Support uppercase mount attributes

podman/domain/containers_create.py

@@ -553,11 +553,12 @@ def to_bytes(size: Union[int, str, None]) -> Union[int, None]:
             args.pop("log_config")
 
         for item in args.pop("mounts", []):
+            normalized_item = {key.lower(): value for key, value in item.items()}
             mount_point = {
-                "destination": item.get("target"),
+                "destination": normalized_item.get("target"),
                 "options": [],
-                "source": item.get("source"),
-                "type": item.get("type"),
+                "source": normalized_item.get("source"),
+                "type": normalized_item.get("type"),
             }
 
             # some names are different for podman-py vs REST API due to compatibility with docker
@@ -570,6 +571,7 @@ def to_bytes(size: Union[int, str, None]) -> Union[int, None]:
             regular_options = ["consistency", "mode", "size"]
 
             for k, v in item.items():
+                k = k.lower()
                 option_name = names_dict.get(k, k)
                 if k in bool_options and v is True:
                     options.append(option_name)

podman/tests/integration/test_container_create.py

@@ -288,6 +288,29 @@ def test_container_mounts(self):
                 )
             )
 
+        with self.subTest("Check uppercase mount option attributes"):
+            mount = {
+                "TypE": "bind",
+                "SouRce": "/etc/hosts",
+                "TarGet": "/test",
+                "Read_Only": True,
+                "ReLabel": "Z",
+            }
+            container = self.client.containers.create(
+                self.alpine_image, command=["cat", "/test"], mounts=[mount]
+            )
+            self.containers.append(container)
+            self.assertIn(
+                f"{mount['SouRce']}:{mount['TarGet']}:ro,Z,rprivate,rbind",
+                container.attrs.get('HostConfig', {}).get('Binds', list()),
+            )
+
+            # check if container can be started and exits with EC == 0
+            container.start()
+            container.wait()
+
+            self.assertEqual(container.attrs.get('State', dict()).get('ExitCode', 256), 0)
+
     def test_container_devices(self):
         devices = ["/dev/null:/dev/foo", "/dev/zero:/dev/bar"]
         container = self.client.containers.create(