content/browser/service_worker/service_worker_internals_ui.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/browser/service_worker/service_worker_internals_ui.h"
   6
   7 #include <string>
   8 #include <vector>
   9
  10 #include "base/bind.h"
  11 #include "base/memory/scoped_vector.h"
  12 #include "base/strings/string_number_conversions.h"
  13 #include "base/values.h"
  14 #include "content/browser/devtools/devtools_agent_host_impl.h"
  15 #include "content/browser/devtools/embedded_worker_devtools_manager.h"
  16 #include "content/browser/service_worker/service_worker_context_observer.h"
  17 #include "content/browser/service_worker/service_worker_context_wrapper.h"
  18 #include "content/browser/service_worker/service_worker_registration.h"
  19 #include "content/browser/service_worker/service_worker_version.h"
  20 #include "content/grit/content_resources.h"
  21 #include "content/public/browser/browser_context.h"
  22 #include "content/public/browser/browser_thread.h"
  23 #include "content/public/browser/storage_partition.h"
  24 #include "content/public/browser/web_contents.h"
  25 #include "content/public/browser/web_ui.h"
  26 #include "content/public/browser/web_ui_data_source.h"
  27 #include "content/public/common/url_constants.h"
  28
  29 using base::DictionaryValue;
  30 using base::FundamentalValue;
  31 using base::ListValue;
  32 using base::StringValue;
  33 using base::Value;
  34 using base::WeakPtr;
  35
  36 namespace content {
  37
  38 namespace {
  39
  40 void OperationCompleteCallback(WeakPtr<ServiceWorkerInternalsUI> internals,
  41                                int callback_id,
  42                                ServiceWorkerStatusCode status) {
  43   if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) {
  44     BrowserThread::PostTask(
  45         BrowserThread::UI,
  46         FROM_HERE,
  47         base::Bind(OperationCompleteCallback, internals, callback_id, status));
  48     return;
  49   }
  50   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
  51   if (internals) {
  52     internals->web_ui()->CallJavascriptFunction(
  53         "serviceworker.onOperationComplete",
  54         FundamentalValue(static_cast<int>(status)),
  55         FundamentalValue(callback_id));
  56   }
  57 }
  58
  59 void CallServiceWorkerVersionMethodWithVersionID(
  60     ServiceWorkerInternalsUI::ServiceWorkerVersionMethod method,
  61     scoped_refptr<ServiceWorkerContextWrapper> context,
  62     int64 version_id,
  63     const ServiceWorkerInternalsUI::StatusCallback& callback) {
  64   if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
  65     BrowserThread::PostTask(
  66         BrowserThread::IO,
  67         FROM_HERE,
  68         base::Bind(CallServiceWorkerVersionMethodWithVersionID,
  69                    method,
  70                    context,
  71                    version_id,
  72                    callback));
  73     return;
  74   }
  75   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
  76   scoped_refptr<ServiceWorkerVersion> version =
  77       context->context()->GetLiveVersion(version_id);
  78   if (!version.get()) {
  79     callback.Run(SERVICE_WORKER_ERROR_NOT_FOUND);
  80     return;
  81   }
  82   (*version.get().*method)(callback);
  83 }
  84
  85 void DispatchPushEventWithVersionID(
  86     scoped_refptr<ServiceWorkerContextWrapper> context,
  87     int64 version_id,
  88     const ServiceWorkerInternalsUI::StatusCallback& callback) {
  89   if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
  90     BrowserThread::PostTask(
  91         BrowserThread::IO,
  92         FROM_HERE,
  93         base::Bind(DispatchPushEventWithVersionID,
  94                    context,
  95                    version_id,
  96                    callback));
  97     return;
  98   }
  99   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 100   scoped_refptr<ServiceWorkerVersion> version =
 101       context->context()->GetLiveVersion(version_id);
 102   if (!version.get()) {
 103     callback.Run(SERVICE_WORKER_ERROR_NOT_FOUND);
 104     return;
 105   }
 106   std::string data = "Test push message from ServiceWorkerInternals.";
 107   version->DispatchPushEvent(callback, data);
 108 }
 109
 110 void UnregisterWithScope(
 111     scoped_refptr<ServiceWorkerContextWrapper> context,
 112     const GURL& scope,
 113     const ServiceWorkerInternalsUI::StatusCallback& callback) {
 114   if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
 115     BrowserThread::PostTask(
 116         BrowserThread::IO,
 117         FROM_HERE,
 118         base::Bind(UnregisterWithScope, context, scope, callback));
 119     return;
 120   }
 121   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 122   context->context()->UnregisterServiceWorker(scope, callback);
 123 }
 124
 125 void WorkerStarted(const scoped_refptr<ServiceWorkerRegistration>& registration,
 126                    const ServiceWorkerInternalsUI::StatusCallback& callback,
 127                    ServiceWorkerStatusCode status) {
 128   callback.Run(status);
 129 }
 130
 131 void StartActiveWorker(
 132     const ServiceWorkerInternalsUI::StatusCallback& callback,
 133     ServiceWorkerStatusCode status,
 134     const scoped_refptr<ServiceWorkerRegistration>& registration) {
 135   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 136   if (status == SERVICE_WORKER_OK) {
 137     // Pass the reference of |registration| to WorkerStarted callback to prevent
 138     // it from being deleted while starting the worker. If the refcount of
 139     // |registration| is 1, it will be deleted after WorkerStarted is called.
