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towards implementing breaking exchange protocol changes

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This commit is contained in:
Florian Dold 2022-02-21 12:40:51 +01:00
parent 606be7577b
commit 5c93f15157
No known key found for this signature in database
GPG Key ID: D2E4F00F29D02A4B
19 changed files with 558 additions and 657 deletions
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115
packages/taler-util/src/talerCrypto.ts
View File

@ -22,10 +22,15 @@
* Imports.
*/
import * as nacl from "./nacl-fast.js";
import { kdf } from "./kdf.js";
import { kdf, kdfKw } from "./kdf.js";
import bigint from "big-integer";
import { DenominationPubKey, DenomKeyType } from "./talerTypes.js";
import { AssertionError, equal } from "assert";
import {
CoinEnvelope,
DenominationPubKey,
DenomKeyType,
HashCodeString,
} from "./talerTypes.js";
import { Logger } from "./logging.js";
export function getRandomBytes(n: number): Uint8Array {
return nacl.randomBytes(n);
@ -365,7 +370,7 @@ export type CsBlindingSecrets = {
beta: [Uint8Array, Uint8Array];
};
function typedArrayConcat(chunks: Uint8Array[]): Uint8Array {
export function typedArrayConcat(chunks: Uint8Array[]): Uint8Array {
let payloadLen = 0;
for (const c of chunks) {
payloadLen += c.byteLength;
@ -490,9 +495,7 @@ export function deriveBSeed(
* @param coinPriv coin private key
* @returns nonce
*/
export function deriveWithdrawNonce(
coinPriv: Uint8Array,
): Uint8Array {
export function deriveWithdrawNonce(coinPriv: Uint8Array): Uint8Array {
const outLen = 32;
const salt = stringToBytes("n");
return kdf(outLen, coinPriv, salt);
@ -539,7 +542,7 @@ export async function csUnblind(
csSig: CsBlindSignature,
): Promise<CsSignature> {
if (b != 0 && b != 1) {
throw new AssertionError();
throw new Error();
}
const secrets = deriveSecrets(bseed);
const rPubDash = (await calcRBlind(csPub, secrets, rPub))[b];
@ -595,9 +598,38 @@ export function hash(d: Uint8Array): Uint8Array {
return nacl.hash(d);
}
export function hashCoinEv(
coinEv: CoinEnvelope,
denomPubHash: HashCodeString,
): Uint8Array {
const hashContext = createHashContext();
hashContext.update(decodeCrock(denomPubHash));
hashCoinEvInner(coinEv, hashContext);
return hashContext.finish();
}
const logger = new Logger("talerCrypto.ts");
export function hashCoinEvInner(
coinEv: CoinEnvelope,
hashState: nacl.HashState,
): void {
const hashInputBuf = new ArrayBuffer(4);
const uint8ArrayBuf = new Uint8Array(hashInputBuf);
const dv = new DataView(hashInputBuf);
dv.setUint32(0, DenomKeyType.toIntTag(coinEv.cipher));
hashState.update(uint8ArrayBuf);
switch (coinEv.cipher) {
case DenomKeyType.Rsa:
hashState.update(decodeCrock(coinEv.rsa_blinded_planchet));
return;
default:
throw new Error();
}
}
/**
* Hash a denomination public key according to the
* algorithm of exchange protocol v10.
* Hash a denomination public key.
