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// Copyright 2016 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/ash/policy/arc/android_management_client.h"
#include <utility>
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "base/logging.h"
#include "base/uuid.h"
#include "components/policy/core/common/cloud/device_management_service.h"
#include "components/policy/core/common/cloud/dm_auth.h"
#include "components/policy/core/common/cloud/dmserver_job_configurations.h"
#include "components/policy/proto/device_management_backend.pb.h"
#include "components/signin/public/identity_manager/access_token_fetcher.h"
#include "components/signin/public/identity_manager/access_token_info.h"
#include "components/signin/public/identity_manager/identity_manager.h"
#include "components/signin/public/identity_manager/scope_set.h"
#include "google_apis/gaia/gaia_constants.h"
#include "google_apis/gaia/google_service_auth_error.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
namespace em = enterprise_management;
namespace policy {
AndroidManagementClientImpl::AndroidManagementClientImpl(
DeviceManagementService* device_management_service,
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory,
const CoreAccountId& account_id,
signin::IdentityManager* identity_manager)
: device_management_service_(device_management_service),
url_loader_factory_(url_loader_factory),
account_id_(account_id),
identity_manager_(identity_manager) {
device_management_service_->ScheduleInitialization(0);
}
AndroidManagementClientImpl::~AndroidManagementClientImpl() = default;
void AndroidManagementClientImpl::StartCheckAndroidManagement(
StatusCallback callback) {
DCHECK(device_management_service_);
DCHECK(callback_.is_null());
callback_ = std::move(callback);
RequestAccessToken();
}
void AndroidManagementClientImpl::OnAccessTokenFetchComplete(
GoogleServiceAuthError error,
signin::AccessTokenInfo token_info) {
access_token_fetcher_.reset();
if (error.state() != GoogleServiceAuthError::NONE) {
LOG(ERROR) << "Token request failed: " << error.ToString();
DCHECK(!callback_.is_null());
std::move(callback_).Run(Result::ERROR);
return;
}
CheckAndroidManagement(token_info.token);
}
void AndroidManagementClientImpl::RequestAccessToken() {
DCHECK(!access_token_fetcher_);
// The user must be signed in already.
DCHECK(identity_manager_->HasAccountWithRefreshToken(account_id_));
signin::ScopeSet scopes;
scopes.insert(GaiaConstants::kDeviceManagementServiceOAuth);
scopes.insert(GaiaConstants::kGoogleUserInfoEmail);
access_token_fetcher_ = identity_manager_->CreateAccessTokenFetcherForAccount(
account_id_, "android_management_client", scopes,
base::BindOnce(&AndroidManagementClientImpl::OnAccessTokenFetchComplete,
base::Unretained(this)),
signin::AccessTokenFetcher::Mode::kImmediate);
}
void AndroidManagementClientImpl::CheckAndroidManagement(
const std::string& access_token) {
std::unique_ptr<DMServerJobConfiguration> config = std::make_unique<
DMServerJobConfiguration>(
device_management_service_,
DeviceManagementService::JobConfiguration::TYPE_ANDROID_MANAGEMENT_CHECK,
/*client_id=*/base::Uuid::GenerateRandomV4().AsLowercaseString(),
/*critical=*/false, DMAuth::NoAuth(), access_token, url_loader_factory_,
base::BindOnce(&AndroidManagementClientImpl::OnAndroidManagementChecked,
weak_ptr_factory_.GetWeakPtr()));
config->request()->mutable_check_android_management_request();
request_job_ = device_management_service_->CreateJob(std::move(config));
}
void AndroidManagementClientImpl::OnAndroidManagementChecked(
DMServerJobResult result) {
DCHECK(!callback_.is_null());
if (result.dm_status == DM_STATUS_SUCCESS &&
!result.response.has_check_android_management_response()) {
LOG(WARNING) << "Invalid check android management response.";
result.dm_status = DM_STATUS_RESPONSE_DECODING_ERROR;
}
Result management_result;
switch (result.dm_status) {
case DM_STATUS_SUCCESS:
management_result = Result::UNMANAGED;
break;
case DM_STATUS_SERVICE_DEVICE_ID_CONFLICT:
management_result = Result::MANAGED;
break;
default:
management_result = Result::ERROR;
}
request_job_.reset();
std::move(callback_).Run(management_result);
}
std::ostream& operator<<(std::ostream& os,
AndroidManagementClient::Result result) {
switch (result) {
case AndroidManagementClient::Result::MANAGED:
return os << "MANAGED";
case AndroidManagementClient::Result::UNMANAGED:
return os << "UNMANAGED";
case AndroidManagementClient::Result::ERROR:
return os << "ERROR";
}
NOTREACHED();
}
} // namespace policy
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