uri devicePackagesUri = devFS.baseUri.resolve('.packages');
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return <Future<Map<String, dynamic>>>[
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for (final FlutterView view in views)
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view.uiIsolate.reloadSources(
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pause: pause,
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rootLibUri: deviceEntryUri,
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packagesUri: devicePackagesUri,
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),
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];
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}
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Future<void> resetAssetDirectory() async {
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final Uri deviceAssetsDirectoryUri = devFS.baseUri.resolveUri(
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globals.fs.path.toUri(getAssetBuildDirectory()));
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assert(deviceAssetsDirectoryUri != null);
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await Future.wait<void>(views.map<Future<void>>(
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(FlutterView view) => view.setAssetDirectory(deviceAssetsDirectoryUri)
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));
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}
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Future<void> debugDumpApp() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterDebugDumpApp();
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}
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}
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Future<void> debugDumpRenderTree() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterDebugDumpRenderTree();
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}
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}
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Future<void> debugDumpLayerTree() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterDebugDumpLayerTree();
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}
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}
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Future<void> debugDumpSemanticsTreeInTraversalOrder() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterDebugDumpSemanticsTreeInTraversalOrder();
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}
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}
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Future<void> debugDumpSemanticsTreeInInverseHitTestOrder() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterDebugDumpSemanticsTreeInInverseHitTestOrder();
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}
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}
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Future<void> toggleDebugPaintSizeEnabled() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterToggleDebugPaintSizeEnabled();
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}
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}
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Future<void> toggleDebugCheckElevationsEnabled() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterToggleDebugCheckElevationsEnabled();
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}
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}
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Future<void> debugTogglePerformanceOverlayOverride() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterTogglePerformanceOverlayOverride();
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}
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}
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Future<void> toggleWidgetInspector() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterToggleWidgetInspector();
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}
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}
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Future<void> toggleProfileWidgetBuilds() async {
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterToggleProfileWidgetBuilds();
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}
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}
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Future<String> togglePlatform({ String from }) async {
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final String to = nextPlatform(from, featureFlags);
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for (final FlutterView view in views) {
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await view.uiIsolate.flutterPlatformOverride(to);
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}
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return to;
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}
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void startEchoingDeviceLog() {
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if (_loggingSubscription != null) {
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return;
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}
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final Stream<String> logStream = device.getLogReader(app: package).logLines;
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if (logStream == null) {
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globals.printError('Failed to read device log stream');
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return;
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}
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_loggingSubscription = logStream.listen((String line) {
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if (!line.contains('Observatory listening on http')) {
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globals.printStatus(line, wrap: false);
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}
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});
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}
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Future<void> stopEchoingDeviceLog() async {
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if (_loggingSubscription == null) {
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return;
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}
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await _loggingSubscription.cancel();
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_loggingSubscription = null;
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}
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void initLogReader() {
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device.getLogReader(app: package).appPid = vmService.vm.pid;
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}
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Future<int> runHot({
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HotRunner hotRunner,
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String route,
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}) async {
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final bool prebuiltMode = hotRunner.applicationBinary != null;
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final String modeName = hotRunner.debuggingOptions.buildInfo.friendlyModeName;
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globals.printStatus(
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'Launching ${globals.fsUtils.getDisplayPath(hotRunner.mainPath)} '
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'on ${device.name} in $modeName mode...',
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);
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final TargetPlatform targetPlatform = await device.targetPlatform;
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package = await ApplicationPackageFactory.instance.getPackageForPlatform(
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targetPlatform,
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applicationBinary: hotRunner.applicationBinary,
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);
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if (package == null) {
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String message = 'No application found for $targetPlatform.';
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final String hint = await getMissingPackageHintForPlatform(targetPlatform);
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if (hint != null) {
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message += '\n$hint';
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}
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globals.printError(message);
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return 1;
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}
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final Map<String, dynamic> platformArgs = <String, dynamic>{};
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startEchoingDeviceLog();
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// Start the application.
