WIP CSMH Extended Tables/Database

cms/envs/acceptance.py

@@ -80,6 +80,14 @@ def seed():
             'timeout': 30,
         },
         'ATOMIC_REQUESTS': True,
+    },
+    'student_module_history': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': TEST_ROOT / "db" / "test_student_module_history.db",
+        'TEST_NAME': TEST_ROOT / "db" / "test_student_module_history.db",
+        'OPTIONS': {
+            'timeout': 30,
+        },
     }
 }
 

cms/envs/aws_migrate.py

@@ -26,5 +26,5 @@
     raise ImproperlyConfigured("No database password was provided for running "
                                "migrations.  This is fatal.")
 
-for override, value in DB_OVERRIDES.iteritems():
-    DATABASES['default'][override] = value
+DATABASES['default'].update(DB_OVERRIDES)
+DATABASES['student_module_history'].update(DB_OVERRIDES)

cms/envs/bok_choy.auth.json

@@ -30,6 +30,14 @@
             "PASSWORD": "",
             "PORT": "3306",
             "USER": "root"
+        },
+        "student_module_history": {
+            "ENGINE": "django.db.backends.mysql",
+            "HOST": "localhost",
+            "NAME": "student_module_history_test",
+            "PASSWORD": "",
+            "PORT": "3306",
+            "USER": "root"
         }
     },
     "DOC_STORE_CONFIG": {

cms/envs/common.py

@@ -1114,6 +1114,11 @@
 }
 PROCTORING_SETTINGS = {}
 
+############################ Global Database Configuration #####################
+
+DATABASE_ROUTERS = [
+    'openedx.core.lib.django_courseware_routers.StudentModuleHistoryExtendedRouter',
+]
 
 ############################ OAUTH2 Provider ###################################
 

common/lib/xmodule/xmodule/capa_module.py

@@ -93,11 +93,23 @@ def handle_ajax(self, dispatch, data):
             result = handlers[dispatch](data)
 
         except NotFoundError as err:
-            _, _, traceback_obj = sys.exc_info()
+            log.exception(
+                "Unable to find data when dispatching %s to %s for user %s",
+                dispatch,
+                self.scope_ids.usage_id,
+                self.scope_ids.user_id
+            )
+            _, _, traceback_obj = sys.exc_info()  # pylint: disable=redefined-outer-name
             raise ProcessingError(not_found_error_message), None, traceback_obj
 
         except Exception as err:
-            _, _, traceback_obj = sys.exc_info()
+            log.exception(
+                "Unknown error when dispatching %s to %s for user %s",
+                dispatch,
+                self.scope_ids.usage_id,
+                self.scope_ids.user_id
+            )
+            _, _, traceback_obj = sys.exc_info()  # pylint: disable=redefined-outer-name
             raise ProcessingError(generic_error_message), None, traceback_obj
 
         after = self.get_progress()

common/lib/xmodule/xmodule/modulestore/tests/django_utils.py

@@ -265,6 +265,7 @@ def setUp(self):
     for Django ORM models that will get cleaned up properly.
     """
     MODULESTORE = mixed_store_config(mkdtemp_clean(), {}, include_xml=False)
+    multi_db = True
 
     @classmethod
     def setUpClass(cls):
@@ -392,6 +393,7 @@ class FooTest(ModuleStoreTestCase):
     """
 
     MODULESTORE = mixed_store_config(mkdtemp_clean(), {}, include_xml=False)
+    multi_db = True
 
     def setUp(self, **kwargs):
         """

common/test/db_cache/bok_choy_data_student_module_history.json

@@ -0,0 +1 @@
+[]