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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_ASH_COMPONENTS_DBUS_ARC_ARCVM_DATA_MIGRATOR_CLIENT_H_
#define CHROMEOS_ASH_COMPONENTS_DBUS_ARC_ARCVM_DATA_MIGRATOR_CLIENT_H_
#include "base/component_export.h"
#include "base/observer_list_types.h"
#include "chromeos/ash/components/dbus/arcvm_data_migrator/arcvm_data_migrator.pb.h"
#include "chromeos/dbus/common/dbus_callback.h"
#include "dbus/bus.h"
#include "dbus/message.h"
namespace ash {
// Timeout for the GetAndroidDataInfo D-Bus method of ArcVmDataMigrator.
// We need to use a longer timeout than the default (25 seconds) because the
// method can take long when the migration source has a large number of files.
constexpr base::TimeDelta kArcVmDataMigratorGetAndroidDataInfoTimeout =
base::Minutes(10);
// ArcVmDataMigratorClient is used to communicate with arcvm-data-migrator.
class COMPONENT_EXPORT(ASH_DBUS_ARC) ArcVmDataMigratorClient {
public:
class Observer : public base::CheckedObserver {
public:
// Called upon receiving a progress signal from arcvm-data-migrator.
virtual void OnDataMigrationProgress(
const arc::data_migrator::DataMigrationProgress& progress) = 0;
};
using GetAndroidDataInfoCallback = chromeos::DBusMethodCallback<
arc::data_migrator::GetAndroidDataInfoResponse>;
// Creates and initializes the global instance. |bus| must not be null.
static void Initialize(dbus::Bus* bus);
// Creates and initializes a fake global instance if not already created.
static void InitializeFake();
// Destroys the global instance which must have been initialized.
static void Shutdown();
// Returns the global instance if initialized. May return null.
static ArcVmDataMigratorClient* Get();
// Checks whether the host's /home/root/<hash>/android-data/data has data that
// needs to be migrated.
virtual void HasDataToMigrate(
const arc::data_migrator::HasDataToMigrateRequest& request,
chromeos::DBusMethodCallback<bool> callback) = 0;
// Obtains some information about the host's
// /home/root/<hash>/android-data/data.
virtual void GetAndroidDataInfo(
const arc::data_migrator::GetAndroidDataInfoRequest& request,
GetAndroidDataInfoCallback callback) = 0;
// Starts the migration.
virtual void StartMigration(
const arc::data_migrator::StartMigrationRequest& request,
chromeos::VoidDBusMethodCallback callback) = 0;
virtual void AddObserver(Observer* observer) = 0;
virtual void RemoveObserver(Observer* observer) = 0;
ArcVmDataMigratorClient(const ArcVmDataMigratorClient&) = delete;
ArcVmDataMigratorClient& operator=(const ArcVmDataMigratorClient&) = delete;
protected:
// Initialize() should be used instead.
ArcVmDataMigratorClient();
virtual ~ArcVmDataMigratorClient();
};
} // namespace ash
#endif // CHROMEOS_ASH_COMPONENTS_DBUS_ARC_ARCVM_DATA_MIGRATOR_CLIENT_H_
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