google_apis/gcm/tools/mcs_probe.cc

   1 // Copyright 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 // A standalone tool for testing MCS connections and the MCS client on their
   6 // own.
   7
   8 #include <cstddef>
   9 #include <cstdio>
  10 #include <string>
  11 #include <vector>
  12
  13 #include "base/at_exit.h"
  14 #include "base/command_line.h"
  15 #include "base/compiler_specific.h"
  16 #include "base/logging.h"
  17 #include "base/memory/ref_counted.h"
  18 #include "base/memory/scoped_ptr.h"
  19 #include "base/message_loop/message_loop.h"
  20 #include "base/run_loop.h"
  21 #include "base/strings/string_number_conversions.h"
  22 #include "base/threading/thread.h"
  23 #include "base/threading/worker_pool.h"
  24 #include "base/time/default_clock.h"
  25 #include "base/values.h"
  26 #include "google_apis/gcm/base/mcs_message.h"
  27 #include "google_apis/gcm/base/mcs_util.h"
  28 #include "google_apis/gcm/engine/checkin_request.h"
  29 #include "google_apis/gcm/engine/connection_factory_impl.h"
  30 #include "google_apis/gcm/engine/gcm_store_impl.h"
  31 #include "google_apis/gcm/engine/gservices_settings.h"
  32 #include "google_apis/gcm/engine/mcs_client.h"
  33 #include "google_apis/gcm/monitoring/gcm_stats_recorder.h"
  34 #include "net/base/host_mapping_rules.h"
  35 #include "net/base/net_log_logger.h"
  36 #include "net/cert/cert_verifier.h"
  37 #include "net/dns/host_resolver.h"
  38 #include "net/http/http_auth_handler_factory.h"
  39 #include "net/http/http_network_session.h"
  40 #include "net/http/http_server_properties_impl.h"
  41 #include "net/http/transport_security_state.h"
  42 #include "net/socket/client_socket_factory.h"
  43 #include "net/socket/ssl_client_socket.h"
  44 #include "net/ssl/default_server_bound_cert_store.h"
  45 #include "net/ssl/server_bound_cert_service.h"
  46 #include "net/url_request/url_request_test_util.h"
  47
  48 #if defined(OS_MACOSX)
  49 #include "base/mac/scoped_nsautorelease_pool.h"
  50 #endif
  51
  52 // This is a simple utility that initializes an mcs client and
  53 // prints out any events.
  54 namespace gcm {
  55 namespace {
  56
  57 const net::BackoffEntry::Policy kDefaultBackoffPolicy = {
  58   // Number of initial errors (in sequence) to ignore before applying
  59   // exponential back-off rules.
  60   0,
  61
  62   // Initial delay for exponential back-off in ms.
  63   15000,  // 15 seconds.
  64
  65   // Factor by which the waiting time will be multiplied.
  66   2,
  67
  68   // Fuzzing percentage. ex: 10% will spread requests randomly
  69   // between 90%-100% of the calculated time.
  70   0.5,  // 50%.
  71
  72   // Maximum amount of time we are willing to delay our request in ms.
  73   1000 * 60 * 5, // 5 minutes.
  74
  75   // Time to keep an entry from being discarded even when it
  76   // has no significant state, -1 to never discard.
  77   -1,
  78
  79   // Don't use initial delay unless the last request was an error.
  80   false,
  81 };
  82
  83 // Default values used to communicate with the check-in server.
  84 const char kChromeVersion[] = "Chrome MCS Probe";
  85
  86 // The default server to communicate with.
  87 const char kMCSServerHost[] = "mtalk.google.com";
  88 const uint16 kMCSServerPort = 5228;
  89
  90 // Command line switches.
