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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/policy/core/common/cloud/machine_level_user_cloud_policy_manager.h"
#include <string>
#include <utility>
#include "base/threading/thread_task_runner_handle.h"
#include "components/policy/core/common/cloud/cloud_external_data_manager.h"
#include "components/policy/core/common/cloud/cloud_policy_constants.h"
#include "components/policy/core/common/cloud/cloud_policy_util.h"
#include "components/policy/core/common/cloud/machine_level_user_cloud_policy_store.h"
#include "components/policy/core/common/policy_pref_names.h"
#include "components/prefs/pref_service.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
namespace policy {
namespace {
const base::FilePath::CharType kComponentPolicyCache[] =
FILE_PATH_LITERAL("Machine Level User Cloud Component Policy");
} // namespace
MachineLevelUserCloudPolicyManager::MachineLevelUserCloudPolicyManager(
std::unique_ptr<MachineLevelUserCloudPolicyStore> store,
std::unique_ptr<CloudExternalDataManager> external_data_manager,
const base::FilePath& policy_dir,
const scoped_refptr<base::SequencedTaskRunner>& task_runner,
network::NetworkConnectionTrackerGetter network_connection_tracker_getter)
: CloudPolicyManager(GetMachineLevelUserCloudPolicyTypeForCurrentOS(),
std::string(),
store.get(),
task_runner,
std::move(network_connection_tracker_getter)),
store_(std::move(store)),
external_data_manager_(std::move(external_data_manager)),
policy_dir_(policy_dir) {}
MachineLevelUserCloudPolicyManager::~MachineLevelUserCloudPolicyManager() {}
void MachineLevelUserCloudPolicyManager::Connect(
PrefService* local_state,
std::unique_ptr<CloudPolicyClient> client) {
CHECK(!core()->client());
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory =
client->GetURLLoaderFactory();
CreateComponentCloudPolicyService(
dm_protocol::kChromeMachineLevelExtensionCloudPolicyType,
policy_dir_.Append(kComponentPolicyCache), client.get(),
schema_registry());
core()->Connect(std::move(client));
core()->StartRefreshScheduler();
core()->TrackRefreshDelayPref(local_state,
policy_prefs::kUserPolicyRefreshRate);
if (external_data_manager_)
external_data_manager_->Connect(std::move(url_loader_factory));
}
void MachineLevelUserCloudPolicyManager::AddClientObserver(
CloudPolicyClient::Observer* observer) {
if (client())
client()->AddObserver(observer);
}
void MachineLevelUserCloudPolicyManager::RemoveClientObserver(
CloudPolicyClient::Observer* observer) {
if (client())
client()->RemoveObserver(observer);
}
void MachineLevelUserCloudPolicyManager::DisconnectAndRemovePolicy() {
if (external_data_manager_)
external_data_manager_->Disconnect();
core()->Disconnect();
// store_->Clear() will publish the updated, empty policy. The component
// policy service must be cleared before OnStoreLoaded() is issued, so that
// component policies are also empty at CheckAndPublishPolicy().
ClearAndDestroyComponentCloudPolicyService();
// When the |store_| is cleared, it informs the |external_data_manager_| that
// all external data references have been removed, causing the
// |external_data_manager_| to clear its cache as well.
store_->Clear();
}
void MachineLevelUserCloudPolicyManager::Init(SchemaRegistry* registry) {
DVLOG(1) << "Machine level cloud policy manager initialized";
// Call to grand-parent's Init() instead of parent's is intentional.
// NOLINTNEXTLINE(bugprone-parent-virtual-call)
ConfigurationPolicyProvider::Init(registry);
store()->AddObserver(this);
// Load the policy from disk synchronously once the manager is initalized
// during Chrome launch if the cache and the global dm token exist.
store()->LoadImmediately();
}
void MachineLevelUserCloudPolicyManager::Shutdown() {
if (external_data_manager_)
external_data_manager_->Disconnect();
CloudPolicyManager::Shutdown();
}
void MachineLevelUserCloudPolicyManager::OnStoreLoaded(
CloudPolicyStore* cloud_policy_store) {
DCHECK_EQ(store(), cloud_policy_store);
CloudPolicyManager::OnStoreLoaded(cloud_policy_store);
// It's possible for |client()| to be null during startup if the store is
// loaded before Connect is called. In this case, don't do anything and wait
// for the browser to do its startup policy refresh.
if (client() && store()->policy() &&
store()->policy()->has_service_account_identity()) {
std::string service_account_id =
store()->policy()->service_account_identity();
client()->UpdateServiceAccount(service_account_id);
}
}
} // namespace policy
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