chrome/test/chromedriver/server/http_handler.cc

   1 // Copyright (c) 2013 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 "chrome/test/chromedriver/server/http_handler.h"
   6
   7 #include "base/bind.h"
   8 #include "base/callback.h"
   9 #include "base/json/json_reader.h"
  10 #include "base/json/json_writer.h"
  11 #include "base/logging.h"  // For CHECK macros.
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/message_loop/message_loop.h"
  14 #include "base/message_loop/message_loop_proxy.h"
  15 #include "base/strings/string_split.h"
  16 #include "base/strings/string_util.h"
  17 #include "base/strings/stringprintf.h"
  18 #include "base/sys_info.h"
  19 #include "base/values.h"
  20 #include "chrome/test/chromedriver/alert_commands.h"
  21 #include "chrome/test/chromedriver/chrome/adb_impl.h"
  22 #include "chrome/test/chromedriver/chrome/device_manager.h"
  23 #include "chrome/test/chromedriver/chrome/status.h"
  24 #include "chrome/test/chromedriver/net/port_server.h"
  25 #include "chrome/test/chromedriver/net/url_request_context_getter.h"
  26 #include "chrome/test/chromedriver/session.h"
  27 #include "chrome/test/chromedriver/session_thread_map.h"
  28 #include "chrome/test/chromedriver/util.h"
  29 #include "chrome/test/chromedriver/version.h"
  30 #include "net/server/http_server_request_info.h"
  31 #include "net/server/http_server_response_info.h"
  32
  33 #if defined(OS_MACOSX)
  34 #include "base/mac/scoped_nsautorelease_pool.h"
  35 #endif
  36
  37 namespace {
  38
  39 const char kLocalStorage[] = "localStorage";
  40 const char kSessionStorage[] = "sessionStorage";
  41 const char kShutdownPath[] = "shutdown";
  42
  43 void UnimplementedCommand(
  44     const base::DictionaryValue& params,
  45     const std::string& session_id,
  46     const CommandCallback& callback) {
  47   callback.Run(Status(kUnknownCommand), scoped_ptr<base::Value>(), session_id);
  48 }
  49
  50 }  // namespace
  51
  52 CommandMapping::CommandMapping(HttpMethod method,
  53                                const std::string& path_pattern,
  54                                const Command& command)
  55     : method(method), path_pattern(path_pattern), command(command) {}
  56
  57 CommandMapping::~CommandMapping() {}
  58
  59 HttpHandler::HttpHandler(const std::string& url_base)
  60     : url_base_(url_base),
  61       received_shutdown_(false),
  62       command_map_(new CommandMap()),
  63       weak_ptr_factory_(this) {}
  64
  65 HttpHandler::HttpHandler(
  66     const base::Closure& quit_func,
  67     const scoped_refptr<base::SingleThreadTaskRunner> io_task_runner,
  68     const std::string& url_base,
  69     int adb_port,
  70     scoped_ptr<PortServer> port_server)
  71     : quit_func_(quit_func),
  72       url_base_(url_base),
  73       received_shutdown_(false),
  74       weak_ptr_factory_(this) {
  75 #if defined(OS_MACOSX)
  76   base::mac::ScopedNSAutoreleasePool autorelease_pool;
  77 #endif
  78   context_getter_ = new URLRequestContextGetter(io_task_runner);
  79   socket_factory_ = CreateSyncWebSocketFactory(context_getter_.get());
  80   adb_.reset(new AdbImpl(io_task_runner, adb_port));
  81   device_manager_.reset(new DeviceManager(adb_.get()));
  82   port_server_ = port_server.Pass();
  83   port_manager_.reset(new PortManager(12000, 13000));
  84
  85   CommandMapping commands[] = {
  86       CommandMapping(
  87           kPost,
  88           internal::kNewSessionPathPattern,
  89           base::Bind(&ExecuteCreateSession,
  90                      &session_thread_map_,
  91                      WrapToCommand(
  92                          "InitSession",
  93                          base::Bind(&ExecuteInitSession,
  94                                     InitSessionParams(context_getter_,
  95                                                       socket_factory_,
  96                                                       device_manager_.get(),
  97                                                       port_server_.get(),
  98                                                       port_manager_.get()))))),
  99       CommandMapping(kGet,
 100                      "sessions",
 101                      base::Bind(&ExecuteGetSessions,
 102                                WrapToCommand("GetSessions",