*/
export function hashDenomPub(pub: DenominationPubKey): Uint8Array {
if (pub.cipher === DenomKeyType.Rsa) {
@ -606,18 +638,16 @@ export function hashDenomPub(pub: DenominationPubKey): Uint8Array {
const uint8ArrayBuf = new Uint8Array(hashInputBuf);
const dv = new DataView(hashInputBuf);
dv.setUint32(0, pub.age_mask ?? 0);
dv.setUint32(4, pub.cipher);
dv.setUint32(4, DenomKeyType.toIntTag(pub.cipher));
uint8ArrayBuf.set(pubBuf, 8);
return nacl.hash(uint8ArrayBuf);
} else if (pub.cipher === DenomKeyType.LegacyRsa) {
return hash(decodeCrock(pub.rsa_public_key));
} else if (pub.cipher === DenomKeyType.ClauseSchnorr) {
const pubBuf = decodeCrock(pub.cs_public_key);
const hashInputBuf = new ArrayBuffer(pubBuf.length + 4 + 4);
const uint8ArrayBuf = new Uint8Array(hashInputBuf);
const dv = new DataView(hashInputBuf);
dv.setUint32(0, pub.age_mask ?? 0);
dv.setUint32(4, pub.cipher);
dv.setUint32(4, DenomKeyType.toIntTag(pub.cipher));
uint8ArrayBuf.set(pubBuf, 8);
return nacl.hash(uint8ArrayBuf);
} else {
@ -652,18 +682,57 @@ export interface FreshCoin {
bks: Uint8Array;
}
// export function setupRefreshPlanchet(
// secretSeed: Uint8Array,
// coinNumber: number,
// ): FreshCoin {
// const info = stringToBytes("taler-coin-derivation");
// const saltArrBuf = new ArrayBuffer(4);
// const salt = new Uint8Array(saltArrBuf);
// const saltDataView = new DataView(saltArrBuf);
// saltDataView.setUint32(0, coinNumber);
// const out = kdf(64, secretSeed, salt, info);
// const coinPriv = out.slice(0, 32);
// const bks = out.slice(32, 64);
// return {
// bks,
// coinPriv,
// coinPub: eddsaGetPublic(coinPriv),
// };
// }
function bufferForUint32(n: number): Uint8Array {
const arrBuf = new ArrayBuffer(4);
const buf = new Uint8Array(arrBuf);
const dv = new DataView(arrBuf);
dv.setUint32(0, n);
return buf;
}
export function setupRefreshPlanchet(
secretSeed: Uint8Array,
transferSecret: Uint8Array,
coinNumber: number,
): FreshCoin {
const info = stringToBytes("taler-coin-derivation");
const saltArrBuf = new ArrayBuffer(4);
const salt = new Uint8Array(saltArrBuf);
const saltDataView = new DataView(saltArrBuf);
saltDataView.setUint32(0, coinNumber);
const out = kdf(64, secretSeed, salt, info);
const coinPriv = out.slice(0, 32);
const bks = out.slice(32, 64);
// See TALER_transfer_secret_to_planchet_secret in C impl
const planchetMasterSecret = kdfKw({
ikm: transferSecret,
outputLength: 32,
salt: bufferForUint32(coinNumber),
info: stringToBytes("taler-coin-derivation"),
});
const coinPriv = kdfKw({
ikm: planchetMasterSecret,
outputLength: 32,
salt: stringToBytes("coin"),
});
const bks = kdfKw({
ikm: planchetMasterSecret,
outputLength: 32,
salt: stringToBytes("bks"),
});
return {
bks,
coinPriv,

174
packages/taler-util/src/talerTypes.ts
View File

@ -60,11 +60,8 @@ export class ExchangeDenomination {
/**
* Public signing key of the denomination.
*
* The "string" alternative is for the old exchange protocol (v9) that
* only supports RSA keys.
*/
denom_pub: DenominationPubKey | string;
denom_pub: DenominationPubKey;
/**
* Fee for withdrawing.
@ -162,7 +159,7 @@ export interface RecoupRequest {
*
* The string variant is for the legacy exchange protocol.
*/
denom_sig: UnblindedSignature | string;
denom_sig: UnblindedSignature;
/**
* Blinding key that was used during withdraw,
@ -188,7 +185,7 @@ export interface RecoupRefreshRequest {
*
* The string variant is for the legacy exchange protocol.
*/
denom_sig: UnblindedSignature | string;
denom_sig: UnblindedSignature;
/**
* Coin's blinding factor.
