mirror of
https://github.com/flutter/flutter.git
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531 lines
18 KiB
Dart
531 lines
18 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:process/process.dart';
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import '../artifacts.dart';
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import '../base/common.dart';
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import '../base/io.dart';
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import '../base/logger.dart';
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import '../base/platform.dart';
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import '../base/process.dart';
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import '../build_info.dart';
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import '../cache.dart';
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import '../convert.dart';
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import '../globals.dart' as globals;
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import '../ios/devices.dart';
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import '../ios/ios_deploy.dart';
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import '../ios/iproxy.dart';
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import '../ios/mac.dart';
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import '../reporting/reporting.dart';
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import 'xcode.dart';
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enum XCDeviceEvent {
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attach,
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detach,
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}
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/// A utility class for interacting with Xcode xcdevice command line tools.
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class XCDevice {
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XCDevice({
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required Artifacts artifacts,
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required Cache cache,
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required ProcessManager processManager,
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required Logger logger,
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required Xcode xcode,
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required Platform platform,
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required IProxy iproxy,
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}) : _processUtils = ProcessUtils(logger: logger, processManager: processManager),
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_logger = logger,
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_iMobileDevice = IMobileDevice(
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artifacts: artifacts,
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cache: cache,
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logger: logger,
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processManager: processManager,
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),
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_iosDeploy = IOSDeploy(
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artifacts: artifacts,
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cache: cache,
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logger: logger,
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platform: platform,
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processManager: processManager,
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),
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_iProxy = iproxy,
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_xcode = xcode {
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_setupDeviceIdentifierByEventStream();
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}
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void dispose() {
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_deviceObservationProcess?.kill();
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}
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final ProcessUtils _processUtils;
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final Logger _logger;
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final IMobileDevice _iMobileDevice;
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final IOSDeploy _iosDeploy;
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final Xcode _xcode;
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final IProxy _iProxy;
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List<Object>? _cachedListResults;
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Process? _deviceObservationProcess;
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StreamController<Map<XCDeviceEvent, String>>? _deviceIdentifierByEvent;
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void _setupDeviceIdentifierByEventStream() {
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// _deviceIdentifierByEvent Should always be available for listeners
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// in case polling needs to be stopped and restarted.
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_deviceIdentifierByEvent = StreamController<Map<XCDeviceEvent, String>>.broadcast(
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onListen: _startObservingTetheredIOSDevices,
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onCancel: _stopObservingTetheredIOSDevices,
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);
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}
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bool get isInstalled => _xcode.isInstalledAndMeetsVersionCheck;
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Future<List<Object>?> _getAllDevices({
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bool useCache = false,
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required Duration timeout
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}) async {
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if (!isInstalled) {
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_logger.printTrace("Xcode not found. Run 'flutter doctor' for more information.");
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return null;
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}
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if (useCache && _cachedListResults != null) {
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return _cachedListResults;
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}
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try {
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// USB-tethered devices should be found quickly. 1 second timeout is faster than the default.
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final RunResult result = await _processUtils.run(
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<String>[
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..._xcode.xcrunCommand(),
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'xcdevice',
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'list',
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'--timeout',
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timeout.inSeconds.toString(),
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],
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throwOnError: true,
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);
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if (result.exitCode == 0) {
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final String listOutput = result.stdout;
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try {
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final List<Object> listResults = (json.decode(result.stdout) as List<Object?>).whereType<Object>().toList();
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_cachedListResults = listResults;
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return listResults;
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} on FormatException {
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// xcdevice logs errors and crashes to stdout.
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_logger.printError('xcdevice returned non-JSON response: $listOutput');
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return null;
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}
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}
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_logger.printTrace('xcdevice returned an error:\n${result.stderr}');
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} on ProcessException catch (exception) {
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_logger.printTrace('Process exception running xcdevice list:\n$exception');
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} on ArgumentError catch (exception) {
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_logger.printTrace('Argument exception running xcdevice list:\n$exception');
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}
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return null;
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}
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/// Observe identifiers (UDIDs) of devices as they attach and detach.
