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| 1 // Copyright (c) 2012 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/browser/chromeos/login/oauth_login_verifier.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "base/metrics/histogram.h" | |
| 9 #include "chrome/browser/browser_process.h" | |
| 10 #include "chrome/browser/chromeos/cros/cros_library.h" | |
| 11 #include "chrome/browser/chromeos/cros/network_library.h" | |
| 12 #include "chrome/browser/profiles/profile_manager.h" | |
| 13 #include "content/public/browser/browser_thread.h" | |
| 14 #include "google_apis/gaia/gaia_constants.h" | |
| 15 #include "google_apis/gaia/google_service_auth_error.h" | |
| 16 | |
| 17 using content::BrowserThread; | |
| 18 | |
| 19 namespace chromeos { | |
| 20 | |
| 21 namespace { | |
| 22 | |
| 23 // OAuth token verification max retry count. | |
| 24 const int kMaxOAuthTokenVerificationAttemptCount = 5; | |
| 25 // OAuth token verification retry delay in milliseconds. | |
| 26 const int kOAuthVerificationRestartDelay = 10000; | |
| 27 | |
| 28 // The service scope of the OAuth v2 token that ChromeOS login will be | |
| 29 // requesting. | |
| 30 const char kServiceScopeChromeOS[] = | |
| 31 "https://www.googleapis.com/auth/chromesync"; | |
| 32 | |
| 33 } // namespace | |
| 34 | |
| 35 OAuthLoginVerifier::OAuthLoginVerifier(OAuthLoginVerifier::Delegate* delegate, | |
| 36 Profile* user_profile, | |
| 37 const std::string& oauth1_token, | |
| 38 const std::string& oauth1_secret, | |
| 39 const std::string& username) | |
| 40 : delegate_(delegate), | |
| 41 oauth_fetcher_(this, | |
| 42 g_browser_process->system_request_context(), | |
| 43 kServiceScopeChromeOS), | |
| 44 gaia_fetcher_(this, | |
| 45 std::string(GaiaConstants::kChromeOSSource), | |
| 46 user_profile->GetRequestContext()), | |
| 47 oauth1_token_(oauth1_token), | |
| 48 oauth1_secret_(oauth1_secret), | |
| 49 username_(username), | |
| 50 user_profile_(user_profile), | |
| 51 verification_count_(0), | |
| 52 step_(VERIFICATION_STEP_UNVERIFIED) { | |
| 53 } | |
| 54 | |
| 55 OAuthLoginVerifier::~OAuthLoginVerifier() { | |
| 56 } | |
| 57 | |
| 58 void OAuthLoginVerifier::StartOAuthVerification() { | |
| 59 if (oauth1_token_.empty() || oauth1_secret_.empty()) { | |
| 60 // Empty OAuth1 access token or secret probably means that we are | |
| 61 // dealing with a legacy ChromeOS account. This should be treated as | |
| 62 // invalid/expired token. | |
| 63 OnOAuthLoginFailure(GoogleServiceAuthError( | |
| 64 GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS)); | |
| 65 } else { | |
| 66 oauth_fetcher_.StartOAuthLogin(GaiaConstants::kChromeOSSource, | |
| 67 GaiaConstants::kPicasaService, | |
| 68 oauth1_token_, | |
| 69 oauth1_secret_); | |
| 70 } | |
| 71 } | |
| 72 | |
| 73 void OAuthLoginVerifier::ContinueVerification() { | |
| 74 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 75 // Check if we have finished with this one already. | |
| 76 if (is_done()) | |
| 77 return; | |
| 78 | |
| 79 if (user_profile_ != ProfileManager::GetDefaultProfile()) | |
| 80 return; | |
| 81 | |
| 82 // Check if we currently trying to fetch something. | |
| 83 if (oauth_fetcher_.HasPendingFetch() || gaia_fetcher_.HasPendingFetch()) | |
| 84 return; | |
| 85 | |
| 86 if (CrosLibrary::Get()->libcros_loaded()) { | |
| 87 // Delay the verification if the network is not connected or on a captive | |
| 88 // portal. | |
| 89 const Network* network = | |
| 90 CrosLibrary::Get()->GetNetworkLibrary()->active_network(); | |
| 91 if (!network || !network->connected() || network->restricted_pool()) { | |
| 92 BrowserThread::PostDelayedTask( | |
| 93 BrowserThread::UI, FROM_HERE, | |
| 94 base::Bind(&OAuthLoginVerifier::ContinueVerification, AsWeakPtr()), | |
| 95 base::TimeDelta::FromMilliseconds(kOAuthVerificationRestartDelay)); | |
| 96 return; | |
| 97 } | |
| 98 } | |
| 99 | |
| 100 verification_count_++; | |
| 101 if (step_ == VERIFICATION_STEP_UNVERIFIED) { | |
| 102 DVLOG(1) << "Retrying to verify OAuth1 access tokens."; | |
| 103 StartOAuthVerification(); | |
| 104 } else { | |
| 105 DVLOG(1) << "Retrying to fetch user cookies."; | |
