flutter/packages/flutter_tools/lib/src/reporting/usage.dart

354 lines
12 KiB
Dart

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
part of reporting;
const String _kFlutterUA = 'UA-67589403-6';
/// The collection of custom dimensions understood by the analytics backend.
/// When adding to this list, first ensure that the custom dimension is
/// defined in the backend, or will be defined shortly after the relevent PR
/// lands.
enum CustomDimensions {
sessionHostOsDetails, // cd1
sessionChannelName, // cd2
commandRunIsEmulator, // cd3
commandRunTargetName, // cd4
hotEventReason, // cd5
hotEventFinalLibraryCount, // cd6
hotEventSyncedLibraryCount, // cd7
hotEventSyncedClassesCount, // cd8
hotEventSyncedProceduresCount, // cd9
hotEventSyncedBytes, // cd10
hotEventInvalidatedSourcesCount, // cd11
hotEventTransferTimeInMs, // cd12
hotEventOverallTimeInMs, // cd13
commandRunProjectType, // cd14
commandRunProjectHostLanguage, // cd15
commandCreateAndroidLanguage, // cd16
commandCreateIosLanguage, // cd17
commandRunProjectModule, // cd18
commandCreateProjectType, // cd19
commandPackagesNumberPlugins, // cd20
commandPackagesProjectModule, // cd21
commandRunTargetOsVersion, // cd22
commandRunModeName, // cd23
commandBuildBundleTargetPlatform, // cd24
commandBuildBundleIsModule, // cd25
commandResult, // cd26
hotEventTargetPlatform, // cd27
hotEventSdkName, // cd28
hotEventEmulator, // cd29
hotEventFullRestart, // cd30
commandHasTerminal, // cd31
enabledFlutterFeatures, // cd32
localTime, // cd33
commandBuildAarTargetPlatform, // cd34
commandBuildAarProjectType, // cd35
buildEventCommand, // cd36
buildEventSettings, // cd37
}
String cdKey(CustomDimensions cd) => 'cd${cd.index + 1}';
Map<String, String> _useCdKeys(Map<CustomDimensions, String> parameters) {
return parameters.map((CustomDimensions k, String v) =>
MapEntry<String, String>(cdKey(k), v));
}
Usage get flutterUsage => Usage.instance;
abstract class Usage {
factory Usage({
String settingsName = 'flutter',
String versionOverride,
String configDirOverride
}) => _UsageImpl(settingsName: settingsName,
versionOverride: versionOverride,
configDirOverride: configDirOverride);
/// Returns [Usage] active in the current app context.
static Usage get instance => context.get<Usage>();
/// Uses the global [Usage] instance to send a 'command' to analytics.
static void command(String command, {
Map<CustomDimensions, String> parameters,
}) => flutterUsage.sendCommand(command, parameters: _useCdKeys(parameters));
/// Whether this is the first run of the tool.
bool get isFirstRun;
/// Whether analytics reporting should be supressed.
bool get suppressAnalytics;
/// Suppress analytics for this session.
set suppressAnalytics(bool value);
/// Whether analytics reporting is enabled.
bool get enabled;
/// Enable or disable reporting analytics.
set enabled(bool value);
/// A stable randomly generated UUID used to deduplicate multiple identical
/// reports coming from the same computer.
String get clientId;
/// Sends a 'command' to the underlying analytics implementation.
///
/// Note that using [command] above is preferred to ensure that the parameter
/// keys are well-defined in [CustomDimensions] above.
void sendCommand(String command, {
Map<String, String> parameters
});
/// Sends an 'event' to the underlying analytics implementation.
///
/// Note that this method should not be used directly, instead see the
/// event types defined in this directory in events.dart.
@visibleForOverriding
@visibleForTesting
void sendEvent(String category, String parameter, {
Map<String, String> parameters
});
/// Sends timing information to the underlying analytics implementation.
void sendTiming(String category, String variableName, Duration duration, {
String label
});
/// Sends an exception to the underlying analytics implementation.
void sendException(dynamic exception);
/// Fires whenever analytics data is sent over the network.
@visibleForTesting
Stream<Map<String, dynamic>> get onSend;
/// Returns when the last analytics event has been sent, or after a fixed
/// (short) delay, whichever is less.
Future<void> ensureAnalyticsSent();
/// Prints a welcome message that informs the tool user about the collection
/// of anonymous usage information.
void printWelcome();
}
class _UsageImpl implements Usage {
/// Create a new Usage instance; [versionOverride] and [configDirOverride] are
/// used for testing.
_UsageImpl({
String settingsName = 'flutter',
String versionOverride,
String configDirOverride
}) {
final FlutterVersion flutterVersion = FlutterVersion.instance;
final String version = versionOverride ?? flutterVersion.getVersionString(redactUnknownBranches: true);
final String logFilePath = platform.environment['FLUTTER_ANALYTICS_LOG_FILE'];
_analytics = logFilePath == null || logFilePath.isEmpty ?
AnalyticsIO(
_kFlutterUA,
settingsName,
version,
documentDirectory: configDirOverride != null ? fs.directory(configDirOverride) : null,
) :
// Used for testing.
LogToFileAnalytics(logFilePath);
// Report a more detailed OS version string than package:usage does by default.
_analytics.setSessionValue(cdKey(CustomDimensions.sessionHostOsDetails), os.name);
// Send the branch name as the "channel".