 103                                base::Bind(&ExecuteGetSessionCapabilities)),
 104                                &session_thread_map_)),
 105       CommandMapping(kGet,
 106                      "session/:sessionId",
 107                      WrapToCommand("GetSessionCapabilities",
 108                                    base::Bind(&ExecuteGetSessionCapabilities))),
 109       CommandMapping(kDelete,
 110                      "session/:sessionId",
 111                      base::Bind(&ExecuteSessionCommand,
 112                                 &session_thread_map_,
 113                                 "Quit",
 114                                 base::Bind(&ExecuteQuit, false),
 115                                 true)),
 116       CommandMapping(kGet,
 117                      "session/:sessionId/window_handle",
 118                      WrapToCommand("GetWindow",
 119                                    base::Bind(&ExecuteGetCurrentWindowHandle))),
 120       CommandMapping(
 121           kGet,
 122           "session/:sessionId/window_handles",
 123           WrapToCommand("GetWindows", base::Bind(&ExecuteGetWindowHandles))),
 124       CommandMapping(kPost,
 125                      "session/:sessionId/url",
 126                      WrapToCommand("Navigate", base::Bind(&ExecuteGet))),
 127       CommandMapping(kPost,
 128                      "session/:sessionId/chromium/launch_app",
 129                      WrapToCommand("LaunchApp", base::Bind(&ExecuteLaunchApp))),
 130       CommandMapping(kGet,
 131                      "session/:sessionId/alert",
 132                      WrapToCommand("IsAlertOpen",
 133                                    base::Bind(&ExecuteAlertCommand,
 134                                               base::Bind(&ExecuteGetAlert)))),
 135       CommandMapping(
 136           kPost,
 137           "session/:sessionId/dismiss_alert",
 138           WrapToCommand("DismissAlert",
 139                         base::Bind(&ExecuteAlertCommand,
 140                                    base::Bind(&ExecuteDismissAlert)))),
 141       CommandMapping(
 142           kPost,
 143           "session/:sessionId/accept_alert",
 144           WrapToCommand("AcceptAlert",
 145                         base::Bind(&ExecuteAlertCommand,
 146                                    base::Bind(&ExecuteAcceptAlert)))),
 147       CommandMapping(
 148           kGet,
 149           "session/:sessionId/alert_text",
 150           WrapToCommand("GetAlertMessage",
 151                         base::Bind(&ExecuteAlertCommand,
 152                                    base::Bind(&ExecuteGetAlertText)))),
 153       CommandMapping(
 154           kPost,
 155           "session/:sessionId/alert_text",
 156           WrapToCommand("SetAlertPrompt",
 157                         base::Bind(&ExecuteAlertCommand,
 158                                    base::Bind(&ExecuteSetAlertValue)))),
 159       CommandMapping(kPost,
 160                      "session/:sessionId/forward",
 161                      WrapToCommand("GoForward", base::Bind(&ExecuteGoForward))),
 162       CommandMapping(kPost,
 163                      "session/:sessionId/back",
 164                      WrapToCommand("GoBack", base::Bind(&ExecuteGoBack))),
 165       CommandMapping(kPost,
 166                      "session/:sessionId/refresh",
 167                      WrapToCommand("Refresh", base::Bind(&ExecuteRefresh))),
 168       CommandMapping(
 169           kPost,
 170           "session/:sessionId/execute",
 171           WrapToCommand("ExecuteScript", base::Bind(&ExecuteExecuteScript))),
 172       CommandMapping(kPost,
 173                      "session/:sessionId/execute_async",
 174                      WrapToCommand("ExecuteAsyncScript",
 175                                    base::Bind(&ExecuteExecuteAsyncScript))),
 176       CommandMapping(
 177           kGet,
 178           "session/:sessionId/url",
 179           WrapToCommand("GetUrl", base::Bind(&ExecuteGetCurrentUrl))),
 180       CommandMapping(kGet,
 181                      "session/:sessionId/title",
 182                      WrapToCommand("GetTitle", base::Bind(&ExecuteGetTitle))),
 183       CommandMapping(
 184           kGet,
 185           "session/:sessionId/source",
