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// Copyright 2020 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/management/platform_management_service.h"
#include "base/feature_list.h"
#include "base/memory/singleton.h"
#include "base/metrics/histogram_functions.h"
#include "base/no_destructor.h"
#include "base/task/task_traits.h"
#include "base/task/thread_pool.h"
#include "base/threading/sequenced_task_runner_handle.h"
#include "base/threading/thread_restrictions.h"
#include "build/build_config.h"
#include "components/policy/core/common/features.h"
#if BUILDFLAG(IS_MAC)
#include "components/policy/core/common/management/platform_management_status_provider_mac.h"
#elif BUILDFLAG(IS_WIN)
#include "components/policy/core/common/management/platform_management_status_provider_win.h"
#endif
namespace policy {
namespace {
std::vector<std::unique_ptr<ManagementStatusProvider>>
GetPlatformManagementSatusProviders() {
std::vector<std::unique_ptr<ManagementStatusProvider>> providers;
#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC)
providers.emplace_back(std::make_unique<DomainEnrollmentStatusProvider>());
providers.emplace_back(
std::make_unique<EnterpriseMDMManagementStatusProvider>());
#endif
#if BUILDFLAG(IS_WIN)
providers.emplace_back(
std::make_unique<AzureActiveDirectoryStatusProvider>());
#endif
return providers;
}
} // namespace
// static
PlatformManagementService* PlatformManagementService::GetInstance() {
static base::NoDestructor<PlatformManagementService> instance;
return instance.get();
}
PlatformManagementService::PlatformManagementService()
: ManagementService(GetPlatformManagementSatusProviders()) {}
PlatformManagementService::~PlatformManagementService() = default;
#if BUILDFLAG(IS_CHROMEOS_ASH)
void PlatformManagementService::AddChromeOsStatusProvider(
std::unique_ptr<ManagementStatusProvider> provider) {
AddManagementStatusProvider(std::move(provider));
has_cros_status_provider_ = true;
}
#endif
void PlatformManagementService::RefreshCache(CacheRefreshCallback callback) {
if (!base::FeatureList::IsEnabled(features::kEnableCachedManagementStatus))
return;
base::ThreadPool::PostTaskAndReplyWithResult(
FROM_HERE, {base::MayBlock()},
// Unretained here since this class should never be destroyed.
base::BindOnce(&PlatformManagementService::GetCacheUpdate,
base::Unretained(this)),
base::BindOnce(&PlatformManagementService::UpdateCache,
base::Unretained(this), std::move(callback)));
}
base::flat_map<ManagementStatusProvider*, EnterpriseManagementAuthority>
PlatformManagementService::GetCacheUpdate() {
base::flat_map<ManagementStatusProvider*, EnterpriseManagementAuthority>
result;
for (const auto& provider : management_status_providers()) {
if (provider->RequiresCache())
result.insert({provider.get(), provider->FetchAuthority()});
}
return result;
}
void PlatformManagementService::UpdateCache(
CacheRefreshCallback callback,
base::flat_map<ManagementStatusProvider*, EnterpriseManagementAuthority>
cache_update) {
ManagementAuthorityTrustworthiness previous =
GetManagementAuthorityTrustworthiness();
for (const auto& it : cache_update) {
it.first->UpdateCache(it.second);
}
ManagementAuthorityTrustworthiness next =
GetManagementAuthorityTrustworthiness();
base::UmaHistogramBoolean(
"Enterprise.ManagementAuthorityTrustworthiness.Cache.ValueChange",
previous != next);
if (callback)
std::move(callback).Run(previous, next);
}
} // namespace policy
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