forked from chromium/chromium
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathgcm_client_impl.cc
1382 lines (1206 loc) · 48.7 KB
/
gcm_client_impl.cc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
// Copyright 2014 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.
#include "components/gcm_driver/gcm_client_impl.h"
#include "base/bind.h"
#include "base/files/file_path.h"
#include "base/location.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/metrics/histogram_macros.h"
#include "base/sequenced_task_runner.h"
#include "base/single_thread_task_runner.h"
#include "base/stl_util.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringprintf.h"
#include "base/thread_task_runner_handle.h"
#include "base/time/default_clock.h"
#include "base/timer/timer.h"
#include "components/gcm_driver/gcm_account_mapper.h"
#include "components/gcm_driver/gcm_backoff_policy.h"
#include "google_apis/gcm/base/encryptor.h"
#include "google_apis/gcm/base/mcs_message.h"
#include "google_apis/gcm/base/mcs_util.h"
#include "google_apis/gcm/engine/checkin_request.h"
#include "google_apis/gcm/engine/connection_factory_impl.h"
#include "google_apis/gcm/engine/gcm_registration_request_handler.h"
#include "google_apis/gcm/engine/gcm_store_impl.h"
#include "google_apis/gcm/engine/gcm_unregistration_request_handler.h"
#include "google_apis/gcm/engine/instance_id_delete_token_request_handler.h"
#include "google_apis/gcm/engine/instance_id_get_token_request_handler.h"
#include "google_apis/gcm/monitoring/gcm_stats_recorder.h"
#include "google_apis/gcm/protocol/checkin.pb.h"
#include "google_apis/gcm/protocol/mcs.pb.h"
#include "net/http/http_network_session.h"
#include "net/http/http_transaction_factory.h"
#include "net/url_request/url_request_context.h"
#include "url/gurl.h"
namespace gcm {
namespace {
// Indicates a message type of the received message.
enum MessageType {
UNKNOWN, // Undetermined type.
DATA_MESSAGE, // Regular data message.
DELETED_MESSAGES, // Messages were deleted on the server.
SEND_ERROR, // Error sending a message.
};
enum OutgoingMessageTTLCategory {
TTL_ZERO,
TTL_LESS_THAN_OR_EQUAL_TO_ONE_MINUTE,
TTL_LESS_THAN_OR_EQUAL_TO_ONE_HOUR,
TTL_LESS_THAN_OR_EQUAL_TO_ONE_DAY,
TTL_LESS_THAN_OR_EQUAL_TO_ONE_WEEK,
TTL_MORE_THAN_ONE_WEEK,
TTL_MAXIMUM,
// NOTE: always keep this entry at the end. Add new TTL category only
// immediately above this line. Make sure to update the corresponding
// histogram enum accordingly.
TTL_CATEGORY_COUNT
};
enum ResetStoreError {
DESTROYING_STORE_FAILED,
INFINITE_STORE_RESET,
// NOTE: always keep this entry at the end. Add new value only immediately
// above this line. Make sure to update the corresponding histogram enum
// accordingly.
RESET_STORE_ERROR_COUNT
};
const char kGCMScope[] = "GCM";
const int kMaxRegistrationRetries = 5;
const int kMaxUnregistrationRetries = 5;
const char kMessageTypeDataMessage[] = "gcm";
const char kMessageTypeDeletedMessagesKey[] = "deleted_messages";
const char kMessageTypeKey[] = "message_type";
const char kMessageTypeSendErrorKey[] = "send_error";
const char kSendErrorMessageIdKey[] = "google.message_id";
const char kSendMessageFromValue[] = "gcm@chrome.com";
const int64 kDefaultUserSerialNumber = 0LL;
const int kDestroyGCMStoreDelayMS = 5 * 60 * 1000; // 5 minutes.