 140     registration->active_version()->StartWorker(
 141         base::Bind(WorkerStarted, registration, callback));
 142     return;
 143   }
 144   callback.Run(SERVICE_WORKER_ERROR_NOT_FOUND);
 145 }
 146
 147 void FindRegistrationForPattern(
 148     scoped_refptr<ServiceWorkerContextWrapper> context,
 149     const GURL& scope,
 150     const ServiceWorkerStorage::FindRegistrationCallback callback) {
 151   if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
 152     BrowserThread::PostTask(
 153         BrowserThread::IO,
 154         FROM_HERE,
 155         base::Bind(FindRegistrationForPattern, context, scope, callback));
 156     return;
 157   }
 158   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 159   context->context()->storage()->FindRegistrationForPattern(scope, callback);
 160 }
 161
 162 void UpdateVersionInfo(const ServiceWorkerVersionInfo& version,
 163                        DictionaryValue* info) {
 164   switch (version.running_status) {
 165     case ServiceWorkerVersion::STOPPED:
 166       info->SetString("running_status", "STOPPED");
 167       break;
 168     case ServiceWorkerVersion::STARTING:
 169       info->SetString("running_status", "STARTING");
 170       break;
 171     case ServiceWorkerVersion::RUNNING:
 172       info->SetString("running_status", "RUNNING");
 173       break;
 174     case ServiceWorkerVersion::STOPPING:
 175       info->SetString("running_status", "STOPPING");
 176       break;
 177   }
 178
 179   switch (version.status) {
 180     case ServiceWorkerVersion::NEW:
 181       info->SetString("status", "NEW");
 182       break;
 183     case ServiceWorkerVersion::INSTALLING:
 184       info->SetString("status", "INSTALLING");
 185       break;
 186     case ServiceWorkerVersion::INSTALLED:
 187       info->SetString("status", "INSTALLED");
 188       break;
 189     case ServiceWorkerVersion::ACTIVATING:
 190       info->SetString("status", "ACTIVATING");
 191       break;
 192     case ServiceWorkerVersion::ACTIVATED:
 193       info->SetString("status", "ACTIVATED");
 194       break;
 195     case ServiceWorkerVersion::REDUNDANT:
 196       info->SetString("status", "REDUNDANT");
 197       break;
 198   }
 199   info->SetString("script_url", version.script_url.spec());
 200   info->SetString("version_id", base::Int64ToString(version.version_id));
 201   info->SetInteger("process_id", version.process_id);
 202   info->SetInteger("thread_id", version.thread_id);
 203   info->SetInteger("devtools_agent_route_id", version.devtools_agent_route_id);
 204 }
 205
 206 ListValue* GetRegistrationListValue(
 207     const std::vector<ServiceWorkerRegistrationInfo>& registrations) {
 208   ListValue* result = new ListValue();
 209   for (std::vector<ServiceWorkerRegistrationInfo>::const_iterator it =
 210            registrations.begin();
 211        it != registrations.end();
 212        ++it) {
 213     const ServiceWorkerRegistrationInfo& registration = *it;
 214     DictionaryValue* registration_info = new DictionaryValue();
 215     registration_info->SetString("scope", registration.pattern.spec());
 216     registration_info->SetString(
 217         "registration_id", base::Int64ToString(registration.registration_id));
 218
 219     if (!registration.active_version.is_null) {
 220       DictionaryValue* active_info = new DictionaryValue();
 221       UpdateVersionInfo(registration.active_version, active_info);
 222       registration_info->Set("active", active_info);
 223     }
 224
 225     if (!registration.waiting_version.is_null) {
 226       DictionaryValue* waiting_info = new DictionaryValue();
 227       UpdateVersionInfo(registration.waiting_version, waiting_info);
 228       registration_info->Set("waiting", waiting_info);
 229     }
 230
 231     result->Append(registration_info);
