fix: additional btc tx options:

- lockUnspents: true to ensure we don't try to double-spend - changePosition: 2 on vault swaps to ensure a valid transaction
chainflip-io · Nov 26, 2024 · bdf6514 · bdf6514
1 parent df77ae3
commit bdf6514
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diff --git a/bouncer/commands/create_raw_btc_tx.ts b/bouncer/commands/create_raw_btc_tx.ts
@@ -15,6 +15,7 @@ const createRawTransaction = async (toAddress: string, amountInBtc: number | str
     const fundedTx = (await btcClient.fundRawTransaction(rawTx, {
       changeAddress: await btcClient.getNewAddress(),
       feeRate: 0.00001,
+      lockUnspents: true,
     })) as { hex: string };
 
     // Sign the raw transaction

diff --git a/bouncer/shared/send_btc.ts b/bouncer/shared/send_btc.ts
@@ -21,6 +21,8 @@ export async function fundAndSendTransaction(
     const fundedTx = (await btcClient.fundRawTransaction(rawTx, {
       changeAddress,
       feeRate: feeRate ?? 0.00001,
+      lockUnspents: true,
+      changePosition: 2,
     })) as { hex: string };
     const signedTx = await btcClient.signRawTransactionWithWallet(fundedTx.hex);
     const txId = (await btcClient.sendRawTransaction(signedTx.hex)) as string | undefined;