GCMClient::Result ToGCMClientResult(MCSClient::MessageSendStatus status) {
switch (status) {
case MCSClient::QUEUED:
return GCMClient::SUCCESS;
case MCSClient::QUEUE_SIZE_LIMIT_REACHED:
return GCMClient::NETWORK_ERROR;
case MCSClient::APP_QUEUE_SIZE_LIMIT_REACHED:
return GCMClient::NETWORK_ERROR;
case MCSClient::MESSAGE_TOO_LARGE:
return GCMClient::INVALID_PARAMETER;
case MCSClient::NO_CONNECTION_ON_ZERO_TTL:
return GCMClient::NETWORK_ERROR;
case MCSClient::TTL_EXCEEDED:
return GCMClient::NETWORK_ERROR;
case MCSClient::SENT:
default:
NOTREACHED();
break;
}
return GCMClientImpl::UNKNOWN_ERROR;
}
void ToCheckinProtoVersion(
const GCMClient::ChromeBuildInfo& chrome_build_info,
checkin_proto::ChromeBuildProto* android_build_info) {
checkin_proto::ChromeBuildProto_Platform platform;
switch (chrome_build_info.platform) {
case GCMClient::PLATFORM_WIN:
platform = checkin_proto::ChromeBuildProto_Platform_PLATFORM_WIN;
break;
case GCMClient::PLATFORM_MAC:
platform = checkin_proto::ChromeBuildProto_Platform_PLATFORM_MAC;
break;
case GCMClient::PLATFORM_LINUX:
platform = checkin_proto::ChromeBuildProto_Platform_PLATFORM_LINUX;
break;
case GCMClient::PLATFORM_IOS:
platform = checkin_proto::ChromeBuildProto_Platform_PLATFORM_IOS;
break;
case GCMClient::PLATFORM_ANDROID:
platform = checkin_proto::ChromeBuildProto_Platform_PLATFORM_ANDROID;
break;
case GCMClient::PLATFORM_CROS:
platform = checkin_proto::ChromeBuildProto_Platform_PLATFORM_CROS;
break;
case GCMClient::PLATFORM_UNKNOWN:
// For unknown platform, return as LINUX.
platform = checkin_proto::ChromeBuildProto_Platform_PLATFORM_LINUX;
break;
default:
NOTREACHED();
platform = checkin_proto::ChromeBuildProto_Platform_PLATFORM_LINUX;
break;
}
android_build_info->set_platform(platform);
checkin_proto::ChromeBuildProto_Channel channel;
switch (chrome_build_info.channel) {
case GCMClient::CHANNEL_STABLE:
channel = checkin_proto::ChromeBuildProto_Channel_CHANNEL_STABLE;
break;
case GCMClient::CHANNEL_BETA:
channel = checkin_proto::ChromeBuildProto_Channel_CHANNEL_BETA;
break;
case GCMClient::CHANNEL_DEV:
channel = checkin_proto::ChromeBuildProto_Channel_CHANNEL_DEV;
break;
case GCMClient::CHANNEL_CANARY:
channel = checkin_proto::ChromeBuildProto_Channel_CHANNEL_CANARY;
break;
case GCMClient::CHANNEL_UNKNOWN:
channel = checkin_proto::ChromeBuildProto_Channel_CHANNEL_UNKNOWN;
break;
default:
NOTREACHED();
channel = checkin_proto::ChromeBuildProto_Channel_CHANNEL_UNKNOWN;
break;
}
android_build_info->set_channel(channel);
android_build_info->set_chrome_version(chrome_build_info.version);
}
MessageType DecodeMessageType(const std::string& value) {
if (kMessageTypeDeletedMessagesKey == value)
return DELETED_MESSAGES;
if (kMessageTypeSendErrorKey == value)
return SEND_ERROR;
if (kMessageTypeDataMessage == value)
return DATA_MESSAGE;
return UNKNOWN;
}
int ConstructGCMVersion(const std::string& chrome_version) {
// Major Chrome version is passed as GCM version.
size_t pos = chrome_version.find('.');
if (pos == std::string::npos) {
NOTREACHED();
return 0;
}
int gcm_version = 0;
base::StringToInt(
base::StringPiece(chrome_version.c_str(), pos), &gcm_version);
return gcm_version;
}
std::string SerializeInstanceIDData(const std::string& instance_id,
const std::string& extra_data) {
DCHECK(!instance_id.empty() && !extra_data.empty());
DCHECK(instance_id.find(',') == std::string::npos);
return instance_id + "," + extra_data;
}
bool DeserializeInstanceIDData(const std::string& serialized_data,
std::string* instance_id,
std::string* extra_data) {
DCHECK(instance_id && extra_data);
std::size_t pos = serialized_data.find(',');
if (pos == std::string::npos)
return false;
*instance_id = serialized_data.substr(0, pos);
*extra_data = serialized_data.substr(pos + 1);
return !instance_id->empty() && !extra_data->empty();
}
void RecordOutgoingMessageToUMA(const gcm::OutgoingMessage& message) {
OutgoingMessageTTLCategory ttl_category;
if (message.time_to_live == 0)
ttl_category = TTL_ZERO;
else if (message.time_to_live <= 60 )
ttl_category = TTL_LESS_THAN_OR_EQUAL_TO_ONE_MINUTE;
