Support podman specific 'glob' mount type

docs/Extensions.md

@@ -151,6 +151,17 @@ In addition, podman-compose supports the following podman-specific values for `n
 The options to the network modes are passed to the `--network` option of the `podman create` command
 as-is.
 
+## Podman-specific mount types
+
+Generic docker-compose supports the following values for mount `type`:
+
+- `volume`
+- `bind`
+- `tmpfs`
+
+In addition, podman-compose supports the following podman-pecific values for mount `type`:
+
+- `glob`
 
 ## Docker Compose Compatibility
 
@@ -270,4 +281,4 @@ When not set in docker-compose.yml or on the command line, the pod args default
 to `["--infra=false", "--share="]`.
 
 This setting can also be changed by setting `PODMAN_COMPOSE_POD_ARGS` environment
-variable.
+variable.

newsfragments/allow-glob-volume-definition.feature

@@ -0,0 +1 @@
+Support usage of 'glob' mount type when defining volumes.

podman_compose.py

@@ -483,6 +483,8 @@ def mount_desc_to_mount_args(mount_desc: dict[str, Any]) -> str:
     opts_str = ",".join(opts)
     if mount_type == "bind":
         return f"type=bind,source={source},destination={target},{opts_str}".rstrip(",")
+    if mount_type == "glob":
+        return f"type=glob,source={source},destination={target},{opts_str}".rstrip(",")
     if mount_type == "volume":
         return f"type=volume,source={source},destination={target},{opts_str}".rstrip(",")
     if mount_type == "tmpfs":
@@ -519,7 +521,7 @@ def container_to_ulimit_build_args(cnt: dict[str, Any], podman_args: list[str])
 
 def mount_desc_to_volume_args(mount_desc: dict[str, Any], srv_name: str) -> str:
     mount_type = mount_desc["type"]
-    if mount_type not in ("bind", "volume"):
+    if mount_type not in ("bind", "volume", "glob"):
         raise ValueError("unknown mount type:" + mount_type)
     vol = mount_desc.get("_vol") if mount_type == "volume" else None
     source = vol["name"] if vol else mount_desc.get("source")
@@ -574,7 +576,8 @@ async def get_mount_args(
     srv_name = cnt["_service"]
     mount_type = volume["type"]
     await assert_volume(compose, volume)
-    if compose.prefer_volume_over_mount:
+    # 'glob' mount type requires usage of '--mount', despite preference
+    if mount_type != "glob" and compose.prefer_volume_over_mount:
         if mount_type == "tmpfs":
             # TODO: --tmpfs /tmp:rw,size=787448k,mode=1777
             args = volume["target"]

tests/unit/test_container_to_args.py

@@ -624,6 +624,50 @@ async def test_selinux_volume(
             ],
         )
 
+    @parameterized.expand([
+        (
+            "glob_mount",
+            get_test_file_path('test_dirname/foo') + "/*.ext",
+            [
+                "--mount",
+                (
+                    "type=glob,source="
+                    f"{get_test_file_path('test_dirname/foo') + '/*.ext'},"
+                    "destination=/mnt"
+                ),
+            ],
+        ),
+    ])
+    async def test_volumes_glob_mount_soure(  # pylint: disable=unused-argument
+        self, test_name: str, mount_source: str, expected_additional_args: list
+    ) -> None:
+        c = create_compose_mock()
+        cnt = get_minimal_container()
+
+        # This is supposed to happen during `_parse_compose_file`
+        # but that is probably getting skipped during testing
+        cnt["_service"] = cnt["service_name"]
+
+        cnt["volumes"] = [
+            {
+                "type": "glob",
+                "source": f"{mount_source}",
+                "target": "/mnt",
+            }
+        ]
+
+        args = await container_to_args(c, cnt)
+        self.assertEqual(
+            args,
+            [
+                "--name=project_name_service_name1",
+                "-d",
+                *expected_additional_args,
+                "--network=bridge:alias=service_name",
+                "busybox",
+            ],
+        )
+
     @parameterized.expand([
         (
             "absolute_path",