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content / browser / background_fetch / storage / database_task.cc [blame]
// Copyright 2017 The Chromium Authors
// 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/storage/database_task.h"
#include <string>
#include <utility>
#include <vector>
#include "base/functional/bind.h"
#include "base/metrics/histogram_functions.h"
#include "base/observer_list.h"
#include "base/task/single_thread_task_runner.h"
#include "content/browser/background_fetch/background_fetch_data_manager.h"
#include "content/browser/background_fetch/background_fetch_data_manager_observer.h"
#include "content/browser/background_fetch/storage/database_helpers.h"
#include "content/browser/service_worker/service_worker_context_wrapper.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/service_worker_context.h"
#include "storage/browser/quota/quota_manager_proxy.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
namespace content {
namespace background_fetch {
namespace {
void DidGetUsageAndQuota(DatabaseTask::IsQuotaAvailableCallback callback,
int64_t size,
blink::mojom::QuotaStatusCode status,
int64_t usage,
int64_t quota) {
bool is_available =
status == blink::mojom::QuotaStatusCode::kOk && (usage + size) <= quota;
std::move(callback).Run(is_available);
}
} // namespace
DatabaseTaskHost::DatabaseTaskHost() = default;
DatabaseTaskHost::~DatabaseTaskHost() = default;
DatabaseTask::DatabaseTask(DatabaseTaskHost* host) : host_(host) {
DCHECK(host_);
}
DatabaseTask::~DatabaseTask() = default;
base::WeakPtr<DatabaseTaskHost> DatabaseTask::GetWeakPtr() {
return weak_ptr_factory_.GetWeakPtr();
}
void DatabaseTask::Finished() {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
// Post the OnTaskFinished callback to the same thread, to allow the the
// DatabaseTask to finish execution before deallocating it.
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&DatabaseTaskHost::OnTaskFinished,
host_->GetWeakPtr(), this));
}
void DatabaseTask::OnTaskFinished(DatabaseTask* finished_subtask) {
size_t erased = active_subtasks_.erase(finished_subtask);
DCHECK_EQ(erased, 1u);
}
void DatabaseTask::AddDatabaseTask(std::unique_ptr<DatabaseTask> task) {
DCHECK_EQ(task->host_, data_manager());
data_manager()->AddDatabaseTask(std::move(task));
}
void DatabaseTask::AddSubTask(std::unique_ptr<DatabaseTask> task) {
DCHECK_EQ(task->host_, this);
auto insert_result = active_subtasks_.emplace(task.get(), std::move(task));
insert_result.first->second->Start(); // Start the subtask.
}
void DatabaseTask::AbandonFetches(int64_t service_worker_registration_id) {
for (auto& observer : data_manager()->observers())
observer.OnServiceWorkerDatabaseCorrupted(service_worker_registration_id);
}
void DatabaseTask::IsQuotaAvailable(const blink::StorageKey& storage_key,
int64_t size,
IsQuotaAvailableCallback callback) {
DCHECK(quota_manager_proxy());
DCHECK_GT(size, 0);
quota_manager_proxy()->GetUsageAndQuota(
storage_key, blink::mojom::StorageType::kTemporary,
base::SingleThreadTaskRunner::GetCurrentDefault(),
base::BindOnce(&DidGetUsageAndQuota, std::move(callback), size));
}
void DatabaseTask::GetStorageVersion(int64_t service_worker_registration_id,
const std::string& unique_id,
StorageVersionCallback callback) {
service_worker_context()->GetRegistrationUserData(
service_worker_registration_id, {StorageVersionKey(unique_id)},
base::BindOnce(&DatabaseTask::DidGetStorageVersion,
weak_ptr_factory_.GetWeakPtr(), std::move(callback)));
}
void DatabaseTask::DidGetStorageVersion(StorageVersionCallback callback,
const std::vector<std::string>& data,
blink::ServiceWorkerStatusCode status) {
switch (ToDatabaseStatus(status)) {
case DatabaseStatus::kNotFound:
std::move(callback).Run(proto::SV_UNINITIALIZED);
return;
case DatabaseStatus::kFailed:
std::move(callback).Run(proto::SV_ERROR);
return;
case DatabaseStatus::kOk:
break;
}
DCHECK_EQ(data.size(), 1u);
int storage_version = proto::SV_UNINITIALIZED;
if (!base::StringToInt(data[0], &storage_version) ||
!proto::BackgroundFetchStorageVersion_IsValid(storage_version)) {
storage_version = proto::SV_ERROR;
}
std::move(callback).Run(
static_cast<proto::BackgroundFetchStorageVersion>(storage_version));
}
void DatabaseTask::SetStorageError(BackgroundFetchStorageError error) {
DCHECK_NE(BackgroundFetchStorageError::kNone, error);
switch (storage_error_) {
case BackgroundFetchStorageError::kNone:
storage_error_ = error;
break;
case BackgroundFetchStorageError::kServiceWorkerStorageError:
case BackgroundFetchStorageError::kCacheStorageError:
DCHECK(error == BackgroundFetchStorageError::kServiceWorkerStorageError ||
error == BackgroundFetchStorageError::kCacheStorageError);
if (storage_error_ != error)
storage_error_ = BackgroundFetchStorageError::kStorageError;
break;
case BackgroundFetchStorageError::kStorageError:
break;
}
}
void DatabaseTask::SetStorageErrorAndFinish(BackgroundFetchStorageError error) {
SetStorageError(error);
FinishWithError(blink::mojom::BackgroundFetchError::STORAGE_ERROR);
}
bool DatabaseTask::HasStorageError() {
return storage_error_ != BackgroundFetchStorageError::kNone;
}
ServiceWorkerContextWrapper* DatabaseTask::service_worker_context() {
DCHECK(data_manager()->service_worker_context());
return data_manager()->service_worker_context();
}
std::set<std::string>& DatabaseTask::ref_counted_unique_ids() {
return data_manager()->ref_counted_unique_ids();
}
ChromeBlobStorageContext* DatabaseTask::blob_storage_context() {
return data_manager()->blob_storage_context();
}
BackgroundFetchDataManager* DatabaseTask::data_manager() {
return host_->data_manager();
}
const scoped_refptr<storage::QuotaManagerProxy>&
DatabaseTask::quota_manager_proxy() {
return data_manager()->quota_manager_proxy();
}
void DatabaseTask::OpenCache(
const BackgroundFetchRegistrationId& registration_id,
int64_t trace_id,
base::OnceCallback<void(blink::mojom::CacheStorageError)> callback) {
DCHECK(!cache_storage_cache_remote_.is_bound());
data_manager()->OpenCache(
registration_id.storage_key(), registration_id.unique_id(), trace_id,
base::BindOnce(&DatabaseTask::DidOpenCache,
weak_ptr_factory_.GetWeakPtr(), std::move(callback)));
}
void DatabaseTask::DidOpenCache(
base::OnceCallback<void(blink::mojom::CacheStorageError)> callback,
blink::mojom::OpenResultPtr result) {
if (result->is_status()) {
std::move(callback).Run(result->get_status());
return;
}
cache_storage_cache_remote_.Bind(std::move(result->get_cache()));
std::move(callback).Run(blink::mojom::CacheStorageError::kSuccess);
}
void DatabaseTask::DeleteCache(
const blink::StorageKey& storage_key,
const std::string& unique_id,
int64_t trace_id,
blink::mojom::CacheStorage::DeleteCallback callback) {
data_manager()->DeleteCache(storage_key, unique_id, trace_id,
std::move(callback));
}
} // namespace background_fetch
} // namespace content