Support for new DSN format (without secretKey) and remove the quiver dependency. (#20)

* Make the secretKey optional for the new DSN format.

* Remove the requirement for quiver.

* Fixed test issue.

Fixed dartfmt issues.

* Code review modifications.

* dartfmt

AUTHORS

@@ -4,3 +4,4 @@
 #   Name/Organization <email address>
 
 Google Inc.
+Simon Lightfoot <simon@devangels.london>

lib/sentry.dart

@@ -11,7 +11,6 @@ import 'dart:io';
 
 import 'package:http/http.dart';
 import 'package:meta/meta.dart';
-import 'package:quiver/time.dart';
 import 'package:usage/uuid/uuid.dart';
 
 import 'src/stack_trace.dart';
@@ -20,6 +19,9 @@ import 'src/version.dart';
 
 export 'src/version.dart';
 
+/// Used to provide timestamp for logging.
+typedef ClockProvider = DateTime Function();
+
 /// Logs crash reports and events to the Sentry.io service.
 class SentryClient {
   /// Sentry.io client identifier for _this_ client.
@@ -46,7 +48,9 @@ class SentryClient {
   /// make HTTP calls to Sentry.io. This is useful in tests.
   ///
   /// If [clock] is provided, it is used to get time instead of the system
-  /// clock. This is useful in tests.
+  /// clock. This is useful in tests. Should be an implementation of ClockProvider.
+  /// This parameter is dynamic to maintain backwards compatibility with
+  /// previous use of Clock from the Quiver library.
   ///
   /// If [uuidGenerator] is provided, it is used to generate the "event_id"
   /// field instead of the built-in random UUID v4 generator. This is useful in
@@ -56,22 +60,21 @@ class SentryClient {
     Event environmentAttributes,
     bool compressPayload,
     Client httpClient,
-    Clock clock,
+    dynamic clock,
     UuidGenerator uuidGenerator,
   }) {
     httpClient ??= new Client();
-    clock ??= const Clock(_getUtcDateTime);
+    clock ??= _getUtcDateTime;
     uuidGenerator ??= _generateUuidV4WithoutDashes;
     compressPayload ??= true;
 
+    final ClockProvider clockProvider =
+        clock is ClockProvider ? clock : clock.get;
+
     final Uri uri = Uri.parse(dsn);
     final List<String> userInfo = uri.userInfo.split(':');
 
     assert(() {
-      if (userInfo.length != 2)
-        throw new ArgumentError(
-            'Colon-separated publicKey:secretKey pair not found in the user info field of the DSN URI: $dsn');
-
       if (uri.pathSegments.isEmpty)
         throw new ArgumentError(
             'Project ID not found in the URI path of the DSN URI: $dsn');
@@ -79,13 +82,13 @@ class SentryClient {
       return true;
     }());
 
-    final String publicKey = userInfo.first;
-    final String secretKey = userInfo.last;
+    final String publicKey = userInfo[0];
+    final String secretKey = userInfo.length >= 2 ? userInfo[1] : null;
     final String projectId = uri.pathSegments.last;
 
     return new SentryClient._(
       httpClient: httpClient,
-      clock: clock,
+      clock: clockProvider,
       uuidGenerator: uuidGenerator,
       environmentAttributes: environmentAttributes,
       dsnUri: uri,
@@ -98,12 +101,12 @@ class SentryClient {
 
   SentryClient._({
     @required Client httpClient,
-    @required Clock clock,
+    @required ClockProvider clock,
     @required UuidGenerator uuidGenerator,
     @required this.environmentAttributes,
     @required this.dsnUri,
     @required this.publicKey,
-    @required this.secretKey,
+    this.secretKey,
     @required this.compressPayload,
     @required this.projectId,
   })  : _httpClient = httpClient,
@@ -111,7 +114,7 @@ class SentryClient {
         _uuidGenerator = uuidGenerator;
 
   final Client _httpClient;
-  final Clock _clock;
+  final ClockProvider _clock;
   final UuidGenerator _uuidGenerator;
 
   /// Contains [Event] attributes that are automatically mixed into all events
@@ -161,21 +164,23 @@ class SentryClient {
 
   /// Reports an [event] to Sentry.io.
   Future<SentryResponse> capture({@required Event event}) async {
-    final DateTime now = _clock.now();
+    final DateTime now = _clock();
+    String authHeader = 'Sentry sentry_version=6, sentry_client=$sentryClient, '
+        'sentry_timestamp=${now.millisecondsSinceEpoch}, sentry_key=$publicKey';
+    if (secretKey != null) {
+      authHeader += ', sentry_secret=$secretKey';
+    }
+
     final Map<String, String> headers = <String, String>{
       'User-Agent': '$sentryClient',
       'Content-Type': 'application/json',
-      'X-Sentry-Auth': 'Sentry sentry_version=6, '
-          'sentry_client=$sentryClient, '
-          'sentry_timestamp=${now.millisecondsSinceEpoch}, '
-          'sentry_key=$publicKey, '
-          'sentry_secret=$secretKey',
+      'X-Sentry-Auth': authHeader,
     };
 
     final Map<String, dynamic> data = <String, dynamic>{
       'project': projectId,
       'event_id': _uuidGenerator(),
-      'timestamp': formatDateAsIso8601WithSecondPrecision(_clock.now()),
+      'timestamp': formatDateAsIso8601WithSecondPrecision(now),
       'logger': defaultLoggerName,
     };
 

pubspec.yaml

@@ -10,7 +10,6 @@ environment:
 dependencies:
   http: ">=0.11.0 <2.0.0"
   meta: ">=1.0.0 <2.0.0"
-  quiver: ">=0.25.0 <2.0.0"
   stack_trace: ">=1.0.0 <2.0.0"
   usage: ">=3.0.0 <4.0.0"
 

test/sentry_test.dart

@@ -6,11 +6,11 @@ import 'dart:convert';
 import 'dart:io';
 
 import 'package:http/http.dart';
-import 'package:quiver/time.dart';
 import 'package:sentry/sentry.dart';
 import 'package:test/test.dart';
 
 const String _testDsn = 'https://public:secret@sentry.example.com/1';
+const String _testDsnWithoutSecret = 'https://public@sentry.example.com/1';
 
 void main() {
   group('$SentryClient', () {
@@ -24,9 +24,75 @@ void main() {
       await client.close();
     });
 
