initial work at multiple .readthedocs.yml files per repo

readthedocs/api/v2/serializers.py

@@ -93,6 +93,7 @@ class Meta(ProjectSerializer.Meta):
             'show_advertising',
             'environment_variables',
             'max_concurrent_builds',
+            'rtd_conf_file',
         )
 
 

readthedocs/config/config.py

@@ -1369,15 +1369,20 @@ def search(self):
         return Search(**self._config['search'])
 
 
-def load(path, env_config):
+def load(path, env_config, config_file=None):
     """
     Load a project configuration and the top-most build config for a given path.
 
     That is usually the root of the project, but will look deeper. According to
     the version of the configuration a build object would be load and validated,
     ``BuildConfigV1`` is the default.
     """
-    filename = find_one(path, CONFIG_FILENAME_REGEX)
+    if config_file is None or config_file == '':
+        filename = find_one(path, CONFIG_FILENAME_REGEX)
+    else:
+        filename = os.path.join(path, config_file)
+        if not os.path.exists(filename):
+            raise ConfigError(f".readthedocs.yml not found at {config_file}", CONFIG_FILE_REQUIRED)
 
     if not filename:
         raise ConfigFileNotFound(path)

readthedocs/doc_builder/config.py

@@ -56,6 +56,7 @@ def load_yaml_config(version):
         config = load_config(
             path=checkout_path,
             env_config=env_config,
+            config_file=project.rtd_conf_file,
         )
     except ConfigFileNotFound:
         # Default to use v1 with some defaults from the web interface

readthedocs/projects/forms.py

@@ -207,6 +207,7 @@ class Meta:
             'single_version',
             'external_builds_enabled',
             'external_builds_privacy_level',
+            'rtd_conf_file',
         )
         # These that can be set per-version using a config file.
         per_version_settings = (
@@ -357,6 +358,17 @@ def clean_conf_py_file(self):
             )  # yapf: disable
         return filename
 
+    def clean_rtd_conf_file(self):
+        filename = self.cleaned_data.get('rtd_conf_file', '').strip()
+        if filename and '.readthedocs.yml' not in filename:
+            raise forms.ValidationError(
+                _(
+                    'Your configuration file is invalid, make sure it contains '
+                    '.readthedocs.yml in it.',
+                ),
+            )  # yapf: disable
+        return filename
+
     def get_all_active_versions(self):
         """
         Returns all active versions.

readthedocs/projects/migrations/0096_auto_20230207_1642.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.2.17 on 2023-02-07 16:42
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('projects', '0095_default_branch_helptext'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='historicalproject',
+            name='rtd_conf_file',
+            field=models.CharField(blank=True, default='', help_text='Path from project root to <code>.readthedocs.yml</code> file (ex. <code>docs/.readthedocs.yml</code>). Leave blank if you want us to find it for you.', max_length=255, verbose_name='.readthedocs.yml configuration file'),
+        ),
+        migrations.AddField(
+            model_name='project',
+            name='rtd_conf_file',
+            field=models.CharField(blank=True, default='', help_text='Path from project root to <code>.readthedocs.yml</code> file (ex. <code>docs/.readthedocs.yml</code>). Leave blank if you want us to find it for you.', max_length=255, verbose_name='.readthedocs.yml configuration file'),
+        ),
+    ]

readthedocs/projects/models.py

@@ -357,6 +357,17 @@ class Project(models.Model):
             'Leave blank if you want us to find it for you.',
         ),
     )
+    rtd_conf_file = models.CharField(
+        _('.readthedocs.yml configuration file'),
+        max_length=255,
+        default='',
+        blank=True,
+        help_text=_(
+            'Path from project root to <code>.readthedocs.yml</code> file '
+            '(ex. <code>docs/.readthedocs.yml</code>). '
+            'Leave blank if you want us to find it for you.',
+        ),
+    )
 
     featured = models.BooleanField(_('Featured'), default=False)
     skip = models.BooleanField(_('Skip'), default=False)

readthedocs/rtd_tests/tests/test_api.py

@@ -686,19 +686,22 @@ class APITests(TestCase):
     def test_user_doesnt_get_full_api_return(self):
         user_normal = get(User, is_staff=False)
         user_admin = get(User, is_staff=True)
-        project = get(Project, main_language_project=None, conf_py_file='foo')
+        project = get(Project, main_language_project=None, conf_py_file='foo', rtd_conf_file='bar')
         client = APIClient()
 
         client.force_authenticate(user=user_normal)
         resp = client.get('/api/v2/project/%s/' % (project.pk))
         self.assertEqual(resp.status_code, 200)
         self.assertNotIn('conf_py_file', resp.data)
+        self.assertNotIn('rtd_conf_file', resp.data)
 
         client.force_authenticate(user=user_admin)
         resp = client.get('/api/v2/project/%s/' % (project.pk))
         self.assertEqual(resp.status_code, 200)
         self.assertIn('conf_py_file', resp.data)
         self.assertEqual(resp.data['conf_py_file'], 'foo')
+        self.assertIn('rtd_conf_file', resp.data)
+        self.assertEqual(resp.data['rtd_conf_file'], 'bar')
 
     def test_project_features(self):
         user = get(User, is_staff=True)
@@ -2453,6 +2456,7 @@ def test_get_version_by_id(self):
                 "repo": "https://github.com/pypa/pip",
                 "repo_type": "git",
                 "requirements_file": None,
+                "rtd_conf_file": "",
                 "show_advertising": True,
                 "skip": False,
                 "slug": "pip",

readthedocs/rtd_tests/tests/test_config_integration.py

@@ -23,7 +23,7 @@ def create_load(config=None):
     if config is None:
         config = {}
 
-    def inner(path=None, env_config=None):
+    def inner(path=None, env_config=None, config_file=None):
         env_config_defaults = {
             'output_base': '',
             'name': '1',
@@ -99,6 +99,7 @@ def test_python_supported_versions_default_image_1_0(self, load_config):
         load_config.assert_called_once_with(
                 path=mock.ANY,
                 env_config=expected_env_config,
+                config_file='',
         )
         self.assertEqual(config.python.version, '3')