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
|
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/devtools/protocol/background_service_handler.h"
#include "base/metrics/histogram_functions.h"
#include "base/strings/string_number_conversions.h"
#include "content/browser/renderer_host/frame_tree.h"
#include "content/browser/service_worker/service_worker_version.h"
#include "content/browser/storage_partition_impl.h"
#include "content/public/browser/devtools_background_services_context.h"
#include "content/public/browser/render_process_host.h"
namespace content {
namespace protocol {
namespace {
devtools::proto::BackgroundService ServiceNameToEnum(
const std::string& service_name) {
if (service_name == BackgroundService::ServiceNameEnum::BackgroundFetch) {
return devtools::proto::BackgroundService::BACKGROUND_FETCH;
} else if (service_name ==
BackgroundService::ServiceNameEnum::BackgroundSync) {
return devtools::proto::BackgroundService::BACKGROUND_SYNC;
} else if (service_name ==
BackgroundService::ServiceNameEnum::PushMessaging) {
return devtools::proto::BackgroundService::PUSH_MESSAGING;
} else if (service_name ==
BackgroundService::ServiceNameEnum::Notifications) {
return devtools::proto::BackgroundService::NOTIFICATIONS;
} else if (service_name ==
BackgroundService::ServiceNameEnum::PaymentHandler) {
return devtools::proto::BackgroundService::PAYMENT_HANDLER;
} else if (service_name ==
BackgroundService::ServiceNameEnum::PeriodicBackgroundSync) {
return devtools::proto::BackgroundService::PERIODIC_BACKGROUND_SYNC;
}
return devtools::proto::BackgroundService::UNKNOWN;
}
std::string ServiceEnumToName(devtools::proto::BackgroundService service_enum) {
switch (service_enum) {
case devtools::proto::BackgroundService::BACKGROUND_FETCH:
return BackgroundService::ServiceNameEnum::BackgroundFetch;
case devtools::proto::BackgroundService::BACKGROUND_SYNC:
return BackgroundService::ServiceNameEnum::BackgroundSync;
case devtools::proto::BackgroundService::PUSH_MESSAGING:
return BackgroundService::ServiceNameEnum::PushMessaging;
case devtools::proto::BackgroundService::NOTIFICATIONS:
return BackgroundService::ServiceNameEnum::Notifications;
case devtools::proto::BackgroundService::PAYMENT_HANDLER:
return BackgroundService::ServiceNameEnum::PaymentHandler;
case devtools::proto::BackgroundService::PERIODIC_BACKGROUND_SYNC:
return BackgroundService::ServiceNameEnum::PeriodicBackgroundSync;
default:
NOTREACHED();
}
}
std::unique_ptr<protocol::Array<protocol::BackgroundService::EventMetadata>>
ProtoMapToArray(
const google::protobuf::Map<std::string, std::string>& event_metadata_map) {
auto metadata_array = std::make_unique<
protocol::Array<protocol::BackgroundService::EventMetadata>>();
for (const auto& entry : event_metadata_map) {
auto event_metadata = protocol::BackgroundService::EventMetadata::Create()
.SetKey(entry.first)
.SetValue(entry.second)
.Build();
metadata_array->emplace_back(std::move(event_metadata));
}
return metadata_array;
}
std::unique_ptr<protocol::BackgroundService::BackgroundServiceEvent>
ToBackgroundServiceEvent(const devtools::proto::BackgroundServiceEvent& event) {
base::Time timestamp = base::Time::FromDeltaSinceWindowsEpoch(
base::Microseconds(event.timestamp()));
return protocol::BackgroundService::BackgroundServiceEvent::Create()
.SetTimestamp(timestamp.InMillisecondsFSinceUnixEpoch() /
1'000) // milliseconds -> seconds
.SetOrigin(event.origin())
.SetServiceWorkerRegistrationId(
base::NumberToString(event.service_worker_registration_id()))
.SetService(ServiceEnumToName(event.background_service()))
.SetEventName(event.event_name())
.SetInstanceId(event.instance_id())
.SetEventMetadata(ProtoMapToArray(event.event_metadata()))
.SetStorageKey(event.storage_key())
.Build();
}
} // namespace
BackgroundServiceHandler::BackgroundServiceHandler()
: DevToolsDomainHandler(BackgroundService::Metainfo::domainName),
devtools_context_(nullptr) {}
BackgroundServiceHandler::~BackgroundServiceHandler() {
DCHECK(enabled_services_.empty());
}
void BackgroundServiceHandler::Wire(UberDispatcher* dispatcher) {
frontend_ =
std::make_unique<BackgroundService::Frontend>(dispatcher->channel());
BackgroundService::Dispatcher::wire(dispatcher, this);
}