+    test('can parse DSN without secret', () async {
+      final SentryClient client = new SentryClient(dsn: _testDsnWithoutSecret);
+      expect(client.dsnUri, Uri.parse(_testDsnWithoutSecret));
+      expect(client.postUri, 'https://sentry.example.com/api/1/store/');
+      expect(client.publicKey, 'public');
+      expect(client.secretKey, null);
+      expect(client.projectId, '1');
+      await client.close();
+    });
+
+    test('sends client auth header without secret', () async {
+      final MockClient httpMock = new MockClient();
+      final ClockProvider fakeClockProvider =
+          () => new DateTime.utc(2017, 1, 2);
+
+      Map<String, String> headers;
+
+      httpMock.answerWith((Invocation invocation) async {
+        if (invocation.memberName == #close) {
+          return null;
+        }
+        if (invocation.memberName == #post) {
+          headers = invocation.namedArguments[#headers];
+          return new Response('{"id": "test-event-id"}', 200);
+        }
+        fail('Unexpected invocation of ${invocation.memberName} in HttpMock');
+      });
+
+      final SentryClient client = new SentryClient(
+        dsn: _testDsnWithoutSecret,
+        httpClient: httpMock,
+        clock: fakeClockProvider,
+        compressPayload: false,
+        uuidGenerator: () => 'X' * 32,
+        environmentAttributes: const Event(
+          serverName: 'test.server.com',
+          release: '1.2.3',
+          environment: 'staging',
+        ),
+      );
+
+      try {
+        throw new ArgumentError('Test error');
+      } catch (error, stackTrace) {
+        final SentryResponse response = await client.captureException(
+            exception: error, stackTrace: stackTrace);
+        expect(response.isSuccessful, true);
+        expect(response.eventId, 'test-event-id');
+        expect(response.error, null);
+      }
+
+      final Map<String, String> expectedHeaders = <String, String>{
+        'User-Agent': '$sdkName/$sdkVersion',
+        'Content-Type': 'application/json',
+        'X-Sentry-Auth': 'Sentry sentry_version=6, '
+            'sentry_client=${SentryClient.sentryClient}, '
+            'sentry_timestamp=${fakeClockProvider().millisecondsSinceEpoch}, '
+            'sentry_key=public',
+      };
+
+      expect(headers, expectedHeaders);
+
+      await client.close();
+    });
+
     testCaptureException(bool compressPayload) async {
       final MockClient httpMock = new MockClient();
-      final Clock fakeClock = new Clock.fixed(new DateTime.utc(2017, 1, 2));
+      final ClockProvider fakeClockProvider =
+          () => new DateTime.utc(2017, 1, 2);
 
       String postUri;
       Map<String, String> headers;
@@ -47,7 +113,7 @@ void main() {
       final SentryClient client = new SentryClient(
         dsn: _testDsn,
         httpClient: httpMock,
-        clock: fakeClock,
+        clock: fakeClockProvider,
         uuidGenerator: () => 'X' * 32,
         compressPayload: compressPayload,
         environmentAttributes: const Event(
@@ -74,9 +140,7 @@ void main() {
         'Content-Type': 'application/json',
         'X-Sentry-Auth': 'Sentry sentry_version=6, '
             'sentry_client=${SentryClient.sentryClient}, '
-            'sentry_timestamp=${fakeClock
-            .now()
-            .millisecondsSinceEpoch}, '
+            'sentry_timestamp=${fakeClockProvider().millisecondsSinceEpoch}, '
             'sentry_key=public, '
             'sentry_secret=secret',
       };
@@ -133,7 +197,8 @@ void main() {
 
     test('reads error message from the x-sentry-error header', () async {
       final MockClient httpMock = new MockClient();
-      final Clock fakeClock = new Clock.fixed(new DateTime(2017, 1, 2));
+      final ClockProvider fakeClockProvider =
+          () => new DateTime.utc(2017, 1, 2);
 
       httpMock.answerWith((Invocation invocation) async {
         if (invocation.memberName == #close) {
@@ -150,7 +215,7 @@ void main() {
       final SentryClient client = new SentryClient(
         dsn: _testDsn,
         httpClient: httpMock,
-        clock: fakeClock,
+        clock: fakeClockProvider,
         uuidGenerator: () => 'X' * 32,
         compressPayload: false,
         environmentAttributes: const Event(
@@ -176,7 +241,8 @@ void main() {
 
     test('$Event userContext overrides client', () async {
       final MockClient httpMock = new MockClient();
-      final Clock fakeClock = new Clock.fixed(new DateTime(2017, 1, 2));
+      final ClockProvider fakeClockProvider =
+          () => new DateTime.utc(2017, 1, 2);
 
       String loggedUserId; // used to find out what user context was sent
       httpMock.answerWith((Invocation invocation) async {
@@ -211,7 +277,7 @@ void main() {
       final SentryClient client = new SentryClient(
         dsn: _testDsn,
         httpClient: httpMock,
-        clock: fakeClock,
+        clock: fakeClockProvider,
         uuidGenerator: () => 'X' * 32,
         compressPayload: false,
         environmentAttributes: const Event(