else if (message.time_to_live <= 60 * 60)
ttl_category = TTL_LESS_THAN_OR_EQUAL_TO_ONE_HOUR;
else if (message.time_to_live <= 24 * 60 * 60)
ttl_category = TTL_LESS_THAN_OR_EQUAL_TO_ONE_DAY;
else
ttl_category = TTL_MAXIMUM;
UMA_HISTOGRAM_ENUMERATION("GCM.OutgoingMessageTTL",
ttl_category,
TTL_CATEGORY_COUNT);
}
void RecordResetStoreErrorToUMA(ResetStoreError error) {
UMA_HISTOGRAM_ENUMERATION("GCM.ResetStore", error, RESET_STORE_ERROR_COUNT);
}
} // namespace
GCMInternalsBuilder::GCMInternalsBuilder() {}
GCMInternalsBuilder::~GCMInternalsBuilder() {}
scoped_ptr<base::Clock> GCMInternalsBuilder::BuildClock() {
return make_scoped_ptr<base::Clock>(new base::DefaultClock());
}
scoped_ptr<MCSClient> GCMInternalsBuilder::BuildMCSClient(
const std::string& version,
base::Clock* clock,
ConnectionFactory* connection_factory,
GCMStore* gcm_store,
GCMStatsRecorder* recorder) {
return scoped_ptr<MCSClient>(new MCSClient(
version, clock, connection_factory, gcm_store, recorder));
}
scoped_ptr<ConnectionFactory> GCMInternalsBuilder::BuildConnectionFactory(
const std::vector<GURL>& endpoints,
const net::BackoffEntry::Policy& backoff_policy,
net::HttpNetworkSession* gcm_network_session,
net::HttpNetworkSession* http_network_session,
GCMStatsRecorder* recorder) {
return make_scoped_ptr<ConnectionFactory>(
new ConnectionFactoryImpl(endpoints,
backoff_policy,
gcm_network_session,
http_network_session,
nullptr,
recorder));
}
GCMClientImpl::CheckinInfo::CheckinInfo()
: android_id(0), secret(0), accounts_set(false) {
}
GCMClientImpl::CheckinInfo::~CheckinInfo() {
}
void GCMClientImpl::CheckinInfo::SnapshotCheckinAccounts() {
last_checkin_accounts.clear();
for (std::map<std::string, std::string>::iterator iter =
account_tokens.begin();
iter != account_tokens.end();
++iter) {
last_checkin_accounts.insert(iter->first);
}
}
void GCMClientImpl::CheckinInfo::Reset() {
android_id = 0;
secret = 0;
accounts_set = false;
account_tokens.clear();
last_checkin_accounts.clear();
}
GCMClientImpl::GCMClientImpl(scoped_ptr<GCMInternalsBuilder> internals_builder)
: internals_builder_(internals_builder.Pass()),
state_(UNINITIALIZED),
delegate_(NULL),
start_mode_(DELAYED_START),
clock_(internals_builder_->BuildClock()),
gcm_store_reset_(false),
url_request_context_getter_(NULL),
periodic_checkin_ptr_factory_(this),
destroying_gcm_store_ptr_factory_(this),
weak_ptr_factory_(this) {
}
GCMClientImpl::~GCMClientImpl() {
}
void GCMClientImpl::Initialize(
const ChromeBuildInfo& chrome_build_info,
const base::FilePath& path,
const scoped_refptr<base::SequencedTaskRunner>& blocking_task_runner,
const scoped_refptr<net::URLRequestContextGetter>&
url_request_context_getter,
scoped_ptr<Encryptor> encryptor,
GCMClient::Delegate* delegate) {
DCHECK_EQ(UNINITIALIZED, state_);
DCHECK(url_request_context_getter.get());
DCHECK(delegate);
url_request_context_getter_ = url_request_context_getter;
const net::HttpNetworkSession::Params* network_session_params =
url_request_context_getter_->GetURLRequestContext()->
GetNetworkSessionParams();
DCHECK(network_session_params);
network_session_.reset(new net::HttpNetworkSession(*network_session_params));
chrome_build_info_ = chrome_build_info;
gcm_store_.reset(
new GCMStoreImpl(path, blocking_task_runner, encryptor.Pass()));
delegate_ = delegate;
recorder_.SetDelegate(this);
state_ = INITIALIZED;
}
void GCMClientImpl::Start(StartMode start_mode) {
DCHECK_NE(UNINITIALIZED, state_);
if (state_ == LOADED) {
// Start the GCM if not yet.
if (start_mode == IMMEDIATE_START) {
// Give up the scheduling to wipe out the store since now some one starts
// to use GCM.
destroying_gcm_store_ptr_factory_.InvalidateWeakPtrs();
StartGCM();
}
return;
}
// The delay start behavior will be abandoned when Start has been called
// once with IMMEDIATE_START behavior.
if (start_mode == IMMEDIATE_START)
start_mode_ = IMMEDIATE_START;
// Bail out if the loading is not started or completed.
if (state_ != INITIALIZED)
return;
// Once the loading is completed, the check-in will be initiated.