void BackgroundServiceHandler::SetRenderer(int process_host_id,
RenderFrameHostImpl* frame_host) {
RenderProcessHost* process_host = RenderProcessHost::FromID(process_host_id);
if (!process_host) {
SetDevToolsContext(nullptr);
enabled_services_.clear();
return;
}
auto* storage_partition =
static_cast<StoragePartitionImpl*>(process_host->GetStoragePartition());
SetDevToolsContext(storage_partition->GetDevToolsBackgroundServicesContext());
DCHECK(devtools_context_);
}
void BackgroundServiceHandler::SetDevToolsContext(
DevToolsBackgroundServicesContext* devtools_context) {
if (devtools_context_ == devtools_context) {
return;
}
if (devtools_context_ && !enabled_services_.empty()) {
devtools_context_->RemoveObserver(this);
}
devtools_context_ =
static_cast<DevToolsBackgroundServicesContextImpl*>(devtools_context);
if (devtools_context_ && !enabled_services_.empty()) {
devtools_context_->AddObserver(this);
}
}
Response BackgroundServiceHandler::Disable() {
SetDevToolsContext(nullptr);
enabled_services_.clear();
return Response::Success();
}
void BackgroundServiceHandler::StartObserving(
const std::string& service,
std::unique_ptr<StartObservingCallback> callback) {
DCHECK(devtools_context_);
auto service_enum = ServiceNameToEnum(service);
if (service_enum == devtools::proto::BackgroundService::UNKNOWN) {
callback->sendFailure(Response::InvalidParams("Invalid service name"));
return;
}
if (enabled_services_.count(service_enum)) {
callback->sendSuccess();
return;
}
if (enabled_services_.empty())
devtools_context_->AddObserver(this);
enabled_services_.insert(service_enum);
bool is_recording = devtools_context_->IsRecording(service_enum);
DCHECK(frontend_);
frontend_->RecordingStateChanged(is_recording, service);
devtools_context_->GetLoggedBackgroundServiceEvents(
service_enum,
base::BindOnce(&BackgroundServiceHandler::DidGetLoggedEvents,
weak_ptr_factory_.GetWeakPtr(), service_enum,
std::move(callback)));
}
Response BackgroundServiceHandler::StopObserving(const std::string& service) {
auto service_enum = ServiceNameToEnum(service);
if (service_enum == devtools::proto::BackgroundService::UNKNOWN)
return Response::InvalidParams("Invalid service name");
if (!enabled_services_.count(service_enum))
return Response::Success();
enabled_services_.erase(service_enum);
if (enabled_services_.empty())
devtools_context_->RemoveObserver(this);
return Response::Success();
}
void BackgroundServiceHandler::DidGetLoggedEvents(
devtools::proto::BackgroundService service,
std::unique_ptr<StartObservingCallback> callback,
std::vector<devtools::proto::BackgroundServiceEvent> events) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
// These events won't be duplicated in `OnEventReceived` since we are using
// sequenced task runners.
for (const auto& event : events)
frontend_->BackgroundServiceEventReceived(ToBackgroundServiceEvent(event));
return callback->sendSuccess();
}
Response BackgroundServiceHandler::SetRecording(bool should_record,
const std::string& service) {
DCHECK(devtools_context_);
auto service_enum = ServiceNameToEnum(service);
if (service_enum == devtools::proto::BackgroundService::UNKNOWN)
return Response::InvalidParams("Invalid service name");
if (should_record) {
devtools_context_->StartRecording(service_enum);
} else {
devtools_context_->StopRecording(service_enum);
}
return Response::Success();
}
Response BackgroundServiceHandler::ClearEvents(const std::string& service) {
DCHECK(devtools_context_);
auto service_enum = ServiceNameToEnum(service);
if (service_enum == devtools::proto::BackgroundService::UNKNOWN)
return Response::InvalidParams("Invalid service name");
devtools_context_->ClearLoggedBackgroundServiceEvents(service_enum);
return Response::Success();
}
void BackgroundServiceHandler::OnEventReceived(
const devtools::proto::BackgroundServiceEvent& event) {
if (!enabled_services_.count(event.background_service()))
return;
frontend_->BackgroundServiceEventReceived(ToBackgroundServiceEvent(event));
}
void BackgroundServiceHandler::OnRecordingStateChanged(
bool should_record,
devtools::proto::BackgroundService service) {
if (!enabled_services_.count(service))
return;
frontend_->RecordingStateChanged(should_record, ServiceEnumToName(service));
}
} // namespace protocol
} // namespace content
|
