Merge "Show words indicating booted from volume for server image"

openstackclient/compute/v2/server.py

@@ -39,6 +39,8 @@ from openstackclient.network import common as network_common
 
 LOG = logging.getLogger(__name__)
 
+IMAGE_STRING_FOR_BFV = 'N/A (booted from volume)'
+
 
 def _format_servers_list_networks(networks):
     """Return a formatted string of a server's networks
@@ -148,6 +150,12 @@ def _prep_server_detail(compute_client, image_client, server, refresh=True):
             info['image'] = "%s (%s)" % (image.name, image_id)
         except Exception:
             info['image'] = image_id
+    else:
+        # NOTE(melwitt): An server booted from a volume will have no image
+        # associated with it. We fill in the image with "N/A (booted from
+        # volume)" to help users who want to be able to grep for
+        # boot-from-volume servers when using the CLI.
+        info['image'] = IMAGE_STRING_FOR_BFV
 
     # Convert the flavor blob to a name
     flavor_info = info.get('flavor', {})
@@ -1526,8 +1534,12 @@ class ListServer(command.Lister):
                     s.image_name = image.name
                 s.image_id = s.image['id']
             else:
-                s.image_name = ''
-                s.image_id = ''
+                # NOTE(melwitt): An server booted from a volume will have no
+                # image associated with it. We fill in the Image Name and ID
+                # with "N/A (booted from volume)" to help users who want to be
+                # able to grep for boot-from-volume servers when using the CLI.
+                s.image_name = IMAGE_STRING_FOR_BFV
+                s.image_id = IMAGE_STRING_FOR_BFV
             if 'id' in s.flavor:
                 flavor = flavors.get(s.flavor['id'])
                 if flavor:

openstackclient/tests/functional/compute/v2/test_server.py

@@ -16,6 +16,7 @@ import uuid
 
 from tempest.lib import exceptions
 
+from openstackclient.compute.v2 import server as v2_server
 from openstackclient.tests.functional.compute.v2 import common
 from openstackclient.tests.functional.volume.v2 import common as volume_common
 
@@ -509,6 +510,20 @@ class ServerTests(common.ComputeTestCase):
             server['name'],
         )
 
+        # check that image indicates server "booted from volume"
+        self.assertEqual(
+            v2_server.IMAGE_STRING_FOR_BFV,
+            server['image'],
+        )
+        # check server list too
+        servers = json.loads(self.openstack(
+            'server list -f json'
+        ))
+        self.assertEqual(
+            v2_server.IMAGE_STRING_FOR_BFV,
+            servers[0]['Image']
+        )
+
         # check volumes
         cmd_output = json.loads(self.openstack(
             'volume show -f json ' +
@@ -781,8 +796,8 @@ class ServerTests(common.ComputeTestCase):
             self.addCleanup(self.openstack, 'volume delete ' + vol['id'])
 
         # Since the server is volume-backed the GET /servers/{server_id}
-        # response will have image=''.
-        self.assertEqual('', cmd_output['image'])
+        # response will have image='N/A (booted from volume)'.
+        self.assertEqual(v2_server.IMAGE_STRING_FOR_BFV, cmd_output['image'])
 
         # check the volume that attached on server
         cmd_output = json.loads(self.openstack(

openstackclient/tests/unit/compute/v2/test_server.py

@@ -2609,7 +2609,7 @@ class TestServerList(TestServer):
                 s.status,
                 server._format_servers_list_networks(s.networks),
                 # Image will be an empty string if boot-from-volume
-                self.image.name if s.image else s.image,
+                self.image.name if s.image else server.IMAGE_STRING_FOR_BFV,
                 self.flavor.name,
             ))
             self.data_long.append((
@@ -2622,8 +2622,8 @@ class TestServerList(TestServer):
                 ),
                 server._format_servers_list_networks(s.networks),
                 # Image will be an empty string if boot-from-volume
-                self.image.name if s.image else s.image,
-                s.image['id'] if s.image else s.image,
+                self.image.name if s.image else server.IMAGE_STRING_FOR_BFV,
+                s.image['id'] if s.image else server.IMAGE_STRING_FOR_BFV,
                 self.flavor.name,
                 s.flavor['id'],
                 getattr(s, 'OS-EXT-AZ:availability_zone'),
@@ -2636,7 +2636,7 @@ class TestServerList(TestServer):
                 s.status,
                 server._format_servers_list_networks(s.networks),
                 # Image will be an empty string if boot-from-volume
-                s.image['id'] if s.image else s.image,
+                s.image['id'] if s.image else server.IMAGE_STRING_FOR_BFV,
                 s.flavor['id']
             ))