_analytics.setSessionValue(cdKey(CustomDimensions.sessionChannelName),
flutterVersion.getBranchName(redactUnknownBranches: true));
// For each flutter experimental feature, record a session value in a comma
// separated list.
final String enabledFeatures = allFeatures
.where((Feature feature) {
return feature.configSetting != null &&
Config.instance.getValue(feature.configSetting) == true;
})
.map((Feature feature) => feature.configSetting)
.join(',');
_analytics.setSessionValue(cdKey(CustomDimensions.enabledFlutterFeatures), enabledFeatures);
// Record the host as the application installer ID - the context that flutter_tools is running in.
if (platform.environment.containsKey('FLUTTER_HOST')) {
_analytics.setSessionValue('aiid', platform.environment['FLUTTER_HOST']);
}
_analytics.analyticsOpt = AnalyticsOpt.optOut;
final bool suppressEnvFlag = platform.environment['FLUTTER_SUPPRESS_ANALYTICS'] == 'true';
_analytics.sendScreenView('version is $version, is bot $isRunningOnBot, suppressed $suppressEnvFlag');
// Many CI systems don't do a full git checkout.
if (version.endsWith('/unknown') || isRunningOnBot || suppressEnvFlag) {
// If we think we're running on a CI system, suppress sending analytics.
suppressAnalytics = true;
}
}
Analytics _analytics;
bool _printedWelcome = false;
bool _suppressAnalytics = false;
@override
bool get isFirstRun => _analytics.firstRun;
@override
bool get suppressAnalytics => _suppressAnalytics || _analytics.firstRun;
@override
set suppressAnalytics(bool value) {
_suppressAnalytics = value;
}
@override
bool get enabled => _analytics.enabled;
@override
set enabled(bool value) {
_analytics.enabled = value;
}
@override
String get clientId => _analytics.clientId;
@override
void sendCommand(String command, { Map<String, String> parameters }) {
if (suppressAnalytics) {
return;
}
final Map<String, String> paramsWithLocalTime = <String, String>{
...?parameters,
cdKey(CustomDimensions.localTime): formatDateTime(systemClock.now()),
};
_analytics.sendScreenView(command, parameters: paramsWithLocalTime);
}
@override
void sendEvent(
String category,
String parameter, {
Map<String, String> parameters,
}) {
if (suppressAnalytics) {
return;
}
final Map<String, String> paramsWithLocalTime = <String, String>{
...?parameters,
cdKey(CustomDimensions.localTime): formatDateTime(systemClock.now()),
};
_analytics.sendEvent(category, parameter, parameters: paramsWithLocalTime);
}
@override
void sendTiming(
String category,
String variableName,
Duration duration, {
String label,
}) {
if (suppressAnalytics) {
return;
}
_analytics.sendTiming(
variableName,
duration.inMilliseconds,
category: category,
label: label,
);
}
@override
void sendException(dynamic exception) {
if (suppressAnalytics) {
return;
}
_analytics.sendException(exception.runtimeType.toString());
}
@override
Stream<Map<String, dynamic>> get onSend => _analytics.onSend;
@override
Future<void> ensureAnalyticsSent() async {
// TODO(devoncarew): This may delay tool exit and could cause some analytics
// events to not be reported. Perhaps we could send the analytics pings
// out-of-process from flutter_tools?
await _analytics.waitForLastPing(timeout: const Duration(milliseconds: 250));
}
@override
void printWelcome() {
// This gets called if it's the first run by the selected command, if any,
// and on exit, in case there was no command.
if (_printedWelcome) {
return;
}
_printedWelcome = true;
printStatus('');
printStatus('''
╔════════════════════════════════════════════════════════════════════════════╗
║ Welcome to Flutter! - https://flutter.dev ║
║ ║
║ The Flutter tool anonymously reports feature usage statistics and crash ║
║ reports to Google in order to help Google contribute improvements to ║
║ Flutter over time. ║
║ ║
║ Read about data we send with crash reports: ║
║ https://github.com/flutter/flutter/wiki/Flutter-CLI-crash-reporting ║
║ ║
║ See Google's privacy policy: ║
║ https://www.google.com/intl/en/policies/privacy/ ║
║ ║
║ Use "flutter config --no-analytics" to disable analytics and crash ║
║ reporting. ║
╚════════════════════════════════════════════════════════════════════════════╝
''', emphasis: true);
}
}
// An Analytics mock that logs to file. Unimplemented methods goes to stdout.
// But stdout can't be used for testing since wrapper scripts like
// xcode_backend.sh etc manipulates them.
class LogToFileAnalytics extends AnalyticsMock {
LogToFileAnalytics(String logFilePath) :
logFile = fs.file(logFilePath)..createSync(recursive: true),
super(true);
final File logFile;
final Map<String, String> _sessionValues = <String, String>{};
@override
Future<void> sendScreenView(String viewName, {
Map<String, String> parameters,
}) {
parameters ??= <String, String>{};
parameters['viewName'] = viewName;
parameters.addAll(_sessionValues);
logFile.writeAsStringSync('screenView $parameters\n', mode: FileMode.append);
return Future<void>.value(null);
}
@override
Future<void> sendEvent(String category, String action,
{String label, int value, Map<String, String> parameters}) {
parameters ??= <String, String>{};
parameters['category'] = category;
parameters['action'] = action;
logFile.writeAsStringSync('event $parameters\n', mode: FileMode.append);
return Future<void>.value(null);
}
@override
void setSessionValue(String param, dynamic value) {
_sessionValues[param] = value.toString();
}
}