// If we're in lazy start mode, don't create a new store since none is really
// using GCM functionality yet.
gcm_store_->Load(
(start_mode == IMMEDIATE_START) ?
GCMStore::CREATE_IF_MISSING :
GCMStore::DO_NOT_CREATE,
base::Bind(&GCMClientImpl::OnLoadCompleted,
weak_ptr_factory_.GetWeakPtr()));
state_ = LOADING;
}
void GCMClientImpl::OnLoadCompleted(scoped_ptr<GCMStore::LoadResult> result) {
DCHECK_EQ(LOADING, state_);
if (!result->success) {
if (result->store_does_not_exist) {
if (start_mode_ == IMMEDIATE_START) {
// An immediate start was requested during the delayed start that just
// completed. Perform it now.
gcm_store_->Load(GCMStore::CREATE_IF_MISSING,
base::Bind(&GCMClientImpl::OnLoadCompleted,
weak_ptr_factory_.GetWeakPtr()));
} else {
// In the case that the store does not exist, set |state_| back to
// INITIALIZED such that store loading could be triggered again when
// Start() is called with IMMEDIATE_START.
state_ = INITIALIZED;
}
} else {
// Otherwise, destroy the store to try again.
ResetStore();
}
return;
}
gcm_store_reset_ = false;
device_checkin_info_.android_id = result->device_android_id;
device_checkin_info_.secret = result->device_security_token;
device_checkin_info_.last_checkin_accounts = result->last_checkin_accounts;
// A case where there were previously no accounts reported with checkin is
// considered to be the same as when the list of accounts is empty. It enables
// scheduling a periodic checkin for devices with no signed in users
// immediately after restart, while keeping |accounts_set == false| delays the
// checkin until the list of accounts is set explicitly.
if (result->last_checkin_accounts.size() == 0)
device_checkin_info_.accounts_set = true;
last_checkin_time_ = result->last_checkin_time;
gservices_settings_.UpdateFromLoadResult(*result);
for (auto iter = result->registrations.begin();
iter != result->registrations.end();
++iter) {
std::string registration_id;
scoped_ptr<RegistrationInfo> registration =
RegistrationInfo::BuildFromString(
iter->first, iter->second, ®istration_id);
// TODO(jianli): Add UMA to track the error case.
if (registration.get())
registrations_[make_linked_ptr(registration.release())] = registration_id;
}
for (auto iter = result->instance_id_data.begin();
iter != result->instance_id_data.end();
++iter) {
std::string instance_id;
std::string extra_data;
if (DeserializeInstanceIDData(iter->second, &instance_id, &extra_data))
instance_id_data_[iter->first] = std::make_pair(instance_id, extra_data);
}
load_result_ = result.Pass();
state_ = LOADED;
// Don't initiate the GCM connection when GCM is in delayed start mode and
// not any standalone app has registered GCM yet.
if (start_mode_ == DELAYED_START && !HasStandaloneRegisteredApp()) {
// If no standalone app is using GCM and the device ID is present, schedule
// to have the store wiped out.
if (device_checkin_info_.android_id) {
base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
FROM_HERE, base::Bind(&GCMClientImpl::DestroyStoreWhenNotNeeded,
destroying_gcm_store_ptr_factory_.GetWeakPtr()),
base::TimeDelta::FromMilliseconds(kDestroyGCMStoreDelayMS));
}
return;
}
StartGCM();
}
void GCMClientImpl::StartGCM() {
// Taking over the value of account_mappings before passing the ownership of
// load result to InitializeMCSClient.
