Ensure that PC usage is recorded if a PC is alive for 60 seconds.
Bug: chromium:718508
Change-Id: Id2cbcb370b56cb8a6a6c821e0f89c51089cc8e6b
Reviewed-on: https://webrtc-review.googlesource.com/83140
Commit-Queue: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23723}diff --git a/pc/BUILD.gn b/pc/BUILD.gn
index afa08a3..a5703b7 100644
--- a/pc/BUILD.gn
+++ b/pc/BUILD.gn
@@ -435,6 +435,7 @@
"peerconnection_bundle_unittest.cc",
"peerconnection_crypto_unittest.cc",
"peerconnection_datachannel_unittest.cc",
+ "peerconnection_histogram_unittest.cc",
"peerconnection_ice_unittest.cc",
"peerconnection_integrationtest.cc",
"peerconnection_jsep_unittest.cc",
diff --git a/pc/peerconnection.cc b/pc/peerconnection.cc
index 5526d72..f4dcb51 100644
--- a/pc/peerconnection.cc
+++ b/pc/peerconnection.cc
@@ -106,8 +106,11 @@
MSG_CREATE_SESSIONDESCRIPTION_FAILED,
MSG_GETSTATS,
MSG_FREE_DATACHANNELS,
+ MSG_REPORT_USAGE_PATTERN,
};
+static const int REPORT_USAGE_PATTERN_DELAY_MS = 60000;
+
struct SetSessionDescriptionMsg : public rtc::MessageData {
explicit SetSessionDescriptionMsg(
webrtc::SetSessionDescriptionObserver* observer)
@@ -1037,6 +1040,10 @@
RtpTransceiverProxyWithInternal<RtpTransceiver>::Create(
signaling_thread(), new RtpTransceiver(cricket::MEDIA_TYPE_VIDEO)));
}
+ signaling_thread()->PostDelayed(
+ RTC_FROM_HERE,
+ return_histogram_very_quickly_ ? 0 : REPORT_USAGE_PATTERN_DELAY_MS, this,
+ MSG_REPORT_USAGE_PATTERN, nullptr);
return true;
}
@@ -3300,6 +3307,10 @@
sctp_data_channels_to_free_.clear();
break;
}
+ case MSG_REPORT_USAGE_PATTERN: {
+ ReportUsagePattern();
+ break;
+ }
default:
RTC_NOTREACHED() << "Not implemented";
break;
diff --git a/pc/peerconnection.h b/pc/peerconnection.h
index 0e8b71d..8901848 100644
--- a/pc/peerconnection.h
+++ b/pc/peerconnection.h
@@ -265,6 +265,10 @@
bool NeedsIceRestart(const std::string& content_name) const override;
bool GetSslRole(const std::string& content_name, rtc::SSLRole* role) override;
+ void ReturnHistogramVeryQuicklyForTesting() {
+ return_histogram_very_quickly_ = true;
+ }
+
protected:
~PeerConnection() override;
@@ -1017,6 +1021,7 @@
cricket::VideoOptions video_options_;
int usage_event_accumulator_ = 0;
+ bool return_histogram_very_quickly_ = false;
};
} // namespace webrtc
diff --git a/pc/peerconnection_histogram_unittest.cc b/pc/peerconnection_histogram_unittest.cc
new file mode 100644
index 0000000..b554e86
--- /dev/null
+++ b/pc/peerconnection_histogram_unittest.cc
@@ -0,0 +1,145 @@
+/*
+ * Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <tuple>
+
+#include "api/fakemetricsobserver.h"
+#include "api/peerconnectionproxy.h"
+#include "media/base/fakemediaengine.h"
+#include "pc/mediasession.h"
+#include "pc/peerconnection.h"
+#include "pc/peerconnectionfactory.h"
+#include "pc/peerconnectionwrapper.h"
+#include "pc/sdputils.h"
+#ifdef WEBRTC_ANDROID
+#include "pc/test/androidtestinitializer.h"
+#endif
+#include "pc/test/fakesctptransport.h"
+#include "rtc_base/gunit.h"
+#include "rtc_base/ptr_util.h"
+#include "rtc_base/virtualsocketserver.h"
+
+namespace webrtc {
+
+using RTCConfiguration = PeerConnectionInterface::RTCConfiguration;
+using RTCOfferAnswerOptions = PeerConnectionInterface::RTCOfferAnswerOptions;
+using ::testing::Values;
+
+static constexpr int kDefaultTimeout = 10000;
+
+int MakeUsageFingerprint(std::set<PeerConnection::UsageEvent> events) {
+ int signature = 0;
+ for (const auto it : events) {
+ signature |= static_cast<int>(it);
+ }
+ return signature;
+}
+
+class PeerConnectionFactoryForUsageHistogramTest
+ : public rtc::RefCountedObject<PeerConnectionFactory> {
+ public:
+ PeerConnectionFactoryForUsageHistogramTest()
+ : rtc::RefCountedObject<PeerConnectionFactory>(
+ rtc::Thread::Current(),
+ rtc::Thread::Current(),
+ rtc::Thread::Current(),
+ rtc::MakeUnique<cricket::FakeMediaEngine>(),
+ CreateCallFactory(),
