From 05838080f51f0405bde846703b28310a70e82b5f Mon Sep 17 00:00:00 2001
From: Florian Dold <florian@dold.me>
Date: Thu, 17 Mar 2022 11:08:53 +0100
Subject: wallet: round timestamps in db-less requests to the exchange

---
 packages/taler-util/src/time.ts          | 1 +
 packages/taler-wallet-core/src/dbless.ts | 9 +++++----
 2 files changed, 6 insertions(+), 4 deletions(-)

(limited to 'packages')

diff --git a/packages/taler-util/src/time.ts b/packages/taler-util/src/time.ts
index 3b80b4ee0..9f9571019 100644
--- a/packages/taler-util/src/time.ts
+++ b/packages/taler-util/src/time.ts
@@ -87,6 +87,7 @@ export namespace Timestamp {
   export const now = getTimestampNow;
   export const min = timestampMin;
   export const isExpired = isTimestampExpired;
+  export const truncateToSecond = timestampTruncateToSecond;
 }
 
 export function timestampMin(t1: Timestamp, t2: Timestamp): Timestamp {
diff --git a/packages/taler-wallet-core/src/dbless.ts b/packages/taler-wallet-core/src/dbless.ts
index 85a72e28d..169b6ae0a 100644
--- a/packages/taler-wallet-core/src/dbless.ts
+++ b/packages/taler-wallet-core/src/dbless.ts
@@ -41,10 +41,10 @@ import {
   ExchangeProtocolVersion,
   ExchangeWithdrawRequest,
   getRandomBytes,
-  getTimestampNow,
   hashWire,
   Logger,
   parsePaytoUri,
+  Timestamp,
   UnblindedSignature,
 } from "@gnu-taler/taler-util";
 import { DenominationRecord } from "./db.js";
@@ -223,8 +223,9 @@ export async function depositCoin(args: {
     args.depositPayto ?? "payto://x-taler-bank/localhost/foo";
   const wireSalt = encodeCrock(getRandomBytes(16));
   const contractTermsHash = encodeCrock(getRandomBytes(64));
-  const depositTimestamp = getTimestampNow();
-  const refundDeadline = getTimestampNow();
+  const depositTimestamp = Timestamp.truncateToSecond(Timestamp.now());
+  const refundDeadline = Timestamp.truncateToSecond(Timestamp.now());
+  const wireTransferDeadline = Timestamp.truncateToSecond(Timestamp.now());
   const merchantPub = encodeCrock(getRandomBytes(32));
   const dp = await cryptoApi.signDepositPermission({
     coinPriv: coin.coinPriv,
@@ -248,7 +249,7 @@ export async function depositCoin(args: {
     h_contract_terms: contractTermsHash,
     ub_sig: coin.denomSig,
     timestamp: depositTimestamp,
-    wire_transfer_deadline: getTimestampNow(),
+    wire_transfer_deadline: wireTransferDeadline,
     refund_deadline: refundDeadline,
     coin_sig: dp.coin_sig,
     denom_pub_hash: dp.h_denom,
-- 
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