 232   }
 233   return result;
 234 }
 235
 236 ListValue* GetVersionListValue(
 237     const std::vector<ServiceWorkerVersionInfo>& versions) {
 238   ListValue* result = new ListValue();
 239   for (std::vector<ServiceWorkerVersionInfo>::const_iterator it =
 240            versions.begin();
 241        it != versions.end();
 242        ++it) {
 243     DictionaryValue* info = new DictionaryValue();
 244     UpdateVersionInfo(*it, info);
 245     result->Append(info);
 246   }
 247   return result;
 248 }
 249
 250 void GetRegistrationsOnIOThread(
 251     scoped_refptr<ServiceWorkerContextWrapper> context,
 252     base::Callback<void(const std::vector<ServiceWorkerRegistrationInfo>&)>
 253         callback) {
 254   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 255   context->context()->storage()->GetAllRegistrations(callback);
 256 }
 257
 258 void OnStoredRegistrations(
 259     scoped_refptr<ServiceWorkerContextWrapper> context,
 260     base::Callback<void(const std::vector<ServiceWorkerRegistrationInfo>&,
 261                         const std::vector<ServiceWorkerVersionInfo>&,
 262                         const std::vector<ServiceWorkerRegistrationInfo>&)>
 263         callback,
 264     const std::vector<ServiceWorkerRegistrationInfo>& stored_registrations) {
 265   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 266   BrowserThread::PostTask(
 267       BrowserThread::UI,
 268       FROM_HERE,
 269       base::Bind(callback,
 270                  context->context()->GetAllLiveRegistrationInfo(),
 271                  context->context()->GetAllLiveVersionInfo(),
 272                  stored_registrations));
 273 }
 274
 275 void OnAllRegistrations(
 276     WeakPtr<ServiceWorkerInternalsUI> internals,
 277     int partition_id,
 278     const base::FilePath& context_path,
 279     const std::vector<ServiceWorkerRegistrationInfo>& live_registrations,
 280     const std::vector<ServiceWorkerVersionInfo>& live_versions,
 281     const std::vector<ServiceWorkerRegistrationInfo>& stored_registrations) {
 282   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 283   if (!internals)
 284     return;
 285
 286   ScopedVector<const Value> args;
 287   args.push_back(GetRegistrationListValue(live_registrations));
 288   args.push_back(GetVersionListValue(live_versions));
 289   args.push_back(GetRegistrationListValue(stored_registrations));
 290   args.push_back(new FundamentalValue(partition_id));
 291   args.push_back(new StringValue(context_path.value()));
 292   internals->web_ui()->CallJavascriptFunction("serviceworker.onPartitionData",
 293                                               args.get());
 294 }
 295
 296 }  // namespace
 297
 298 class ServiceWorkerInternalsUI::PartitionObserver
 299     : public ServiceWorkerContextObserver {
 300  public:
 301   PartitionObserver(int partition_id, WebUI* web_ui)
 302       : partition_id_(partition_id), web_ui_(web_ui) {}
 303   ~PartitionObserver() override {}
 304   // ServiceWorkerContextObserver overrides:
 305   void OnWorkerStarted(int64 version_id,
 306                        int process_id,
 307                        int thread_id) override {
 308     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 309     web_ui_->CallJavascriptFunction(
 310         "serviceworker.onWorkerStarted",
 311         FundamentalValue(partition_id_),
 312         StringValue(base::Int64ToString(version_id)),
 313         FundamentalValue(process_id),
 314         FundamentalValue(thread_id));
 315   }
 316   void OnWorkerStopped(int64 version_id,
 317                        int process_id,
 318                        int thread_id) override {
 319     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 320     web_ui_->CallJavascriptFunction(
 321         "serviceworker.onWorkerStopped",