@ -218,20 +215,13 @@ export interface RecoupConfirmation {
old_coin_pub?: string;
}
export type UnblindedSignature =
| RsaUnblindedSignature
| LegacyRsaUnblindedSignature;
export type UnblindedSignature = RsaUnblindedSignature;
export interface RsaUnblindedSignature {
cipher: DenomKeyType.Rsa;
rsa_signature: string;
}
export interface LegacyRsaUnblindedSignature {
cipher: DenomKeyType.LegacyRsa;
rsa_signature: string;
}
/**
* Deposit permission for a single coin.
*/
@ -252,7 +242,7 @@ export interface CoinDepositPermission {
* The string variant is for legacy protocol support.
*/
ub_sig: UnblindedSignature | string;
ub_sig: UnblindedSignature;
/**
* The denomination public key associated with this coin.
@ -841,9 +831,19 @@ export class TipPickupGetResponse {
}
export enum DenomKeyType {
Rsa = 1,
ClauseSchnorr = 2,
LegacyRsa = 3,
Rsa = "RSA",
ClauseSchnorr = "CS",
}
export namespace DenomKeyType {
export function toIntTag(t: DenomKeyType): number {
switch (t) {
case DenomKeyType.Rsa:
return 1;
case DenomKeyType.ClauseSchnorr:
return 2;
}
}
}
export interface RsaBlindedDenominationSignature {
@ -851,44 +851,28 @@ export interface RsaBlindedDenominationSignature {
blinded_rsa_signature: string;
}
export interface LegacyRsaBlindedDenominationSignature {
cipher: DenomKeyType.LegacyRsa;
blinded_rsa_signature: string;
}
export interface CSBlindedDenominationSignature {
cipher: DenomKeyType.ClauseSchnorr;
}
export type BlindedDenominationSignature =
| RsaBlindedDenominationSignature
| CSBlindedDenominationSignature
| LegacyRsaBlindedDenominationSignature;
| CSBlindedDenominationSignature;
export const codecForBlindedDenominationSignature = () =>
buildCodecForUnion<BlindedDenominationSignature>()
.discriminateOn("cipher")
.alternative(1, codecForRsaBlindedDenominationSignature())
.alternative(3, codecForLegacyRsaBlindedDenominationSignature())
.alternative(DenomKeyType.Rsa, codecForRsaBlindedDenominationSignature())
.build("BlindedDenominationSignature");
export const codecForRsaBlindedDenominationSignature = () =>
buildCodecForObject<RsaBlindedDenominationSignature>()
.property("cipher", codecForConstNumber(1))
.property("cipher", codecForConstString(DenomKeyType.Rsa))
.property("blinded_rsa_signature", codecForString())
.build("RsaBlindedDenominationSignature");
export const codecForLegacyRsaBlindedDenominationSignature = () =>
buildCodecForObject<LegacyRsaBlindedDenominationSignature>()
.property("cipher", codecForConstNumber(1))
.property("blinded_rsa_signature", codecForString())
.build("LegacyRsaBlindedDenominationSignature");
export class WithdrawResponse {
/**
* The string variant is for legacy protocol support.
*/
ev_sig: BlindedDenominationSignature | string;
ev_sig: BlindedDenominationSignature;
}
/**
@ -983,10 +967,7 @@ export interface ExchangeMeltResponse {
}
export interface ExchangeRevealItem {
/**
* The string variant is for the legacy v9 protocol.
