remoting/protocol/third_party_authenticator_unittest.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 #include "base/bind.h"
   6 #include "net/base/net_errors.h"
   7 #include "remoting/base/rsa_key_pair.h"
   8 #include "remoting/protocol/authenticator_test_base.h"
   9 #include "remoting/protocol/channel_authenticator.h"
  10 #include "remoting/protocol/connection_tester.h"
  11 #include "remoting/protocol/fake_authenticator.h"
  12 #include "remoting/protocol/third_party_authenticator_base.h"
  13 #include "remoting/protocol/third_party_client_authenticator.h"
  14 #include "remoting/protocol/third_party_host_authenticator.h"
  15 #include "testing/gmock/include/gmock/gmock.h"
  16 #include "testing/gtest/include/gtest/gtest.h"
  17 #include "third_party/libjingle/source/talk/xmllite/xmlelement.h"
  18
  19 using testing::_;
  20 using testing::DeleteArg;
  21 using testing::SaveArg;
  22
  23 namespace {
  24
  25 const int kMessageSize = 100;
  26 const int kMessages = 1;
  27
  28 const char kTokenUrl[] = "https://example.com/Issue";
  29 const char kTokenScope[] = "host:a@b.com/1 client:a@b.com/2";
  30 const char kToken[] = "abc123456xyz789";
  31 const char kSharedSecret[] = "1234-1234-5678";
  32 const char kSharedSecretBad[] = "0000-0000-0001";
  33
  34 }  // namespace
  35
  36 namespace remoting {
  37 namespace protocol {
  38
  39 class ThirdPartyAuthenticatorTest : public AuthenticatorTestBase {
  40   class FakeTokenFetcher : public ThirdPartyClientAuthenticator::TokenFetcher {
  41    public:
  42     virtual void FetchThirdPartyToken(
  43         const GURL& token_url,
  44         const std::string& scope,
  45         const TokenFetchedCallback& token_fetched_callback) OVERRIDE {
  46      ASSERT_EQ(token_url.spec(), kTokenUrl);
  47      ASSERT_EQ(scope, kTokenScope);
  48      ASSERT_FALSE(token_fetched_callback.is_null());
  49      on_token_fetched_ = token_fetched_callback;
  50     }
  51
  52     void OnTokenFetched(const std::string& token,
  53                         const std::string& shared_secret) {
  54       ASSERT_FALSE(on_token_fetched_.is_null());
  55       TokenFetchedCallback on_token_fetched = on_token_fetched_;
  56       on_token_fetched_.Reset();
  57       on_token_fetched.Run(token, shared_secret);
  58     }
  59
  60    private:
  61     TokenFetchedCallback on_token_fetched_;
  62   };
  63
  64   class FakeTokenValidator
  65       : public ThirdPartyHostAuthenticator::TokenValidator {
  66    public:
  67     FakeTokenValidator()
  68      : token_url_(kTokenUrl),
  69        token_scope_(kTokenScope) {}
  70
  71     virtual ~FakeTokenValidator() {}
  72
  73     virtual void ValidateThirdPartyToken(
  74         const std::string& token,
  75         const TokenValidatedCallback& token_validated_callback) OVERRIDE {
  76       ASSERT_FALSE(token_validated_callback.is_null());
  77       on_token_validated_ = token_validated_callback;
  78     }
  79
  80     void OnTokenValidated(const std::string& shared_secret) {
  81       ASSERT_FALSE(on_token_validated_.is_null());
  82       TokenValidatedCallback on_token_validated = on_token_validated_;
  83       on_token_validated_.Reset();
  84       on_token_validated.Run(shared_secret);
  85     }
  86
  87     virtual const GURL& token_url() const OVERRIDE {
  88       return token_url_;
  89     }
  90
  91     virtual const std::string& token_scope() const OVERRIDE {
  92       return token_scope_;
  93     }
  94
  95    private:
  96     GURL token_url_;
  97     std::string token_scope_;
  98     base::Callback<void(const std::string& shared_secret)> on_token_validated_;
  99   };
 100
 101  public:
 102   ThirdPartyAuthenticatorTest() {}
 103   virtual ~ThirdPartyAuthenticatorTest() {}
 104
 105  protected:
 106   void InitAuthenticators() {
 107     scoped_ptr<ThirdPartyHostAuthenticator::TokenValidator>
 108         token_validator(new FakeTokenValidator());
 109     token_validator_ = static_cast<FakeTokenValidator*>(token_validator.get());
 110     host_.reset(new ThirdPartyHostAuthenticator(
 111         host_cert_, key_pair_, token_validator.Pass()));
 112     scoped_ptr<ThirdPartyClientAuthenticator::TokenFetcher>
 113         token_fetcher(new FakeTokenFetcher());
 114     token_fetcher_ = static_cast<FakeTokenFetcher*>(token_fetcher.get());
 115     client_.reset(new ThirdPartyClientAuthenticator(token_fetcher.Pass()));
 116   }
 117
 118   FakeTokenFetcher* token_fetcher_;
 119   FakeTokenValidator* token_validator_;
 120
 121  private:
 122   DISALLOW_COPY_AND_ASSIGN(ThirdPartyAuthenticatorTest);
 123 };
 124
 125 TEST_F(ThirdPartyAuthenticatorTest, SuccessfulAuth) {
 126   ASSERT_NO_FATAL_FAILURE(InitAuthenticators());
 127   ASSERT_NO_FATAL_FAILURE(RunHostInitiatedAuthExchange());
 128   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, client_->state());
 129   ASSERT_NO_FATAL_FAILURE(token_fetcher_->OnTokenFetched(
 130       kToken, kSharedSecret));
 131   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, host_->state());
 132   ASSERT_NO_FATAL_FAILURE(
 133       token_validator_->OnTokenValidated(kSharedSecret));
 134
 135   // Both sides have finished.
