From 54d96cc1622862c214fdf6acd403ce0af937c18c Mon Sep 17 00:00:00 2001
From: Michael Terry <mterry@edx.org>
Date: Mon, 13 Sep 2021 15:31:43 -0400
Subject: [PATCH] fix: stop logging course-blocks 403 responses as errors
 (#637)

They are benign and normal for logged out users. Instead, log them
as info messages, so we can still track them if we need to.

AA-1011
---
 src/courseware/data/thunks.js | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/courseware/data/thunks.js b/src/courseware/data/thunks.js
index 9322b1bd..c4d53802 100644
--- a/src/courseware/data/thunks.js
+++ b/src/courseware/data/thunks.js
@@ -1,4 +1,4 @@
-import { logError } from '@edx/frontend-platform/logging';
+import { logError, logInfo } from '@edx/frontend-platform/logging';
 import {
   getBlockCompletion,
   postSequencePosition,
@@ -188,7 +188,14 @@ export function fetchCourse(courseId) {
       // Log errors for each request if needed. Course block failures may occur
       // even if the course metadata request is successful
       if (!fetchedBlocks) {
-        logError(courseBlocksResult.reason);
+        const { response } = courseBlocksResult.reason;
+        if (response && response.status === 403) {
+          // 403 responses are normal - they happen when the learner is logged out.
+          // We'll redirect them in a moment to the outline tab by calling fetchCourseDenied() below.
+          logInfo(courseBlocksResult.reason);
+        } else {
+          logError(courseBlocksResult.reason);
+        }
       }
       if (!fetchedMetadata) {
         logError(courseMetadataResult.reason);