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final Future<LaunchResult> futureResult = device.startApp(
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package,
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mainPath: hotRunner.mainPath,
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debuggingOptions: hotRunner.debuggingOptions,
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platformArgs: platformArgs,
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route: route,
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prebuiltApplication: prebuiltMode,
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ipv6: hotRunner.ipv6,
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);
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final LaunchResult result = await futureResult;
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if (!result.started) {
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globals.printError('Error launching application on ${device.name}.');
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await stopEchoingDeviceLog();
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return 2;
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}
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if (result.hasObservatory) {
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observatoryUris = Stream<Uri>
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.value(result.observatoryUri)
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.asBroadcastStream();
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} else {
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observatoryUris = const Stream<Uri>
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.empty()
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.asBroadcastStream();
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}
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return 0;
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}
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Future<int> runCold({
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ColdRunner coldRunner,
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String route,
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}) async {
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final TargetPlatform targetPlatform = await device.targetPlatform;
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package = await ApplicationPackageFactory.instance.getPackageForPlatform(
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targetPlatform,
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applicationBinary: coldRunner.applicationBinary,
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);
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final String modeName = coldRunner.debuggingOptions.buildInfo.friendlyModeName;
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final bool prebuiltMode = coldRunner.applicationBinary != null;
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if (coldRunner.mainPath == null) {
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assert(prebuiltMode);
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globals.printStatus(
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'Launching ${package.displayName} '
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'on ${device.name} in $modeName mode...',
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);
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} else {
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globals.printStatus(
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'Launching ${globals.fsUtils.getDisplayPath(coldRunner.mainPath)} '
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'on ${device.name} in $modeName mode...',
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);
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}
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if (package == null) {
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String message = 'No application found for $targetPlatform.';
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final String hint = await getMissingPackageHintForPlatform(targetPlatform);
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if (hint != null) {
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message += '\n$hint';
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}
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globals.printError(message);
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return 1;
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}
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final Map<String, dynamic> platformArgs = <String, dynamic>{};
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if (coldRunner.traceStartup != null) {
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platformArgs['trace-startup'] = coldRunner.traceStartup;
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}
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startEchoingDeviceLog();
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final LaunchResult result = await device.startApp(
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package,
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mainPath: coldRunner.mainPath,
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debuggingOptions: coldRunner.debuggingOptions,
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platformArgs: platformArgs,
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route: route,
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prebuiltApplication: prebuiltMode,
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ipv6: coldRunner.ipv6,
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);
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if (!result.started) {
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globals.printError('Error running application on ${device.name}.');
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await stopEchoingDeviceLog();
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return 2;
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}
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if (result.hasObservatory) {
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observatoryUris = Stream<Uri>
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.value(result.observatoryUri)
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.asBroadcastStream();
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} else {
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observatoryUris = const Stream<Uri>
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.empty()
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.asBroadcastStream();
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}
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return 0;
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}
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Future<UpdateFSReport> updateDevFS({
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String mainPath,
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String target,
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AssetBundle bundle,
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DateTime firstBuildTime,
|
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bool bundleFirstUpload = false,
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bool bundleDirty = false,
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bool fullRestart = false,
|
|
String projectRootPath,
|
|
String pathToReload,
|
|
@required String dillOutputPath,
|
|
@required List<Uri> invalidatedFiles,
|
|
}) async {
|
|
final Status devFSStatus = globals.logger.startProgress(
|
|
'Syncing files to device ${device.name}...',
|
|
timeout: timeoutConfiguration.fastOperation,
|
|
);
|
|
UpdateFSReport report;
|
|
try {
|
|
report = await devFS.update(
|
|
mainPath: mainPath,
|
|
target: target,
|
|
bundle: bundle,
|
|
firstBuildTime: firstBuildTime,
|
|
bundleFirstUpload: bundleFirstUpload,
|
|
generator: generator,
|
|
fullRestart: fullRestart,
|
|
dillOutputPath: dillOutputPath,
|
|
trackWidgetCreation: trackWidgetCreation,
|
|
projectRootPath: projectRootPath,
|
|
pathToReload: pathToReload,
|
|
invalidatedFiles: invalidatedFiles,
|
|
);
|
|
} on DevFSException {
|
|
devFSStatus.cancel();
|
|
return UpdateFSReport(success: false);
|
|
}
|
|
devFSStatus.stop();
|
|
globals.printTrace('Synced ${getSizeAsMB(report.syncedBytes)}.');
|
|
return report;
|
|
}
|
|
|
|
Future<void> updateReloadStatus(bool wasReloadSuccessful) async {
|
|
if (wasReloadSuccessful) {
|
|
generator?.accept();
|
|
} else {
|
|
await generator?.reject();
|
|
}
|
|
}
|
|
}
|
|
|
|
// Issue: https://github.com/flutter/flutter/issues/33050
|
|
// Matches the following patterns:
|
|
// HttpException: Connection closed before full header was received, uri = *
|
|
// HttpException: , uri = *
|
|
final RegExp kAndroidQHttpConnectionClosedExp = RegExp(r'^HttpException\:.+\, uri \=.+$');
|
|
|
|
/// Returns `true` if any of the devices is running Android Q.
|
|
Future<bool> hasDeviceRunningAndroidQ(List<FlutterDevice> flutterDevices) async {
|
|
for (final FlutterDevice flutterDevice in flutterDevices) {
|
|
final String sdkNameAndVersion = await flutterDevice.device.sdkNameAndVersion;
|
|
if (sdkNameAndVersion != null && sdkNameAndVersion.startsWith('Android 10')) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Shared code between different resident application runners.
