Use multipart boundary exactly like FF does

Crypter-File-Transfer · May 14, 2024 · c1e2cde · c1e2cde
1 parent b810cd4
commit c1e2cde
Showing 1 changed file with 17 additions and 7 deletions.
diff --git a/Crypter.Web/wwwroot/chromiumFetchTest/script.js b/Crypter.Web/wwwroot/chromiumFetchTest/script.js
@@ -10,16 +10,24 @@ function wait(milliseconds) {
     return new Promise(resolve => setTimeout(resolve, milliseconds));
 }
 
-const boundaryText = 'CustomBoundary';
+const boundaryText = '4c4b7e34-dc34-4971-913c-6b6ceb09ee33';
 
 function uploadAsync(file) {
     const readableStream = new ReadableStream({
         async start(controller) {
-            controller.enqueue(`\r\n--${boundaryText}\r\n`);
-            controller.enqueue('Data={"Filename":"test.txt", "ContentType":"text/csv", "PublicKey":"nxC6b2L5fWjLROFbNMmBxRX1GSC3nCSwU/GaM3hC4hk=", "KeyExchangeNonce":"JAdv1MbzC7BGNiWfC+3JTinCEhf/+JUl0ySNeQfC7q4=", "Proof":"i51Bn7mHZDcZ0u4xnd1CtyEL9RXJDjheogPHrv2vB5c=", "LifetimeHours":24};type=application/json');
-            controller.enqueue(`\r\n--${boundaryText}\r\n`);
-            controller.enqueue('Ciphertext=')
-
+            controller.enqueue(`--${boundaryText}`);
+            controller.enqueue('\r\n');
+            controller.enqueue('Content-Type: application/json; charset=utf-8');
+            controller.enqueue('\r\n');
+            controller.enqueue('Content-Disposition: form-data; name=Data');
+            controller.enqueue('\r\n\r\n');
+            controller.enqueue('{"Filename":"test.txt", "ContentType":"text/csv", "PublicKey":"nxC6b2L5fWjLROFbNMmBxRX1GSC3nCSwU/GaM3hC4hk=", "KeyExchangeNonce":"JAdv1MbzC7BGNiWfC+3JTinCEhf/+JUl0ySNeQfC7q4=", "Proof":"i51Bn7mHZDcZ0u4xnd1CtyEL9RXJDjheogPHrv2vB5c=", "LifetimeHours":24}');
+            controller.enqueue('\r\n');
+            controller.enqueue(`--${boundaryText}`);
+            controller.enqueue('\r\n');
+            controller.enqueue('Content-Disposition: form-data; name=Ciphertext; filename=Ciphertext; filename*=utf-8\'\'Ciphertext');
+            controller.enqueue('\r\n\r\n');
+
             const reader = file.stream().getReader();
 
             async function pushAsync() {
@@ -33,7 +41,9 @@ function uploadAsync(file) {
                 });
             }
             await pushAsync();
-            controller.enqueue(`\r\n--${boundaryText}--`);
+            controller.enqueue('\r\n');
+            controller.enqueue(`--${boundaryText}--`);
+            controller.enqueue('\r\n\r\n');
 
             controller.close();
         }