Merge pull request #187 from bfrobin446/master

Lowercase hostname when generating canonical headers
okigan · Oct 12, 2023 · 2587171 · 2587171
2 parents b2ebe71 + c9c3190
commit 2587171
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/awscurl/awscurl.py b/awscurl/awscurl.py
@@ -197,7 +197,7 @@ def task_1_create_a_canonical_request(
     # Step 4: Create the canonical headers and signed headers. Header names
     # and value must be trimmed and lowercase, and sorted in ASCII order.
     # Note that there is a trailing \n.
-    canonical_headers = ('host:' + fullhost + '\n' +
+    canonical_headers = ('host:' + fullhost.lower() + '\n' +
                          'x-amz-date:' + amzdate + '\n')
 
     if security_token: