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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_DBUS_ENCRYPTED_REPORTING_SERVICE_PROVIDER_H_
#define CHROME_BROWSER_ASH_DBUS_ENCRYPTED_REPORTING_SERVICE_PROVIDER_H_
#include <memory>
#include <string>
#include "base/functional/callback.h"
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/single_thread_task_runner.h"
#include "base/threading/platform_thread.h"
#include "chrome/browser/policy/messaging_layer/storage_selector/storage_selector.h"
#include "chrome/browser/policy/messaging_layer/upload/network_condition_service.h"
#include "chrome/browser/policy/messaging_layer/upload/upload_client.h"
#include "chrome/browser/policy/messaging_layer/upload/upload_provider.h"
#include "chrome/browser/policy/messaging_layer/util/upload_declarations.h"
#include "chromeos/ash/components/dbus/services/cros_dbus_service.h"
#include "chromeos/dbus/missive/missive_client.h"
#include "components/reporting/proto/synced/record.pb.h"
#include "components/reporting/resources/resource_manager.h"
#include "dbus/exported_object.h"
#include "dbus/message.h"
namespace ash {
// EncryptedReportingServiceProvider is the link between Missive and
// `::reporting::UploadClient`. Missive is a daemon on ChromeOS that encrypts
// and stores `::reporting::Records`. `::reporting::Records` contain events and
// messages for enterprise customers to monitor their fleet.
// `::reporting::UploadClient` belongs to Ash Chrome and uploads these messages
// to the backend service.
class EncryptedReportingServiceProvider
: public CrosDBusService::ServiceProviderInterface {
public:
explicit EncryptedReportingServiceProvider(
std::unique_ptr<::reporting::EncryptedReportingUploadProvider>
upload_provider = GetDefaultUploadProvider());
EncryptedReportingServiceProvider(
const EncryptedReportingServiceProvider& other) = delete;
EncryptedReportingServiceProvider& operator=(
const EncryptedReportingServiceProvider& other) = delete;
~EncryptedReportingServiceProvider() override;
// CrosDBusService::ServiceProviderInterface overrides:
void Start(scoped_refptr<dbus::ExportedObject> exported_object) override;
private:
// Called when DBus Method is invoked.
void RequestUploadEncryptedRecords(
dbus::MethodCall* method_call,
dbus::ExportedObject::ResponseSender response_sender);
// Called from ExportedObject when one of the service methods is exported as a
// DBus method or failed to be exported.
void OnExported(const std::string& interface_name,
const std::string& method_name,
bool success);
// Callbacks referring to MissivedClient.
static ::reporting::ReportSuccessfulUploadCallback
GetReportSuccessUploadCallback();
static ::reporting::EncryptionKeyAttachedCallback
GetEncryptionKeyAttachedCallback();
static ::reporting::UpdateConfigInMissiveCallback
GetUpdateConfigInMissiveCallback();
// Returns true if called on the origin thread.
bool OnOriginThread() const;
// Constructs default upload provider.
static std::unique_ptr<::reporting::EncryptedReportingUploadProvider>
GetDefaultUploadProvider();
// Origin thread and task runner.
const base::PlatformThreadId origin_thread_id_;
const scoped_refptr<base::SingleThreadTaskRunner> origin_thread_runner_;
// Memory resource for upload requests and responses.
scoped_refptr<::reporting::ResourceManager> memory_resource_;
// Upload Provider.
const std::unique_ptr<::reporting::EncryptedReportingUploadProvider>
upload_provider_;
// Network condition service.
::reporting::NetworkConditionService network_condition_service_;
// Keep this last so that all weak pointers will be invalidated at the
// beginning of destruction.
base::WeakPtrFactory<EncryptedReportingServiceProvider> weak_ptr_factory_{
this};
};
} // namespace ash
#endif // CHROME_BROWSER_ASH_DBUS_ENCRYPTED_REPORTING_SERVICE_PROVIDER_H_
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