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///
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/// Each attach and detach event is a tuple of one event type
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/// and identifier.
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Stream<Map<XCDeviceEvent, String>>? observedDeviceEvents() {
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if (!isInstalled) {
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_logger.printTrace("Xcode not found. Run 'flutter doctor' for more information.");
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return null;
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}
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return _deviceIdentifierByEvent?.stream;
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}
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// Attach: d83d5bc53967baa0ee18626ba87b6254b2ab5418
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// Attach: 00008027-00192736010F802E
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// Detach: d83d5bc53967baa0ee18626ba87b6254b2ab5418
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final RegExp _observationIdentifierPattern = RegExp(r'^(\w*): ([\w-]*)$');
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Future<void> _startObservingTetheredIOSDevices() async {
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try {
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if (_deviceObservationProcess != null) {
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throw Exception('xcdevice observe restart failed');
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}
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// Run in interactive mode (via script) to convince
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// xcdevice it has a terminal attached in order to redirect stdout.
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_deviceObservationProcess = await _processUtils.start(
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<String>[
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'script',
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'-t',
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'0',
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'/dev/null',
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..._xcode.xcrunCommand(),
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'xcdevice',
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'observe',
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'--both',
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],
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);
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final StreamSubscription<String> stdoutSubscription = _deviceObservationProcess!.stdout
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.transform<String>(utf8.decoder)
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.transform<String>(const LineSplitter())
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.listen((String line) {
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// xcdevice observe example output of UDIDs:
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//
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// Listening for all devices, on both interfaces.
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// Attach: d83d5bc53967baa0ee18626ba87b6254b2ab5418
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// Attach: 00008027-00192736010F802E
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// Detach: d83d5bc53967baa0ee18626ba87b6254b2ab5418
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// Attach: d83d5bc53967baa0ee18626ba87b6254b2ab5418
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final RegExpMatch? match = _observationIdentifierPattern.firstMatch(line);
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if (match != null && match.groupCount == 2) {
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final String verb = match.group(1)!.toLowerCase();
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final String identifier = match.group(2)!;
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if (verb.startsWith('attach')) {
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_deviceIdentifierByEvent?.add(<XCDeviceEvent, String>{
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XCDeviceEvent.attach: identifier
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});
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} else if (verb.startsWith('detach')) {
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_deviceIdentifierByEvent?.add(<XCDeviceEvent, String>{
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XCDeviceEvent.detach: identifier
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});
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}
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}
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});
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final StreamSubscription<String> stderrSubscription = _deviceObservationProcess!.stderr
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.transform<String>(utf8.decoder)
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.transform<String>(const LineSplitter())
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.listen((String line) {
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_logger.printTrace('xcdevice observe error: $line');
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});
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unawaited(_deviceObservationProcess?.exitCode.then((int status) {
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_logger.printTrace('xcdevice exited with code $exitCode');
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unawaited(stdoutSubscription.cancel());
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unawaited(stderrSubscription.cancel());
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}).whenComplete(() async {
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if (_deviceIdentifierByEvent?.hasListener ?? false) {
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// Tell listeners the process died.
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await _deviceIdentifierByEvent?.close();
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}
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_deviceObservationProcess = null;
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// Reopen it so new listeners can resume polling.
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_setupDeviceIdentifierByEventStream();
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}));
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} on ProcessException catch (exception, stackTrace) {
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_deviceIdentifierByEvent?.addError(exception, stackTrace);
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} on ArgumentError catch (exception, stackTrace) {
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_deviceIdentifierByEvent?.addError(exception, stackTrace);
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}
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}
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void _stopObservingTetheredIOSDevices() {
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_deviceObservationProcess?.kill();
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}
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/// [timeout] defaults to 2 seconds.