 322         FundamentalValue(partition_id_),
 323         StringValue(base::Int64ToString(version_id)),
 324         FundamentalValue(process_id),
 325         FundamentalValue(thread_id));
 326   }
 327   void OnVersionStateChanged(int64 version_id) override {
 328     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 329     web_ui_->CallJavascriptFunction(
 330         "serviceworker.onVersionStateChanged",
 331         FundamentalValue(partition_id_),
 332         StringValue(base::Int64ToString(version_id)));
 333   }
 334   void OnErrorReported(int64 version_id,
 335                        int process_id,
 336                        int thread_id,
 337                        const ErrorInfo& info) override {
 338     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 339     ScopedVector<const Value> args;
 340     args.push_back(new FundamentalValue(partition_id_));
 341     args.push_back(new StringValue(base::Int64ToString(version_id)));
 342     args.push_back(new FundamentalValue(process_id));
 343     args.push_back(new FundamentalValue(thread_id));
 344     scoped_ptr<DictionaryValue> value(new DictionaryValue());
 345     value->SetString("message", info.error_message);
 346     value->SetInteger("lineNumber", info.line_number);
 347     value->SetInteger("columnNumber", info.column_number);
 348     value->SetString("sourceURL", info.source_url.spec());
 349     args.push_back(value.release());
 350     web_ui_->CallJavascriptFunction("serviceworker.onErrorReported",
 351                                     args.get());
 352   }
 353   void OnReportConsoleMessage(int64 version_id,
 354                               int process_id,
 355                               int thread_id,
 356                               const ConsoleMessage& message) override {
 357     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 358     ScopedVector<const Value> args;
 359     args.push_back(new FundamentalValue(partition_id_));
 360     args.push_back(new StringValue(base::Int64ToString(version_id)));
 361     args.push_back(new FundamentalValue(process_id));
 362     args.push_back(new FundamentalValue(thread_id));
 363     scoped_ptr<DictionaryValue> value(new DictionaryValue());
 364     value->SetInteger("sourceIdentifier", message.source_identifier);
 365     value->SetInteger("message_level", message.message_level);
 366     value->SetString("message", message.message);
 367     value->SetInteger("lineNumber", message.line_number);
 368     value->SetString("sourceURL", message.source_url.spec());
 369     args.push_back(value.release());
 370     web_ui_->CallJavascriptFunction("serviceworker.onConsoleMessageReported",
 371                                     args.get());
 372   }
 373   void OnRegistrationStored(const GURL& pattern) override {
 374     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 375     web_ui_->CallJavascriptFunction("serviceworker.onRegistrationStored",
 376                                     StringValue(pattern.spec()));
 377   }
 378   void OnRegistrationDeleted(const GURL& pattern) override {
 379     web_ui_->CallJavascriptFunction("serviceworker.onRegistrationDeleted",
 380                                     StringValue(pattern.spec()));
 381   }
 382   int partition_id() const { return partition_id_; }
 383
 384  private:
 385   const int partition_id_;
 386   WebUI* const web_ui_;
 387 };
 388
 389 ServiceWorkerInternalsUI::ServiceWorkerInternalsUI(WebUI* web_ui)
 390     : WebUIController(web_ui), next_partition_id_(0) {
 391   WebUIDataSource* source =
 392       WebUIDataSource::Create(kChromeUIServiceWorkerInternalsHost);
 393   source->SetJsonPath("strings.js");
 394   source->AddResourcePath("serviceworker_internals.js",
 395                           IDR_SERVICE_WORKER_INTERNALS_JS);