*/
ev_sig: BlindedDenominationSignature | string;
ev_sig: BlindedDenominationSignature;
}
export interface ExchangeRevealResponse {
@ -1105,26 +1086,18 @@ export interface BankWithdrawalOperationPostResponse {
transfer_done: boolean;
}
export type DenominationPubKey =
| RsaDenominationPubKey
| CsDenominationPubKey
| LegacyRsaDenominationPubKey;
export interface LegacyRsaDenominationPubKey {
cipher: DenomKeyType.LegacyRsa;
rsa_public_key: string;
}
export type DenominationPubKey = RsaDenominationPubKey | CsDenominationPubKey;
export interface RsaDenominationPubKey {
cipher: DenomKeyType.Rsa;
rsa_public_key: string;
age_mask?: number;
readonly cipher: DenomKeyType.Rsa;
readonly rsa_public_key: string;
readonly age_mask?: number;
}
export interface CsDenominationPubKey {
cipher: DenomKeyType.ClauseSchnorr;
age_mask: number;
cs_public_key: string;
readonly cipher: DenomKeyType.ClauseSchnorr;
readonly age_mask: number;
readonly cs_public_key: string;
}
export namespace DenominationPubKey {
@ -1136,12 +1109,6 @@ export namespace DenominationPubKey {
return -1;
} else if (p1.cipher > p2.cipher) {
return +1;
}
if (
p1.cipher === DenomKeyType.LegacyRsa &&
p2.cipher === DenomKeyType.LegacyRsa
) {
return strcmp(p1.rsa_public_key, p2.rsa_public_key);
} else if (
p1.cipher === DenomKeyType.Rsa &&
p2.cipher === DenomKeyType.Rsa
@ -1166,41 +1133,24 @@ export namespace DenominationPubKey {
throw Error("unsupported cipher");
}
}
export function lift(p1: DenominationPubKey | string): DenominationPubKey {
if (typeof p1 === "string") {
return {
cipher: DenomKeyType.LegacyRsa,
rsa_public_key: p1,
};
}
return p1;
}
}
export const codecForDenominationPubKey = () =>
buildCodecForUnion<DenominationPubKey>()
.discriminateOn("cipher")
.alternative(1, codecForRsaDenominationPubKey())
.alternative(2, codecForCsDenominationPubKey())
.alternative(3, codecForLegacyRsaDenominationPubKey())
.alternative(DenomKeyType.Rsa, codecForRsaDenominationPubKey())
.alternative(DenomKeyType.ClauseSchnorr, codecForCsDenominationPubKey())
.build("DenominationPubKey");
export const codecForRsaDenominationPubKey = () =>
buildCodecForObject<RsaDenominationPubKey>()
.property("cipher", codecForConstNumber(1))
.property("cipher", codecForConstString(DenomKeyType.Rsa))
.property("rsa_public_key", codecForString())
.build("DenominationPubKey");
export const codecForLegacyRsaDenominationPubKey = () =>
buildCodecForObject<LegacyRsaDenominationPubKey>()
.property("cipher", codecForConstNumber(3))
.property("rsa_public_key", codecForString())
.build("LegacyRsaDenominationPubKey");
export const codecForCsDenominationPubKey = () =>
buildCodecForObject<CsDenominationPubKey>()
.property("cipher", codecForConstNumber(2))
.property("cipher", codecForConstString(DenomKeyType.ClauseSchnorr))
.property("cs_public_key", codecForString())
.build("CsDenominationPubKey");
@ -1219,10 +1169,7 @@ export type CoinPublicKeyString = string;
export const codecForDenomination = (): Codec<ExchangeDenomination> =>
buildCodecForObject<ExchangeDenomination>()
.property("value", codecForString())
.property(
"denom_pub",
codecForEither(codecForDenominationPubKey(), codecForString()),
)
.property("denom_pub", codecForDenominationPubKey())
.property("fee_withdraw", codecForString())
.property("fee_deposit", codecForString())
.property("fee_refresh", codecForString())
@ -1470,10 +1417,7 @@ export const codecForRecoupConfirmation = (): Codec<RecoupConfirmation> =>
export const codecForWithdrawResponse = (): Codec<WithdrawResponse> =>
buildCodecForObject<WithdrawResponse>()
.property(
"ev_sig",
codecForEither(codecForBlindedDenominationSignature(), codecForString()),
)
.property("ev_sig", codecForBlindedDenominationSignature())
.build("WithdrawResponse");
export const codecForMerchantPayResponse = (): Codec<MerchantPayResponse> =>
@ -1491,10 +1435,7 @@ export const codecForExchangeMeltResponse = (): Codec<ExchangeMeltResponse> =>
export const codecForExchangeRevealItem = (): Codec<ExchangeRevealItem> =>
buildCodecForObject<ExchangeRevealItem>()
.property(
"ev_sig",
codecForEither(codecForBlindedDenominationSignature(), codecForString()),
)
.property("ev_sig", codecForBlindedDenominationSignature())
.build("ExchangeRevealItem");
export const codecForExchangeRevealResponse =
@ -1711,17 +1652,48 @@ export const codecForMerchantConfigResponse =
.build("MerchantConfigResponse");
export enum ExchangeProtocolVersion {
V9 = 9,
/**
* Current version supported by the wallet.