|
|
abstract class ResidentRunner {
|
|
ResidentRunner(
|
|
this.flutterDevices, {
|
|
this.target,
|
|
this.debuggingOptions,
|
|
String projectRootPath,
|
|
String packagesFilePath,
|
|
this.ipv6,
|
|
this.stayResident = true,
|
|
this.hotMode = true,
|
|
String dillOutputPath,
|
|
}) : mainPath = findMainDartFile(target),
|
|
projectRootPath = projectRootPath ?? globals.fs.currentDirectory.path,
|
|
packagesFilePath = packagesFilePath ?? globals.fs.path.absolute(PackageMap.globalPackagesPath),
|
|
_dillOutputPath = dillOutputPath,
|
|
artifactDirectory = dillOutputPath == null
|
|
? globals.fs.systemTempDirectory.createTempSync('flutter_tool.')
|
|
: globals.fs.file(dillOutputPath).parent,
|
|
assetBundle = AssetBundleFactory.instance.createBundle(),
|
|
commandHelp = CommandHelp(
|
|
logger: globals.logger,
|
|
terminal: globals.terminal,
|
|
platform: globals.platform,
|
|
outputPreferences: outputPreferences,
|
|
) {
|
|
if (!artifactDirectory.existsSync()) {
|
|
artifactDirectory.createSync(recursive: true);
|
|
}
|
|
// TODO(jonahwilliams): this is a temporary work around to regain some of
|
|
// the initialize from dill performance. Longer term, we should have a
|
|
// better way to determine where the appropriate dill file is, as this
|
|
// doesn't work for Android or macOS builds.}
|
|
if (dillOutputPath == null) {
|
|
final File existingDill = globals.fs.file(globals.fs.path.join('build', 'app.dill'));
|
|
if (existingDill.existsSync()) {
|
|
existingDill.copySync(globals.fs.path.join(artifactDirectory.path, 'app.dill'));
|
|
}
|
|
}
|
|
}
|
|
|
|
@protected
|
|
@visibleForTesting
|
|
final List<FlutterDevice> flutterDevices;
|
|
|
|
final String target;
|
|
final DebuggingOptions debuggingOptions;
|
|
final bool stayResident;
|
|
final bool ipv6;
|
|
final String _dillOutputPath;
|
|
/// The parent location of the incremental artifacts.
|
|
@visibleForTesting
|
|
final Directory artifactDirectory;
|
|
final String packagesFilePath;
|
|
final String projectRootPath;
|
|
final String mainPath;
|
|
final AssetBundle assetBundle;
|
|
|
|
final CommandHelp commandHelp;
|
|
|
|
bool _exited = false;
|
|
Completer<int> _finished = Completer<int>();
|
|
bool hotMode;
|
|
|
|
/// Returns true if every device is streaming observatory URIs.
|
|
bool get isWaitingForObservatory {
|
|
return flutterDevices.every((FlutterDevice device) {
|
|
return device.isWaitingForObservatory;
|
|
});
|
|
}
|
|
|
|
String get dillOutputPath => _dillOutputPath ?? globals.fs.path.join(artifactDirectory.path, 'app.dill');
|
|
String getReloadPath({ bool fullRestart }) => mainPath + (fullRestart ? '' : '.incremental') + '.dill';
|
|
|
|
bool get debuggingEnabled => debuggingOptions.debuggingEnabled;
|
|
bool get isRunningDebug => debuggingOptions.buildInfo.isDebug;
|
|
bool get isRunningProfile => debuggingOptions.buildInfo.isProfile;
|
|
bool get isRunningRelease => debuggingOptions.buildInfo.isRelease;
|
|
bool get supportsServiceProtocol => isRunningDebug || isRunningProfile;
|
|
|
|
/// Returns [true] if the resident runner exited after invoking [exit()].
|
|
bool get exited => _exited;
|
|
|
|
/// Whether this runner can hot restart.
|
|
///
|
|
/// To prevent scenarios where only a subset of devices are hot restarted,
|
|
/// the runner requires that all attached devices can support hot restart
|
|
/// before enabling it.
|
|
bool get canHotRestart {
|
|
return flutterDevices.every((FlutterDevice device) {
|
|
return device.device.supportsHotRestart;
|
|
});
|
|
}
|
|
|
|
/// Invoke an RPC extension method on the first attached ui isolate of the first device.
|
|
// TODO(jonahwilliams): Update/Remove this method when refactoring the resident
|
|
// runner to support a single flutter device.
|
|
Future<Map<String, dynamic>> invokeFlutterExtensionRpcRawOnFirstIsolate(
|
|
String method, {
|
|
Map<String, dynamic> params,
|
|
}) {
|
|
return flutterDevices.first.views.first.uiIsolate
|
|
.invokeFlutterExtensionRpcRaw(method, params: params);
|
|
}
|
|
|
|
/// Whether this runner can hot reload.
|
|
bool get canHotReload => hotMode;
|
|
|
|
/// Start the app and keep the process running during its lifetime.
|
|
///
|
|
/// Returns the exit code that we should use for the flutter tool process; 0
|
|
/// for success, 1 for user error (e.g. bad arguments), 2 for other failures.
|
|
Future<int> run({
|
|
Completer<DebugConnectionInfo> connectionInfoCompleter,
|
|
Completer<void> appStartedCompleter,
|
|
String route,
|
|
});
|
|
|
|
Future<int> attach({
|
|
Completer<DebugConnectionInfo> connectionInfoCompleter,
|
|
Completer<void> appStartedCompleter,
|
|
});
|
|
|
|
bool get supportsRestart => false;
|
|
|
|
Future<OperationResult> restart({ bool fullRestart = false, bool pause = false, String reason }) {
|
|
final String mode = isRunningProfile ? 'profile' :
|
|
isRunningRelease ? 'release' : 'this';
|
|
throw '${fullRestart ? 'Restart' : 'Reload'} is not supported in $mode mode';
|
|
}
|
|
|
|
/// The resident runner API for interaction with the reloadMethod vmservice
|
|
/// request.
|
|
///
|
|
/// This API should only be called for UI only-changes spanning a single
|
|
/// library/Widget.
|
|
///
|
|
/// The value [classId] should be the identifier of the StatelessWidget that
|
|
/// was invalidated, or the StatefulWidget for the corresponding State class
|
|
/// that was invalidated. This must be provided.
|
|
///
|
|
/// The value [libraryId] should be the absolute file URI for the containing
|
|
/// library of the widget that was invalidated. This must be provided.
|
|
Future<OperationResult> reloadMethod({ String classId, String libraryId }) {
|
|
throw UnsupportedError('Method is not supported.');
|
|
}
|
|
|
|
@protected
|
|
void writeVmserviceFile() {
|
|
if (debuggingOptions.vmserviceOutFile != null) {
|
|
try {
|
|
final String address = flutterDevices.first.vmService.wsAddress.toString();
|
|
final File vmserviceOutFile = globals.fs.file(debuggingOptions.vmserviceOutFile);
|
|
vmserviceOutFile.createSync(recursive: true);
|
|
vmserviceOutFile.writeAsStringSync(address);
|
|
} on FileSystemException {
|
|
globals.printError('Failed to write vmservice-out-file at ${debuggingOptions.vmserviceOutFile}');
|
|
}
|
|
}
|
|
}
|
|
|
|
Future<void> exit() async {
|
|
_exited = true;
|
|
await stopEchoingDeviceLog();
|
|
await preExit();
|
|
await exitApp();
|
|
}
|
|
|
|
Future<void> detach() async {
|
|
await stopEchoingDeviceLog();
|
|
await preExit();
|
|
appFinished();
|
|
}
|
|
|
|
Future<void> refreshViews() async {
|
|
final List<Future<void>> futures = <Future<void>>[
|
|
for (final FlutterDevice device in flutterDevices) device.refreshViews(),
|
|
];
|
|
await Future.wait(futures);
|
|
}
|
|
|
|
Future<void> debugDumpApp() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.debugDumpApp();
|
|
}
|
|
}
|
|
|
|
Future<void> debugDumpRenderTree() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.debugDumpRenderTree();
|
|
}
|
|
}
|
|
|
|
Future<void> debugDumpLayerTree() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.debugDumpLayerTree();
|
|
}
|
|
}
|
|
|
|
Future<void> debugDumpSemanticsTreeInTraversalOrder() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.debugDumpSemanticsTreeInTraversalOrder();
|
|
}
|
|
}
|
|
|
|
Future<void> debugDumpSemanticsTreeInInverseHitTestOrder() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.debugDumpSemanticsTreeInInverseHitTestOrder();
|
|
}
|
|
}
|
|
|
|
Future<void> debugToggleDebugPaintSizeEnabled() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.toggleDebugPaintSizeEnabled();
|
|
}
|
|
}
|
|
|
|
Future<void> debugToggleDebugCheckElevationsEnabled() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.toggleDebugCheckElevationsEnabled();
|
|
}
|
|
}
|
|
|
|
Future<void> debugTogglePerformanceOverlayOverride() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.debugTogglePerformanceOverlayOverride();
|
|
}
|
|
}
|
|
|
|
Future<void> debugToggleWidgetInspector() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.toggleWidgetInspector();
|
|
}
|
|
}
|
|
|
|
Future<void> debugToggleProfileWidgetBuilds() async {
|
|
await refreshViews();
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.toggleProfileWidgetBuilds();
|
|
}
|
|
}
|
|
|
|
/// Take a screenshot on the provided [device].
|
|
///
|
|
/// If the device has a connected vmservice, this method will attempt to hide
|
|
/// and restore the debug banner before taking the screenshot.
|
|
///
|
|
/// Throws an [AssertionError] if [Devce.supportsScreenshot] is not true.
|
|
Future<void> screenshot(FlutterDevice device) async {
|
|
assert(device.device.supportsScreenshot);
|
|
|
|
final Status status = globals.logger.startProgress(
|
|
'Taking screenshot for ${device.device.name}...',
|
|
timeout: timeoutConfiguration.fastOperation,
|
|
);
|
|
final File outputFile = globals.fsUtils.getUniqueFile(
|
|
globals.fs.currentDirectory,
|
|
'flutter',
|
|
'png',
|
|
);
|
|
try {
|
|
if (supportsServiceProtocol && isRunningDebug) {
|
|
await device.refreshViews();
|
|
try {
|
|
for (final FlutterView view in device.views) {
|
|
await view.uiIsolate.flutterDebugAllowBanner(false);
|
|
}
|
|
} catch (error) {
|
|
status.cancel();
|
|
globals.printError('Error communicating with Flutter on the device: $error');
|
|
return;
|
|
}
|
|
}
|
|
try {
|
|
await device.device.takeScreenshot(outputFile);
|
|
} finally {
|
|
if (supportsServiceProtocol && isRunningDebug) {
|
|
try {
|
|
for (final FlutterView view in device.views) {
|
|
await view.uiIsolate.flutterDebugAllowBanner(true);
|
|
}
|
|
} catch (error) {
|
|
status.cancel();
|
|
globals.printError('Error communicating with Flutter on the device: $error');
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
final int sizeKB = outputFile.lengthSync() ~/ 1024;
|
|
status.stop();
|
|
globals.printStatus(
|
|
'Screenshot written to ${globals.fs.path.relative(outputFile.path)} (${sizeKB}kB).',
|
|
);
|
|
} catch (error) {
|
|
status.cancel();
|
|
globals.printError('Error taking screenshot: $error');
|
|
}
|
|
}
|
|
|
|
Future<void> debugTogglePlatform() async {
|
|
await refreshViews();
|
|
final String from = await flutterDevices[0].views[0].uiIsolate.flutterPlatformOverride();
|
|
String to;
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
to = await device.togglePlatform(from: from);
|
|
}
|
|
globals.printStatus('Switched operating system to $to');
|
|
}
|
|
|
|
Future<void> stopEchoingDeviceLog() async {
|
|
await Future.wait<void>(
|
|
flutterDevices.map<Future<void>>((FlutterDevice device) => device.stopEchoingDeviceLog())
|
|
);
|
|
}
|
|
|
|
/// If the [reloadSources] parameter is not null the 'reloadSources' service
|
|
/// will be registered.
|
|
//
|
|
// Failures should be indicated by completing the future with an error, using
|
|
// a string as the error object, which will be used by the caller (attach())
|
|
// to display an error message.
|
|
Future<void> connectToServiceProtocol({
|
|
ReloadSources reloadSources,
|
|
Restart restart,
|
|
CompileExpression compileExpression,
|
|
ReloadMethod reloadMethod,
|
|
}) async {
|
|
if (!debuggingOptions.debuggingEnabled) {
|
|
throw 'The service protocol is not enabled.';
|
|
}
|
|
|
|
_finished = Completer<int>();
|
|
|
|
bool viewFound = false;
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
await device.connect(
|
|
reloadSources: reloadSources,
|
|
restart: restart,
|
|
compileExpression: compileExpression,
|
|
reloadMethod: reloadMethod,
|
|
);
|
|
await device.getVMs();
|
|
await device.refreshViews();
|
|
if (device.views.isNotEmpty) {
|
|
viewFound = true;
|
|
}
|
|
}
|
|
if (!viewFound) {
|
|
if (flutterDevices.length == 1) {
|
|
throw 'No Flutter view is available on ${flutterDevices.first.device.name}.';
|
|
}
|
|
throw 'No Flutter view is available on any device '
|
|
'(${flutterDevices.map<String>((FlutterDevice device) => device.device.name).join(', ')}).';
|
|
}
|
|
|
|
// Listen for service protocol connection to close.
|
|
for (final FlutterDevice device in flutterDevices) {
|
|
// This hooks up callbacks for when the connection stops in the future.
|
|
// We don't want to wait for them. We don't handle errors in those callbacks'
|
|
// futures either because they just print to logger and is not critical.