 396   source->AddResourcePath("serviceworker_internals.css",
 397                           IDR_SERVICE_WORKER_INTERNALS_CSS);
 398   source->SetDefaultResource(IDR_SERVICE_WORKER_INTERNALS_HTML);
 399   source->DisableDenyXFrameOptions();
 400
 401   BrowserContext* browser_context =
 402       web_ui->GetWebContents()->GetBrowserContext();
 403   WebUIDataSource::Add(browser_context, source);
 404
 405   web_ui->RegisterMessageCallback(
 406       "GetOptions",
 407       base::Bind(&ServiceWorkerInternalsUI::GetOptions,
 408                  base::Unretained(this)));
 409   web_ui->RegisterMessageCallback(
 410       "SetOption",
 411       base::Bind(&ServiceWorkerInternalsUI::SetOption, base::Unretained(this)));
 412   web_ui->RegisterMessageCallback(
 413       "getAllRegistrations",
 414       base::Bind(&ServiceWorkerInternalsUI::GetAllRegistrations,
 415                  base::Unretained(this)));
 416   web_ui->RegisterMessageCallback(
 417       "stop",
 418       base::Bind(&ServiceWorkerInternalsUI::CallServiceWorkerVersionMethod,
 419                  base::Unretained(this),
 420                  &ServiceWorkerVersion::StopWorker));
 421   web_ui->RegisterMessageCallback(
 422       "sync",
 423       base::Bind(&ServiceWorkerInternalsUI::CallServiceWorkerVersionMethod,
 424                  base::Unretained(this),
 425                  &ServiceWorkerVersion::DispatchSyncEvent));
 426   web_ui->RegisterMessageCallback(
 427       "push",
 428       base::Bind(&ServiceWorkerInternalsUI::DispatchPushEvent,
 429                  base::Unretained(this)));
 430   web_ui->RegisterMessageCallback(
 431       "inspect",
 432       base::Bind(&ServiceWorkerInternalsUI::InspectWorker,
 433                  base::Unretained(this)));
 434   web_ui->RegisterMessageCallback(
 435       "unregister",
 436       base::Bind(&ServiceWorkerInternalsUI::Unregister,
 437                  base::Unretained(this)));
 438   web_ui->RegisterMessageCallback(
 439       "start",
 440       base::Bind(&ServiceWorkerInternalsUI::StartWorker,
 441                  base::Unretained(this)));
 442 }
 443
 444 ServiceWorkerInternalsUI::~ServiceWorkerInternalsUI() {
 445   BrowserContext* browser_context =
 446       web_ui()->GetWebContents()->GetBrowserContext();
 447   // Safe to use base::Unretained(this) because
 448   // ForEachStoragePartition is synchronous.
 449   BrowserContext::StoragePartitionCallback remove_observer_cb =
 450       base::Bind(&ServiceWorkerInternalsUI::RemoveObserverFromStoragePartition,
 451                  base::Unretained(this));
 452   BrowserContext::ForEachStoragePartition(browser_context, remove_observer_cb);
 453 }
 454
 455 void ServiceWorkerInternalsUI::GetOptions(const ListValue* args) {
 456   DictionaryValue options;
 457   options.SetBoolean("debug_on_start",
 458                      EmbeddedWorkerDevToolsManager::GetInstance()
 459                          ->debug_service_worker_on_start());
 460   web_ui()->CallJavascriptFunction("serviceworker.onOptions", options);
 461 }
 462
 463 void ServiceWorkerInternalsUI::SetOption(const ListValue* args) {
 464   std::string option_name;
 465   bool option_boolean;
 466   if (!args->GetString(0, &option_name) || option_name != "debug_on_start" ||
 467       !args->GetBoolean(1, &option_boolean)) {
 468     return;
 469   }
 470   EmbeddedWorkerDevToolsManager::GetInstance()
 471       ->set_debug_service_worker_on_start(option_boolean);
 472 }
 473
 474 void ServiceWorkerInternalsUI::GetAllRegistrations(const ListValue* args) {
 475   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 476   BrowserContext* browser_context =
 477       web_ui()->GetWebContents()->GetBrowserContext();
 478   // Safe to use base::Unretained(this) because
 479   // ForEachStoragePartition is synchronous.
