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// Copyright 2020 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/task_manager/providers/per_profile_worker_task_tracker.h"
#include "base/check.h"
#include "chrome/browser/task_manager/providers/worker_task.h"
#include "chrome/browser/task_manager/providers/worker_task_provider.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/storage_partition.h"
namespace task_manager {
PerProfileWorkerTaskTracker::PerProfileWorkerTaskTracker(
WorkerTaskProvider* worker_task_provider,
Profile* profile)
: worker_task_provider_(worker_task_provider) {
DCHECK(worker_task_provider);
DCHECK(profile);
content::StoragePartition* storage_partition =
profile->GetDefaultStoragePartition();
// Dedicated workers:
content::DedicatedWorkerService* dedicated_worker_service =
storage_partition->GetDedicatedWorkerService();
scoped_dedicated_worker_service_observation_.Observe(
dedicated_worker_service);
dedicated_worker_service->EnumerateDedicatedWorkers(this);
// Shared workers:
content::SharedWorkerService* shared_worker_service =
storage_partition->GetSharedWorkerService();
scoped_shared_worker_service_observation_.Observe(shared_worker_service);
shared_worker_service->EnumerateSharedWorkers(this);
// Service workers:
content::ServiceWorkerContext* service_worker_context =
storage_partition->GetServiceWorkerContext();
scoped_service_worker_context_observation_.Observe(service_worker_context);
for (const auto& kv :
service_worker_context->GetRunningServiceWorkerInfos()) {
const int64_t version_id = kv.first;
const content::ServiceWorkerRunningInfo& running_info = kv.second;
OnVersionStartedRunning(version_id, running_info);
}
}
PerProfileWorkerTaskTracker::~PerProfileWorkerTaskTracker() {
// Notify the |worker_task_provider_| for all outstanding tasks that are about
// to be deleted.
for (const auto& kv : dedicated_worker_tasks_)
worker_task_provider_->OnWorkerTaskRemoved(kv.second.get());
for (const auto& kv : shared_worker_tasks_)
worker_task_provider_->OnWorkerTaskRemoved(kv.second.get());
for (const auto& kv : service_worker_tasks_)
worker_task_provider_->OnWorkerTaskRemoved(kv.second.get());
}
void PerProfileWorkerTaskTracker::OnWorkerCreated(
const blink::DedicatedWorkerToken& worker_token,
int worker_process_id,
const url::Origin& security_origin,
content::DedicatedWorkerCreator creator) {
auto* worker_process_host =
content::RenderProcessHost::FromID(worker_process_id);
DCHECK(worker_process_host);
CreateWorkerTask(worker_token, Task::Type::DEDICATED_WORKER,
worker_process_host, &dedicated_worker_tasks_);
}
void PerProfileWorkerTaskTracker::OnBeforeWorkerDestroyed(
const blink::DedicatedWorkerToken& worker_token,
content::DedicatedWorkerCreator creator) {
DeleteWorkerTask(worker_token, &dedicated_worker_tasks_);
}
void PerProfileWorkerTaskTracker::OnFinalResponseURLDetermined(
const blink::DedicatedWorkerToken& worker_token,
const GURL& url) {
SetWorkerTaskScriptUrl(worker_token, url, &dedicated_worker_tasks_);
}
void PerProfileWorkerTaskTracker::OnWorkerCreated(
const blink::SharedWorkerToken& shared_worker_token,
int worker_process_id,
const url::Origin& security_origin,
const base::UnguessableToken& dev_tools_token) {
auto* worker_process_host =
content::RenderProcessHost::FromID(worker_process_id);
DCHECK(worker_process_host);
CreateWorkerTask(shared_worker_token, Task::Type::SHARED_WORKER,
worker_process_host, &shared_worker_tasks_);
}
void PerProfileWorkerTaskTracker::OnBeforeWorkerDestroyed(
const blink::SharedWorkerToken& shared_worker_token) {
DeleteWorkerTask(shared_worker_token, &shared_worker_tasks_);
}
void PerProfileWorkerTaskTracker::OnFinalResponseURLDetermined(
const blink::SharedWorkerToken& shared_worker_token,
const GURL& url) {
SetWorkerTaskScriptUrl(shared_worker_token, url, &shared_worker_tasks_);
}
void PerProfileWorkerTaskTracker::OnVersionStartedRunning(
int64_t version_id,
const content::ServiceWorkerRunningInfo& running_info) {
auto* worker_process_host =
content::RenderProcessHost::FromID(running_info.render_process_id);
// It's possible that the renderer is already gone since the notification for
// a service worker comes asynchronously. Ignore this worker.
if (!worker_process_host) {
// A matching OnVersionStoppedRunning() call is still expected for this
// service worker.
const bool inserted = ignored_service_worker_.insert(version_id).second;
DCHECK(inserted);
return;
}
CreateWorkerTask(version_id, Task::Type::SERVICE_WORKER, worker_process_host,
&service_worker_tasks_);
SetWorkerTaskScriptUrl(version_id, running_info.script_url,
&service_worker_tasks_);
}
void PerProfileWorkerTaskTracker::OnVersionStoppedRunning(int64_t version_id) {
size_t removed = ignored_service_worker_.erase(version_id);
if (removed) {
// A task for this service worker was never created. Ignore the
// notification.
return;
}
DeleteWorkerTask(version_id, &service_worker_tasks_);
}
template <typename WorkerId>
void PerProfileWorkerTaskTracker::CreateWorkerTask(
const WorkerId& worker_id,
Task::Type task_type,
content::RenderProcessHost* worker_process_host,
base::flat_map<WorkerId, std::unique_ptr<WorkerTask>>* out_worker_tasks) {
DCHECK(worker_process_host);
auto insertion_result = out_worker_tasks->emplace(
worker_id, std::make_unique<WorkerTask>(
worker_process_host->GetProcess().Handle(), task_type,
worker_process_host->GetDeprecatedID()));
DCHECK(insertion_result.second);
worker_task_provider_->OnWorkerTaskAdded(
insertion_result.first->second.get());
}
template <typename WorkerId>
void PerProfileWorkerTaskTracker::DeleteWorkerTask(
const WorkerId& worker_id,
base::flat_map<WorkerId, std::unique_ptr<WorkerTask>>* out_worker_tasks) {
auto it = out_worker_tasks->find(worker_id);
CHECK(it != out_worker_tasks->end());
worker_task_provider_->OnWorkerTaskRemoved(it->second.get());
out_worker_tasks->erase(it);
}
template <typename WorkerId>
void PerProfileWorkerTaskTracker::SetWorkerTaskScriptUrl(
const WorkerId& worker_id,
const GURL& script_url,
base::flat_map<WorkerId, std::unique_ptr<WorkerTask>>* out_worker_tasks) {
auto it = out_worker_tasks->find(worker_id);
CHECK(it != out_worker_tasks->end());
it->second->SetScriptUrl(script_url);
}
} // namespace task_manager
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