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// Copyright 2013 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/service_worker/embedded_worker_registry.h"
#include "base/stl_util.h"
#include "content/browser/service_worker/embedded_worker_instance.h"
#include "content/browser/service_worker/service_worker_context_core.h"
#include "content/common/service_worker/embedded_worker_messages.h"
#include "ipc/ipc_message.h"
#include "ipc/ipc_sender.h"
namespace content {
EmbeddedWorkerRegistry::EmbeddedWorkerRegistry(
base::WeakPtr<ServiceWorkerContextCore> context)
: context_(context),
next_embedded_worker_id_(0) {}
scoped_ptr<EmbeddedWorkerInstance> EmbeddedWorkerRegistry::CreateWorker() {
scoped_ptr<EmbeddedWorkerInstance> worker(
new EmbeddedWorkerInstance(this, next_embedded_worker_id_));
worker_map_[next_embedded_worker_id_++] = worker.get();
return worker.Pass();
}
ServiceWorkerStatusCode EmbeddedWorkerRegistry::StartWorker(
int process_id,
int embedded_worker_id,
int64 service_worker_version_id,
const GURL& scope,
const GURL& script_url) {
return Send(
process_id,
new EmbeddedWorkerMsg_StartWorker(
embedded_worker_id, service_worker_version_id, scope, script_url));
}
ServiceWorkerStatusCode EmbeddedWorkerRegistry::StopWorker(
int process_id, int embedded_worker_id) {
return Send(process_id,
new EmbeddedWorkerMsg_StopWorker(embedded_worker_id));
}
bool EmbeddedWorkerRegistry::OnMessageReceived(const IPC::Message& message) {
// TODO(kinuko): Move all EmbeddedWorker message handling from
// ServiceWorkerDispatcherHost.
WorkerInstanceMap::iterator found = worker_map_.find(message.routing_id());
if (found == worker_map_.end()) {
LOG(ERROR) << "Worker " << message.routing_id() << " not registered";
return false;
}
return found->second->OnMessageReceived(message);
}
void EmbeddedWorkerRegistry::OnWorkerStarted(
int process_id, int thread_id, int embedded_worker_id) {
DCHECK(!ContainsKey(worker_process_map_, process_id) ||
worker_process_map_[process_id].count(embedded_worker_id) == 0);
WorkerInstanceMap::iterator found = worker_map_.find(embedded_worker_id);
if (found == worker_map_.end()) {
LOG(ERROR) << "Worker " << embedded_worker_id << " not registered";
return;
}
worker_process_map_[process_id].insert(embedded_worker_id);
DCHECK_EQ(found->second->process_id(), process_id);
found->second->OnStarted(thread_id);
}
void EmbeddedWorkerRegistry::OnWorkerStopped(
int process_id, int embedded_worker_id) {
WorkerInstanceMap::iterator found = worker_map_.find(embedded_worker_id);
if (found == worker_map_.end()) {
LOG(ERROR) << "Worker " << embedded_worker_id << " not registered";
return;
}
DCHECK_EQ(found->second->process_id(), process_id);
worker_process_map_[process_id].erase(embedded_worker_id);
found->second->OnStopped();
}
void EmbeddedWorkerRegistry::OnReportException(
int embedded_worker_id,
const base::string16& error_message,
int line_number,
int column_number,
const GURL& source_url) {
WorkerInstanceMap::iterator found = worker_map_.find(embedded_worker_id);
if (found == worker_map_.end()) {
LOG(ERROR) << "Worker " << embedded_worker_id << " not registered";
return;
}
found->second->OnReportException(
error_message, line_number, column_number, source_url);
}
void EmbeddedWorkerRegistry::OnReportConsoleMessage(
int embedded_worker_id,
int source_identifier,
int message_level,
const base::string16& message,
int line_number,
const GURL& source_url) {
WorkerInstanceMap::iterator found = worker_map_.find(embedded_worker_id);
if (found == worker_map_.end()) {
LOG(ERROR) << "Worker " << embedded_worker_id << " not registered";
return;
}
found->second->OnReportConsoleMessage(
source_identifier, message_level, message, line_number, source_url);
}
void EmbeddedWorkerRegistry::AddChildProcessSender(
int process_id, IPC::Sender* sender) {
process_sender_map_[process_id] = sender;
DCHECK(!ContainsKey(worker_process_map_, process_id));
}
void EmbeddedWorkerRegistry::RemoveChildProcessSender(int process_id) {
process_sender_map_.erase(process_id);
std::map<int, std::set<int> >::iterator found =
worker_process_map_.find(process_id);
if (found != worker_process_map_.end()) {
const std::set<int>& worker_set = worker_process_map_[process_id];
for (std::set<int>::const_iterator it = worker_set.begin();
it != worker_set.end();
++it) {
int embedded_worker_id = *it;
DCHECK(ContainsKey(worker_map_, embedded_worker_id));
worker_map_[embedded_worker_id]->OnStopped();
}
worker_process_map_.erase(found);
}
}
EmbeddedWorkerInstance* EmbeddedWorkerRegistry::GetWorker(
int embedded_worker_id) {
WorkerInstanceMap::iterator found = worker_map_.find(embedded_worker_id);
if (found == worker_map_.end())
return NULL;
return found->second;
}
EmbeddedWorkerRegistry::~EmbeddedWorkerRegistry() {}
ServiceWorkerStatusCode EmbeddedWorkerRegistry::Send(
int process_id, IPC::Message* message) {
if (!context_)
return SERVICE_WORKER_ERROR_ABORT;
ProcessToSenderMap::iterator found = process_sender_map_.find(process_id);
if (found == process_sender_map_.end())
return SERVICE_WORKER_ERROR_PROCESS_NOT_FOUND;
if (!found->second->Send(message))
return SERVICE_WORKER_ERROR_IPC_FAILED;
return SERVICE_WORKER_OK;
}
void EmbeddedWorkerRegistry::RemoveWorker(int process_id,
int embedded_worker_id) {
DCHECK(ContainsKey(worker_map_, embedded_worker_id));
worker_map_.erase(embedded_worker_id);
worker_process_map_.erase(process_id);
}
} // namespace content
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