From cf65cc9f732180ba81bf9c1ce6c977893f8a6550 Mon Sep 17 00:00:00 2001
From: "Rias A. Sherzad" <rias@sherzad.com>
Date: Fri, 13 May 2022 20:04:38 +0200
Subject: [PATCH] Support Host header overriding URI

---
 AWSSignature4DynamicValue.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/AWSSignature4DynamicValue.js b/AWSSignature4DynamicValue.js
index 39a8d53..ed47762 100644
--- a/AWSSignature4DynamicValue.js
+++ b/AWSSignature4DynamicValue.js
@@ -247,7 +247,7 @@ var AWSSignature4DynamicValue = function() {
         if (headersArray) {
           headersArray.forEach(function(header) {
             var lower = header.name.getEvaluatedString().toLowerCase()
-            if (lower.startsWith('x-amz-')) {
+            if (lower.startsWith('x-amz-') || lower === 'host') {
               headers[lower] = header.value.getEvaluatedString();
             }
           })
@@ -275,7 +275,6 @@ var AWSSignature4DynamicValue = function() {
 
         // AWS wants the URI normalized (except for s3 which is not normalized) path URL encoded according to RFC 3986.
         // Each path segment should be URI-encoded **twice** except for s3 which only gets URI-encoded once.
-        var target = uri.pathname;
         var canonicalURI = encodeComponents(uri.pathname, service === 's3' || service === 'execute-api');
 
         // Step 1