 186           WrapToCommand("GetSource", base::Bind(&ExecuteGetPageSource))),
 187       CommandMapping(
 188           kGet,
 189           "session/:sessionId/screenshot",
 190           WrapToCommand("Screenshot", base::Bind(&ExecuteScreenshot))),
 191       CommandMapping(
 192           kGet,
 193           "session/:sessionId/chromium/heap_snapshot",
 194           WrapToCommand("HeapSnapshot", base::Bind(&ExecuteTakeHeapSnapshot))),
 195       CommandMapping(kPost,
 196                      "session/:sessionId/visible",
 197                      base::Bind(&UnimplementedCommand)),
 198       CommandMapping(kGet,
 199                      "session/:sessionId/visible",
 200                      base::Bind(&UnimplementedCommand)),
 201       CommandMapping(
 202           kPost,
 203           "session/:sessionId/element",
 204           WrapToCommand("FindElement", base::Bind(&ExecuteFindElement, 50))),
 205       CommandMapping(
 206           kPost,
 207           "session/:sessionId/elements",
 208           WrapToCommand("FindElements", base::Bind(&ExecuteFindElements, 50))),
 209       CommandMapping(kPost,
 210                      "session/:sessionId/element/active",
 211                      WrapToCommand("GetActiveElement",
 212                                    base::Bind(&ExecuteGetActiveElement))),
 213       CommandMapping(kPost,
 214                      "session/:sessionId/element/:id/element",
 215                      WrapToCommand("FindChildElement",
 216                                    base::Bind(&ExecuteFindChildElement, 50))),
 217       CommandMapping(kPost,
 218                      "session/:sessionId/element/:id/elements",
 219                      WrapToCommand("FindChildElements",
 220                                    base::Bind(&ExecuteFindChildElements, 50))),
 221       CommandMapping(
 222           kPost,
 223           "session/:sessionId/element/:id/click",
 224           WrapToCommand("ClickElement", base::Bind(&ExecuteClickElement))),
 225       CommandMapping(
 226           kPost,
 227           "session/:sessionId/element/:id/clear",
 228           WrapToCommand("ClearElement", base::Bind(&ExecuteClearElement))),
 229       CommandMapping(
 230           kPost,
 231           "session/:sessionId/element/:id/submit",
 232           WrapToCommand("SubmitElement", base::Bind(&ExecuteSubmitElement))),
 233       CommandMapping(
 234           kGet,
 235           "session/:sessionId/element/:id/text",
 236           WrapToCommand("GetElementText", base::Bind(&ExecuteGetElementText))),
 237       CommandMapping(
 238           kPost,
 239           "session/:sessionId/element/:id/value",
 240           WrapToCommand("TypeElement", base::Bind(&ExecuteSendKeysToElement))),
 241       CommandMapping(
 242           kPost,
 243           "session/:sessionId/file",
 244           WrapToCommand("UploadFile", base::Bind(&ExecuteUploadFile))),
 245       CommandMapping(kGet,
 246                      "session/:sessionId/element/:id/value",
 247                      WrapToCommand("GetElementValue",
 248                                    base::Bind(&ExecuteGetElementValue))),
 249       CommandMapping(kGet,
 250                      "session/:sessionId/element/:id/name",
 251                      WrapToCommand("GetElementTagName",
 252                                    base::Bind(&ExecuteGetElementTagName))),
 253       CommandMapping(kGet,
 254                      "session/:sessionId/element/:id/selected",
 255                      WrapToCommand("IsElementSelected",
 256                                    base::Bind(&ExecuteIsElementSelected))),
 257       CommandMapping(kGet,
 258                      "session/:sessionId/element/:id/enabled",
 259                      WrapToCommand("IsElementEnabled",
 260                                    base::Bind(&ExecuteIsElementEnabled))),
 261       CommandMapping(kGet,
 262                      "session/:sessionId/element/:id/displayed",
 263                      WrapToCommand("IsElementDisplayed",
 264                                    base::Bind(&ExecuteIsElementDisplayed))),
 265       CommandMapping(
 266           kPost,
 267           "session/:sessionId/element/:id/hover",
 268           WrapToCommand("HoverElement", base::Bind(&ExecuteHoverOverElement))),
