Merge pull request #2445 from srchase/fix-small-putObject-streams

fix putObject with Stream <1mb, set 100-continue when Body is a Stream
aws · Dec 20, 2018 · 21b0a11 · 21b0a11
2 parents 1987862 + 7d8593a
commit 21b0a11
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diff --git a/.changes/next-release/bugfix-S3-3de7228f.json b/.changes/next-release/bugfix-S3-3de7228f.json
@@ -0,0 +1,5 @@
+{
+  "type": "bugfix",
+  "category": "S3",
+  "description": "fix putObject using stream <1mb"
+}
diff --git a/lib/services/s3.js b/lib/services/s3.js
@@ -259,7 +259,7 @@ AWS.util.update(AWS.S3.prototype, {
    */
   addExpect100Continue: function addExpect100Continue(req) {
     var len = req.httpRequest.headers['Content-Length'];
-    if (AWS.util.isNode() && len >= 1024 * 1024) {
+    if (AWS.util.isNode() && (len >= 1024 * 1024 || req.params.Body instanceof AWS.util.stream.Stream)) {
       req.httpRequest.headers['Expect'] = '100-continue';
     }
   },