src/chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.h

   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 "chrome/browser/policy/cloud/cloud_policy_store.h"
  16
  17 namespace base {
  18 class SequencedTaskRunner;
  19 }
  20
  21 namespace enterprise_management {
  22 class PolicyFetchResponse;
  23 }
  24
  25 namespace policy {
  26
  27 class EnterpriseInstallAttributes;
  28
  29 // CloudPolicyStore implementation for device policy on Chrome OS. Policy is
  30 // stored/loaded via DBus to/from session_manager.
  31 class 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_