  91 const char kRMQFileName[] = "rmq_file";
  92 const char kAndroidIdSwitch[] = "android_id";
  93 const char kSecretSwitch[] = "secret";
  94 const char kLogFileSwitch[] = "log-file";
  95 const char kIgnoreCertSwitch[] = "ignore-certs";
  96 const char kServerHostSwitch[] = "host";
  97 const char kServerPortSwitch[] = "port";
  98
  99 void MessageReceivedCallback(const MCSMessage& message) {
 100   LOG(INFO) << "Received message with id "
 101             << GetPersistentId(message.GetProtobuf()) << " and tag "
 102             << static_cast<int>(message.tag());
 103
 104   if (message.tag() == kDataMessageStanzaTag) {
 105     const mcs_proto::DataMessageStanza& data_message =
 106         reinterpret_cast<const mcs_proto::DataMessageStanza&>(
 107             message.GetProtobuf());
 108     DVLOG(1) << "  to: " << data_message.to();
 109     DVLOG(1) << "  from: " << data_message.from();
 110     DVLOG(1) << "  category: " << data_message.category();
 111     DVLOG(1) << "  sent: " << data_message.sent();
 112     for (int i = 0; i < data_message.app_data_size(); ++i) {
 113       DVLOG(1) << "  App data " << i << " "
 114                << data_message.app_data(i).key() << " : "
 115                << data_message.app_data(i).value();
 116     }
 117   }
 118 }
 119
 120 void MessageSentCallback(int64 user_serial_number,
 121                          const std::string& app_id,
 122                          const std::string& message_id,
 123                          MCSClient::MessageSendStatus status) {
 124   LOG(INFO) << "Message sent. Serial number: " << user_serial_number
 125             << " Application ID: " << app_id
 126             << " Message ID: " << message_id
 127             << " Message send status: " << status;
 128 }
 129
 130 // Needed to use a real host resolver.
 131 class MyTestURLRequestContext : public net::TestURLRequestContext {
 132  public:
 133   MyTestURLRequestContext() : TestURLRequestContext(true) {
 134     context_storage_.set_host_resolver(
 135         net::HostResolver::CreateDefaultResolver(NULL));
 136     context_storage_.set_transport_security_state(
 137         new net::TransportSecurityState());
 138     Init();
 139   }
 140
 141   virtual ~MyTestURLRequestContext() {}
 142 };
 143
 144 class MyTestURLRequestContextGetter : public net::TestURLRequestContextGetter {
 145  public:
 146   explicit MyTestURLRequestContextGetter(
 147       const scoped_refptr<base::MessageLoopProxy>& io_message_loop_proxy)
 148       : TestURLRequestContextGetter(io_message_loop_proxy) {}
 149
 150   virtual net::TestURLRequestContext* GetURLRequestContext() OVERRIDE {
 151     // Construct |context_| lazily so it gets constructed on the right
 152     // thread (the IO thread).
 153     if (!context_)
 154       context_.reset(new MyTestURLRequestContext());
 155     return context_.get();
 156   }
 157
 158  private:
 159   virtual ~MyTestURLRequestContextGetter() {}
 160
 161   scoped_ptr<MyTestURLRequestContext> context_;
 162 };
 163
 164 // A net log that logs all events by default.
 165 class MyTestNetLog : public net::NetLog {
 166  public:
 167   MyTestNetLog() {
 168     SetBaseLogLevel(LOG_ALL);
 169   }
 170   virtual ~MyTestNetLog() {}
 171 };
 172
 173 // A cert verifier that access all certificates.
 174 class MyTestCertVerifier : public net::CertVerifier {
 175  public:
 176   MyTestCertVerifier() {}
 177   virtual ~MyTestCertVerifier() {}
 178
 179   virtual int Verify(net::X509Certificate* cert,
 180                      const std::string& hostname,
 181                      int flags,
 182                      net::CRLSet* crl_set,
 183                      net::CertVerifyResult* verify_result,
 184                      const net::CompletionCallback& callback,
 185                      RequestHandle* out_req,
 186                      const net::BoundNetLog& net_log) OVERRIDE {
 187     return net::OK;
 188   }
 189
 190   virtual void CancelRequest(RequestHandle req) OVERRIDE {
 191     // Do nothing.
 192   }
 193 };
 194
 195 class MCSProbe {
 196  public:
 197   MCSProbe(
 198       const CommandLine& command_line,
 199       scoped_refptr<net::URLRequestContextGetter> url_request_context_getter);
 200   ~MCSProbe();
 201
 202   void Start();
 203
 204   uint64 android_id() const { return android_id_; }
 205   uint64 secret() const { return secret_; }
 206
 207  private:
 208   void CheckIn();
 209   void InitializeNetworkState();
 210   void BuildNetworkSession();
 211
 212   void LoadCallback(scoped_ptr<GCMStore::LoadResult> load_result);
 213   void UpdateCallback(bool success);
 214   void ErrorCallback();
 215   void OnCheckInCompleted(
 216       const checkin_proto::AndroidCheckinResponse& checkin_response);
 217   void StartMCSLogin();
 218
 219   base::DefaultClock clock_;
 220
 221   CommandLine command_line_;
 222
 223   base::FilePath gcm_store_path_;
 224   uint64 android_id_;
 225   uint64 secret_;
 226   std::string server_host_;
 227   int server_port_;
 228
 229   // Network state.
