Use driver_internal_info methods for redfish driver

This change switches the redfish driver classes to using
set_driver_internal_info, del_driver_internal_info,
timestamp_driver_internal_info node methods for modifying
driver_internal_info.

Change-Id: If0643bebcee6aea81b6a199353f9dc81656365ac

ironic/drivers/modules/redfish/bios.py

@@ -338,9 +338,8 @@ class RedfishBIOS(base.BIOSInterface):
 
         :param task: a TaskManager instance containing the node to act on.
         """
-        info = task.node.driver_internal_info
-        info['post_factory_reset_reboot_requested'] = True
-        task.node.driver_internal_info = info
+        task.node.set_driver_internal_info(
+            'post_factory_reset_reboot_requested', True)
         task.node.save()
         deploy_utils.set_async_step_flags(task.node, reboot=True,
                                           skip_current_step=False)
@@ -351,10 +350,9 @@ class RedfishBIOS(base.BIOSInterface):
         :param task: a TaskManager instance containing the node to act on.
         :param attributes: the requested BIOS attributes to update.
         """
-        info = task.node.driver_internal_info
-        info['post_config_reboot_requested'] = True
-        info['requested_bios_attrs'] = attributes
-        task.node.driver_internal_info = info
+        task.node.set_driver_internal_info('post_config_reboot_requested',
+                                           True)
+        task.node.set_driver_internal_info('requested_bios_attrs', attributes)
         task.node.save()
         deploy_utils.set_async_step_flags(task.node, reboot=True,
                                           skip_current_step=False)
@@ -364,12 +362,11 @@ class RedfishBIOS(base.BIOSInterface):
 
         :param task: a TaskManager instance containing the node to act on.
         """
-        info = task.node.driver_internal_info
-        info.pop('post_config_reboot_requested', None)
-        info.pop('post_factory_reset_reboot_requested', None)
-        info.pop('requested_bios_attrs', None)
-        task.node.driver_internal_info = info
-        task.node.save()
+        node = task.node
+        node.del_driver_internal_info('post_config_reboot_requested')
+        node.del_driver_internal_info('post_factory_reset_reboot_requested')
+        node.del_driver_internal_info('requested_bios_attrs')
+        node.save()
 
     def _set_step_failed(self, task, attrs_not_updated):
         """Fail the cleaning or deployment step and log the error.

ironic/drivers/modules/redfish/management.py

@@ -806,10 +806,9 @@ class RedfishManagement(base.ManagementInterface):
 
         task_monitor = update_service.simple_update(firmware_url)
 
-        driver_internal_info = node.driver_internal_info
         firmware_update['task_monitor'] = task_monitor.task_monitor_uri
-        driver_internal_info['firmware_updates'] = firmware_updates
-        node.driver_internal_info = driver_internal_info
+        node.set_driver_internal_info('firmware_updates',
+                                      firmware_updates)
 
     def _continue_firmware_updates(self, task, update_service,
                                    firmware_updates):
@@ -838,9 +837,8 @@ class RedfishManagement(base.ManagementInterface):
                        'firmware_image': firmware_update['url'],
                        'node': node.uuid})
 
-            driver_internal_info = node.driver_internal_info
-            driver_internal_info['firmware_updates'] = firmware_updates
-            node.driver_internal_info = driver_internal_info
+            node.set_driver_internal_info('firmware_updates',
+                                          firmware_updates)
             node.save()
             return
 
@@ -866,9 +864,7 @@ class RedfishManagement(base.ManagementInterface):
 
         :param node: the node to clear the firmware updates from
         """
-        driver_internal_info = node.driver_internal_info
-        driver_internal_info.pop('firmware_updates', None)
-        node.driver_internal_info = driver_internal_info
+        node.del_driver_internal_info('firmware_updates')
         node.save()
 
     @METRICS.timer('RedfishManagement._query_firmware_update_failed')

ironic/drivers/modules/redfish/raid.py

@@ -841,9 +841,7 @@ class RedfishRAID(base.RAIDInterface):
                 reboot_required = True
                 raid_configs.append(raid_config)
 
-        driver_internal_info = node.driver_internal_info
-        driver_internal_info['raid_configs'] = raid_configs
-        node.driver_internal_info = driver_internal_info
+        node.set_driver_internal_info('raid_configs', raid_configs)
 
         return_state = None
         deploy_utils.set_async_step_flags(
@@ -914,9 +912,7 @@ class RedfishRAID(base.RAIDInterface):
                 reboot_required = True
                 raid_configs.append(raid_config)
 
-        driver_internal_info = node.driver_internal_info
-        driver_internal_info['raid_configs'] = raid_configs
-        node.driver_internal_info = driver_internal_info
+        node.set_driver_internal_info('raid_configs', raid_configs)
 
         return_state = None
         deploy_utils.set_async_step_flags(
@@ -1007,9 +1003,7 @@ class RedfishRAID(base.RAIDInterface):
 
         :param node: the node to clear the RAID configs from
         """
-        driver_internal_info = node.driver_internal_info
-        driver_internal_info.pop('raid_configs', None)
-        node.driver_internal_info = driver_internal_info
+        node.del_driver_internal_info('raid_configs')
         node.save()
 
     @METRICS.timer('RedfishRAID._query_raid_config_failed')