*/
V12 = 12,
}
export enum MerchantProtocolVersion {
/**
* Legacy version that is still supported.
*/
V1 = 1,
/**
* Current version supported by the wallet.
*/
V3 = 3,
}
export type CoinEnvelope = CoinEnvelopeRsa | CoinEnvelopeCs;
export interface CoinEnvelopeRsa {
cipher: DenomKeyType.Rsa;
rsa_blinded_planchet: string;
}
export interface CoinEnvelopeCs {
cipher: DenomKeyType.ClauseSchnorr;
// FIXME: add remaining fields
}
export type HashCodeString = string;
export interface ExchangeWithdrawRequest {
denom_pub_hash: HashCodeString;
reserve_sig: EddsaSignatureString;
coin_ev: CoinEnvelope;
}
export interface ExchangeRefreshRevealRequest {
new_denoms_h: HashCodeString[];
coin_evs: CoinEnvelope[];
/**
* kappa - 1 transfer private keys (ephemeral ECDHE keys).
*/
transfer_privs: string[];
transfer_pub: EddsaPublicKeyString;
link_sigs: EddsaSignatureString[];
}

309
packages/taler-util/src/walletTypes.ts
View File

@ -47,6 +47,7 @@ import {
import {
AmountString,
codecForContractTerms,
CoinEnvelope,
ContractTerms,
DenominationPubKey,
DenomKeyType,
@ -136,11 +137,12 @@ export interface ConfirmPayResultPending {
export type ConfirmPayResult = ConfirmPayResultDone | ConfirmPayResultPending;
export const codecForConfirmPayResultPending = (): Codec<ConfirmPayResultPending> =>
buildCodecForObject<ConfirmPayResultPending>()
.property("lastError", codecForAny())
.property("type", codecForConstString(ConfirmPayResultType.Pending))
.build("ConfirmPayResultPending");
export const codecForConfirmPayResultPending =
(): Codec<ConfirmPayResultPending> =>
buildCodecForObject<ConfirmPayResultPending>()
.property("lastError", codecForAny())
.property("type", codecForConstString(ConfirmPayResultType.Pending))
.build("ConfirmPayResultPending");
export const codecForConfirmPayResultDone = (): Codec<ConfirmPayResultDone> =>
buildCodecForObject<ConfirmPayResultDone>()
@ -322,45 +324,48 @@ export enum PreparePayResultType {
AlreadyConfirmed = "already-confirmed",
}
export const codecForPreparePayResultPaymentPossible = (): Codec<PreparePayResultPaymentPossible> =>
buildCodecForObject<PreparePayResultPaymentPossible>()
.property("amountEffective", codecForAmountString())
.property("amountRaw", codecForAmountString())
.property("contractTerms", codecForContractTerms())
.property("proposalId", codecForString())
.property("contractTermsHash", codecForString())
.property("noncePriv", codecForString())
.property(
"status",
codecForConstString(PreparePayResultType.PaymentPossible),
)
.build("PreparePayResultPaymentPossible");
export const codecForPreparePayResultPaymentPossible =
(): Codec<PreparePayResultPaymentPossible> =>
buildCodecForObject<PreparePayResultPaymentPossible>()
.property("amountEffective", codecForAmountString())
.property("amountRaw", codecForAmountString())
.property("contractTerms", codecForContractTerms())
.property("proposalId", codecForString())
.property("contractTermsHash", codecForString())
.property("noncePriv", codecForString())
.property(
"status",
codecForConstString(PreparePayResultType.PaymentPossible),
)
.build("PreparePayResultPaymentPossible");
export const codecForPreparePayResultInsufficientBalance = (): Codec<PreparePayResultInsufficientBalance> =>
buildCodecForObject<PreparePayResultInsufficientBalance>()
.property("amountRaw", codecForAmountString())
.property("contractTerms", codecForAny())
.property("proposalId", codecForString())