std::vector<AccountMapping> account_mappings;
account_mappings.swap(load_result_->account_mappings);
base::Time last_token_fetch_time = load_result_->last_token_fetch_time;
InitializeMCSClient();
if (device_checkin_info_.IsValid()) {
SchedulePeriodicCheckin();
OnReady(account_mappings, last_token_fetch_time);
return;
}
state_ = INITIAL_DEVICE_CHECKIN;
device_checkin_info_.Reset();
StartCheckin();
}
void GCMClientImpl::InitializeMCSClient() {
std::vector<GURL> endpoints;
endpoints.push_back(gservices_settings_.GetMCSMainEndpoint());
GURL fallback_endpoint = gservices_settings_.GetMCSFallbackEndpoint();
if (fallback_endpoint.is_valid())
endpoints.push_back(fallback_endpoint);
connection_factory_ = internals_builder_->BuildConnectionFactory(
endpoints,
GetGCMBackoffPolicy(),
network_session_.get(),
url_request_context_getter_->GetURLRequestContext()
->http_transaction_factory()
->GetSession(),
&recorder_);
connection_factory_->SetConnectionListener(this);
mcs_client_ = internals_builder_->BuildMCSClient(
chrome_build_info_.version,
clock_.get(),
connection_factory_.get(),
gcm_store_.get(),
&recorder_).Pass();
mcs_client_->Initialize(
base::Bind(&GCMClientImpl::OnMCSError, weak_ptr_factory_.GetWeakPtr()),
base::Bind(&GCMClientImpl::OnMessageReceivedFromMCS,
weak_ptr_factory_.GetWeakPtr()),
base::Bind(&GCMClientImpl::OnMessageSentToMCS,
weak_ptr_factory_.GetWeakPtr()),
load_result_.Pass());
}
void GCMClientImpl::OnFirstTimeDeviceCheckinCompleted(
const CheckinInfo& checkin_info) {
DCHECK(!device_checkin_info_.IsValid());
device_checkin_info_.android_id = checkin_info.android_id;
device_checkin_info_.secret = checkin_info.secret;
// If accounts were not set by now, we can consider them set (to empty list)
// to make sure periodic checkins get scheduled after initial checkin.
device_checkin_info_.accounts_set = true;
gcm_store_->SetDeviceCredentials(
checkin_info.android_id, checkin_info.secret,
base::Bind(&GCMClientImpl::SetDeviceCredentialsCallback,
weak_ptr_factory_.GetWeakPtr()));
OnReady(std::vector<AccountMapping>(), base::Time());
}
void GCMClientImpl::OnReady(const std::vector<AccountMapping>& account_mappings,
const base::Time& last_token_fetch_time) {
state_ = READY;
StartMCSLogin();
delegate_->OnGCMReady(account_mappings, last_token_fetch_time);
}
void GCMClientImpl::StartMCSLogin() {
DCHECK_EQ(READY, state_);
DCHECK(device_checkin_info_.IsValid());
mcs_client_->Login(device_checkin_info_.android_id,
device_checkin_info_.secret);
}
void GCMClientImpl::DestroyStoreWhenNotNeeded() {
if (state_ != LOADED || start_mode_ != DELAYED_START)
return;
gcm_store_->Destroy(base::Bind(&GCMClientImpl::DestroyStoreCallback,
weak_ptr_factory_.GetWeakPtr()));
}
void GCMClientImpl::ResetStore() {
DCHECK_EQ(LOADING, state_);
// If already being reset, don't do it again. We want to prevent from
// resetting and loading from the store again and again.
if (gcm_store_reset_) {
RecordResetStoreErrorToUMA(INFINITE_STORE_RESET);
state_ = UNINITIALIZED;
return;
}
gcm_store_reset_ = true;
// Destroy the GCM store to start over.
gcm_store_->Destroy(base::Bind(&GCMClientImpl::ResetStoreCallback,
weak_ptr_factory_.GetWeakPtr()));
}
void GCMClientImpl::SetAccountTokens(
const std::vector<AccountTokenInfo>& account_tokens) {
device_checkin_info_.account_tokens.clear();
for (std::vector<AccountTokenInfo>::const_iterator iter =
account_tokens.begin();
iter != account_tokens.end();
++iter) {
device_checkin_info_.account_tokens[iter->email] = iter->access_token;
}
bool accounts_set_before = device_checkin_info_.accounts_set;
device_checkin_info_.accounts_set = true;
DVLOG(1) << "Set account called with: " << account_tokens.size()
<< " accounts.";
if (state_ != READY && state_ != INITIAL_DEVICE_CHECKIN)
return;
bool account_removed = false;
for (std::set<std::string>::iterator iter =
device_checkin_info_.last_checkin_accounts.begin();
iter != device_checkin_info_.last_checkin_accounts.end();
++iter) {
if (device_checkin_info_.account_tokens.find(*iter) ==
device_checkin_info_.account_tokens.end()) {
account_removed = true;
}
}
// Checkin will be forced when any of the accounts was removed during the
// current Chrome session or if there has been an account removed between the
// restarts of Chrome. If there is a checkin in progress, it will be canceled.
