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 "components/policy/core/common/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   virtual void OnDeviceSettingsServiceShutdown() override;
  58
  59  private:
  60   // Create a validator for |policy| with basic device policy configuration and
  61   // OnPolicyStored() as the completion callback.
  62   scoped_ptr<DeviceCloudPolicyValidator> CreateValidator(
  63       const enterprise_management::PolicyFetchResponse& policy);
  64
  65   // Called on completion on the policy validation prior to storing policy.
  66   // Starts the actual store operation.
  67   void OnPolicyToStoreValidated(DeviceCloudPolicyValidator* validator);
  68
  69   // Handles store completion operations updates status.
  70   void OnPolicyStored();
  71
  72   // Re-syncs policy and status from |device_settings_service_|.
  73   void UpdateFromService();
  74
  75   chromeos::DeviceSettingsService* device_settings_service_;
  76   EnterpriseInstallAttributes* install_attributes_;
  77
  78   scoped_refptr<base::SequencedTaskRunner> background_task_runner_;
  79
  80   // Whether enterprise enrollment validation has yet been done.
  81   bool enrollment_validation_done_;
  82
  83   base::WeakPtrFactory<DeviceCloudPolicyStoreChromeOS> weak_factory_;
  84
  85   DISALLOW_COPY_AND_ASSIGN(DeviceCloudPolicyStoreChromeOS);
  86 };
  87
  88 }  // namespace policy
  89
  90 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_CLOUD_POLICY_STORE_CHROMEOS_H_