 269       CommandMapping(kGet,
 270                      "session/:sessionId/element/:id/location",
 271                      WrapToCommand("GetElementLocation",
 272                                    base::Bind(&ExecuteGetElementLocation))),
 273       CommandMapping(
 274           kGet,
 275           "session/:sessionId/element/:id/location_in_view",
 276           WrapToCommand(
 277               "GetElementLocationInView",
 278               base::Bind(&ExecuteGetElementLocationOnceScrolledIntoView))),
 279       CommandMapping(
 280           kGet,
 281           "session/:sessionId/element/:id/size",
 282           WrapToCommand("GetElementSize", base::Bind(&ExecuteGetElementSize))),
 283       CommandMapping(kGet,
 284                      "session/:sessionId/element/:id/attribute/:name",
 285                      WrapToCommand("GetElementAttribute",
 286                                    base::Bind(&ExecuteGetElementAttribute))),
 287       CommandMapping(
 288           kGet,
 289           "session/:sessionId/element/:id/equals/:other",
 290           WrapToCommand("IsElementEqual", base::Bind(&ExecuteElementEquals))),
 291       CommandMapping(
 292           kGet,
 293           "session/:sessionId/cookie",
 294           WrapToCommand("GetCookies", base::Bind(&ExecuteGetCookies))),
 295       CommandMapping(kPost,
 296                      "session/:sessionId/cookie",
 297                      WrapToCommand("AddCookie", base::Bind(&ExecuteAddCookie))),
 298       CommandMapping(kDelete,
 299                      "session/:sessionId/cookie",
 300                      WrapToCommand("DeleteAllCookies",
 301                                    base::Bind(&ExecuteDeleteAllCookies))),
 302       CommandMapping(
 303           kDelete,
 304           "session/:sessionId/cookie/:name",
 305           WrapToCommand("DeleteCookie", base::Bind(&ExecuteDeleteCookie))),
 306       CommandMapping(
 307           kPost,
 308           "session/:sessionId/frame",
 309           WrapToCommand("SwitchToFrame", base::Bind(&ExecuteSwitchToFrame))),
 310       CommandMapping(
 311           kPost,
 312           "session/:sessionId/frame/parent",
 313           WrapToCommand("SwitchToParentFrame",
 314                         base::Bind(&ExecuteSwitchToParentFrame))),
 315       CommandMapping(
 316           kPost,
 317           "session/:sessionId/window",
 318           WrapToCommand("SwitchToWindow", base::Bind(&ExecuteSwitchToWindow))),
 319       CommandMapping(
 320           kGet,
 321           "session/:sessionId/window/:windowHandle/size",
 322           WrapToCommand("GetWindowSize", base::Bind(&ExecuteGetWindowSize))),
 323       CommandMapping(kGet,
 324                      "session/:sessionId/window/:windowHandle/position",
 325                      WrapToCommand("GetWindowPosition",
 326                                    base::Bind(&ExecuteGetWindowPosition))),
 327       CommandMapping(
 328           kPost,
 329           "session/:sessionId/window/:windowHandle/size",
 330           WrapToCommand("SetWindowSize", base::Bind(&ExecuteSetWindowSize))),
 331       CommandMapping(kPost,
 332                      "session/:sessionId/window/:windowHandle/position",
 333                      WrapToCommand("SetWindowPosition",
 334                                    base::Bind(&ExecuteSetWindowPosition))),
 335       CommandMapping(
 336           kPost,
 337           "session/:sessionId/window/:windowHandle/maximize",
 338           WrapToCommand("MaximizeWindow", base::Bind(&ExecuteMaximizeWindow))),
 339       CommandMapping(kDelete,
 340                      "session/:sessionId/window",
 341                      WrapToCommand("CloseWindow", base::Bind(&ExecuteClose))),
 342       CommandMapping(kPost,
 343                      "session/:sessionId/element/:id/drag",
 344                      base::Bind(&UnimplementedCommand)),
 345       CommandMapping(
 346           kGet,
 347           "session/:sessionId/element/:id/css/:propertyName",
 348           WrapToCommand("GetElementCSSProperty",
 349                         base::Bind(&ExecuteGetElementValueOfCSSProperty))),
 350       CommandMapping(
 351           kPost,
 352           "session/:sessionId/timeouts/implicit_wait",