|
|
unawaited(device.vmService.done.then<void>(
|
|
_serviceProtocolDone,
|
|
onError: _serviceProtocolError,
|
|
).whenComplete(_serviceDisconnected));
|
|
}
|
|
}
|
|
|
|
Future<void> _serviceProtocolDone(dynamic object) async {
|
|
globals.printTrace('Service protocol connection closed.');
|
|
}
|
|
|
|
Future<void> _serviceProtocolError(dynamic error, StackTrace stack) {
|
|
globals.printTrace('Service protocol connection closed with an error: $error\n$stack');
|
|
return Future<void>.error(error, stack);
|
|
}
|
|
|
|
void _serviceDisconnected() {
|
|
if (_exited) {
|
|
// User requested the application exit.
|
|
return;
|
|
}
|
|
if (_finished.isCompleted) {
|
|
return;
|
|
}
|
|
globals.printStatus('Lost connection to device.');
|
|
_finished.complete(0);
|
|
}
|
|
|
|
void appFinished() {
|
|
if (_finished.isCompleted) {
|
|
return;
|
|
}
|
|
globals.printStatus('Application finished.');
|
|
_finished.complete(0);
|
|
}
|
|
|
|
Future<int> waitForAppToFinish() async {
|
|
final int exitCode = await _finished.future;
|
|
assert(exitCode != null);
|
|
await cleanupAtFinish();
|
|
return exitCode;
|
|
}
|
|
|
|
@mustCallSuper
|
|
Future<void> preExit() async {
|
|
// If _dillOutputPath is null, we created a temporary directory for the dill.
|
|
if (_dillOutputPath == null && artifactDirectory.existsSync()) {
|
|
artifactDirectory.deleteSync(recursive: true);
|
|
}
|
|
}
|
|
|
|
Future<void> exitApp() async {
|
|
final List<Future<void>> futures = <Future<void>>[
|
|
for (final FlutterDevice device in flutterDevices) device.exitApps(),
|
|
];
|
|
await Future.wait(futures);
|
|
appFinished();
|
|
}
|
|
|
|
/// Called to print help to the terminal.
|
|
void printHelp({ @required bool details });
|
|
|
|
void printHelpDetails() {
|
|
if (flutterDevices.any((FlutterDevice d) => d.device.supportsScreenshot)) {
|
|
commandHelp.s.print();
|
|
}
|
|
if (supportsServiceProtocol) {
|
|
commandHelp.w.print();
|
|
commandHelp.t.print();
|
|
if (isRunningDebug) {
|
|
commandHelp.L.print();
|
|
commandHelp.S.print();
|
|
commandHelp.U.print();
|
|
commandHelp.i.print();
|
|
commandHelp.p.print();
|
|
commandHelp.o.print();
|
|
commandHelp.z.print();
|
|
} else {
|
|
commandHelp.S.print();
|
|
commandHelp.U.print();
|
|
}
|
|
// `P` should precede `a`
|
|
commandHelp.P.print();
|
|
commandHelp.a.print();
|
|
}
|
|
}
|
|
|
|
/// Called when a signal has requested we exit.
|
|
Future<void> cleanupAfterSignal();
|
|
|
|
/// Called right before we exit.
|
|
Future<void> cleanupAtFinish();
|
|
|
|
// Clears the screen.
|
|
void clearScreen() => globals.logger.clear();
|
|
}
|
|
|
|
class OperationResult {
|
|
OperationResult(this.code, this.message, { this.fatal = false });
|
|
|
|
/// The result of the operation; a non-zero code indicates a failure.
|
|
final int code;
|
|
|
|
/// A user facing message about the results of the operation.
|
|
final String message;
|
|
|
|
/// Whether this error should cause the runner to exit.
|
|
final bool fatal;
|
|
|
|
bool get isOk => code == 0;
|
|
|
|
static final OperationResult ok = OperationResult(0, '');
|
|
}
|
|
|
|
/// Given the value of the --target option, return the path of the Dart file
|
|
/// where the app's main function should be.
|
|
String findMainDartFile([ String target ]) {
|
|
target ??= '';
|
|
final String targetPath = globals.fs.path.absolute(target);
|
|
if (globals.fs.isDirectorySync(targetPath)) {
|
|
return globals.fs.path.join(targetPath, 'lib', 'main.dart');
|
|
}
|
|
return targetPath;
|
|
}
|
|
|
|
Future<String> getMissingPackageHintForPlatform(TargetPlatform platform) async {
|
|
switch (platform) {
|
|
case TargetPlatform.android_arm:
|
|
case TargetPlatform.android_arm64:
|
|
case TargetPlatform.android_x64:
|
|
case TargetPlatform.android_x86:
|
|
final FlutterProject project = FlutterProject.current();
|
|
final String manifestPath = globals.fs.path.relative(project.android.appManifestFile.path);
|
|
return 'Is your project missing an $manifestPath?\nConsider running "flutter create ." to create one.';
|
|
case TargetPlatform.ios:
|
|
return 'Is your project missing an ios/Runner/Info.plist?\nConsider running "flutter create ." to create one.';
|
|
default:
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/// Redirects terminal commands to the correct resident runner methods.
