Update lib/auth/streamingV4/trailingChecksumTransform.js

fredmnl · William · fredmnl · commit 70e93e09afa8 · 2025-03-17T11:14:32.000+01:00
Co-authored-by: William &lt;91462779+williamlardier@users.noreply.github.com&gt;
diff --git a/lib/auth/streamingV4/trailingChecksumTransform.js b/lib/auth/streamingV4/trailingChecksumTransform.js
@@ -66,7 +66,8 @@ class TrailingChecksumTransform extends Transform {
             }
 
             // we are now looking for the chunk size field
-            // no need to look further than 10 bytes since the field cannot be bigger
+            // no need to look further than 10 bytes since the field cannot be bigger: the max
+            // chunk size is 5GB (see constants.maximumAllowedPartSize)
             const lineBreakIndex = chunk.subarray(0, 10).indexOf('\r');
             const bytesToKeep = lineBreakIndex === -1 ? chunk.byteLength : lineBreakIndex;
             if (this.chunkSizeBuffer.byteLength + bytesToKeep > 10) {

Original file line number	Diff line number	Diff line change
`@@ -66,7 +66,8 @@ class TrailingChecksumTransform extends Transform {`
`66`	`66`	`}`
`67`	`67`
`68`	`68`	`// we are now looking for the chunk size field`
`69`		`- // no need to look further than 10 bytes since the field cannot be bigger`
	`69`	`+ // no need to look further than 10 bytes since the field cannot be bigger: the max`
	`70`	`+ // chunk size is 5GB (see constants.maximumAllowedPartSize)`
`70`	`71`	`const lineBreakIndex = chunk.subarray(0, 10).indexOf('\r');`
`71`	`72`	`const bytesToKeep = lineBreakIndex === -1 ? chunk.byteLength : lineBreakIndex;`
`72`	`73`	`if (this.chunkSizeBuffer.byteLength + bytesToKeep > 10) {`