EDUCATOR-1267 Add logs in importing the course.

cms/djangoapps/contentstore/views/import_export.py

@@ -8,6 +8,7 @@ import logging
 import os
 import re
 import shutil
+import socket
 
 from django.conf import settings
 from django.contrib.auth.decorators import login_required
@@ -160,6 +161,16 @@ def _write_chunk(request, courselike_key):
             # This shouldn't happen, even if different instances are handling
             # the same session, but it's always better to catch errors earlier.
             if size < int(content_range['start']):
+                log.warning(
+                    u"Course uploading failed. "
+                    u"course_id: {}, file_path: {}, range: {}, server: {}, session_key: {} ".format(
+                        courselike_key,
+                        temp_filepath if temp_filepath.exists() else 'EMPTY',
+                        content_range['start'],
+                        socket.gethostname(),
+                        request.session.session_key,
+                    )
+                )
                 _save_request_status(request, courselike_string, -1)
                 log.warning(
                     "Reported range %s does not match size downloaded so far %s",
@@ -177,7 +188,16 @@ def _write_chunk(request, courselike_key):
             # nginx sends a 499 error code when the response takes too long.
             elif size > int(content_range['stop']) and size == int(content_range['end']):
                 return JsonResponse({'ImportStatus': 1})
-
+        log.info(
+            u"Uploading course :"
+            u"course_id: {}, file_path: {}, range: {}, server: {}, session_key: {} ".format(
+                courselike_key,
+                temp_filepath,
+                content_range['start'],
+                socket.gethostname(),
+                request.session.session_key,
+            )
+        )
         with open(temp_filepath, mode) as temp_file:
             for chunk in request.FILES['course-data'].chunks():
                 temp_file.write(chunk)
@@ -214,6 +234,17 @@ def _write_chunk(request, courselike_key):
         log.exception(
             "error importing course"
         )
+
+        log.warning(
+            u"Course uploading failed. "
+            u"course_id: {}, file_path: {}, range: {}, server: {}, session_key: {} ".format(
+                courselike_key,
+                temp_filepath,
+                content_range['start'],
+                socket.gethostname(),
+                request.session.session_key,
+            )
+        )
         return JsonResponse(
             {
                 'ErrMsg': str(exception),