auto_enrollment_controller.h revision 03b57e008b61dfcb1fbad3aea950ae0e001748b0 
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 CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_AUTO_ENROLLMENT_CONTROLLER_H_
6#define CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_AUTO_ENROLLMENT_CONTROLLER_H_
7
8#include <string>
9#include <vector>
10
11#include "base/callback_list.h"
12#include "base/macros.h"
13#include "base/memory/scoped_ptr.h"
14#include "base/memory/weak_ptr.h"
15#include "chrome/browser/chromeos/policy/auto_enrollment_client.h"
16#include "chrome/browser/chromeos/settings/device_settings_service.h"
17
18namespace policy {
19class ServerBackedStateKeysBroker;
20}
21
22namespace chromeos {
23
24// Drives the auto-enrollment check, running an AutoEnrollmentClient if
25// appropriate to make a decision.
26class AutoEnrollmentController {
27 public:
28  typedef base::CallbackList<void(policy::AutoEnrollmentState)>
29      ProgressCallbackList;
30
31  // Parameter values for the kEnterpriseEnableForcedReEnrollment flag.
32  static const char kForcedReEnrollmentAlways[];
33  static const char kForcedReEnrollmentLegacy[];
34  static const char kForcedReEnrollmentNever[];
35  static const char kForcedReEnrollmentOfficialBuild[];
36
37  // Auto-enrollment modes.
38  enum Mode {
39    // No automatic enrollment.
40    MODE_NONE,
41    // Legacy auto-enrollment.
42    MODE_LEGACY_AUTO_ENROLLMENT,
43    // Forced re-enrollment.
44    MODE_FORCED_RE_ENROLLMENT,
45  };
46
47  // Gets the auto-enrollment mode based on command-line flags and official
48  // build status.
49  static Mode GetMode();
50
51  AutoEnrollmentController();
52  ~AutoEnrollmentController();
53
54  // Starts the auto-enrollment check.
55  void Start();
56
57  // Stops any pending auto-enrollment checking.
58  void Cancel();
59
60  // Retry checking.
61  void Retry();
62
63  // Registers a callback to invoke on state changes.
64  scoped_ptr<ProgressCallbackList::Subscription> RegisterProgressCallback(
65      const ProgressCallbackList::CallbackType& callback);
66
67  // Checks whether legacy auto-enrollment should be performed.
68  bool ShouldEnrollSilently();
69
70  policy::AutoEnrollmentState state() const { return state_; }
71
72 private:
73  // Callback for the ownership status check.
74  void OnOwnershipStatusCheckDone(
75      DeviceSettingsService::OwnershipStatus status);
76
77  // Starts the auto-enrollment client.
78  void StartClient(const std::vector<std::string>& state_keys, bool first_boot);
79
80  // Sets |state_| and notifies |progress_callbacks_|.
81  void UpdateState(policy::AutoEnrollmentState state);
82
83  policy::AutoEnrollmentState state_;
84  ProgressCallbackList progress_callbacks_;
85
86  base::WeakPtrFactory<AutoEnrollmentController> client_start_weak_factory_;
87
88  scoped_ptr<policy::AutoEnrollmentClient> client_;
89
90  DISALLOW_COPY_AND_ASSIGN(AutoEnrollmentController);
91};
92
93}  // namespace chromeos
94
95#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_ENROLLMENT_AUTO_ENROLLMENT_CONTROLLER_H_
96