Lowercase and trim signed headers

humanmade · Sep 21, 2023 · ed4d6ef · ed4d6ef
1 parent eb59e4c
commit ed4d6ef
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/lib.ts b/src/lib.ts
@@ -73,7 +73,7 @@ export async function getS3File( config: Config, key: string, args: Args ): Prom
  'X-Amz-Security-Token',
  ] as const;
  const presignedParams: { [K in ( typeof presignedParamNames )[number]]?: string } = {}; // eslint-disable-line no-unused-vars
- const signedHeaders = args['X-Amz-SignedHeaders']?.split( ';' ) || [];
+ const signedHeaders = ( args['X-Amz-SignedHeaders']?.split( ';' ) || [] ).map( header => header.toLowerCase().trim() );
 
  for ( const paramName of presignedParamNames ) {
  if ( args[paramName] ) {