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content / browser / service_worker / fake_embedded_worker_instance_client.cc [blame]
// Copyright 2019 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/service_worker/fake_embedded_worker_instance_client.h"
#include <utility>
#include "base/feature_list.h"
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/test/bind.h"
#include "content/browser/service_worker/embedded_worker_test_helper.h"
#include "content/browser/service_worker/service_worker_context_core.h"
#include "services/network/public/cpp/record_ontransfersizeupdate_utils.h"
#include "services/network/public/mojom/early_hints.mojom.h"
#include "services/network/public/mojom/url_response_head.mojom.h"
#include "services/network/test/test_url_loader_client.h"
#include "third_party/blink/public/mojom/devtools/devtools_agent.mojom.h"
namespace content {
class FakeServiceWorkerInstalledScriptsManager
: public blink::mojom::ServiceWorkerInstalledScriptsManager {
public:
explicit FakeServiceWorkerInstalledScriptsManager(
mojo::PendingReceiver<blink::mojom::ServiceWorkerInstalledScriptsManager>
receiver)
: receiver_(this, std::move(receiver)) {}
blink::mojom::ServiceWorkerScriptInfoPtr WaitForTransferInstalledScript() {
if (!script_info_) {
base::RunLoop loop;
quit_closure_ = loop.QuitClosure();
loop.Run();
DCHECK(script_info_);
}
return std::move(script_info_);
}
private:
void TransferInstalledScript(
blink::mojom::ServiceWorkerScriptInfoPtr script_info) override {
script_info_ = std::move(script_info);
if (quit_closure_)
std::move(quit_closure_).Run();
}
base::OnceClosure quit_closure_;
blink::mojom::ServiceWorkerScriptInfoPtr script_info_;
mojo::Receiver<blink::mojom::ServiceWorkerInstalledScriptsManager> receiver_;
};
// URLLoaderClient lives until OnComplete() is called.
class FakeEmbeddedWorkerInstanceClient::LoaderClient final
: public network::mojom::URLLoaderClient {
public:
LoaderClient(mojo::PendingReceiver<network::mojom::URLLoaderClient> receiver,
base::OnceClosure callback)
: receiver_(this, std::move(receiver)), callback_(std::move(callback)) {}
~LoaderClient() override = default;
void OnReceiveEarlyHints(network::mojom::EarlyHintsPtr early_hints) override {
}
void OnReceiveResponse(
network::mojom::URLResponseHeadPtr response_head,
mojo::ScopedDataPipeConsumerHandle body,
std::optional<mojo_base::BigBuffer> cached_metadata) override {}
void OnReceiveRedirect(
const net::RedirectInfo& redirect_info,
network::mojom::URLResponseHeadPtr response_head) override {}
void OnTransferSizeUpdated(int32_t transfer_size_diff) override {
network::RecordOnTransferSizeUpdatedUMA(
network::OnTransferSizeUpdatedFrom::kFakeEmbeddedWorkerInstanceClient);
}
void OnUploadProgress(int64_t current_position,
int64_t total_size,
OnUploadProgressCallback ack_callback) override {}
void OnComplete(const network::URLLoaderCompletionStatus& status) override {
auto callback = std::move(callback_);
std::move(callback).Run();
// Do not add code after that, the object is deleted.