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Future<List<IOSDevice>> getAvailableIOSDevices({ Duration? timeout }) async {
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final List<Object>? allAvailableDevices = await _getAllDevices(timeout: timeout ?? const Duration(seconds: 2));
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if (allAvailableDevices == null) {
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return const <IOSDevice>[];
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}
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// [
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// {
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// "simulator" : true,
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// "operatingSystemVersion" : "13.3 (17K446)",
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// "available" : true,
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// "platform" : "com.apple.platform.appletvsimulator",
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// "modelCode" : "AppleTV5,3",
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// "identifier" : "CBB5E1ED-2172-446E-B4E7-F2B5823DBBA6",
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// "architecture" : "x86_64",
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// "modelName" : "Apple TV",
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// "name" : "Apple TV"
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// },
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// {
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// "simulator" : false,
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// "operatingSystemVersion" : "13.3 (17C54)",
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// "interface" : "usb",
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// "available" : true,
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// "platform" : "com.apple.platform.iphoneos",
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// "modelCode" : "iPhone8,1",
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// "identifier" : "d83d5bc53967baa0ee18626ba87b6254b2ab5418",
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// "architecture" : "arm64",
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// "modelName" : "iPhone 6s",
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// "name" : "iPhone"
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// },
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// {
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// "simulator" : true,
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// "operatingSystemVersion" : "6.1.1 (17S445)",
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// "available" : true,
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// "platform" : "com.apple.platform.watchsimulator",
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// "modelCode" : "Watch5,4",
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// "identifier" : "2D74FB11-88A0-44D0-B81E-C0C142B1C94A",
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// "architecture" : "i386",
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// "modelName" : "Apple Watch Series 5 - 44mm",
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// "name" : "Apple Watch Series 5 - 44mm"
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// },
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// ...
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final List<IOSDevice> devices = <IOSDevice>[];
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for (final Object device in allAvailableDevices) {
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if (device is Map<String, Object?>) {
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// Only include iPhone, iPad, iPod, or other iOS devices.
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if (!_isIPhoneOSDevice(device)) {
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continue;
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}
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final String? identifier = device['identifier'] as String?;
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final String? name = device['name'] as String?;
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if (identifier == null || name == null) {
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continue;
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}
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final Map<String, Object?>? errorProperties = _errorProperties(device);
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if (errorProperties != null) {
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final String? errorMessage = _parseErrorMessage(errorProperties);
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if (errorMessage != null) {
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if (errorMessage.contains('not paired')) {
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UsageEvent('device', 'ios-trust-failure', flutterUsage: globals.flutterUsage).send();
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}
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_logger.printTrace(errorMessage);
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}
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final int? code = _errorCode(errorProperties);
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// Temporary error -10: iPhone is busy: Preparing debugger support for iPhone.
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// Sometimes the app launch will fail on these devices until Xcode is done setting up the device.
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// Other times this is a false positive and the app will successfully launch despite the error.
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if (code != -10) {
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continue;
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}
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}
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final IOSDeviceConnectionInterface interface = _interfaceType(device);
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// Only support USB devices, skip "network" interface (Xcode > Window > Devices and Simulators > Connect via network).
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// TODO(jmagman): Remove this check once wirelessly detected devices can be observed and attached, https://github.com/flutter/flutter/issues/15072.
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if (interface != IOSDeviceConnectionInterface.usb) {
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continue;
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}
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String? sdkVersion = _sdkVersion(device);
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if (sdkVersion != null) {
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final String? buildVersion = _buildVersion(device);
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if (buildVersion != null) {
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sdkVersion = '$sdkVersion $buildVersion';
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}
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}
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devices.add(IOSDevice(
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identifier,
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name: name,
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cpuArchitecture: _cpuArchitecture(device),
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interfaceType: interface,
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sdkVersion: sdkVersion,
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iProxy: _iProxy,
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fileSystem: globals.fs,
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logger: _logger,
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iosDeploy: _iosDeploy,
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iMobileDevice: _iMobileDevice,
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platform: globals.platform,
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));
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}
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}
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return devices;
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}
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/// Despite the name, com.apple.platform.iphoneos includes iPhone, iPads, and all iOS devices.