.property("noncePriv", codecForString())
.property(
"status",
codecForConstString(PreparePayResultType.InsufficientBalance),
)
.build("PreparePayResultInsufficientBalance");
export const codecForPreparePayResultInsufficientBalance =
(): Codec<PreparePayResultInsufficientBalance> =>
buildCodecForObject<PreparePayResultInsufficientBalance>()
.property("amountRaw", codecForAmountString())
.property("contractTerms", codecForAny())
.property("proposalId", codecForString())
.property("noncePriv", codecForString())
.property(
"status",
codecForConstString(PreparePayResultType.InsufficientBalance),
)
.build("PreparePayResultInsufficientBalance");
export const codecForPreparePayResultAlreadyConfirmed = (): Codec<PreparePayResultAlreadyConfirmed> =>
buildCodecForObject<PreparePayResultAlreadyConfirmed>()
.property(
"status",
codecForConstString(PreparePayResultType.AlreadyConfirmed),
)
.property("amountEffective", codecForAmountString())
.property("amountRaw", codecForAmountString())
.property("paid", codecForBoolean())
.property("contractTerms", codecForAny())
.property("contractTermsHash", codecForString())
.property("proposalId", codecForString())
.build("PreparePayResultAlreadyConfirmed");
export const codecForPreparePayResultAlreadyConfirmed =
(): Codec<PreparePayResultAlreadyConfirmed> =>
buildCodecForObject<PreparePayResultAlreadyConfirmed>()
.property(
"status",
codecForConstString(PreparePayResultType.AlreadyConfirmed),
)
.property("amountEffective", codecForAmountString())
.property("amountRaw", codecForAmountString())
.property("paid", codecForBoolean())
.property("contractTerms", codecForAny())
.property("contractTermsHash", codecForString())
.property("proposalId", codecForString())
.build("PreparePayResultAlreadyConfirmed");
export const codecForPreparePayResult = (): Codec<PreparePayResult> =>
buildCodecForUnion<PreparePayResult>()
@ -461,7 +466,7 @@ export interface PlanchetCreationResult {
denomPub: DenominationPubKey;
blindingKey: string;
withdrawSig: string;
coinEv: string;
coinEv: CoinEnvelope;
coinValue: AmountJson;
coinEvHash: string;
}
@ -543,12 +548,13 @@ export interface ExchangeListItem {
tos: ExchangeTos;
}
const codecForExchangeTos = (): Codec<ExchangeTos> => buildCodecForObject<ExchangeTos>()
.property("acceptedVersion", codecOptional(codecForString()))
.property("currentVersion", codecOptional(codecForString()))
.property("contentType", codecOptional(codecForString()))
.property("content", codecOptional(codecForString()))
.build("ExchangeTos")
const codecForExchangeTos = (): Codec<ExchangeTos> =>
buildCodecForObject<ExchangeTos>()
.property("acceptedVersion", codecOptional(codecForString()))
.property("currentVersion", codecOptional(codecForString()))
.property("contentType", codecOptional(codecForString()))
.property("content", codecOptional(codecForString()))
.build("ExchangeTos");
export const codecForExchangeListItem = (): Codec<ExchangeListItem> =>
buildCodecForObject<ExchangeListItem>()
@ -670,10 +676,11 @@ export interface ForceExchangeUpdateRequest {
exchangeBaseUrl: string;
}
export const codecForForceExchangeUpdateRequest = (): Codec<AddExchangeRequest> =>
buildCodecForObject<AddExchangeRequest>()
.property("exchangeBaseUrl", codecForString())
.build("AddExchangeRequest");
export const codecForForceExchangeUpdateRequest =
(): Codec<AddExchangeRequest> =>
buildCodecForObject<AddExchangeRequest>()
