Parse required-flatpak and enforce a minimum version for new metadata

flatpak_builder_lint/builddir.py

@@ -31,6 +31,12 @@ def parse_metadata(builddir: str) -> dict:
     environment: dict = defaultdict(set)
     permissions: dict = defaultdict(set)
 
+    if (
+        key_file.has_group("Application")
+        and "required-flatpak" in key_file.get_keys("Application")[0]
+    ):
+        permissions["required-flatpak"] = key_file.get_value("Application", "required-flatpak")
+
     if key_file.has_group("Context"):
         for key in key_file.get_keys("Context")[0]:
             permissions[key] = key_file.get_string_list("Context", key)
@@ -60,6 +66,9 @@ def parse_metadata(builddir: str) -> dict:
     if "devices" in permissions:
         permissions["device"] = permissions.pop("devices")
 
+    if "required-flatpak" in permissions:
+        permissions["required-flatpak"] = permissions.pop("required-flatpak")
+
     metadata["permissions"] = permissions
 
     if key_file.has_group("Environment"):

flatpak_builder_lint/checks/finish_args.py

@@ -2,12 +2,25 @@
 import tempfile
 from collections import defaultdict
 
+import gi
+
 from .. import builddir, ostree
 from . import Check
 
+gi.require_version("AppStream", "1.0")
+from gi.repository import AppStream  # noqa: E402
+
 
 class FinishArgsCheck(Check):
     def _validate(self, appid: str | None, finish_args: dict[str, set[str]]) -> None:
+        flatpak_version = None
+        if "required-flatpak" in finish_args:
+            in_ver = finish_args["required-flatpak"]
+            if isinstance(in_ver, str):
+                flatpak_version = in_ver
+            if isinstance(in_ver, set):
+                flatpak_version = next(iter(in_ver))
+
         if "x11" in finish_args["socket"] and "fallback-x11" in finish_args["socket"]:
             self.errors.add("finish-args-contains-both-x11-and-fallback")
 
@@ -49,6 +62,25 @@ def _validate(self, appid: str | None, finish_args: dict[str, set[str]]) -> None
             if dev.startswith("!"):
                 dv = dev.removeprefix("!")
                 self.errors.add(f"finish-args-has-nodevice-{dv}")
+            if dev in ("input", "usb"):
+                if "required-flatpak" not in finish_args:
+                    self.errors.add("finish-args-no-required-flatpak")
+                    self.info.add(
+                        "finish-args-no-required-flatpak: finish-args has newly introduced"
+                        + " Flatpak metadata but no require-version"
+                    )
+                if flatpak_version is not None and not AppStream.vercmp_test_match(
+                    flatpak_version,
+                    AppStream.RelationCompare.GE,
+                    "1.16.0",
+                    AppStream.VercmpFlags.NONE,
+                ):
+                    self.errors.add("finish-args-device-input-usb-wrong-required-flatpak")
+                    self.info.add(
+                        "finish-args-device-input-usb-wrong-required-flatpak:"
+                        + " finish-args has newly introduced Flatpak devices input or"
+                        + " usb but require-version is not set to 1.16.0"
+                    )
 
         modes = (":ro", ":rw", ":create")
         xdgdirs = ("xdg-data", "xdg-config", "xdg-cache")
@@ -261,6 +293,8 @@ def check_manifest(self, manifest: dict) -> None:
                 split = arg.split("=")
                 key = split[0].removeprefix("--")
                 value = "=".join(split[1:])
+                if key == "require-version":
+                    key = "required-flatpak"
                 if key == "nodevice":
                     key = "device"
                     value = "!" + value

tests/builddir/finish_args_new_metadata/metadata

@@ -0,0 +1,5 @@
+[Application]
+name=org.flathub.finish_args_new_metadata
+
+[Context]
+devices=usb;

tests/manifests/finish_args-new-metadata.json

@@ -0,0 +1,7 @@
+{
+    "app-id": "org.flathub.finish_args_new_metadata",
+    "finish-args": [
+        "--device=input",
+        "--require-version=1.11.0"
+    ]
+}

tests/test_builddir.py

@@ -56,6 +56,12 @@ def test_builddir_finish_args() -> None:
         assert not err.startswith(("finish-args-arbitrary-xdg-", "finish-args-unnecessary-xdg-"))
 
 
+def test_builddir_finish_args_new_metadata() -> None:
+    ret = run_checks("tests/builddir/finish_args_new_metadata")
+    found_errors = set(ret["errors"])
+    assert "finish-args-no-required-flatpak" in found_errors
+
+
 def test_builddir_display_supported() -> None:
     absents = {
         "finish-args-fallback-x11-without-wayland",

tests/test_manifest.py

@@ -158,6 +158,8 @@ def test_manifest_finish_args() -> None:
         "finish-args-absolute-run-media-path",
         "finish-args-has-nodevice-shm",
         "finish-args-has-nosocket-fallback-x11",
+        "finish-args-no-required-flatpak",
+        "finish-args-device-input-usb-wrong-required-flatpak",
     }
 
     ret = run_checks("tests/manifests/finish_args.json")
@@ -170,6 +172,12 @@ def test_manifest_finish_args() -> None:
         assert not err.startswith(("finish-args-arbitrary-xdg-", "finish-args-unnecessary-xdg-"))
 
 
+def test_manifest_finish_args_new_metadata() -> None:
+    ret = run_checks("tests/manifests/finish_args-new-metadata.json")
+    found_errors = set(ret["errors"])
+    assert "finish-args-device-input-usb-wrong-required-flatpak" in found_errors
+
+
 def test_manifest_finish_args_issue_wayland_x11() -> None:
     ret = run_checks("tests/manifests/finish_args-wayland-x11.json")
     found_errors = set(ret["errors"])