// We only force checkin when user signs out. When there is a new account
// signed in, the periodic checkin will take care of adding the association in
// reasonable time.
if (account_removed) {
DVLOG(1) << "Detected that account has been removed. Forcing checkin.";
checkin_request_.reset();
StartCheckin();
} else if (!accounts_set_before) {
SchedulePeriodicCheckin();
DVLOG(1) << "Accounts set for the first time. Scheduled periodic checkin.";
}
}
void GCMClientImpl::UpdateAccountMapping(
const AccountMapping& account_mapping) {
gcm_store_->AddAccountMapping(account_mapping,
base::Bind(&GCMClientImpl::DefaultStoreCallback,
weak_ptr_factory_.GetWeakPtr()));
}
void GCMClientImpl::RemoveAccountMapping(const std::string& account_id) {
gcm_store_->RemoveAccountMapping(
account_id,
base::Bind(&GCMClientImpl::DefaultStoreCallback,
weak_ptr_factory_.GetWeakPtr()));
}
void GCMClientImpl::SetLastTokenFetchTime(const base::Time& time) {
gcm_store_->SetLastTokenFetchTime(
time,
base::Bind(&GCMClientImpl::IgnoreWriteResultCallback,
weak_ptr_factory_.GetWeakPtr()));
}
void GCMClientImpl::UpdateHeartbeatTimer(scoped_ptr<base::Timer> timer) {
DCHECK(mcs_client_);
mcs_client_->UpdateHeartbeatTimer(timer.Pass());
}
void GCMClientImpl::AddInstanceIDData(const std::string& app_id,
const std::string& instance_id,
const std::string& extra_data) {
instance_id_data_[app_id] = std::make_pair(instance_id, extra_data);
gcm_store_->AddInstanceIDData(
app_id,
SerializeInstanceIDData(instance_id, extra_data),
base::Bind(&GCMClientImpl::IgnoreWriteResultCallback,
weak_ptr_factory_.GetWeakPtr()));
}
void GCMClientImpl::RemoveInstanceIDData(const std::string& app_id) {
instance_id_data_.erase(app_id);
gcm_store_->RemoveInstanceIDData(
app_id,
base::Bind(&GCMClientImpl::IgnoreWriteResultCallback,
weak_ptr_factory_.GetWeakPtr()));
}
void GCMClientImpl::GetInstanceIDData(const std::string& app_id,
std::string* instance_id,
std::string* extra_data) {
DCHECK(instance_id && extra_data);
auto iter = instance_id_data_.find(app_id);
if (iter == instance_id_data_.end())
return;
*instance_id = iter->second.first;
*extra_data = iter->second.second;
}
void GCMClientImpl::AddHeartbeatInterval(const std::string& scope,
int interval_ms) {
DCHECK(mcs_client_);
mcs_client_->AddHeartbeatInterval(scope, interval_ms);
}
void GCMClientImpl::RemoveHeartbeatInterval(const std::string& scope) {
DCHECK(mcs_client_);
mcs_client_->RemoveHeartbeatInterval(scope);
}
void GCMClientImpl::StartCheckin() {
// Make sure no checkin is in progress.
if (checkin_request_.get())
return;
checkin_proto::ChromeBuildProto chrome_build_proto;
ToCheckinProtoVersion(chrome_build_info_, &chrome_build_proto);
CheckinRequest::RequestInfo request_info(device_checkin_info_.android_id,
device_checkin_info_.secret,
device_checkin_info_.account_tokens,
gservices_settings_.digest(),
chrome_build_proto);
checkin_request_.reset(
new CheckinRequest(gservices_settings_.GetCheckinURL(),
request_info,
GetGCMBackoffPolicy(),
base::Bind(&GCMClientImpl::OnCheckinCompleted,
weak_ptr_factory_.GetWeakPtr()),
url_request_context_getter_.get(),
&recorder_));
// Taking a snapshot of the accounts count here, as there might be an asynch
// update of the account tokens while checkin is in progress.
device_checkin_info_.SnapshotCheckinAccounts();
checkin_request_->Start();
}
void GCMClientImpl::OnCheckinCompleted(
const checkin_proto::AndroidCheckinResponse& checkin_response) {
checkin_request_.reset();
if (!checkin_response.has_android_id() ||
!checkin_response.has_security_token()) {
// TODO(fgorski): I don't think a retry here will help, we should probably
// start over. By checking in with (0, 0).
return;
}
CheckinInfo checkin_info;
checkin_info.android_id = checkin_response.android_id();
checkin_info.secret = checkin_response.security_token();
if (state_ == INITIAL_DEVICE_CHECKIN) {
OnFirstTimeDeviceCheckinCompleted(checkin_info);
} else {
// checkin_info is not expected to change after a periodic checkin as it
// would invalidate the registratoin IDs.