|
|
class TerminalHandler {
|
|
TerminalHandler(this.residentRunner);
|
|
|
|
final ResidentRunner residentRunner;
|
|
bool _processingUserRequest = false;
|
|
StreamSubscription<void> subscription;
|
|
|
|
@visibleForTesting
|
|
String lastReceivedCommand;
|
|
|
|
void setupTerminal() {
|
|
if (!globals.logger.quiet) {
|
|
globals.printStatus('');
|
|
residentRunner.printHelp(details: false);
|
|
}
|
|
globals.terminal.singleCharMode = true;
|
|
subscription = globals.terminal.keystrokes.listen(processTerminalInput);
|
|
}
|
|
|
|
|
|
final Map<io.ProcessSignal, Object> _signalTokens = <io.ProcessSignal, Object>{};
|
|
|
|
void _addSignalHandler(io.ProcessSignal signal, SignalHandler handler) {
|
|
_signalTokens[signal] = signals.addHandler(signal, handler);
|
|
}
|
|
|
|
void registerSignalHandlers() {
|
|
assert(residentRunner.stayResident);
|
|
|
|
_addSignalHandler(io.ProcessSignal.SIGINT, _cleanUp);
|
|
_addSignalHandler(io.ProcessSignal.SIGTERM, _cleanUp);
|
|
if (!residentRunner.supportsServiceProtocol || !residentRunner.supportsRestart) {
|
|
return;
|
|
}
|
|
_addSignalHandler(io.ProcessSignal.SIGUSR1, _handleSignal);
|
|
_addSignalHandler(io.ProcessSignal.SIGUSR2, _handleSignal);
|
|
}
|
|
|
|
/// Unregisters terminal signal and keystroke handlers.
|
|
void stop() {
|
|
assert(residentRunner.stayResident);
|
|
for (final MapEntry<io.ProcessSignal, Object> entry in _signalTokens.entries) {
|
|
signals.removeHandler(entry.key, entry.value);
|
|
}
|
|
_signalTokens.clear();
|
|
subscription.cancel();
|
|
}
|
|
|
|
/// Returns [true] if the input has been handled by this function.
|
|
Future<bool> _commonTerminalInputHandler(String character) async {
|
|
globals.printStatus(''); // the key the user tapped might be on this line
|
|
switch(character) {
|
|
case 'a':
|
|
if (residentRunner.supportsServiceProtocol) {
|
|
await residentRunner.debugToggleProfileWidgetBuilds();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'c':
|
|
residentRunner.clearScreen();
|
|
return true;
|
|
case 'd':
|
|
case 'D':
|
|
await residentRunner.detach();
|
|
return true;
|
|
case 'h':
|
|
case 'H':
|
|
case '?':
|
|
// help
|
|
residentRunner.printHelp(details: true);
|
|
return true;
|
|
case 'i':
|
|
case 'I':
|
|
if (residentRunner.supportsServiceProtocol) {
|
|
await residentRunner.debugToggleWidgetInspector();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'l':
|
|
final List<FlutterView> views = residentRunner.flutterDevices
|
|
.expand((FlutterDevice d) => d.views).toList();
|
|
globals.printStatus('Connected ${pluralize('view', views.length)}:');
|
|
for (final FlutterView v in views) {
|
|
globals.printStatus('${v.uiIsolate.name} (${v.uiIsolate.id})', indent: 2);
|
|
}
|
|
return true;
|
|
case 'L':
|
|
if (residentRunner.supportsServiceProtocol) {
|
|
await residentRunner.debugDumpLayerTree();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'o':
|
|
case 'O':
|
|
if (residentRunner.supportsServiceProtocol && residentRunner.isRunningDebug) {
|
|
await residentRunner.debugTogglePlatform();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'p':
|
|
if (residentRunner.supportsServiceProtocol && residentRunner.isRunningDebug) {
|
|
await residentRunner.debugToggleDebugPaintSizeEnabled();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'P':
|
|
if (residentRunner.supportsServiceProtocol) {
|
|
await residentRunner.debugTogglePerformanceOverlayOverride();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'q':
|
|
case 'Q':
|
|
// exit
|
|
await residentRunner.exit();
|
|
return true;
|
|
case 's':
|
|
for (final FlutterDevice device in residentRunner.flutterDevices) {
|
|
if (device.device.supportsScreenshot) {
|
|
await residentRunner.screenshot(device);
|
|
}
|
|
}
|
|
return true;
|
|
case 'r':
|
|
if (!residentRunner.canHotReload) {
|
|
return false;
|
|
}
|
|
final OperationResult result = await residentRunner.restart(fullRestart: false);
|
|
if (result.fatal) {
|
|
throwToolExit(result.message);
|
|
}
|
|
if (!result.isOk) {
|
|
globals.printStatus('Try again after fixing the above error(s).', emphasis: true);
|
|
}
|
|
return true;
|
|
case 'R':
|
|
// If hot restart is not supported for all devices, ignore the command.
