| // Copyright 2017 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 "content/browser/background_fetch/background_fetch_service_impl.h" |
| |
| #include <memory> |
| |
| #include "base/guid.h" |
| #include "content/browser/background_fetch/background_fetch_context.h" |
| #include "content/browser/background_fetch/background_fetch_registration_id.h" |
| #include "content/browser/bad_message.h" |
| #include "content/browser/storage_partition_impl.h" |
| #include "content/common/service_worker/service_worker_types.h" |
| #include "content/public/browser/browser_thread.h" |
| #include "content/public/browser/render_process_host.h" |
| #include "mojo/public/cpp/bindings/strong_binding.h" |
| |
| namespace content { |
| |
| namespace { |
| |
| // Maximum length of a developer-provided |developer_id| for a Background Fetch. |
| constexpr size_t kMaxDeveloperIdLength = 1024 * 1024; |
| |
| // Maximum length of a developer-provided title for a Background Fetch. |
| constexpr size_t kMaxTitleLength = 1024 * 1024; |
| |
| } // namespace |
| |
| // static |
| void BackgroundFetchServiceImpl::Create( |
| blink::mojom::BackgroundFetchServiceRequest request, |
| RenderProcessHost* render_process_host, |
| const url::Origin& origin) { |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| BrowserThread::PostTask( |
| BrowserThread::IO, FROM_HERE, |
| base::BindOnce( |
| BackgroundFetchServiceImpl::CreateOnIoThread, |
| WrapRefCounted(static_cast<StoragePartitionImpl*>( |
| render_process_host->GetStoragePartition()) |
| ->GetBackgroundFetchContext()), |
| origin, std::move(request))); |
| } |
| |
| // static |
| void BackgroundFetchServiceImpl::CreateOnIoThread( |
| scoped_refptr<BackgroundFetchContext> background_fetch_context, |
| url::Origin origin, |
| blink::mojom::BackgroundFetchServiceRequest request) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| mojo::MakeStrongBinding( |
| std::make_unique<BackgroundFetchServiceImpl>( |
| std::move(background_fetch_context), std::move(origin)), |
| std::move(request)); |
| } |
| |
| BackgroundFetchServiceImpl::BackgroundFetchServiceImpl( |
| scoped_refptr<BackgroundFetchContext> background_fetch_context, |
| url::Origin origin) |
| : background_fetch_context_(std::move(background_fetch_context)), |
| origin_(std::move(origin)) { |
| DCHECK(background_fetch_context_); |
| } |
| |
| BackgroundFetchServiceImpl::~BackgroundFetchServiceImpl() { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| } |
| |
| void BackgroundFetchServiceImpl::Fetch( |
| int64_t service_worker_registration_id, |
| const std::string& developer_id, |
| const std::vector<ServiceWorkerFetchRequest>& requests, |
| const BackgroundFetchOptions& options, |
| FetchCallback callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| if (!ValidateDeveloperId(developer_id)) { |
| std::move(callback).Run( |
| blink::mojom::BackgroundFetchError::INVALID_ARGUMENT, |
| base::nullopt /* registration */); |
| return; |
| } |
| |
| if (!ValidateRequests(requests)) { |
| std::move(callback).Run( |
| blink::mojom::BackgroundFetchError::INVALID_ARGUMENT, |
| base::nullopt /* registration */); |
| return; |
| } |
| |
| // New |unique_id|, since this is a new Background Fetch registration. This is |
| // the only place new |unique_id|s should be created outside of tests. |
| BackgroundFetchRegistrationId registration_id(service_worker_registration_id, |
| origin_, developer_id, |
| base::GenerateGUID()); |
| |
| background_fetch_context_->StartFetch(registration_id, requests, options, |
| std::move(callback)); |
| } |
| |
| void BackgroundFetchServiceImpl::UpdateUI(const std::string& unique_id, |
| const std::string& title, |
| UpdateUICallback callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| if (!ValidateUniqueId(unique_id) || !ValidateTitle(title)) { |
| std::move(callback).Run( |
| blink::mojom::BackgroundFetchError::INVALID_ARGUMENT); |
| return; |
| } |
| |
| background_fetch_context_->UpdateUI(unique_id, title, std::move(callback)); |
| } |
| |
| void BackgroundFetchServiceImpl::Abort(int64_t service_worker_registration_id, |
| const std::string& developer_id, |
| const std::string& unique_id, |
| AbortCallback callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| if (!ValidateDeveloperId(developer_id) || !ValidateUniqueId(unique_id)) { |
| std::move(callback).Run( |
| blink::mojom::BackgroundFetchError::INVALID_ARGUMENT); |
| return; |
| } |
| |
| background_fetch_context_->Abort( |
| BackgroundFetchRegistrationId(service_worker_registration_id, origin_, |
| developer_id, unique_id), |
| std::move(callback)); |
| } |
| |
| void BackgroundFetchServiceImpl::GetRegistration( |
| int64_t service_worker_registration_id, |
| const std::string& developer_id, |
| GetRegistrationCallback callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| if (!ValidateDeveloperId(developer_id)) { |
| std::move(callback).Run( |
| blink::mojom::BackgroundFetchError::INVALID_ARGUMENT, |
| base::nullopt /* registration */); |
| return; |
| } |
| |
| background_fetch_context_->GetRegistration(service_worker_registration_id, |
| origin_, developer_id, |
| std::move(callback)); |
| } |
| |
| void BackgroundFetchServiceImpl::GetDeveloperIds( |
| int64_t service_worker_registration_id, |
| GetDeveloperIdsCallback callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| background_fetch_context_->GetDeveloperIdsForServiceWorker( |
| service_worker_registration_id, origin_, std::move(callback)); |
| } |
| |
| void BackgroundFetchServiceImpl::AddRegistrationObserver( |
| const std::string& unique_id, |
| blink::mojom::BackgroundFetchRegistrationObserverPtr observer) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| if (!ValidateUniqueId(unique_id)) |
| return; |
| |
| background_fetch_context_->AddRegistrationObserver(unique_id, |
| std::move(observer)); |
| } |
| |
| bool BackgroundFetchServiceImpl::ValidateDeveloperId( |
| const std::string& developer_id) { |
| if (developer_id.empty() || developer_id.size() > kMaxDeveloperIdLength) { |
| mojo::ReportBadMessage("Invalid developer_id"); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool BackgroundFetchServiceImpl::ValidateUniqueId( |
| const std::string& unique_id) { |
| if (!base::IsValidGUIDOutputString(unique_id)) { |
| mojo::ReportBadMessage("Invalid unique_id"); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool BackgroundFetchServiceImpl::ValidateRequests( |
| const std::vector<ServiceWorkerFetchRequest>& requests) { |
| if (requests.empty()) { |
| mojo::ReportBadMessage("Invalid requests"); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| bool BackgroundFetchServiceImpl::ValidateTitle(const std::string& title) { |
| if (title.empty() || title.size() > kMaxTitleLength) { |
| mojo::ReportBadMessage("Invalid title"); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| } // namespace content |