 136   ASSERT_EQ(Authenticator::ACCEPTED, host_->state());
 137   ASSERT_EQ(Authenticator::ACCEPTED, client_->state());
 138
 139   // An authenticated channel can be created after the authentication.
 140   client_auth_ = client_->CreateChannelAuthenticator();
 141   host_auth_ = host_->CreateChannelAuthenticator();
 142   RunChannelAuth(false);
 143
 144   StreamConnectionTester tester(host_socket_.get(), client_socket_.get(),
 145                                 kMessageSize, kMessages);
 146
 147   tester.Start();
 148   message_loop_.Run();
 149   tester.CheckResults();
 150 }
 151
 152 TEST_F(ThirdPartyAuthenticatorTest, ClientNoSecret) {
 153   ASSERT_NO_FATAL_FAILURE(InitAuthenticators());
 154   ASSERT_NO_FATAL_FAILURE(RunHostInitiatedAuthExchange());
 155   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, client_->state());
 156   ASSERT_NO_FATAL_FAILURE(
 157       token_fetcher_->OnTokenFetched(kToken, std::string()));
 158
 159   // The end result is that the client rejected the connection, since it
 160   // couldn't fetch the secret.
 161   ASSERT_EQ(Authenticator::REJECTED, client_->state());
 162 }
 163
 164 TEST_F(ThirdPartyAuthenticatorTest, InvalidToken) {
 165   ASSERT_NO_FATAL_FAILURE(InitAuthenticators());
 166   ASSERT_NO_FATAL_FAILURE(RunHostInitiatedAuthExchange());
 167   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, client_->state());
 168   ASSERT_NO_FATAL_FAILURE(token_fetcher_->OnTokenFetched(
 169       kToken, kSharedSecret));
 170   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, host_->state());
 171   ASSERT_NO_FATAL_FAILURE(token_validator_->OnTokenValidated(std::string()));
 172
 173   // The end result is that the host rejected the token.
 174   ASSERT_EQ(Authenticator::REJECTED, host_->state());
 175 }
 176
 177 TEST_F(ThirdPartyAuthenticatorTest, CannotFetchToken) {
 178   ASSERT_NO_FATAL_FAILURE(InitAuthenticators());
 179   ASSERT_NO_FATAL_FAILURE(RunHostInitiatedAuthExchange());
 180   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, client_->state());
 181   ASSERT_NO_FATAL_FAILURE(
 182       token_fetcher_->OnTokenFetched(std::string(), std::string()));
 183
 184   // The end result is that the client rejected the connection, since it
 185   // couldn't fetch the token.
 186   ASSERT_EQ(Authenticator::REJECTED, client_->state());
 187 }
 188
 189 // Test that negotiation stops when the fake authentication is rejected.
 190 TEST_F(ThirdPartyAuthenticatorTest, HostBadSecret) {
 191   ASSERT_NO_FATAL_FAILURE(InitAuthenticators());
 192   ASSERT_NO_FATAL_FAILURE(RunHostInitiatedAuthExchange());
 193   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, client_->state());
 194   ASSERT_NO_FATAL_FAILURE(token_fetcher_->OnTokenFetched(
 195       kToken, kSharedSecret));
 196   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, host_->state());
 197   ASSERT_NO_FATAL_FAILURE(
 198       token_validator_->OnTokenValidated(kSharedSecretBad));
 199
 200   // The end result is that the host rejected the fake authentication.
 201   ASSERT_EQ(Authenticator::REJECTED, client_->state());
 202 }
 203
 204 TEST_F(ThirdPartyAuthenticatorTest, ClientBadSecret) {
 205   ASSERT_NO_FATAL_FAILURE(InitAuthenticators());
 206   ASSERT_NO_FATAL_FAILURE(RunHostInitiatedAuthExchange());
 207   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, client_->state());
 208   ASSERT_NO_FATAL_FAILURE(
 209       token_fetcher_->OnTokenFetched(kToken, kSharedSecretBad));
 210   ASSERT_EQ(Authenticator::PROCESSING_MESSAGE, host_->state());
 211   ASSERT_NO_FATAL_FAILURE(
 212       token_validator_->OnTokenValidated(kSharedSecret));
 213
 214   // The end result is that the host rejected the fake authentication.
 215   ASSERT_EQ(Authenticator::REJECTED, client_->state());
 216 }
 217
 218 }  // namespace protocol
 219 }  // namespace remoting