 230   scoped_refptr<net::URLRequestContextGetter> url_request_context_getter_;
 231   MyTestNetLog net_log_;
 232   scoped_ptr<net::NetLogLogger> logger_;
 233   scoped_ptr<base::Value> net_constants_;
 234   scoped_ptr<net::HostResolver> host_resolver_;
 235   scoped_ptr<net::CertVerifier> cert_verifier_;
 236   scoped_ptr<net::ServerBoundCertService> system_server_bound_cert_service_;
 237   scoped_ptr<net::TransportSecurityState> transport_security_state_;
 238   scoped_ptr<net::URLSecurityManager> url_security_manager_;
 239   scoped_ptr<net::HttpAuthHandlerFactory> http_auth_handler_factory_;
 240   scoped_ptr<net::HttpServerPropertiesImpl> http_server_properties_;
 241   scoped_ptr<net::HostMappingRules> host_mapping_rules_;
 242   scoped_refptr<net::HttpNetworkSession> network_session_;
 243   scoped_ptr<net::ProxyService> proxy_service_;
 244
 245   GCMStatsRecorder recorder_;
 246   scoped_ptr<GCMStore> gcm_store_;
 247   scoped_ptr<MCSClient> mcs_client_;
 248   scoped_ptr<CheckinRequest> checkin_request_;
 249
 250   scoped_ptr<ConnectionFactoryImpl> connection_factory_;
 251
 252   base::Thread file_thread_;
 253
 254   scoped_ptr<base::RunLoop> run_loop_;
 255 };
 256
 257 MCSProbe::MCSProbe(
 258     const CommandLine& command_line,
 259     scoped_refptr<net::URLRequestContextGetter> url_request_context_getter)
 260     : command_line_(command_line),
 261       gcm_store_path_(base::FilePath(FILE_PATH_LITERAL("gcm_store"))),
 262       android_id_(0),
 263       secret_(0),
 264       server_port_(0),
 265       url_request_context_getter_(url_request_context_getter),
 266       file_thread_("FileThread") {
 267   if (command_line.HasSwitch(kRMQFileName)) {
 268     gcm_store_path_ = command_line.GetSwitchValuePath(kRMQFileName);
 269   }
 270   if (command_line.HasSwitch(kAndroidIdSwitch)) {
 271     base::StringToUint64(command_line.GetSwitchValueASCII(kAndroidIdSwitch),
 272                          &android_id_);
 273   }
 274   if (command_line.HasSwitch(kSecretSwitch)) {
 275     base::StringToUint64(command_line.GetSwitchValueASCII(kSecretSwitch),
 276                          &secret_);
 277   }
 278   server_host_ = kMCSServerHost;
 279   if (command_line.HasSwitch(kServerHostSwitch)) {
 280     server_host_ = command_line.GetSwitchValueASCII(kServerHostSwitch);
 281   }
 282   server_port_ = kMCSServerPort;
 283   if (command_line.HasSwitch(kServerPortSwitch)) {
 284     base::StringToInt(command_line.GetSwitchValueASCII(kServerPortSwitch),
 285                       &server_port_);
 286   }
 287 }
 288
 289 MCSProbe::~MCSProbe() {
 290   file_thread_.Stop();
 291 }
 292
 293 void MCSProbe::Start() {
 294   file_thread_.Start();
 295   InitializeNetworkState();
 296   BuildNetworkSession();
 297   std::vector<GURL> endpoints(1,
 298                               GURL("https://" +
 299                                    net::HostPortPair(server_host_,
 300                                                      server_port_).ToString()));
 301   connection_factory_.reset(
 302       new ConnectionFactoryImpl(endpoints,
 303                                 kDefaultBackoffPolicy,
 304                                 network_session_,
 305                                 &net_log_,
 306                                 &recorder_));
 307   gcm_store_.reset(
 308       new GCMStoreImpl(gcm_store_path_,
 309                        file_thread_.message_loop_proxy()));
 310   mcs_client_.reset(new MCSClient("probe",
 311                                   &clock_,
 312                                   connection_factory_.get(),
 313                                   gcm_store_.get(),
 314                                   &recorder_));
 315   run_loop_.reset(new base::RunLoop());
 316   gcm_store_->Load(base::Bind(&MCSProbe::LoadCallback,
 317                               base::Unretained(this)));