.property("exchangeBaseUrl", codecForString())
.build("AddExchangeRequest");
export interface GetExchangeTosRequest {
exchangeBaseUrl: string;
@ -691,11 +698,12 @@ export interface AcceptManualWithdrawalRequest {
amount: string;
}
export const codecForAcceptManualWithdrawalRequet = (): Codec<AcceptManualWithdrawalRequest> =>
buildCodecForObject<AcceptManualWithdrawalRequest>()
.property("exchangeBaseUrl", codecForString())
.property("amount", codecForString())
.build("AcceptManualWithdrawalRequest");
export const codecForAcceptManualWithdrawalRequet =
(): Codec<AcceptManualWithdrawalRequest> =>
buildCodecForObject<AcceptManualWithdrawalRequest>()
.property("exchangeBaseUrl", codecForString())
.property("amount", codecForString())
.build("AcceptManualWithdrawalRequest");
export interface GetWithdrawalDetailsForAmountRequest {
exchangeBaseUrl: string;
@ -707,28 +715,31 @@ export interface AcceptBankIntegratedWithdrawalRequest {
exchangeBaseUrl: string;
}
export const codecForAcceptBankIntegratedWithdrawalRequest = (): Codec<AcceptBankIntegratedWithdrawalRequest> =>
buildCodecForObject<AcceptBankIntegratedWithdrawalRequest>()
.property("exchangeBaseUrl", codecForString())
.property("talerWithdrawUri", codecForString())
.build("AcceptBankIntegratedWithdrawalRequest");
export const codecForAcceptBankIntegratedWithdrawalRequest =
(): Codec<AcceptBankIntegratedWithdrawalRequest> =>
buildCodecForObject<AcceptBankIntegratedWithdrawalRequest>()
.property("exchangeBaseUrl", codecForString())
.property("talerWithdrawUri", codecForString())
.build("AcceptBankIntegratedWithdrawalRequest");
export const codecForGetWithdrawalDetailsForAmountRequest = (): Codec<GetWithdrawalDetailsForAmountRequest> =>
buildCodecForObject<GetWithdrawalDetailsForAmountRequest>()
.property("exchangeBaseUrl", codecForString())
.property("amount", codecForString())
.build("GetWithdrawalDetailsForAmountRequest");
export const codecForGetWithdrawalDetailsForAmountRequest =
(): Codec<GetWithdrawalDetailsForAmountRequest> =>
buildCodecForObject<GetWithdrawalDetailsForAmountRequest>()
.property("exchangeBaseUrl", codecForString())
.property("amount", codecForString())
.build("GetWithdrawalDetailsForAmountRequest");
export interface AcceptExchangeTosRequest {
exchangeBaseUrl: string;
etag: string;
}
export const codecForAcceptExchangeTosRequest = (): Codec<AcceptExchangeTosRequest> =>
buildCodecForObject<AcceptExchangeTosRequest>()
.property("exchangeBaseUrl", codecForString())
.property("etag", codecForString())
.build("AcceptExchangeTosRequest");
export const codecForAcceptExchangeTosRequest =
(): Codec<AcceptExchangeTosRequest> =>
buildCodecForObject<AcceptExchangeTosRequest>()
.property("exchangeBaseUrl", codecForString())
.property("etag", codecForString())
.build("AcceptExchangeTosRequest");
export interface ApplyRefundRequest {
talerRefundUri: string;
@ -742,18 +753,20 @@ export const codecForApplyRefundRequest = (): Codec<ApplyRefundRequest> =>
export interface GetWithdrawalDetailsForUriRequest {
talerWithdrawUri: string;
}
export const codecForGetWithdrawalDetailsForUri = (): Codec<GetWithdrawalDetailsForUriRequest> =>
buildCodecForObject<GetWithdrawalDetailsForUriRequest>()
.property("talerWithdrawUri", codecForString())
.build("GetWithdrawalDetailsForUriRequest");
export const codecForGetWithdrawalDetailsForUri =
(): Codec<GetWithdrawalDetailsForUriRequest> =>
buildCodecForObject<GetWithdrawalDetailsForUriRequest>()