+ nullptr) {}
+
+ void ActionsBeforeInitializeForTesting(PeerConnectionInterface* pc) override {
+ PeerConnection* internal_pc = static_cast<PeerConnection*>(pc);
+ if (return_histogram_very_quickly_) {
+ internal_pc->ReturnHistogramVeryQuicklyForTesting();
+ }
+ }
+
+ void ReturnHistogramVeryQuickly() { return_histogram_very_quickly_ = true; }
+
+ private:
+ bool return_histogram_very_quickly_;
+};
+
+class PeerConnectionWrapperForUsageHistogramTest
+ : public PeerConnectionWrapper {
+ public:
+ using PeerConnectionWrapper::PeerConnectionWrapper;
+
+ PeerConnection* GetInternalPeerConnection() {
+ auto* pci =
+ static_cast<PeerConnectionProxyWithInternal<PeerConnectionInterface>*>(
+ pc());
+ return static_cast<PeerConnection*>(pci->internal());
+ }
+};
+
+class PeerConnectionUsageHistogramTest : public ::testing::Test {
+ protected:
+ typedef std::unique_ptr<PeerConnectionWrapperForUsageHistogramTest>
+ WrapperPtr;
+
+ PeerConnectionUsageHistogramTest()
+ : vss_(new rtc::VirtualSocketServer()), main_(vss_.get()) {
+#ifdef WEBRTC_ANDROID
+ InitializeAndroidObjects();
+#endif
+ }
+
+ WrapperPtr CreatePeerConnection() {
+ return CreatePeerConnection(
+ RTCConfiguration(), PeerConnectionFactoryInterface::Options(), false);
+ }
+
+ WrapperPtr CreatePeerConnectionWithImmediateReport() {
+ return CreatePeerConnection(
+ RTCConfiguration(), PeerConnectionFactoryInterface::Options(), true);
+ }
+
+ WrapperPtr CreatePeerConnection(
+ const RTCConfiguration& config,
+ const PeerConnectionFactoryInterface::Options factory_options,
+ bool immediate_report) {
+ rtc::scoped_refptr<PeerConnectionFactoryForUsageHistogramTest> pc_factory(
+ new PeerConnectionFactoryForUsageHistogramTest());
+ pc_factory->SetOptions(factory_options);
+ RTC_CHECK(pc_factory->Initialize());
+ if (immediate_report) {
+ pc_factory->ReturnHistogramVeryQuickly();
+ }
+ auto observer = rtc::MakeUnique<MockPeerConnectionObserver>();
+ auto pc = pc_factory->CreatePeerConnection(config, nullptr, nullptr,
+ observer.get());
+ if (!pc) {
+ return nullptr;
+ }
+
+ auto wrapper = rtc::MakeUnique<PeerConnectionWrapperForUsageHistogramTest>(
+ pc_factory, pc, std::move(observer));
+ return wrapper;
+ }
+
+ std::unique_ptr<rtc::VirtualSocketServer> vss_;
+ rtc::AutoSocketServerThread main_;
+};
+
+TEST_F(PeerConnectionUsageHistogramTest, UsageFingerprintHistogramFromTimeout) {
+ auto pc = CreatePeerConnectionWithImmediateReport();
+
+ // Register UMA observer before signaling begins.
+ rtc::scoped_refptr<webrtc::FakeMetricsObserver> caller_observer =
+ new rtc::RefCountedObject<webrtc::FakeMetricsObserver>();
+ pc->GetInternalPeerConnection()->RegisterUMAObserver(caller_observer);
+ int expected_fingerprint = MakeUsageFingerprint({});
+ ASSERT_TRUE_WAIT(caller_observer->ExpectOnlySingleEnumCount(
+ webrtc::kEnumCounterUsagePattern, expected_fingerprint),
+ kDefaultTimeout);
+}
+
+} // namespace webrtc
diff --git a/pc/peerconnectionfactory.cc b/pc/peerconnectionfactory.cc
index 10688a3..7e48a2f 100644
--- a/pc/peerconnectionfactory.cc
+++ b/pc/peerconnectionfactory.cc
@@ -338,7 +338,7 @@
rtc::scoped_refptr<PeerConnection> pc(
new rtc::RefCountedObject<PeerConnection>(this, std::move(event_log),
std::move(call)));
-
+ ActionsBeforeInitializeForTesting(pc);
if (!pc->Initialize(configuration, std::move(dependencies))) {
return nullptr;
}
diff --git a/pc/peerconnectionfactory.h b/pc/peerconnectionfactory.h
index d1893a9..af3fa24 100644
--- a/pc/peerconnectionfactory.h
+++ b/pc/peerconnectionfactory.h
@@ -122,6 +122,10 @@
explicit PeerConnectionFactory(
PeerConnectionFactoryDependencies dependencies);
+ // Hook to let testing framework insert actions between
+ // "new RTCPeerConnection" and "pc.Initialize"
+ virtual void ActionsBeforeInitializeForTesting(PeerConnectionInterface*) {}
+
virtual ~PeerConnectionFactory();
private:
