Allow streaming raw partition images

This change removes the safeguard that prevented the partition images
from being converted to the raw format when HTTP is used as a source.

Story: #2003809
Task: #26567
Change-Id: If43ca82a830e416596dc751256d0a3bcce4a5630
Depends-On: https://review.openstack.org/#/c/605707/

ironic/drivers/modules/deploy_utils.py

@@ -1098,8 +1098,7 @@ def direct_deploy_should_convert_raw_image(node):
     :returns: Boolean, whether the direct deploy interface should convert
         image to raw.
     """
-    iwdi = node.driver_internal_info.get('is_whole_disk_image')
-    return CONF.force_raw_images and CONF.agent.stream_raw_images and iwdi
+    return CONF.force_raw_images and CONF.agent.stream_raw_images
 
 
 @image_cache.cleanup(priority=50)

ironic/tests/unit/drivers/modules/test_deploy_utils.py

@@ -1753,7 +1753,7 @@ class AgentMethodsTestCase(db_base.DbTestCase):
         internal_info = self.node.driver_internal_info
         internal_info['is_whole_disk_image'] = False
         self.node.driver_internal_info = internal_info
-        self.assertFalse(
+        self.assertTrue(
             utils.direct_deploy_should_convert_raw_image(self.node))
 
 

releasenotes/notes/streaming-partition-images-d58fe619658b066e.yaml

@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    Allows streaming raw partition images to the ramdisk when using the
+    ``direct`` deploy interface. Requires **ironic-python-agent** from
+    the Stein release series.