| 106 StartCookiesRetrieval(); | |
| 107 } | |
| 108 } | |
| 109 | |
| 110 void OAuthLoginVerifier::StartCookiesRetrieval() { | |
| 111 DCHECK(!sid_.empty()); | |
| 112 DCHECK(!lsid_.empty()); | |
| 113 gaia_fetcher_.StartIssueAuthToken(sid_, lsid_, GaiaConstants::kGaiaService); | |
| 114 } | |
| 115 | |
| 116 bool OAuthLoginVerifier::RetryOnError(const GoogleServiceAuthError& error) { | |
| 117 if (error.state() == GoogleServiceAuthError::CONNECTION_FAILED || | |
| 118 error.state() == GoogleServiceAuthError::SERVICE_UNAVAILABLE || | |
| 119 error.state() == GoogleServiceAuthError::REQUEST_CANCELED) { | |
| 120 if (verification_count_ < kMaxOAuthTokenVerificationAttemptCount) { | |
| 121 BrowserThread::PostDelayedTask( | |
| 122 BrowserThread::UI, FROM_HERE, | |
| 123 base::Bind(&OAuthLoginVerifier::ContinueVerification, AsWeakPtr()), | |
| 124 base::TimeDelta::FromMilliseconds(kOAuthVerificationRestartDelay)); | |
| 125 return true; | |
| 126 } | |
| 127 } | |
| 128 step_ = VERIFICATION_STEP_FAILED; | |
| 129 return false; | |
| 130 } | |
| 131 | |
| 132 void OAuthLoginVerifier::OnOAuthLoginSuccess(const std::string& sid, | |
| 133 const std::string& lsid, | |
| 134 const std::string& auth) { | |
| 135 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 136 step_ = VERIFICATION_STEP_OAUTH_VERIFIED; | |
| 137 verification_count_ = 0; | |
| 138 sid_ = sid; | |
| 139 lsid_ = lsid; | |
| 140 delegate_->OnOAuthVerificationSucceeded(username_, sid, lsid, auth); | |
| 141 StartCookiesRetrieval(); | |
| 142 } | |
| 143 | |
| 144 void OAuthLoginVerifier::OnOAuthLoginFailure( | |
| 145 const GoogleServiceAuthError& error) { | |
| 146 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 147 LOG(WARNING) << "Failed to verify OAuth1 access tokens," | |
| 148 << " error.state=" << error.state(); | |
| 149 | |
| 150 if (!RetryOnError(error)) { | |
| 151 UMA_HISTOGRAM_ENUMERATION("LoginVerifier.LoginFailureWithNoRetry", | |
| 152 error.state(), | |
| 153 GoogleServiceAuthError::NUM_STATES); | |
| 154 delegate_->OnOAuthVerificationFailed(username_); | |
| 155 } else { | |
| 156 UMA_HISTOGRAM_ENUMERATION("LoginVerifier.LoginFailureWithRetry", | |
| 157 error.state(), | |
| 158 GoogleServiceAuthError::NUM_STATES); | |
| 159 } | |
| 160 } | |
| 161 | |
| 162 void OAuthLoginVerifier::OnCookieFetchFailed( | |
| 163 const GoogleServiceAuthError& error) { | |
| 164 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 165 | |
| 166 if (!RetryOnError(error)) { | |
| 167 UMA_HISTOGRAM_ENUMERATION("LoginVerifier.CookieFetchFailureWithNoRetry", | |
| 168 error.state(), | |
| 169 GoogleServiceAuthError::NUM_STATES); | |
| 170 delegate_->OnUserCookiesFetchFailed(username_); | |
| 171 } else { | |
| 172 UMA_HISTOGRAM_ENUMERATION("LoginVerifier.CookieFetchFailureWithRetry", | |
| 173 error.state(), | |
| 174 GoogleServiceAuthError::NUM_STATES); | |
| 175 } | |
| 176 } | |
| 177 | |
| 178 void OAuthLoginVerifier::OnIssueAuthTokenSuccess( | |
| 179 const std::string& service, | |
| 180 const std::string& auth_token) { | |
| 181 gaia_fetcher_.StartMergeSession(auth_token); | |
| 182 } | |
| 183 | |
| 184 void OAuthLoginVerifier::OnIssueAuthTokenFailure( | |
| 185 const std::string& service, | |
| 186 const GoogleServiceAuthError& error) { | |
| 187 DVLOG(1) << "Failed IssueAuthToken request," | |
| 188 << " error.state=" << error.state(); | |
| 189 OnCookieFetchFailed(error); | |
| 190 } | |
| 191 | |
| 192 void OAuthLoginVerifier::OnMergeSessionSuccess(const std::string& data) { | |
| 193 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | |
| 194 DVLOG(1) << "MergeSession successful."; | |
| 195 step_ = VERIFICATION_STEP_COOKIES_FETCHED; | |
| 196 delegate_->OnUserCookiesFetchSucceeded(username_); | |
| 197 } | |
| 198 | |
| 199 void OAuthLoginVerifier::OnMergeSessionFailure( | |
| 200 const GoogleServiceAuthError& error) { | |
| 201 DVLOG(1) << "Failed MergeSession request," | |
| 202 << " error.state=" << error.state(); | |
| 203 OnCookieFetchFailed(error); | |
| 204 } | |
| 205 | |
| 206 } // namespace chromeos | |
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