DCHECK_EQ(READY, state_);
DCHECK_EQ(device_checkin_info_.android_id, checkin_info.android_id);
DCHECK_EQ(device_checkin_info_.secret, checkin_info.secret);
}
if (device_checkin_info_.IsValid()) {
// First update G-services settings, as something might have changed.
if (gservices_settings_.UpdateFromCheckinResponse(checkin_response)) {
gcm_store_->SetGServicesSettings(
gservices_settings_.settings_map(),
gservices_settings_.digest(),
base::Bind(&GCMClientImpl::SetGServicesSettingsCallback,
weak_ptr_factory_.GetWeakPtr()));
}
last_checkin_time_ = clock_->Now();
gcm_store_->SetLastCheckinInfo(
last_checkin_time_,
device_checkin_info_.last_checkin_accounts,
base::Bind(&GCMClientImpl::SetLastCheckinInfoCallback,
weak_ptr_factory_.GetWeakPtr()));
SchedulePeriodicCheckin();
}
}
void GCMClientImpl::SetGServicesSettingsCallback(bool success) {
DCHECK(success);
}
void GCMClientImpl::SchedulePeriodicCheckin() {
// Make sure no checkin is in progress.
if (checkin_request_.get() || !device_checkin_info_.accounts_set)
return;
// There should be only one periodic checkin pending at a time. Removing
// pending periodic checkin to schedule a new one.
periodic_checkin_ptr_factory_.InvalidateWeakPtrs();
base::TimeDelta time_to_next_checkin = GetTimeToNextCheckin();
if (time_to_next_checkin < base::TimeDelta())
time_to_next_checkin = base::TimeDelta();
base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
FROM_HERE, base::Bind(&GCMClientImpl::StartCheckin,
periodic_checkin_ptr_factory_.GetWeakPtr()),
time_to_next_checkin);
}
base::TimeDelta GCMClientImpl::GetTimeToNextCheckin() const {
return last_checkin_time_ + gservices_settings_.GetCheckinInterval() -
clock_->Now();
}
void GCMClientImpl::SetLastCheckinInfoCallback(bool success) {
// TODO(fgorski): This is one of the signals that store needs a rebuild.
DCHECK(success);
}
void GCMClientImpl::SetDeviceCredentialsCallback(bool success) {
// TODO(fgorski): This is one of the signals that store needs a rebuild.
DCHECK(success);
}
void GCMClientImpl::UpdateRegistrationCallback(bool success) {
// TODO(fgorski): This is one of the signals that store needs a rebuild.
DCHECK(success);
}
void GCMClientImpl::DefaultStoreCallback(bool success) {
DCHECK(success);
}
void GCMClientImpl::IgnoreWriteResultCallback(bool success) {
// TODO(fgorski): Ignoring the write result for now to make sure
// sync_intergration_tests are not broken.
}
void GCMClientImpl::DestroyStoreCallback(bool success) {
ResetCache();
if (!success) {
LOG(ERROR) << "Failed to destroy GCM store";
RecordResetStoreErrorToUMA(DESTROYING_STORE_FAILED);
state_ = UNINITIALIZED;
return;
}
state_ = INITIALIZED;
}
void GCMClientImpl::ResetStoreCallback(bool success) {
if (!success) {
LOG(ERROR) << "Failed to reset GCM store";
RecordResetStoreErrorToUMA(DESTROYING_STORE_FAILED);
state_ = UNINITIALIZED;
return;
}
state_ = INITIALIZED;
Start(start_mode_);
}
void GCMClientImpl::Stop() {
// TODO(fgorski): Perhaps we should make a distinction between a Stop and a
// Shutdown.
DVLOG(1) << "Stopping the GCM Client";
ResetCache();
state_ = INITIALIZED;
gcm_store_->Close();
}
void GCMClientImpl::ResetCache() {
weak_ptr_factory_.InvalidateWeakPtrs();
periodic_checkin_ptr_factory_.InvalidateWeakPtrs();
device_checkin_info_.Reset();
connection_factory_.reset();
delegate_->OnDisconnected();
mcs_client_.reset();
checkin_request_.reset();
// Delete all of the pending registration and unregistration requests.
pending_registration_requests_.clear();
pending_unregistration_requests_.clear();
}
void GCMClientImpl::Register(
const linked_ptr<RegistrationInfo>& registration_info) {
DCHECK_EQ(state_, READY);
// Find and use the cached registration ID.