 480   BrowserContext::StoragePartitionCallback add_context_cb =
 481       base::Bind(&ServiceWorkerInternalsUI::AddContextFromStoragePartition,
 482                  base::Unretained(this));
 483   BrowserContext::ForEachStoragePartition(browser_context, add_context_cb);
 484 }
 485
 486 void ServiceWorkerInternalsUI::AddContextFromStoragePartition(
 487     StoragePartition* partition) {
 488   int partition_id = 0;
 489   scoped_refptr<ServiceWorkerContextWrapper> context =
 490       static_cast<ServiceWorkerContextWrapper*>(
 491           partition->GetServiceWorkerContext());
 492   if (PartitionObserver* observer =
 493           observers_.get(reinterpret_cast<uintptr_t>(partition))) {
 494     partition_id = observer->partition_id();
 495   } else {
 496     partition_id = next_partition_id_++;
 497     scoped_ptr<PartitionObserver> new_observer(
 498         new PartitionObserver(partition_id, web_ui()));
 499     context->AddObserver(new_observer.get());
 500     observers_.set(reinterpret_cast<uintptr_t>(partition), new_observer.Pass());
 501   }
 502
 503   BrowserThread::PostTask(
 504       BrowserThread::IO,
 505       FROM_HERE,
 506       base::Bind(GetRegistrationsOnIOThread,
 507                  context,
 508                  base::Bind(OnStoredRegistrations,
 509                             context,
 510                             base::Bind(OnAllRegistrations,
 511                                        AsWeakPtr(),
 512                                        partition_id,
 513                                        context->is_incognito()
 514                                            ? base::FilePath()
 515                                            : partition->GetPath()))));
 516 }
 517
 518 void ServiceWorkerInternalsUI::RemoveObserverFromStoragePartition(
 519     StoragePartition* partition) {
 520   scoped_ptr<PartitionObserver> observer(
 521       observers_.take_and_erase(reinterpret_cast<uintptr_t>(partition)));
 522   if (!observer.get())
 523     return;
 524   scoped_refptr<ServiceWorkerContextWrapper> context =
 525       static_cast<ServiceWorkerContextWrapper*>(
 526           partition->GetServiceWorkerContext());
 527   context->RemoveObserver(observer.get());
 528 }
 529
 530 void ServiceWorkerInternalsUI::FindContext(
 531     int partition_id,
 532     StoragePartition** result_partition,
 533     StoragePartition* storage_partition) const {
 534   PartitionObserver* observer =
 535       observers_.get(reinterpret_cast<uintptr_t>(storage_partition));
 536   if (observer && partition_id == observer->partition_id()) {
 537     *result_partition = storage_partition;
 538   }
 539 }
 540
 541 bool ServiceWorkerInternalsUI::GetServiceWorkerContext(
 542     int partition_id,
 543     scoped_refptr<ServiceWorkerContextWrapper>* context) const {
 544   BrowserContext* browser_context =
 545       web_ui()->GetWebContents()->GetBrowserContext();
 546   StoragePartition* result_partition(NULL);
 547   BrowserContext::StoragePartitionCallback find_context_cb =
 548       base::Bind(&ServiceWorkerInternalsUI::FindContext,
 549                  base::Unretained(this),
 550                  partition_id,
 551                  &result_partition);
 552   BrowserContext::ForEachStoragePartition(browser_context, find_context_cb);
 553   if (!result_partition)
 554     return false;
 555   *context = static_cast<ServiceWorkerContextWrapper*>(
 556       result_partition->GetServiceWorkerContext());
 557   return true;
 558 }
 559
 560 void ServiceWorkerInternalsUI::CallServiceWorkerVersionMethod(
 561     ServiceWorkerVersionMethod method,
 562     const ListValue* args) {
 563   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 564   int callback_id;
 565   const DictionaryValue* cmd_args = NULL;
 566   int partition_id;
 567   scoped_refptr<ServiceWorkerContextWrapper> context;
 568   std::string version_id_string;
 569   int64 version_id = 0;
 570   if (!args->GetInteger(0, &callback_id) ||
 571       !args->GetDictionary(1, &cmd_args) ||
 572       !cmd_args->GetInteger("partition_id", &partition_id) ||
 573       !GetServiceWorkerContext(partition_id, &context) ||
 574       !cmd_args->GetString("version_id", &version_id_string) ||