 353           WrapToCommand("SetImplicitWait", base::Bind(&ExecuteImplicitlyWait))),
 354       CommandMapping(kPost,
 355                      "session/:sessionId/timeouts/async_script",
 356                      WrapToCommand("SetScriptTimeout",
 357                                    base::Bind(&ExecuteSetScriptTimeout))),
 358       CommandMapping(
 359           kPost,
 360           "session/:sessionId/timeouts",
 361           WrapToCommand("SetTimeout", base::Bind(&ExecuteSetTimeout))),
 362       CommandMapping(kPost,
 363                      "session/:sessionId/execute_sql",
 364                      base::Bind(&UnimplementedCommand)),
 365       CommandMapping(
 366           kGet,
 367           "session/:sessionId/location",
 368           WrapToCommand("GetGeolocation", base::Bind(&ExecuteGetLocation))),
 369       CommandMapping(
 370           kPost,
 371           "session/:sessionId/location",
 372           WrapToCommand("SetGeolocation", base::Bind(&ExecuteSetLocation))),
 373       CommandMapping(kGet,
 374                      "session/:sessionId/application_cache/status",
 375                      base::Bind(&ExecuteGetStatus)),
 376       CommandMapping(kGet,
 377                      "session/:sessionId/browser_connection",
 378                      base::Bind(&UnimplementedCommand)),
 379       CommandMapping(kPost,
 380                      "session/:sessionId/browser_connection",
 381                      base::Bind(&UnimplementedCommand)),
 382       CommandMapping(
 383           kGet,
 384           "session/:sessionId/local_storage/key/:key",
 385           WrapToCommand("GetLocalStorageItem",
 386                         base::Bind(&ExecuteGetStorageItem, kLocalStorage))),
 387       CommandMapping(
 388           kDelete,
 389           "session/:sessionId/local_storage/key/:key",
 390           WrapToCommand("RemoveLocalStorageItem",
 391                         base::Bind(&ExecuteRemoveStorageItem, kLocalStorage))),
 392       CommandMapping(
 393           kGet,
 394           "session/:sessionId/local_storage",
 395           WrapToCommand("GetLocalStorageKeys",
 396                         base::Bind(&ExecuteGetStorageKeys, kLocalStorage))),
 397       CommandMapping(
 398           kPost,
 399           "session/:sessionId/local_storage",
 400           WrapToCommand("SetLocalStorageKeys",
 401                         base::Bind(&ExecuteSetStorageItem, kLocalStorage))),
 402       CommandMapping(
 403           kDelete,
 404           "session/:sessionId/local_storage",
 405           WrapToCommand("ClearLocalStorage",
 406                         base::Bind(&ExecuteClearStorage, kLocalStorage))),
 407       CommandMapping(
 408           kGet,
 409           "session/:sessionId/local_storage/size",
 410           WrapToCommand("GetLocalStorageSize",
 411                         base::Bind(&ExecuteGetStorageSize, kLocalStorage))),
 412       CommandMapping(
 413           kGet,
 414           "session/:sessionId/session_storage/key/:key",
 415           WrapToCommand("GetSessionStorageItem",
 416                         base::Bind(&ExecuteGetStorageItem, kSessionStorage))),
 417       CommandMapping(kDelete,
 418                      "session/:sessionId/session_storage/key/:key",
 419                      WrapToCommand("RemoveSessionStorageItem",
 420                                    base::Bind(&ExecuteRemoveStorageItem,
 421                                               kSessionStorage))),
 422       CommandMapping(
 423           kGet,
 424           "session/:sessionId/session_storage",
 425           WrapToCommand("GetSessionStorageKeys",
 426                         base::Bind(&ExecuteGetStorageKeys, kSessionStorage))),
 427       CommandMapping(
 428           kPost,
 429           "session/:sessionId/session_storage",
 430           WrapToCommand("SetSessionStorageItem",
 431                         base::Bind(&ExecuteSetStorageItem, kSessionStorage))),
 432       CommandMapping(
 433           kDelete,
 434           "session/:sessionId/session_storage",
 435           WrapToCommand("ClearSessionStorage",
 436                         base::Bind(&ExecuteClearStorage, kSessionStorage))),
 437       CommandMapping(
 438           kGet,
 439           "session/:sessionId/session_storage/size",
