device_cloud_policy_store_chromeos.h revision a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7 
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#ifndef CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_CLOUD_POLICY_STORE_CHROMEOS_H_
6#define CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_CLOUD_POLICY_STORE_CHROMEOS_H_
7
8#include "base/basictypes.h"
9#include "base/compiler_specific.h"
10#include "base/memory/ref_counted.h"
11#include "base/memory/scoped_ptr.h"
12#include "base/memory/weak_ptr.h"
13#include "chrome/browser/chromeos/policy/device_cloud_policy_validator.h"
14#include "chrome/browser/chromeos/settings/device_settings_service.h"
15#include "components/policy/core/common/cloud/cloud_policy_store.h"
16
17namespace base {
18class SequencedTaskRunner;
19}
20
21namespace enterprise_management {
22class PolicyFetchResponse;
23}
24
25namespace policy {
26
27class EnterpriseInstallAttributes;
28
29// CloudPolicyStore implementation for device policy on Chrome OS. Policy is
30// stored/loaded via DBus to/from session_manager.
31class DeviceCloudPolicyStoreChromeOS
32    : public CloudPolicyStore,
33      public chromeos::DeviceSettingsService::Observer {
34 public:
35  DeviceCloudPolicyStoreChromeOS(
36      chromeos::DeviceSettingsService* device_settings_service,
37      EnterpriseInstallAttributes* install_attributes,
38      scoped_refptr<base::SequencedTaskRunner> background_task_runner);
39  virtual ~DeviceCloudPolicyStoreChromeOS();
40
41  // CloudPolicyStore:
42  virtual void Store(
43      const enterprise_management::PolicyFetchResponse& policy) OVERRIDE;
44  virtual void Load() OVERRIDE;
45
46  // Installs initial policy. This is different from Store() in that it skips
47  // the signature validation step against already-installed policy. The checks
48  // against installation-time attributes are performed nevertheless. The result
49  // of the operation is reported through the OnStoreLoaded() or OnStoreError()
50  // observer callbacks.
51  void InstallInitialPolicy(
52      const enterprise_management::PolicyFetchResponse& policy);
53
54  // chromeos::DeviceSettingsService::Observer:
55  virtual void OwnershipStatusChanged() OVERRIDE;
56  virtual void DeviceSettingsUpdated() OVERRIDE;
57
58 private:
59  // Create a validator for |policy| with basic device policy configuration and
60  // OnPolicyStored() as the completion callback.
61  scoped_ptr<DeviceCloudPolicyValidator> CreateValidator(
62      const enterprise_management::PolicyFetchResponse& policy);
63
64  // Called on completion on the policy validation prior to storing policy.
65  // Starts the actual store operation.
66  void OnPolicyToStoreValidated(DeviceCloudPolicyValidator* validator);
67
68  // Handles store completion operations updates status.
69  void OnPolicyStored();
70
71  // Re-syncs policy and status from |device_settings_service_|.
72  void UpdateFromService();
73
74  chromeos::DeviceSettingsService* device_settings_service_;
75  EnterpriseInstallAttributes* install_attributes_;
76
77  scoped_refptr<base::SequencedTaskRunner> background_task_runner_;
78
79  base::WeakPtrFactory<DeviceCloudPolicyStoreChromeOS> weak_factory_;
80
81  DISALLOW_COPY_AND_ASSIGN(DeviceCloudPolicyStoreChromeOS);
82};
83
84}  // namespace policy
85
86#endif  // CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_CLOUD_POLICY_STORE_CHROMEOS_H_
87