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/// Excludes simulators.
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static bool _isIPhoneOSDevice(Map<String, Object?> deviceProperties) {
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final Object? platform = deviceProperties['platform'];
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if (platform is String) {
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return platform == 'com.apple.platform.iphoneos';
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}
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return false;
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}
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static Map<String, Object?>? _errorProperties(Map<String, Object?> deviceProperties) {
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final Object? error = deviceProperties['error'];
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return error is Map<String, Object?> ? error : null;
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}
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static int? _errorCode(Map<String, Object?> errorProperties) {
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final Object? code = errorProperties['code'];
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return code is int ? code : null;
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}
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static IOSDeviceConnectionInterface _interfaceType(Map<String, Object?> deviceProperties) {
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// Interface can be "usb", "network", or "none" for simulators
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// and unknown future interfaces.
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final Object? interface = deviceProperties['interface'];
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if (interface is String) {
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if (interface.toLowerCase() == 'network') {
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return IOSDeviceConnectionInterface.network;
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} else {
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return IOSDeviceConnectionInterface.usb;
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}
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}
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return IOSDeviceConnectionInterface.none;
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}
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static String? _sdkVersion(Map<String, Object?> deviceProperties) {
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final Object? operatingSystemVersion = deviceProperties['operatingSystemVersion'];
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if (operatingSystemVersion is String) {
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// Parse out the OS version, ignore the build number in parentheses.
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// "13.3 (17C54)"
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final RegExp operatingSystemRegex = RegExp(r'(.*) \(.*\)$');
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if (operatingSystemRegex.hasMatch(operatingSystemVersion.trim())) {
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return operatingSystemRegex.firstMatch(operatingSystemVersion.trim())?.group(1);
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}
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return operatingSystemVersion;
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}
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return null;
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}
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static String? _buildVersion(Map<String, Object?> deviceProperties) {
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final Object? operatingSystemVersion = deviceProperties['operatingSystemVersion'];
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if (operatingSystemVersion is String) {
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// Parse out the build version, for example 17C54 from "13.3 (17C54)".
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final RegExp buildVersionRegex = RegExp(r'\(.*\)$');
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return buildVersionRegex.firstMatch(operatingSystemVersion)?.group(0)?.replaceAll(RegExp('[()]'), '');
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}
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return null;
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}
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DarwinArch _cpuArchitecture(Map<String, Object?> deviceProperties) {
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DarwinArch? cpuArchitecture;
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final Object? architecture = deviceProperties['architecture'];
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if (architecture is String) {
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try {
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cpuArchitecture = getIOSArchForName(architecture);
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} on Exception {
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// Fallback to default iOS architecture. Future-proof against a
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// theoretical version of Xcode that changes this string to something
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// slightly different like "ARM64", or armv7 variations like
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// armv7s and armv7f.
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if (architecture.startsWith('armv7')) {
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cpuArchitecture = DarwinArch.armv7;
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} else {
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cpuArchitecture = DarwinArch.arm64;
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}
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_logger.printWarning(
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'Unknown architecture $architecture, defaulting to '
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'${getNameForDarwinArch(cpuArchitecture)}',
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);
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}
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}
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return cpuArchitecture ?? DarwinArch.arm64;
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}
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/// Error message parsed from xcdevice. null if no error.
