Add support for Core Metadata 2.5 (PEP 794)

closes #1321

Author: jobselko

CHANGES/1321.feature

@@ -0,0 +1 @@
+Added support for Core Metadata 2.5 (PEP 794).

pulp_python/app/utils.py

@@ -30,7 +30,7 @@
 PYPI_LAST_SERIAL = "X-PYPI-LAST-SERIAL"
 """TODO This serial constant is temporary until Python repositories implements serials"""
 PYPI_SERIAL_CONSTANT = 1000000000
-SUPPORTED_METADATA_VERSIONS = ("1.0", "1.1", "1.2", "2.0", "2.1", "2.2", "2.3", "2.4")
+SUPPORTED_METADATA_VERSIONS = ("1.0", "1.1", "1.2", "2.0", "2.1", "2.2", "2.3", "2.4", "2.5")
 
 SIMPLE_API_VERSION = "1.1"
 PYPI_SIMPLE_V1_HTML = "application/vnd.pypi.simple.v1+html"

pulp_python/tests/functional/api/test_upload.py

@@ -2,6 +2,7 @@
 
 import pytest
 import requests
+from pypi_simple import PyPISimple
 
 from pulp_python.tests.functional.constants import (
     PYTHON_EGG_FILENAME,
@@ -152,3 +153,24 @@ def test_legacy_upload_invalid_metadata_version(
         )
     assert response.status_code == 400
     assert response.json()["metadata_version"] == ['"3.0" is not a valid choice.']
+
+
+@pytest.mark.parallel
+def test_legacy_upload_metadata_25(python_empty_repo_distro, python_package_dist_directory):
+    """Test that packages with metadata_version 2.5 (PEP 794) can be uploaded."""
+    with PyPISimple() as client:
+        page = client.get_project_page("flit")
+        flit_url = next(p.url for p in page.packages if p.filename == "flit-4.0.2-py3-none-any.whl")
+
+    _, flit_file = python_package_dist_directory(flit_url)
+    _, distro = python_empty_repo_distro()
+    url = urljoin(distro.base_url, "legacy/")
+    sha256 = "7b0b0038cd91a7f04e2e287d958dc5f25e68ffeed0b93e613bd50aec99a0d9ca"
+    with open(flit_file, "rb") as f:
+        response = requests.post(
+            url,
+            data={"sha256_digest": sha256, "metadata_version": "2.5"},
+            files={"content": f},
+            auth=("admin", "password"),
+        )
+    assert response.status_code == 202