feat(release): add query release version

Author: duanhongyi

rootfs/api/tests/test_config.py

@@ -587,3 +587,44 @@ def test_config_set_typed_values(self, mock_requests):
         response = self.client.post(url, body)
         self.assertEqual(response.status_code, 201, response.data)
         self.assertEqual(response.data['typed_values'], {}, response.data)
+
+    def test_config_version(self, mock_requests):
+        """
+        Test that config sets on the same key function properly
+        """
+        app_id = self.create_app()
+        url = f"/v2/apps/{app_id}/config"
+
+        # set an initial config value
+        body = {'values': {'PORT': '5000'}}
+        response = self.client.post(url, body)
+        self.assertEqual(response.status_code, 201, response.data)
+        self.assertIn('PORT', response.data['values'])
+        url = f"/v2/apps/{app_id}/config"
+
+        # set config NAME
+        body = {'values': {'NAME': 'drycc'}}
+        response = self.client.post(url, body)
+        self.assertEqual(response.status_code, 201, response.data)
+        self.assertIn('NAME', response.data['values'])
+
+        # set config WEBSITE
+        body = {'values': {'WEBSITE': 'www.drycc.cc'}}
+        response = self.client.post(url, body)
+        self.assertEqual(response.status_code, 201, response.data)
+        self.assertIn('WEBSITE', response.data['values'])
+
+        url = f"/v2/apps/{app_id}/config/?version=v2"
+        response = self.client.get(url)
+        self.assertEqual(response.data['values'], {'PORT': '5000'}, response.data)
+
+        url = f"/v2/apps/{app_id}/config/?version=v3"
+        response = self.client.get(url)
+        self.assertEqual(
+            response.data['values'], {'PORT': '5000', 'NAME': 'drycc'}, response.data)
+
+        url = f"/v2/apps/{app_id}/config/?version=v4"
+        response = self.client.get(url)
+        self.assertEqual(
+            response.data['values'],
+            {'PORT': '5000', 'NAME': 'drycc', 'WEBSITE': 'www.drycc.cc'}, response.data)

rootfs/api/views.py

@@ -272,10 +272,13 @@ class ReleasableViewSet(AppResourceViewSet):
     """A viewset for application resources which affect the release cycle."""
     def get_object(self):
         """Retrieve the object based on the latest release's value"""
-        return getattr(
-            self.get_app().release_set.filter(failed=False).latest(),
-            self.model.__name__.lower()
-        )
+        version = self.request.query_params.get('version', '').lower().strip('v')
+        if re.search("^[0-9]+", version):
+            release = get_object_or_404(
+                models.release.Release, app=self.get_app(), version=version)
+        else:
+            release = self.get_app().release_set.filter(failed=False).latest()
+        return getattr(release, self.model.__name__.lower())
 
 
 class AppViewSet(BaseDryccViewSet):