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static String? _parseErrorMessage(Map<String, Object?>? errorProperties) {
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// {
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// "simulator" : false,
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// "operatingSystemVersion" : "13.3 (17C54)",
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// "interface" : "usb",
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// "available" : false,
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// "platform" : "com.apple.platform.iphoneos",
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// "modelCode" : "iPhone8,1",
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// "identifier" : "98206e7a4afd4aedaff06e687594e089dede3c44",
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// "architecture" : "arm64",
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// "modelName" : "iPhone 6s",
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// "name" : "iPhone",
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// "error" : {
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// "code" : -9,
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// "failureReason" : "",
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// "underlyingErrors" : [
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// {
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// "code" : 5,
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// "failureReason" : "allowsSecureServices: 1. isConnected: 0. Platform: <DVTPlatform:0x7f804ce32880:'com.apple.platform.iphoneos':<DVTFilePath:0x7f804ce32800:'\/Users\/magder\/Applications\/Xcode_11-3-1.app\/Contents\/Developer\/Platforms\/iPhoneOS.platform'>>. DTDKDeviceIdentifierIsIDID: 0",
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// "description" : "📱<DVTiOSDevice (0x7f801f190450), iPhone, iPhone, 13.3 (17C54), d83d5bc53967baa0ee18626ba87b6254b2ab5418> -- Failed _shouldMakeReadyForDevelopment check even though device is not locked by passcode.",
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// "recoverySuggestion" : "",
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// "domain" : "com.apple.platform.iphoneos"
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// }
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// ],
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// "description" : "iPhone is not paired with your computer.",
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// "recoverySuggestion" : "To use iPhone with Xcode, unlock it and choose to trust this computer when prompted.",
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// "domain" : "com.apple.platform.iphoneos"
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// }
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// },
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// {
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// "simulator" : false,
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// "operatingSystemVersion" : "13.3 (17C54)",
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// "interface" : "usb",
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// "available" : false,
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// "platform" : "com.apple.platform.iphoneos",
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// "modelCode" : "iPhone8,1",
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// "identifier" : "d83d5bc53967baa0ee18626ba87b6254b2ab5418",
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// "architecture" : "arm64",
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// "modelName" : "iPhone 6s",
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// "name" : "iPhone",
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// "error" : {
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// "code" : -9,
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// "failureReason" : "",
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// "description" : "iPhone is not paired with your computer.",
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// "domain" : "com.apple.platform.iphoneos"
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// }
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// }
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// ...
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if (errorProperties == null) {
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return null;
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}
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final StringBuffer errorMessage = StringBuffer('Error: ');
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final Object? description = errorProperties['description'];
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if (description is String) {
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errorMessage.write(description);
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if (!description.endsWith('.')) {
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errorMessage.write('.');
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}
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} else {
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errorMessage.write('Xcode pairing error.');
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}
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|
|
final Object? recoverySuggestion = errorProperties['recoverySuggestion'];
|
|
if (recoverySuggestion is String) {
|
|
errorMessage.write(' $recoverySuggestion');
|
|
}
|
|
|
|
final int? code = _errorCode(errorProperties);
|
|
if (code != null) {
|
|
errorMessage.write(' (code $code)');
|
|
}
|
|
|
|
return errorMessage.toString();
|
|
}
|
|
|
|
/// List of all devices reporting errors.
|
|
Future<List<String>> getDiagnostics() async {
|
|
final List<Object>? allAvailableDevices = await _getAllDevices(
|
|
useCache: true,
|
|
timeout: const Duration(seconds: 2)
|
|
);
|
|
|
|
if (allAvailableDevices == null) {
|
|
return const <String>[];
|
|
}
|
|
|
|
final List<String> diagnostics = <String>[];
|
|
for (final Object deviceProperties in allAvailableDevices) {
|
|
if (deviceProperties is! Map<String, Object?>) {
|
|
continue;
|
|
}
|
|
final Map<String, Object?>? errorProperties = _errorProperties(deviceProperties);
|
|
final String? errorMessage = _parseErrorMessage(errorProperties);
|
|
if (errorMessage != null) {
|
|
diagnostics.add(errorMessage);
|
|
}
|
|
}
|
|
return diagnostics;
|
|
}
|
|
}
|