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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/enterprise/reporting/report_scheduler_desktop.h"
#include <optional>
#include "base/feature_list.h"
#include "base/functional/bind.h"
#include "base/metrics/field_trial_params.h"
#include "base/notreached.h"
#include "build/build_config.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/enterprise/reporting/prefs.h"
#include "chrome/browser/profiles/reporting_util.h"
#include "chrome/browser/upgrade_detector/build_state.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_features.h"
#include "chrome/common/pref_names.h"
#include "components/device_signals/core/common/signals_features.h"
#include "components/enterprise/browser/reporting/report_scheduler.h"
#include "components/policy/core/common/cloud/dm_token.h"
#include "components/prefs/pref_service.h"
#include "content/public/browser/storage_partition.h"
namespace em = enterprise_management;
namespace enterprise_reporting {
namespace {
// Returns true if this build should generate basic reports when an update is
// detected.
// TODO(crbug.com/40703888): Get rid of this function after Chrome OS reporting
// logic has been split to its own delegates.
constexpr bool ShouldReportUpdates() {
#if BUILDFLAG(IS_CHROMEOS)
return false;
#else
return true;
#endif
}
PrefService* LocalState() {
return g_browser_process->local_state();
}
} // namespace
ReportSchedulerDesktop::ReportSchedulerDesktop()
: profile_(nullptr), prefs_(LocalState()) {}
ReportSchedulerDesktop::ReportSchedulerDesktop(Profile* profile)
: profile_(profile), prefs_(profile->GetPrefs()) {
if (profile) {
#if BUILDFLAG(IS_CHROMEOS)
NOTREACHED();
#else
if (enterprise_signals::features::IsProfileSignalsReportingEnabled()) {
user_security_signals_service_ =
std::make_unique<UserSecuritySignalsService>(prefs_, this);
}
#endif
}
}
ReportSchedulerDesktop::~ReportSchedulerDesktop() {
// If new profiles have been added since the last report was sent, they won't
// be reported until the next launch, since Chrome is shutting down. However,
// the (now obsolete) Enterprise.CloudReportingStaleProfileCount metric has
// shown that this very rarely happens, with 99.23% of samples reporting no
// stale profiles and 0.72% reporting a single stale profile.
if (ShouldReportUpdates())
g_browser_process->GetBuildState()->RemoveObserver(this);
}
PrefService* ReportSchedulerDesktop::GetPrefService() {
return prefs_;
}
void ReportSchedulerDesktop::OnInitializationCompleted() {
if (user_security_signals_service_) {
user_security_signals_service_->Start();
}
}
void ReportSchedulerDesktop::StartWatchingUpdatesIfNeeded(
base::Time last_upload,
base::TimeDelta upload_interval) {
if (!ShouldReportUpdates())
return;
auto* build_state = g_browser_process->GetBuildState();
if (build_state->HasObserver(this))
// Already watching browser updates.
return;
build_state->AddObserver(this);
// Generate and upload a basic report immediately if the version has
// changed since the last upload and the last upload was less than 24h
// ago.
if (GetPrefService()->GetString(kLastUploadVersion) !=
chrome::kChromeVersion &&
last_upload + upload_interval > base::Time::Now() &&
!trigger_report_callback_.is_null()) {
trigger_report_callback_.Run(ReportTrigger::kTriggerNewVersion);
}
}
void ReportSchedulerDesktop::StopWatchingUpdates() {
if (ShouldReportUpdates()) {
g_browser_process->GetBuildState()->RemoveObserver(this);
}
}
void ReportSchedulerDesktop::OnBrowserVersionUploaded() {
if (ShouldReportUpdates()) {
// Remember what browser version made this upload.
GetPrefService()->SetString(kLastUploadVersion, chrome::kChromeVersion);
}
}
policy::DMToken ReportSchedulerDesktop::GetProfileDMToken() {
std::optional<std::string> dm_token = reporting::GetUserDmToken(profile_);
if (!dm_token || dm_token->empty())
return policy::DMToken::CreateEmptyToken();
return policy::DMToken::CreateValidToken(*dm_token);
}
std::string ReportSchedulerDesktop::GetProfileClientId() {
return reporting::GetUserClientId(profile_).value_or(std::string());
}
bool ReportSchedulerDesktop::AreSecurityReportsEnabled() {
return user_security_signals_service_ &&
user_security_signals_service_->IsSecuritySignalsReportingEnabled();
}
bool ReportSchedulerDesktop::UseCookiesInUploads() {
return user_security_signals_service_ &&
user_security_signals_service_->ShouldUseCookies();
}
void ReportSchedulerDesktop::OnSecuritySignalsUploaded() {
if (user_security_signals_service_) {
user_security_signals_service_->OnReportUploaded();
}
}
void ReportSchedulerDesktop::OnReportEventTriggered(
SecurityReportTrigger trigger) {
if (!trigger_report_callback_.is_null()) {
trigger_report_callback_.Run(ReportTrigger::kTriggerSecurity);
}
}
network::mojom::CookieManager* ReportSchedulerDesktop::GetCookieManager() {
return profile_->GetDefaultStoragePartition()
->GetCookieManagerForBrowserProcess();
}
void ReportSchedulerDesktop::OnUpdate(const BuildState* build_state) {
DCHECK(ShouldReportUpdates());
// A new version has been detected on the machine and a restart is now needed
// for it to take effect. Send a basic report (without profile info)
// immediately.
if (!trigger_report_callback_.is_null()) {
trigger_report_callback_.Run(ReportTrigger::kTriggerUpdate);
}
}
} // namespace enterprise_reporting
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