}
private:
mojo::Receiver<network::mojom::URLLoaderClient> receiver_;
base::OnceClosure callback_;
};
FakeEmbeddedWorkerInstanceClient::FakeEmbeddedWorkerInstanceClient(
EmbeddedWorkerTestHelper* helper)
: helper_(helper) {}
FakeEmbeddedWorkerInstanceClient::~FakeEmbeddedWorkerInstanceClient() = default;
base::WeakPtr<FakeEmbeddedWorkerInstanceClient>
FakeEmbeddedWorkerInstanceClient::GetWeakPtr() {
return weak_factory_.GetWeakPtr();
}
void FakeEmbeddedWorkerInstanceClient::Bind(
mojo::PendingReceiver<blink::mojom::EmbeddedWorkerInstanceClient>
receiver) {
receiver_.Bind(std::move(receiver));
receiver_.set_disconnect_handler(
base::BindOnce(&FakeEmbeddedWorkerInstanceClient::CallOnConnectionError,
base::Unretained(this)));
if (quit_closure_for_bind_)
std::move(quit_closure_for_bind_).Run();
}
void FakeEmbeddedWorkerInstanceClient::RunUntilBound() {
if (receiver_.is_bound())
return;
base::RunLoop loop;
quit_closure_for_bind_ = loop.QuitClosure();
loop.Run();
}
blink::mojom::ServiceWorkerScriptInfoPtr
FakeEmbeddedWorkerInstanceClient::WaitForTransferInstalledScript() {
DCHECK(installed_scripts_manager_);
return installed_scripts_manager_->WaitForTransferInstalledScript();
}
void FakeEmbeddedWorkerInstanceClient::Disconnect() {
receiver_.reset();
CallOnConnectionError();
}
void FakeEmbeddedWorkerInstanceClient::StartWorker(
blink::mojom::EmbeddedWorkerStartParamsPtr params) {
host_.Bind(std::move(params->instance_host));
start_params_ = std::move(params);
helper_->OnServiceWorkerReceiver(
std::move(start_params_->service_worker_receiver));
// Create message pipes. We may need to keep |devtools_agent_receiver| and
// |devtools_agent_host_remote| if we want not to invoke
// connection error handlers.
mojo::PendingRemote<blink::mojom::DevToolsAgent> devtools_agent_remote;
mojo::PendingReceiver<blink::mojom::DevToolsAgent> devtools_agent_receiver =
devtools_agent_remote.InitWithNewPipeAndPassReceiver();
mojo::Remote<blink::mojom::DevToolsAgentHost> devtools_agent_host_remote;
host_->OnReadyForInspection(
std::move(devtools_agent_remote),
devtools_agent_host_remote.BindNewPipeAndPassReceiver());
if (start_params_->is_installed) {
installed_scripts_manager_ =
std::make_unique<FakeServiceWorkerInstalledScriptsManager>(
std::move(start_params_->installed_scripts_info->manager_receiver));
EvaluateScript();
return;
}
// In production, new service workers would request their main script here,
// which causes the browser to write the script response in service worker
// storage. We do that manually here.
if (start_params_->main_script_load_params) {
// Wait until OnComplete() is called so that the script is stored in the
// storage and the script cache map is populated by
// ServiceWorkerNewScriptLoader.
main_script_loader_client_ = std::make_unique<LoaderClient>(
std::move(start_params_->main_script_load_params
->url_loader_client_endpoints->url_loader_client),
base::BindOnce(
&FakeEmbeddedWorkerInstanceClient::DidPopulateScriptCacheMap,
GetWeakPtr()));
} else {
// For installed workers, the map should already be populated.
//
// TODO(falken): For new workers, this should use
// |script_loader_factory_remote| from |start_params_->provider_info|
// to request the script and the browser process should be able to mock it.
ServiceWorkerVersion* version = helper_->context()->GetLiveVersion(
start_params_->service_worker_version_id);
if (version && version->status() == ServiceWorkerVersion::REDUNDANT) {
// This can happen if ForceDelete() was called on the registration. Early
// return because otherwise PopulateScriptCacheMap will DCHECK. If we
// mocked things as per the TODO, the script load would fail and we don't
// need to special case this.
return;
}
helper_->PopulateScriptCacheMap(
start_params_->service_worker_version_id,
base::BindOnce(
&FakeEmbeddedWorkerInstanceClient::DidPopulateScriptCacheMap,
GetWeakPtr()));
}
}
void FakeEmbeddedWorkerInstanceClient::StopWorker() {
host_->OnStopped();
// Destroys |this|. This matches the production implementation, which
// calls OnStopped() from the worker thread and then posts task
// to the EmbeddedWorkerInstanceClient to have it self-destruct.
CallOnConnectionError();
}
void FakeEmbeddedWorkerInstanceClient::DidPopulateScriptCacheMap() {
main_script_loader_client_.reset();
host_->OnScriptLoaded();
EvaluateScript();
}
void FakeEmbeddedWorkerInstanceClient::OnConnectionError() {
// Destroys |this|.
helper_->RemoveInstanceClient(this);
}
void FakeEmbeddedWorkerInstanceClient::CallOnConnectionError() {
// Call OnConnectionError(), which subclasses can override.