 440           WrapToCommand("GetSessionStorageSize",
 441                         base::Bind(&ExecuteGetStorageSize, kSessionStorage))),
 442       CommandMapping(kGet,
 443                      "session/:sessionId/orientation",
 444                      base::Bind(&UnimplementedCommand)),
 445       CommandMapping(kPost,
 446                      "session/:sessionId/orientation",
 447                      base::Bind(&UnimplementedCommand)),
 448       CommandMapping(kPost,
 449                      "session/:sessionId/click",
 450                      WrapToCommand("Click", base::Bind(&ExecuteMouseClick))),
 451       CommandMapping(
 452           kPost,
 453           "session/:sessionId/doubleclick",
 454           WrapToCommand("DoubleClick", base::Bind(&ExecuteMouseDoubleClick))),
 455       CommandMapping(
 456           kPost,
 457           "session/:sessionId/buttondown",
 458           WrapToCommand("MouseDown", base::Bind(&ExecuteMouseButtonDown))),
 459       CommandMapping(
 460           kPost,
 461           "session/:sessionId/buttonup",
 462           WrapToCommand("MouseUp", base::Bind(&ExecuteMouseButtonUp))),
 463       CommandMapping(
 464           kPost,
 465           "session/:sessionId/moveto",
 466           WrapToCommand("MouseMove", base::Bind(&ExecuteMouseMoveTo))),
 467       CommandMapping(
 468           kPost,
 469           "session/:sessionId/keys",
 470           WrapToCommand("Type", base::Bind(&ExecuteSendKeysToActiveElement))),
 471       CommandMapping(kGet,
 472                      "session/:sessionId/ime/available_engines",
 473                      base::Bind(&UnimplementedCommand)),
 474       CommandMapping(kGet,
 475                      "session/:sessionId/ime/active_engine",
 476                      base::Bind(&UnimplementedCommand)),
 477       CommandMapping(kGet,
 478                      "session/:sessionId/ime/activated",
 479                      base::Bind(&UnimplementedCommand)),
 480       CommandMapping(kPost,
 481                      "session/:sessionId/ime/deactivate",
 482                      base::Bind(&UnimplementedCommand)),
 483       CommandMapping(kPost,
 484                      "session/:sessionId/ime/activate",
 485                      base::Bind(&UnimplementedCommand)),
 486       CommandMapping(kPost,
 487                      "session/:sessionId/touch/click",
 488                      WrapToCommand("Tap", base::Bind(&ExecuteTouchSingleTap))),
 489       CommandMapping(kPost,
 490                      "session/:sessionId/touch/down",
 491                      WrapToCommand("TouchDown", base::Bind(&ExecuteTouchDown))),
 492       CommandMapping(kPost,
 493                      "session/:sessionId/touch/up",
 494                      WrapToCommand("TouchUp", base::Bind(&ExecuteTouchUp))),
 495       CommandMapping(kPost,
 496                      "session/:sessionId/touch/move",
 497                      WrapToCommand("TouchMove", base::Bind(&ExecuteTouchMove))),
 498       CommandMapping(kPost,
 499                      "session/:sessionId/touch/scroll",
 500                      base::Bind(&UnimplementedCommand)),
 501       CommandMapping(kPost,
 502                      "session/:sessionId/touch/doubleclick",
 503                      base::Bind(&UnimplementedCommand)),
 504       CommandMapping(kPost,
 505                      "session/:sessionId/touch/longclick",
 506                      base::Bind(&UnimplementedCommand)),
 507       CommandMapping(kPost,
 508                      "session/:sessionId/touch/flick",
 509                      WrapToCommand("TouchFlick", base::Bind(&ExecuteFlick))),
 510       CommandMapping(kPost,
 511                      "session/:sessionId/log",
 512                      WrapToCommand("GetLog", base::Bind(&ExecuteGetLog))),
 513       CommandMapping(kGet,
 514                      "session/:sessionId/log/types",
 515                      WrapToCommand("GetLogTypes",
 516                                    base::Bind(&ExecuteGetAvailableLogTypes))),
 517       CommandMapping(kPost, "logs", base::Bind(&UnimplementedCommand)),
 518       CommandMapping(kGet, "status", base::Bind(&ExecuteGetStatus)),
 519
 520       // Custom Chrome commands:
 521       // Allow quit all to be called with GET or POST.
