chromeos/login/auth/auth_attempt_state.h

   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 #ifndef CHROMEOS_LOGIN_AUTH_AUTH_ATTEMPT_STATE_H_
   6 #define CHROMEOS_LOGIN_AUTH_AUTH_ATTEMPT_STATE_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/weak_ptr.h"
  11 #include "chromeos/chromeos_export.h"
  12 #include "chromeos/login/auth/auth_status_consumer.h"
  13 #include "chromeos/login/auth/user_context.h"
  14 #include "google_apis/gaia/gaia_auth_consumer.h"
  15 #include "google_apis/gaia/gaia_auth_fetcher.h"
  16 #include "third_party/cros_system_api/dbus/service_constants.h"
  17
  18 namespace chromeos {
  19
  20 // Tracks the state associated with a single attempt to log in to chromium OS.
  21 // Enforces that methods are only called on the UI thread.
  22 class CHROMEOS_EXPORT AuthAttemptState
  23     : public base::SupportsWeakPtr<AuthAttemptState> {
  24  public:
  25   // Used to initialize for a login attempt.
  26   AuthAttemptState(const UserContext& user_context,
  27                    bool unlock,
  28                    bool online_complete,
  29                    bool user_is_new);
  30
  31   virtual ~AuthAttemptState();
  32
  33   // Copy |user_context| and copy |outcome| into this object, so we can have
  34   // a copy we're sure to own, and can make available on the UI thread.
  35   // Must be called from the UI thread.
  36   void RecordOnlineLoginStatus(const AuthFailure& outcome);
  37
  38   // Copy |username_hash| into this object, so we can have
  39   // a copy we're sure to own, and can make available on the UI thread.
  40   // Must be called from the UI thread.
  41   void RecordUsernameHash(const std::string& username_hash);
  42
  43   // Marks that the username hash request attempt has failed.
  44   void RecordUsernameHashFailed();
  45
  46   // Marks username hash as being requested so that flow will block till both
  47   // requests (Mount/GetUsernameHash) are completed.
  48   void UsernameHashRequested();
  49
  50   // The next attempt will not allow HOSTED accounts to log in.
  51   void DisableHosted();
  52
  53   // Copy |cryptohome_code| and |cryptohome_outcome| into this object,
  54   // so we can have a copy we're sure to own, and can make available
  55   // on the UI thread.  Must be called from the UI thread.
  56   void RecordCryptohomeStatus(bool cryptohome_outcome,
  57                               cryptohome::MountError cryptohome_code);
  58
  59   // Blow away locally stored cryptohome login status.
  60   // Must be called from the UI thread.
  61   void ResetCryptohomeStatus();
  62
  63   virtual bool online_complete();
  64   virtual const AuthFailure& online_outcome();
  65   virtual bool is_first_time_user();
  66   virtual GaiaAuthFetcher::HostedAccountsSetting hosted_policy();
  67
  68   virtual bool cryptohome_complete();
  69   virtual bool cryptohome_outcome();
  70   virtual cryptohome::MountError cryptohome_code();
  71
  72   virtual bool username_hash_obtained();
  73   virtual bool username_hash_valid();
  74
  75   // Saved so we can retry client login, and also so we know for whom login
  76   // has succeeded, in the event of successful completion.
  77   UserContext user_context;
  78
  79   // These fields are saved so we can retry client login.
  80   const std::string login_token;
  81   const std::string login_captcha;
  82
  83   const bool unlock;  // True if authenticating to unlock the computer.
  84
  85  protected:
  86   // Status of our online login attempt.
  87   bool online_complete_;
  88   AuthFailure online_outcome_;
  89
  90   // Whether or not we're accepting HOSTED accounts during the current
  91   // online auth attempt.
  92   GaiaAuthFetcher::HostedAccountsSetting hosted_policy_;
  93   bool is_first_time_user_;
  94
  95   // Status of our cryptohome op attempt. Can only have one in flight at a time.
  96   bool cryptohome_complete_;
  97   bool cryptohome_outcome_;
  98   cryptohome::MountError cryptohome_code_;
  99
 100  private:
 101   // Status of the crypthome GetSanitizedUsername() async call.
 102   // This gets initialized as being completed and those callers
 103   // that would explicitly request username hash would have to reset this.
 104   bool username_hash_obtained_;
 105
 106   // After the username hash request is completed, this marks whether
 107   // the request was successful.
 108   bool username_hash_valid_;
 109
 110   DISALLOW_COPY_AND_ASSIGN(AuthAttemptState);
 111 };
 112
 113 }  // namespace chromeos
 114
 115 #endif  // CHROMEOS_LOGIN_AUTH_AUTH_ATTEMPT_STATE_H_