fix: remove unwanted u64 length from raw Transaction bytes, it's RPC API specific

2019-02-02 10:00:20 -08:00
parent 5bb07e541d
commit 564d09fdfe
3 changed files with 12 additions and 19 deletions
--- a/web3.js/src/connection.js
+++ b/web3.js/src/connection.js
@ -431,8 +431,15 @@ export class Connection {
  async sendRawTransaction(
    rawTransaction: Buffer,
  ): Promise<TransactionSignature> {
+
+    // sendTransaction RPC API requires a u64 length field prepended to the raw
+    // Transaction bytes
+    const rpcTransaction = Buffer.alloc(8 + rawTransaction.length);
+    rpcTransaction.writeUInt32LE(rawTransaction.length, 0);
+    rawTransaction.copy(rpcTransaction, 8);
+
    const unsafeRes = await this._rpcRequest('sendTransaction', [
-      [...rawTransaction],
+      [...rpcTransaction],
    ]);
    const res = SendTransactionRpcResult(unsafeRes);
    if (res.error) {