 522       CommandMapping(
 523           kGet,
 524           kShutdownPath,
 525           base::Bind(&ExecuteQuitAll,
 526                      WrapToCommand("QuitAll", base::Bind(&ExecuteQuit, true)),
 527                      &session_thread_map_)),
 528       CommandMapping(
 529           kPost,
 530           kShutdownPath,
 531           base::Bind(&ExecuteQuitAll,
 532                      WrapToCommand("QuitAll", base::Bind(&ExecuteQuit, true)),
 533                      &session_thread_map_)),
 534       CommandMapping(kGet,
 535                      "session/:sessionId/is_loading",
 536                      WrapToCommand("IsLoading", base::Bind(&ExecuteIsLoading))),
 537       CommandMapping(kGet,
 538                      "session/:sessionId/autoreport",
 539                      WrapToCommand("IsAutoReporting",
 540                                    base::Bind(&ExecuteIsAutoReporting))),
 541       CommandMapping(kPost,
 542                      "session/:sessionId/autoreport",
 543                      WrapToCommand(
 544                          "SetAutoReporting",
 545                          base::Bind(&ExecuteSetAutoReporting))),
 546   };
 547   command_map_.reset(
 548       new CommandMap(commands, commands + arraysize(commands)));
 549 }
 550
 551 HttpHandler::~HttpHandler() {}
 552
 553 void HttpHandler::Handle(const net::HttpServerRequestInfo& request,
 554                          const HttpResponseSenderFunc& send_response_func) {
 555   CHECK(thread_checker_.CalledOnValidThread());
 556
 557   if (received_shutdown_)
 558     return;
 559
 560   std::string path = request.path;
 561   if (!StartsWithASCII(path, url_base_, true)) {
 562     scoped_ptr<net::HttpServerResponseInfo> response(
 563         new net::HttpServerResponseInfo(net::HTTP_BAD_REQUEST));
 564     response->SetBody("unhandled request", "text/plain");
 565     send_response_func.Run(response.Pass());
 566     return;
 567   }
 568
 569   path.erase(0, url_base_.length());
 570
 571   HandleCommand(request, path, send_response_func);
 572
 573   if (path == kShutdownPath)
 574     received_shutdown_ = true;
 575 }
 576
 577 Command HttpHandler::WrapToCommand(
 578     const char* name,
 579     const SessionCommand& session_command) {
 580   return base::Bind(&ExecuteSessionCommand,
 581                     &session_thread_map_,
 582                     name,
 583                     session_command,
 584                     false);
 585 }
 586
 587 Command HttpHandler::WrapToCommand(
 588     const char* name,
 589     const WindowCommand& window_command) {
 590   return WrapToCommand(name, base::Bind(&ExecuteWindowCommand, window_command));
 591 }
 592
 593 Command HttpHandler::WrapToCommand(
 594     const char* name,
 595     const ElementCommand& element_command) {
 596   return WrapToCommand(name,
 597                        base::Bind(&ExecuteElementCommand, element_command));
 598 }
 599
 600 void HttpHandler::HandleCommand(
 601     const net::HttpServerRequestInfo& request,
 602     const std::string& trimmed_path,
 603     const HttpResponseSenderFunc& send_response_func) {
 604   base::DictionaryValue params;
 605   std::string session_id;
 606   CommandMap::const_iterator iter = command_map_->begin();
 607   while (true) {
 608     if (iter == command_map_->end()) {
 609       scoped_ptr<net::HttpServerResponseInfo> response(
 610           new net::HttpServerResponseInfo(net::HTTP_NOT_FOUND));
 611       response->SetBody("unknown command: " + trimmed_path, "text/plain");
 612       send_response_func.Run(response.Pass());
 613       return;
 614     }
 615     if (internal::MatchesCommand(
 616             request.method, trimmed_path, *iter, &session_id, &params)) {
 617       break;
 618     }
 619     ++iter;
 620   }
 621
 622   if (request.data.length()) {
 623     base::DictionaryValue* body_params;
 624     scoped_ptr<base::Value> parsed_body(base::JSONReader::Read(request.data));
 625     if (!parsed_body || !parsed_body->GetAsDictionary(&body_params)) {
 626       scoped_ptr<net::HttpServerResponseInfo> response(
 627           new net::HttpServerResponseInfo(net::HTTP_BAD_REQUEST));
 628       response->SetBody("missing command parameters", "text/plain");
 629       send_response_func.Run(response.Pass());
 630       return;
 631     }
 632     params.MergeDictionary(body_params);
 633   }
 634
 635   iter->command.Run(params,
 636                     session_id,