|
|
if (!residentRunner.canHotRestart || !residentRunner.hotMode) {
|
|
return false;
|
|
}
|
|
final OperationResult result = await residentRunner.restart(fullRestart: true);
|
|
if (result.fatal) {
|
|
throwToolExit(result.message);
|
|
}
|
|
if (!result.isOk) {
|
|
globals.printStatus('Try again after fixing the above error(s).', emphasis: true);
|
|
}
|
|
return true;
|
|
case 'S':
|
|
if (residentRunner.supportsServiceProtocol) {
|
|
await residentRunner.debugDumpSemanticsTreeInTraversalOrder();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 't':
|
|
case 'T':
|
|
if (residentRunner.supportsServiceProtocol) {
|
|
await residentRunner.debugDumpRenderTree();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'U':
|
|
if (residentRunner.supportsServiceProtocol) {
|
|
await residentRunner.debugDumpSemanticsTreeInInverseHitTestOrder();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'w':
|
|
case 'W':
|
|
if (residentRunner.supportsServiceProtocol) {
|
|
await residentRunner.debugDumpApp();
|
|
return true;
|
|
}
|
|
return false;
|
|
case 'z':
|
|
case 'Z':
|
|
await residentRunner.debugToggleDebugCheckElevationsEnabled();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
Future<void> processTerminalInput(String command) async {
|
|
// When terminal doesn't support line mode, '\n' can sneak into the input.
|
|
command = command.trim();
|
|
if (_processingUserRequest) {
|
|
globals.printTrace('Ignoring terminal input: "$command" because we are busy.');
|
|
return;
|
|
}
|
|
_processingUserRequest = true;
|
|
try {
|
|
lastReceivedCommand = command;
|
|
await _commonTerminalInputHandler(command);
|
|
} catch (error, st) {
|
|
// Don't print stack traces for known error types.
|
|
if (error is! ToolExit) {
|
|
globals.printError('$error\n$st');
|
|
}
|
|
await _cleanUp(null);
|
|
rethrow;
|
|
} finally {
|
|
_processingUserRequest = false;
|
|
}
|
|
}
|
|
|
|
Future<void> _handleSignal(io.ProcessSignal signal) async {
|
|
if (_processingUserRequest) {
|
|
globals.printTrace('Ignoring signal: "$signal" because we are busy.');
|
|
return;
|
|
}
|
|
_processingUserRequest = true;
|
|
|
|
final bool fullRestart = signal == io.ProcessSignal.SIGUSR2;
|
|
|
|
try {
|
|
await residentRunner.restart(fullRestart: fullRestart);
|
|
} finally {
|
|
_processingUserRequest = false;
|
|
}
|
|
}
|
|
|
|
Future<void> _cleanUp(io.ProcessSignal signal) async {
|
|
globals.terminal.singleCharMode = false;
|
|
await subscription?.cancel();
|
|
await residentRunner.cleanupAfterSignal();
|
|
}
|
|
}
|
|
|
|
class DebugConnectionInfo {
|
|
DebugConnectionInfo({ this.httpUri, this.wsUri, this.baseUri });
|
|
|
|
// TODO(danrubel): the httpUri field should be removed as part of
|
|
// https://github.com/flutter/flutter/issues/7050
|
|
final Uri httpUri;
|
|
final Uri wsUri;
|
|
final String baseUri;
|
|
}
|
|
|
|
/// Returns the next platform value for the switcher.
|
|
///
|
|
/// These values must match what is available in
|
|
/// packages/flutter/lib/src/foundation/binding.dart
|
|
String nextPlatform(String currentPlatform, FeatureFlags featureFlags) {
|
|
switch (currentPlatform) {
|
|
case 'android':
|
|
return 'iOS';
|
|
case 'iOS':
|
|
return 'fuchsia';
|
|
case 'fuchsia':
|
|
if (featureFlags.isMacOSEnabled) {
|
|
return 'macOS';
|
|
}
|
|
return 'android';
|
|
case 'macOS':
|
|
return 'android';
|
|
default:
|
|
assert(false); // Invalid current platform.
|
|
return 'android';
|
|
}
|
|
}
|