 318   run_loop_->Run();
 319 }
 320
 321 void MCSProbe::LoadCallback(scoped_ptr<GCMStore::LoadResult> load_result) {
 322   DCHECK(load_result->success);
 323   if (android_id_ != 0 && secret_ != 0) {
 324     DVLOG(1) << "Presetting MCS id " << android_id_;
 325     load_result->device_android_id = android_id_;
 326     load_result->device_security_token = secret_;
 327     gcm_store_->SetDeviceCredentials(android_id_,
 328                                      secret_,
 329                                      base::Bind(&MCSProbe::UpdateCallback,
 330                                                 base::Unretained(this)));
 331   } else {
 332     android_id_ = load_result->device_android_id;
 333     secret_ = load_result->device_security_token;
 334     DVLOG(1) << "Loaded MCS id " << android_id_;
 335   }
 336   mcs_client_->Initialize(
 337       base::Bind(&MCSProbe::ErrorCallback, base::Unretained(this)),
 338       base::Bind(&MessageReceivedCallback),
 339       base::Bind(&MessageSentCallback),
 340       load_result.Pass());
 341
 342   if (!android_id_ || !secret_) {
 343     DVLOG(1) << "Checkin to generate new MCS credentials.";
 344     CheckIn();
 345     return;
 346   }
 347
 348   StartMCSLogin();
 349 }
 350
 351 void MCSProbe::UpdateCallback(bool success) {
 352 }
 353
 354 void MCSProbe::InitializeNetworkState() {
 355   FILE* log_file = NULL;
 356   if (command_line_.HasSwitch(kLogFileSwitch)) {
 357     base::FilePath log_path = command_line_.GetSwitchValuePath(kLogFileSwitch);
 358 #if defined(OS_WIN)
 359     log_file = _wfopen(log_path.value().c_str(), L"w");
 360 #elif defined(OS_POSIX)
 361     log_file = fopen(log_path.value().c_str(), "w");
 362 #endif
 363   }
 364   net_constants_.reset(net::NetLogLogger::GetConstants());
 365   if (log_file != NULL) {
 366     logger_.reset(new net::NetLogLogger(log_file, *net_constants_));
 367     logger_->StartObserving(&net_log_);
 368   }
 369
 370   host_resolver_ = net::HostResolver::CreateDefaultResolver(&net_log_);
 371
 372   if (command_line_.HasSwitch(kIgnoreCertSwitch)) {
 373     cert_verifier_.reset(new MyTestCertVerifier());
 374   } else {
 375     cert_verifier_.reset(net::CertVerifier::CreateDefault());
 376   }
 377   system_server_bound_cert_service_.reset(
 378       new net::ServerBoundCertService(
 379           new net::DefaultServerBoundCertStore(NULL),
 380           base::WorkerPool::GetTaskRunner(true)));
 381
 382   transport_security_state_.reset(new net::TransportSecurityState());
 383   url_security_manager_.reset(net::URLSecurityManager::Create(NULL, NULL));
 384   http_auth_handler_factory_.reset(
 385       net::HttpAuthHandlerRegistryFactory::Create(
 386           std::vector<std::string>(1, "basic"),
 387           url_security_manager_.get(),
 388           host_resolver_.get(),
 389           std::string(),
 390           false,
 391           false));
 392   http_server_properties_.reset(new net::HttpServerPropertiesImpl());
 393   host_mapping_rules_.reset(new net::HostMappingRules());
 394   proxy_service_.reset(net::ProxyService::CreateDirectWithNetLog(&net_log_));
 395 }
 396
 397 void MCSProbe::BuildNetworkSession() {
 398   net::HttpNetworkSession::Params session_params;
 399   session_params.host_resolver = host_resolver_.get();
 400   session_params.cert_verifier = cert_verifier_.get();
 401   session_params.server_bound_cert_service =
 402       system_server_bound_cert_service_.get();
 403   session_params.transport_security_state = transport_security_state_.get();
 404   session_params.ssl_config_service = new net::SSLConfigServiceDefaults();
 405   session_params.http_auth_handler_factory = http_auth_handler_factory_.get();
 406   session_params.http_server_properties =
 407       http_server_properties_->GetWeakPtr();
 408   session_params.network_delegate = NULL;  // TODO(zea): implement?