 637                     base::Bind(&HttpHandler::PrepareResponse,
 638                                weak_ptr_factory_.GetWeakPtr(),
 639                                trimmed_path,
 640                                send_response_func));
 641 }
 642
 643 void HttpHandler::PrepareResponse(
 644     const std::string& trimmed_path,
 645     const HttpResponseSenderFunc& send_response_func,
 646     const Status& status,
 647     scoped_ptr<base::Value> value,
 648     const std::string& session_id) {
 649   CHECK(thread_checker_.CalledOnValidThread());
 650   scoped_ptr<net::HttpServerResponseInfo> response =
 651       PrepareResponseHelper(trimmed_path, status, value.Pass(), session_id);
 652   send_response_func.Run(response.Pass());
 653   if (trimmed_path == kShutdownPath)
 654     quit_func_.Run();
 655 }
 656
 657 scoped_ptr<net::HttpServerResponseInfo> HttpHandler::PrepareResponseHelper(
 658     const std::string& trimmed_path,
 659     const Status& status,
 660     scoped_ptr<base::Value> value,
 661     const std::string& session_id) {
 662   if (status.code() == kUnknownCommand) {
 663     scoped_ptr<net::HttpServerResponseInfo> response(
 664         new net::HttpServerResponseInfo(net::HTTP_NOT_IMPLEMENTED));
 665     response->SetBody("unimplemented command: " + trimmed_path, "text/plain");
 666     return response.Pass();
 667   }
 668
 669   if (status.IsError()) {
 670     Status full_status(status);
 671     full_status.AddDetails(base::StringPrintf(
 672         "Driver info: chromedriver=%s,platform=%s %s %s",
 673         kChromeDriverVersion,
 674         base::SysInfo::OperatingSystemName().c_str(),
 675         base::SysInfo::OperatingSystemVersion().c_str(),
 676         base::SysInfo::OperatingSystemArchitecture().c_str()));
 677     scoped_ptr<base::DictionaryValue> error(new base::DictionaryValue());
 678     error->SetString("message", full_status.message());
 679     value.reset(error.release());
 680   }
 681   if (!value)
 682     value.reset(base::Value::CreateNullValue());
 683
 684   base::DictionaryValue body_params;
 685   body_params.SetInteger("status", status.code());
 686   body_params.Set("value", value.release());
 687   body_params.SetString("sessionId", session_id);
 688   std::string body;
 689   base::JSONWriter::WriteWithOptions(
 690       &body_params, base::JSONWriter::OPTIONS_OMIT_DOUBLE_TYPE_PRESERVATION,
 691       &body);
 692   scoped_ptr<net::HttpServerResponseInfo> response(
 693       new net::HttpServerResponseInfo(net::HTTP_OK));
 694   response->SetBody(body, "application/json; charset=utf-8");
 695   return response.Pass();
 696 }
 697
 698 namespace internal {
 699
 700 const char kNewSessionPathPattern[] = "session";
 701
 702 bool MatchesMethod(HttpMethod command_method, const std::string& method) {
 703   std::string lower_method = base::StringToLowerASCII(method);
 704   switch (command_method) {
 705   case kGet:
 706     return lower_method == "get";
 707   case kPost:
 708     return lower_method == "post" || lower_method == "put";
 709   case kDelete:
 710     return lower_method == "delete";
 711   }
 712   return false;
 713 }
 714
 715 bool MatchesCommand(const std::string& method,
 716                     const std::string& path,
 717                     const CommandMapping& command,
 718                     std::string* session_id,
 719                     base::DictionaryValue* out_params) {
 720   if (!MatchesMethod(command.method, method))
 721     return false;
 722
 723   std::vector<std::string> path_parts;
 724   base::SplitString(path, '/', &path_parts);
 725   std::vector<std::string> command_path_parts;
 726   base::SplitString(command.path_pattern, '/', &command_path_parts);
 727   if (path_parts.size() != command_path_parts.size())
 728     return false;
 729
 730   base::DictionaryValue params;
 731   for (size_t i = 0; i < path_parts.size(); ++i) {
 732     CHECK(command_path_parts[i].length());
 733     if (command_path_parts[i][0] == ':') {
 734       std::string name = command_path_parts[i];
 735       name.erase(0, 1);
 736       CHECK(name.length());
 737       if (name == "sessionId")
 738         *session_id = path_parts[i];
 739       else
 740         params.SetString(name, path_parts[i]);
 741     } else if (command_path_parts[i] != path_parts[i]) {
 742       return false;
 743     }
 744   }
 745   out_params->MergeDictionary(&params);
 746   return true;
 747 }
 748
 749 }  // namespace internal