openstack
diff --git a/‎openstackclient/image/v2/image.py‎
Lines changed: 12 additions & 0 deletions b/‎openstackclient/image/v2/image.py‎
Lines changed: 12 additions & 0 deletions
diff --git a/‎openstackclient/tests/unit/image/v2/test_image.py‎
Lines changed: 64 additions & 2 deletions b/‎openstackclient/tests/unit/image/v2/test_image.py‎
Lines changed: 64 additions & 2 deletions
diff --git a/‎releasenotes/notes/add-store-preference-to-image-save-5daad2fb8b6d960a.yaml‎
Lines changed: 7 additions & 0 deletions b/‎releasenotes/notes/add-store-preference-to-image-save-5daad2fb8b6d960a.yaml‎
Lines changed: 7 additions & 0 deletions
@@ -1142,6 +1142,17 @@ def get_parser(self, prog_name: str) -> argparse.ArgumentParser:
             dest="filename",
             help=_("Downloaded image save filename (default: stdout)"),
         )
+        parser.add_argument(
+            "--store-preference",
+            metavar="<store>",
+            dest="store_preferences",
+            action="append",
+            help=_(
+                "Preferred store to download the image from "
+                "(repeat option to specify multiple store preferences in "
+                "order)"
+            ),
+        )
         parser.add_argument(
             "image",
             metavar="<image>",
@@ -1165,6 +1176,7 @@ def take_action(self, parsed_args: argparse.Namespace) -> None:
             stream=True,
             output=output_file,
             chunk_size=parsed_args.chunk_size,
+            store_preferences=parsed_args.store_preferences,
         )
 
 
 
@@ -2504,7 +2504,11 @@ def test_save_data(self):
         self.cmd.take_action(parsed_args)
 
         self.image_client.download_image.assert_called_once_with(
-            self.image.id, output='/path/to/file', stream=True, chunk_size=1024
+            self.image.id,
+            stream=True,
+            output='/path/to/file',
+            chunk_size=1024,
+            store_preferences=None,
         )
 
     def test_save_data_with_chunk_size(self):
@@ -2526,7 +2530,65 @@ def test_save_data_with_chunk_size(self):
         self.cmd.take_action(parsed_args)
 
         self.image_client.download_image.assert_called_once_with(
-            self.image.id, output='/path/to/file', stream=True, chunk_size=2048
+            self.image.id,
+            stream=True,
+            output='/path/to/file',
+            chunk_size=2048,
+            store_preferences=None,
+        )
+
+    def test_save_data_with_single_store_preference(self):
+        arglist = [
+            '--file',
+            '/path/to/file',
+            '--store-preference',
+            'ceph',
+            self.image.id,
+        ]
+
+        verifylist = [
+            ('filename', '/path/to/file'),
+            ('store_preferences', ['ceph']),
+            ('image', self.image.id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        self.cmd.take_action(parsed_args)
+
+        self.image_client.download_image.assert_called_once_with(
+            self.image.id,
+            output='/path/to/file',
+            stream=True,
+            chunk_size=1024,
+            store_preferences=['ceph'],
+        )
+
+    def test_save_data_with_multiple_store_preferences(self):
+        arglist = [
+            '--file',
+            '/path/to/file',
+            '--store-preference',
+            'ceph',
+            '--store-preference',
+            's3',
+            self.image.id,
+        ]
+
+        verifylist = [
+            ('filename', '/path/to/file'),
+            ('store_preferences', ['ceph', 's3']),
+            ('image', self.image.id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        self.cmd.take_action(parsed_args)
+
+        self.image_client.download_image.assert_called_once_with(
+            self.image.id,
+            output='/path/to/file',
+            stream=True,
+            chunk_size=1024,
+            store_preferences=['ceph', 's3'],
         )
 
 
 
@@ -0,0 +1,7 @@
+---
+features:
+  - |
+    Add ``--store-preference`` option to ``image save`` command to specify
+    the preferred backend store(s) to download the image from when using
+    Glance with multiple backend stores. This option can be repeated to
+    specify multiple store preferences in order.