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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/enterprise/client_certificates/core/dm_server_client.h"
#include "base/containers/flat_map.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/memory/weak_ptr.h"
#include "base/metrics/histogram_functions.h"
#include "base/uuid.h"
#include "components/policy/core/common/cloud/dm_auth.h"
#include "services/network/public/cpp/resource_request.h"
#include "url/gurl.h"
namespace enterprise_attestation {
class DMServerClientImpl : public DMServerClient {
public:
DMServerClientImpl(
raw_ptr<policy::DeviceManagementService> device_management_service,
scoped_refptr<network::SharedURLLoaderFactory> url_factory);
~DMServerClientImpl() override;
// Uploads browser public key to DM server. DM server retries in case of net
// error.
void UploadBrowserPublicKey(
const std::string& client_id,
const std::string& dm_token,
const std::optional<std::string>& profile_id,
const enterprise_management::DeviceManagementRequest& upload_request,
policy::DMServerJobConfiguration::Callback callback) override;
private:
// Resets upload_request_job_, logs the error if any, and calls the
// callback(result).
void OnUploadingPublicKeyCompleted(
const std::string& job_key,
policy::DMServerJobConfiguration::Callback callback,
const policy::DMServerJobResult result);
const raw_ptr<policy::DeviceManagementService> device_management_service_ =
nullptr;
const scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory_;
// Jobs that send a request to DM server for uploading a public key. We need
// more than one job to be able to support parallel calls.
base::flat_map<std::string,
std::unique_ptr<policy::DeviceManagementService::Job>>
upload_public_key_jobs_;
base::WeakPtrFactory<DMServerClientImpl> weak_factory_{this};
};
// static
std::unique_ptr<DMServerClient> DMServerClient::Create(
raw_ptr<policy::DeviceManagementService> device_management_service,
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory) {
return std::make_unique<DMServerClientImpl>(device_management_service,
std::move(url_loader_factory));
}
DMServerClientImpl::DMServerClientImpl(
raw_ptr<policy::DeviceManagementService> device_management_service,
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory)
: device_management_service_(device_management_service),
url_loader_factory_(std::move(url_loader_factory)) {
CHECK(device_management_service_);
CHECK(url_loader_factory_);
}
DMServerClientImpl::~DMServerClientImpl() = default;
void DMServerClientImpl::OnUploadingPublicKeyCompleted(
const std::string& job_key,
policy::DMServerJobConfiguration::Callback callback,
const policy::DMServerJobResult result) {
// Reset the job pointer and remove the entry from the map.
upload_public_key_jobs_.erase(job_key);
if (result.net_error != net::OK) {
base::UmaHistogramSparse(kNetErrorHistogram, result.net_error);
}
std::move(callback).Run(result);
}
void DMServerClientImpl::UploadBrowserPublicKey(
const std::string& client_id,
const std::string& dm_token,
const std::optional<std::string>& profile_id,
const enterprise_management::DeviceManagementRequest& upload_request,
policy::DMServerJobConfiguration::Callback callback) {
if (!device_management_service_) {
std::move(callback).Run(policy::DMServerJobResult{
/* job */ nullptr, net::OK,
policy::DeviceManagementStatus::DM_STATUS_REQUEST_FAILED,
/* http response code */ 0,
enterprise_management::DeviceManagementResponse()});
return;
}
if (dm_token.empty()) {
std::move(callback).Run(policy::DMServerJobResult{
/* job */ nullptr, net::OK,
policy::DM_STATUS_SERVICE_MANAGEMENT_TOKEN_INVALID,
/* http response code */ 0,
enterprise_management::DeviceManagementResponse()});
return;
}
if (client_id.empty()) {
std::move(callback).Run(policy::DMServerJobResult{
/* job */ nullptr, net::OK, policy::DM_STATUS_REQUEST_INVALID,
/* http response code */ 0,
enterprise_management::DeviceManagementResponse()});
return;
}
auto params = policy::DMServerJobConfiguration::CreateParams::WithoutClient(
policy::DeviceManagementService::JobConfiguration::
TYPE_BROWSER_UPLOAD_PUBLIC_KEY,
device_management_service_, client_id, url_loader_factory_);
params.critical = true;
params.auth_data = policy::DMAuth::FromDMToken(dm_token);
auto job_key = base::Uuid::GenerateRandomV4().AsLowercaseString();
params.callback =
base::BindOnce(&DMServerClientImpl::OnUploadingPublicKeyCompleted,
weak_factory_.GetWeakPtr(), job_key, std::move(callback));
if (profile_id.has_value()) {
params.profile_id = profile_id.value();
}
auto config =
std::make_unique<policy::DMServerJobConfiguration>(std::move(params));
config->request()->mutable_browser_public_key_upload_request()->CopyFrom(
upload_request.browser_public_key_upload_request());
upload_public_key_jobs_[job_key] =
device_management_service_->CreateJob(std::move(config));
}
} // namespace enterprise_attestation
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