Fix bug in AWS Signature calculation

The query string needs to be quoted slightly differently.
IPv2 · Sep 9, 2018 · 7585e98 · 7585e98
1 parent 8968440
commit 7585e98
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/s3ql/backends/s3.py b/src/s3ql/backends/s3.py
@@ -181,11 +181,12 @@ def _authorize_request(self, method, path, headers, subres, query_string):
         auth_strs.append(urllib.parse.quote(path))
 
         if query_string:
-            s = urllib.parse.urlencode(query_string, doseq=True).split('&')
+            s = urllib.parse.urlencode(query_string, doseq=True,
+                                       quote_via=urllib.parse.quote).split('&')
         else:
             s = []
         if subres:
-            s.append(urllib.parse.quote_plus(subres) + '=')
+            s.append(urllib.parse.quote(subres) + '=')
         if s:
             s = '&'.join(sorted(s))
         else: