baremetal-introspection: allow fetching unprocessed data

Depends-On: https://review.opendev.org/743504
Change-Id: I5b42527a10ca93aff98abb62abf3026e107c549e

openstack/baremetal_introspection/v1/_proxy.py

@@ -86,17 +86,19 @@ class Proxy(proxy.Proxy):
         """
         return self._get(_introspect.Introspection, introspection)
 
-    def get_introspection_data(self, introspection):
+    def get_introspection_data(self, introspection, processed=True):
         """Get introspection data.
 
         :param introspection: The value can be the name or ID of an
             introspection (matching bare metal node name or ID) or
             an :class:`~.introspection.Introspection` instance.
+        :param processed: Whether to fetch the final processed data (the
+            default) or the raw unprocessed data as received from the ramdisk.
         :returns: introspection data from the most recent successful run.
         :rtype: dict
         """
         res = self._get_resource(_introspect.Introspection, introspection)
-        return res.get_data(self)
+        return res.get_data(self, processed=processed)
 
     def abort_introspection(self, introspection, ignore_missing=True):
         """Abort an introspection.

openstack/baremetal_introspection/v1/introspection.py

@@ -73,7 +73,7 @@ class Introspection(resource.Resource):
                .format(id=self.id))
         exceptions.raise_from_response(response, error_message=msg)
 
-    def get_data(self, session):
+    def get_data(self, session, processed=True):
         """Get introspection data.
 
         Note that the introspection data format is not stable and can vary
@@ -81,14 +81,20 @@ class Introspection(resource.Resource):
 
         :param session: The session to use for making this request.
         :type session: :class:`~keystoneauth1.adapter.Adapter`
+        :param processed: Whether to fetch the final processed data (the
+            default) or the raw unprocessed data as received from the ramdisk.
+        :type processed: bool
         :returns: introspection data from the most recent successful run.
         :rtype: dict
         """
         session = self._get_session(session)
 
-        version = self._get_microversion_for(session, 'fetch')
+        version = (self._get_microversion_for(session, 'fetch')
+                   if processed else '1.17')
         request = self._prepare_request(requires_id=True)
         request.url = utils.urljoin(request.url, 'data')
+        if not processed:
+            request.url = utils.urljoin(request.url, 'unprocessed')
         response = session.get(
             request.url, headers=request.headers, microversion=version)
         msg = ("Failed to fetch introspection data for node {id}"

openstack/tests/unit/baremetal_introspection/v1/test_proxy.py

@@ -163,3 +163,12 @@ class TestGetData(base.TestCase):
             self.proxy, 'introspection/1234/data', 'GET',
             headers=mock.ANY, microversion=mock.ANY)
         self.assertIs(data, mock_request.return_value.json.return_value)
+
+    def test_get_unprocessed_data(self, mock_request):
+        mock_request.return_value.status_code = 200
+        data = self.proxy.get_introspection_data(self.introspection,
+                                                 processed=False)
+        mock_request.assert_called_once_with(
+            self.proxy, 'introspection/1234/data/unprocessed', 'GET',
+            headers=mock.ANY, microversion='1.17')
+        self.assertIs(data, mock_request.return_value.json.return_value)

releasenotes/notes/unprocessed-2d75133911945869.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Supports fetching raw (unprocessed) introspection data from the bare metal
+    introspection service.