RegistrationInfoMap::const_iterator registrations_iter =
registrations_.find(registration_info);
if (registrations_iter != registrations_.end()) {
bool matched = true;
// For GCM registration, we also match the sender IDs since multiple
// registrations are not supported.
const GCMRegistrationInfo* gcm_registration_info =
GCMRegistrationInfo::FromRegistrationInfo(registration_info.get());
if (gcm_registration_info) {
const GCMRegistrationInfo* cached_gcm_registration_info =
GCMRegistrationInfo::FromRegistrationInfo(
registrations_iter->first.get());
DCHECK(cached_gcm_registration_info);
if (cached_gcm_registration_info &&
gcm_registration_info->sender_ids !=
cached_gcm_registration_info->sender_ids) {
matched = false;
}
}
if (matched) {
delegate_->OnRegisterFinished(
registration_info, registrations_iter->second, SUCCESS);
return;
}
}
scoped_ptr<RegistrationRequest::CustomRequestHandler> request_handler;
std::string source_to_record;
const GCMRegistrationInfo* gcm_registration_info =
GCMRegistrationInfo::FromRegistrationInfo(registration_info.get());
if (gcm_registration_info) {
std::string senders;
for (auto iter = gcm_registration_info->sender_ids.begin();
iter != gcm_registration_info->sender_ids.end();
++iter) {
if (!senders.empty())
senders.append(",");
senders.append(*iter);
}
UMA_HISTOGRAM_COUNTS("GCM.RegistrationSenderIdCount",
gcm_registration_info->sender_ids.size());
request_handler.reset(new GCMRegistrationRequestHandler(senders));
source_to_record = senders;
}
const InstanceIDTokenInfo* instance_id_token_info =
InstanceIDTokenInfo::FromRegistrationInfo(registration_info.get());
if (instance_id_token_info) {
auto instance_id_iter = instance_id_data_.find(registration_info->app_id);
DCHECK(instance_id_iter != instance_id_data_.end());
request_handler.reset(new InstanceIDGetTokenRequestHandler(
instance_id_iter->second.first,
instance_id_token_info->authorized_entity,
instance_id_token_info->scope,
ConstructGCMVersion(chrome_build_info_.version),
instance_id_token_info->options));
source_to_record = instance_id_token_info->authorized_entity + "/" +
instance_id_token_info->scope;
}
RegistrationRequest::RequestInfo request_info(
device_checkin_info_.android_id,
device_checkin_info_.secret,
registration_info->app_id);
scoped_ptr<RegistrationRequest> registration_request(new RegistrationRequest(
gservices_settings_.GetRegistrationURL(), request_info,
request_handler.Pass(), GetGCMBackoffPolicy(),
base::Bind(&GCMClientImpl::OnRegisterCompleted,
weak_ptr_factory_.GetWeakPtr(), registration_info),
kMaxRegistrationRetries, url_request_context_getter_, &recorder_,
source_to_record));
registration_request->Start();
pending_registration_requests_.insert(
std::make_pair(registration_info, std::move(registration_request)));
}
void GCMClientImpl::OnRegisterCompleted(
const linked_ptr<RegistrationInfo>& registration_info,
RegistrationRequest::Status status,
const std::string& registration_id) {
DCHECK(delegate_);
Result result;
PendingRegistrationRequests::const_iterator iter =
pending_registration_requests_.find(registration_info);
if (iter == pending_registration_requests_.end())
result = UNKNOWN_ERROR;
else if (status == RegistrationRequest::INVALID_SENDER)
result = INVALID_PARAMETER;
else if (registration_id.empty())
result = SERVER_ERROR;
else
result = SUCCESS;
if (result == SUCCESS) {
// Cache it.
// Note that the existing cached record has to be removed first because
// otherwise the key value in registrations_ will not be updated. For GCM
// registrations, the key consists of pair of app_id and sender_ids though
// only app_id is used in the comparison.
registrations_.erase(registration_info);
registrations_[registration_info] = registration_id;
// Save it in the persistent store.
gcm_store_->AddRegistration(
registration_info->GetSerializedKey(),
registration_info->GetSerializedValue(registration_id),
base::Bind(&GCMClientImpl::UpdateRegistrationCallback,
weak_ptr_factory_.GetWeakPtr()));
}
delegate_->OnRegisterFinished(
registration_info,
result == SUCCESS ? registration_id : std::string(),
result);
if (iter != pending_registration_requests_.end())
pending_registration_requests_.erase(iter);
}
void GCMClientImpl::Unregister(
const linked_ptr<RegistrationInfo>& registration_info) {
DCHECK_EQ(state_, READY);
scoped_ptr<UnregistrationRequest::CustomRequestHandler> request_handler;
std::string source_to_record;
const GCMRegistrationInfo* gcm_registration_info =
GCMRegistrationInfo::FromRegistrationInfo(registration_info.get());
if (gcm_registration_info) {
request_handler.reset(
new GCMUnregistrationRequestHandler(registration_info->app_id));
}
const InstanceIDTokenInfo* instance_id_token_info =
InstanceIDTokenInfo::FromRegistrationInfo(registration_info.get());
if (instance_id_token_info) {
auto instance_id_iter = instance_id_data_.find(registration_info->app_id);
if (instance_id_iter == instance_id_data_.end()) {
// This should not be reached since we should not delete tokens when