OnConnectionError();
}
void FakeEmbeddedWorkerInstanceClient::EvaluateScript() {
host_->OnScriptEvaluationStart();
host_->OnStarted(blink::mojom::ServiceWorkerStartStatus::kNormalCompletion,
blink::mojom::ServiceWorkerFetchHandlerType::kNotSkippable,
/*has_hid_event_handlers=*/false,
/*has_usb_event_handlers=*/false, helper_->GetNextThreadId(),
blink::mojom::EmbeddedWorkerStartTiming::New());
}
DelayedFakeEmbeddedWorkerInstanceClient::
DelayedFakeEmbeddedWorkerInstanceClient(EmbeddedWorkerTestHelper* helper)
: FakeEmbeddedWorkerInstanceClient(helper) {}
DelayedFakeEmbeddedWorkerInstanceClient::
~DelayedFakeEmbeddedWorkerInstanceClient() = default;
void DelayedFakeEmbeddedWorkerInstanceClient::UnblockStartWorker() {
switch (start_state_) {
case State::kWontBlock:
case State::kCompleted:
break;
case State::kWillBlock:
start_state_ = State::kWontBlock;
break;
case State::kBlocked:
FakeEmbeddedWorkerInstanceClient::StartWorker(std::move(start_params_));
start_state_ = State::kCompleted;
break;
}
}
void DelayedFakeEmbeddedWorkerInstanceClient::UnblockStopWorker() {
switch (stop_state_) {
case State::kWontBlock:
case State::kCompleted:
break;
case State::kWillBlock:
stop_state_ = State::kWontBlock;
break;
case State::kBlocked:
// Destroys |this|.
CompleteStopWorker();
return;
}
}
void DelayedFakeEmbeddedWorkerInstanceClient::RunUntilStartWorker() {
switch (start_state_) {
case State::kBlocked:
case State::kCompleted:
return;
case State::kWontBlock:
case State::kWillBlock:
break;
}
base::RunLoop loop;
quit_closure_for_start_worker_ = loop.QuitClosure();
loop.Run();
}
void DelayedFakeEmbeddedWorkerInstanceClient::RunUntilStopWorker() {
switch (stop_state_) {
case State::kBlocked:
case State::kCompleted:
return;
case State::kWontBlock:
case State::kWillBlock:
break;
}
base::RunLoop loop;
quit_closure_for_stop_worker_ = loop.QuitClosure();
loop.Run();
}
void DelayedFakeEmbeddedWorkerInstanceClient::StartWorker(
blink::mojom::EmbeddedWorkerStartParamsPtr params) {
switch (start_state_) {
case State::kWontBlock:
FakeEmbeddedWorkerInstanceClient::StartWorker(std::move(params));
start_state_ = State::kCompleted;
break;
case State::kWillBlock:
start_params_ = std::move(params);
start_state_ = State::kBlocked;
break;
case State::kCompleted:
case State::kBlocked:
NOTREACHED_IN_MIGRATION();
break;
}
if (quit_closure_for_start_worker_)
std::move(quit_closure_for_start_worker_).Run();
}
void DelayedFakeEmbeddedWorkerInstanceClient::StopWorker() {
switch (stop_state_) {
case State::kWontBlock:
// Run the closure before destroying.
if (quit_closure_for_stop_worker_)
std::move(quit_closure_for_stop_worker_).Run();
// Destroys |this|.
CompleteStopWorker();
return;
case State::kWillBlock:
case State::kBlocked:
stop_state_ = State::kBlocked;
break;
case State::kCompleted:
NOTREACHED_IN_MIGRATION();
break;
}
if (quit_closure_for_stop_worker_)
std::move(quit_closure_for_stop_worker_).Run();
}
void DelayedFakeEmbeddedWorkerInstanceClient::CompleteStopWorker() {
if (!host()) {
// host() might not be bound if start never was called or is blocked.
DCHECK(start_params_);
host().Bind(std::move(start_params_->instance_host));
}
// Destroys |this|.
FakeEmbeddedWorkerInstanceClient::StopWorker();
}
} // namespace content