 409   session_params.host_mapping_rules = host_mapping_rules_.get();
 410   session_params.ignore_certificate_errors = true;
 411   session_params.http_pipelining_enabled = false;
 412   session_params.testing_fixed_http_port = 0;
 413   session_params.testing_fixed_https_port = 0;
 414   session_params.net_log = &net_log_;
 415   session_params.proxy_service = proxy_service_.get();
 416
 417   network_session_ = new net::HttpNetworkSession(session_params);
 418 }
 419
 420 void MCSProbe::ErrorCallback() {
 421   LOG(INFO) << "MCS error happened";
 422 }
 423
 424 void MCSProbe::CheckIn() {
 425   LOG(INFO) << "Check-in request initiated.";
 426   checkin_proto::ChromeBuildProto chrome_build_proto;
 427   chrome_build_proto.set_platform(
 428       checkin_proto::ChromeBuildProto::PLATFORM_LINUX);
 429   chrome_build_proto.set_channel(
 430       checkin_proto::ChromeBuildProto::CHANNEL_CANARY);
 431   chrome_build_proto.set_chrome_version(kChromeVersion);
 432
 433   CheckinRequest::RequestInfo request_info(
 434       0, 0, std::string(), std::vector<std::string>(), chrome_build_proto);
 435
 436   checkin_request_.reset(new CheckinRequest(
 437       GServicesSettings::DefaultCheckinURL(),
 438       request_info,
 439       kDefaultBackoffPolicy,
 440       base::Bind(&MCSProbe::OnCheckInCompleted, base::Unretained(this)),
 441       url_request_context_getter_.get(),
 442       &recorder_));
 443   checkin_request_->Start();
 444 }
 445
 446 void MCSProbe::OnCheckInCompleted(
 447     const checkin_proto::AndroidCheckinResponse& checkin_response) {
 448   bool success = checkin_response.has_android_id() &&
 449                  checkin_response.android_id() != 0UL &&
 450                  checkin_response.has_security_token() &&
 451                  checkin_response.security_token() != 0UL;
 452   LOG(INFO) << "Check-in request completion "
 453             << (success ? "success!" : "failure!");
 454
 455   if (!success)
 456     return;
 457
 458   android_id_ = checkin_response.android_id();
 459   secret_ = checkin_response.security_token();
 460
 461   gcm_store_->SetDeviceCredentials(android_id_,
 462                                    secret_,
 463                                    base::Bind(&MCSProbe::UpdateCallback,
 464                                               base::Unretained(this)));
 465
 466   StartMCSLogin();
 467 }
 468
 469 void MCSProbe::StartMCSLogin() {
 470   LOG(INFO) << "MCS login initiated.";
 471
 472   mcs_client_->Login(android_id_, secret_);
 473 }
 474
 475 int MCSProbeMain(int argc, char* argv[]) {
 476   base::AtExitManager exit_manager;
 477
 478   CommandLine::Init(argc, argv);
 479   logging::LoggingSettings settings;
 480   settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
 481   logging::InitLogging(settings);
 482
 483   base::MessageLoopForIO message_loop;
 484
 485   // For check-in and creating registration ids.
 486   const scoped_refptr<MyTestURLRequestContextGetter> context_getter =
 487       new MyTestURLRequestContextGetter(
 488           base::MessageLoop::current()->message_loop_proxy());
 489
 490   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
 491
 492   MCSProbe mcs_probe(command_line, context_getter);
 493   mcs_probe.Start();
 494
 495   base::RunLoop run_loop;
 496   run_loop.Run();
 497
 498   return 0;
 499 }
 500
 501 }  // namespace
 502 }  // namespace gcm
 503
 504 int main(int argc, char* argv[]) {
 505   return gcm::MCSProbeMain(argc, argv);
 506 }