Implement managed in-band inspection boot for ilo-virtual-media

Change-Id: I30ae85430b5b056abe870985d20915cf84393c17
Story: #1528920
Task: #37983

ironic/drivers/modules/ilo/boot.py

@@ -447,6 +447,21 @@ class IloVirtualMediaBoot(base.BootInterface):
         else:
             _validate_instance_image_info(task)
 
+    def validate_inspection(self, task):
+        """Validate that the node has required properties for inspection.
+
+        :param task: A TaskManager instance with the node being checked
+        :raises: MissingParameterValue if node is missing one or more required
+            parameters
+        :raises: UnsupportedDriverExtension
+        """
+        try:
+            _validate_driver_info(task)
+        except exception.MissingParameterValue:
+            # Fall back to non-managed in-band inspection
+            raise exception.UnsupportedDriverExtension(
+                driver=task.node.driver, extension='inspection')
+
     @METRICS.timer('IloVirtualMediaBoot.prepare_ramdisk')
     def prepare_ramdisk(self, task, ramdisk_params):
         """Prepares the boot of deploy ramdisk using virtual media.
@@ -474,7 +489,8 @@ class IloVirtualMediaBoot(base.BootInterface):
         # modify the state of the node due to virtual media operations.
         if node.provision_state not in (states.DEPLOYING,
                                         states.CLEANING,
-                                        states.RESCUING):
+                                        states.RESCUING,
+                                        states.INSPECTING):
             return
 
         prepare_node_for_deploy(task)

ironic/tests/unit/drivers/modules/ilo/test_boot.py

@@ -772,6 +772,22 @@ class IloVirtualMediaBootTestCase(test_common.BaseIloTest):
             mock_val_driver_info.assert_called_once_with(task)
             self.assertFalse(mock_val_instance_image_info.called)
 
+    @mock.patch.object(ilo_boot, '_validate_driver_info', autospec=True)
+    def test_validate_inspection(self, mock_val_driver_info):
+        with task_manager.acquire(self.context, self.node.uuid,
+                                  shared=True) as task:
+            task.node.driver_info['ilo_deploy_iso'] = 'deploy-iso'
+            task.driver.boot.validate_inspection(task)
+            mock_val_driver_info.assert_called_once_with(task)
+
+    @mock.patch.object(ilo_common, 'parse_driver_info', spec_set=True,
+                       autospec=True)
+    def test_validate_inspection_missing(self, mock_parse_driver_info):
+        with task_manager.acquire(self.context, self.node.uuid,
+                                  shared=True) as task:
+            self.assertRaises(exception.UnsupportedDriverExtension,
+                              task.driver.boot.validate_inspection, task)
+
     @mock.patch.object(ilo_boot, 'prepare_node_for_deploy',
                        spec_set=True, autospec=True)
     @mock.patch.object(ilo_common, 'eject_vmedia_devices',

releasenotes/notes/ilo-managed-inspection-8b549c003224e011.yaml

@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    The ``ilo-virtual-media`` boot interface now supports managing boot
+    for in-band inspection. This enables using virtual media instead of PXE
+    for in-band inspection.