 575       !base::StringToInt64(version_id_string, &version_id)) {
 576     return;
 577   }
 578
 579   base::Callback<void(ServiceWorkerStatusCode)> callback =
 580       base::Bind(OperationCompleteCallback, AsWeakPtr(), callback_id);
 581   CallServiceWorkerVersionMethodWithVersionID(
 582       method, context, version_id, callback);
 583 }
 584
 585 void ServiceWorkerInternalsUI::DispatchPushEvent(
 586     const ListValue* args) {
 587   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 588   int callback_id;
 589   int partition_id;
 590   int64 version_id = 0;
 591   std::string version_id_string;
 592   const DictionaryValue* cmd_args = NULL;
 593   scoped_refptr<ServiceWorkerContextWrapper> context;
 594   if (!args->GetInteger(0, &callback_id) ||
 595       !args->GetDictionary(1, &cmd_args) ||
 596       !cmd_args->GetInteger("partition_id", &partition_id) ||
 597       !GetServiceWorkerContext(partition_id, &context) ||
 598       !cmd_args->GetString("version_id", &version_id_string) ||
 599       !base::StringToInt64(version_id_string, &version_id)) {
 600     return;
 601   }
 602
 603   base::Callback<void(ServiceWorkerStatusCode)> callback =
 604       base::Bind(OperationCompleteCallback, AsWeakPtr(), callback_id);
 605   DispatchPushEventWithVersionID(context, version_id, callback);
 606 }
 607
 608 void ServiceWorkerInternalsUI::InspectWorker(const ListValue* args) {
 609   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 610   int callback_id;
 611   const DictionaryValue* cmd_args = NULL;
 612   int process_id = 0;
 613   int devtools_agent_route_id = 0;
 614   if (!args->GetInteger(0, &callback_id) ||
 615       !args->GetDictionary(1, &cmd_args) ||
 616       !cmd_args->GetInteger("process_id", &process_id) ||
 617       !cmd_args->GetInteger("devtools_agent_route_id",
 618                             &devtools_agent_route_id)) {
 619     return;
 620   }
 621   base::Callback<void(ServiceWorkerStatusCode)> callback =
 622       base::Bind(OperationCompleteCallback, AsWeakPtr(), callback_id);
 623   scoped_refptr<DevToolsAgentHostImpl> agent_host(
 624       EmbeddedWorkerDevToolsManager::GetInstance()
 625           ->GetDevToolsAgentHostForWorker(process_id, devtools_agent_route_id));
 626   if (!agent_host.get()) {
 627     callback.Run(SERVICE_WORKER_ERROR_NOT_FOUND);
 628     return;
 629   }
 630   agent_host->Inspect(web_ui()->GetWebContents()->GetBrowserContext());
 631   callback.Run(SERVICE_WORKER_OK);
 632 }
 633
 634 void ServiceWorkerInternalsUI::Unregister(const ListValue* args) {
 635   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 636   int callback_id;
 637   int partition_id;
 638   std::string scope_string;
 639   const DictionaryValue* cmd_args = NULL;
 640   scoped_refptr<ServiceWorkerContextWrapper> context;
 641   if (!args->GetInteger(0, &callback_id) ||
 642       !args->GetDictionary(1, &cmd_args) ||
 643       !cmd_args->GetInteger("partition_id", &partition_id) ||
 644       !GetServiceWorkerContext(partition_id, &context) ||
 645       !cmd_args->GetString("scope", &scope_string)) {
 646     return;
 647   }
 648
 649   base::Callback<void(ServiceWorkerStatusCode)> callback =
 650       base::Bind(OperationCompleteCallback, AsWeakPtr(), callback_id);
 651   UnregisterWithScope(context, GURL(scope_string), callback);
 652 }
 653
 654 void ServiceWorkerInternalsUI::StartWorker(const ListValue* args) {
 655   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 656   int callback_id;
 657   int partition_id;
 658   std::string scope_string;
 659   const DictionaryValue* cmd_args = NULL;
 660   scoped_refptr<ServiceWorkerContextWrapper> context;
 661   if (!args->GetInteger(0, &callback_id) ||
 662       !args->GetDictionary(1, &cmd_args) ||
 663       !cmd_args->GetInteger("partition_id", &partition_id) ||
 664       !GetServiceWorkerContext(partition_id, &context) ||
 665       !cmd_args->GetString("scope", &scope_string)) {
 666     return;
 667   }
 668
 669   base::Callback<void(ServiceWorkerStatusCode)> callback =
 670       base::Bind(OperationCompleteCallback, AsWeakPtr(), callback_id);
 671   FindRegistrationForPattern(
 672       context, GURL(scope_string), base::Bind(StartActiveWorker, callback));
 673 }
 674
 675 }  // namespace content