.property("talerWithdrawUri", codecForString())
.build("GetWithdrawalDetailsForUriRequest");
export interface ListKnownBankAccountsRequest {
currency?: string;
}
export const codecForListKnownBankAccounts = (): Codec<ListKnownBankAccountsRequest> =>
buildCodecForObject<ListKnownBankAccountsRequest>()
.property("currency", codecOptional(codecForString()))
.build("ListKnownBankAccountsRequest");
export const codecForListKnownBankAccounts =
(): Codec<ListKnownBankAccountsRequest> =>
buildCodecForObject<ListKnownBankAccountsRequest>()
.property("currency", codecOptional(codecForString()))
.build("ListKnownBankAccountsRequest");
export interface GetExchangeWithdrawalInfo {
exchangeBaseUrl: string;
@ -761,15 +774,16 @@ export interface GetExchangeWithdrawalInfo {
tosAcceptedFormat?: string[];
}
export const codecForGetExchangeWithdrawalInfo = (): Codec<GetExchangeWithdrawalInfo> =>
buildCodecForObject<GetExchangeWithdrawalInfo>()
.property("exchangeBaseUrl", codecForString())
.property("amount", codecForAmountJson())
.property(
"tosAcceptedFormat",
codecOptional(codecForList(codecForString())),
)
.build("GetExchangeWithdrawalInfo");
export const codecForGetExchangeWithdrawalInfo =
(): Codec<GetExchangeWithdrawalInfo> =>
buildCodecForObject<GetExchangeWithdrawalInfo>()
.property("exchangeBaseUrl", codecForString())
.property("amount", codecForAmountJson())
.property(
"tosAcceptedFormat",
codecOptional(codecForList(codecForString())),
)
.build("GetExchangeWithdrawalInfo");
export interface AbortProposalRequest {
proposalId: string;
@ -853,17 +867,17 @@ export interface RefreshPlanchetInfo {
/**
* Public key for the coin.
*/
publicKey: string;
coinPub: string;
/**
* Private key for the coin.
*/
privateKey: string;
coinPriv: string;
/**
* Blinded public key.
*/
coinEv: string;
coinEv: CoinEnvelope;
coinEvHash: string;
@ -896,12 +910,13 @@ export interface RecoveryLoadRequest {
strategy?: RecoveryMergeStrategy;
}
export const codecForWithdrawTestBalance = (): Codec<WithdrawTestBalanceRequest> =>
buildCodecForObject<WithdrawTestBalanceRequest>()
.property("amount", codecForString())
.property("bankBaseUrl", codecForString())
.property("exchangeBaseUrl", codecForString())
.build("WithdrawTestBalanceRequest");
export const codecForWithdrawTestBalance =
(): Codec<WithdrawTestBalanceRequest> =>
buildCodecForObject<WithdrawTestBalanceRequest>()
.property("amount", codecForString())
.property("bankBaseUrl", codecForString())
.property("exchangeBaseUrl", codecForString())
.build("WithdrawTestBalanceRequest");
export interface ApplyRefundResponse {
contractTermsHash: string;
@ -935,11 +950,12 @@ export interface SetCoinSuspendedRequest {
suspended: boolean;
}
export const codecForSetCoinSuspendedRequest = (): Codec<SetCoinSuspendedRequest> =>
buildCodecForObject<SetCoinSuspendedRequest>()
.property("coinPub", codecForString())
.property("suspended", codecForBoolean())
.build("SetCoinSuspendedRequest");
export const codecForSetCoinSuspendedRequest =
(): Codec<SetCoinSuspendedRequest> =>
buildCodecForObject<SetCoinSuspendedRequest>()
.property("coinPub", codecForString())
.property("suspended", codecForBoolean())
.build("SetCoinSuspendedRequest");
export interface ForceRefreshRequest {
coinPubList: string[];
@ -972,10 +988,11 @@ export interface AbortPayWithRefundRequest {
proposalId: string;
}
export const codecForAbortPayWithRefundRequest = (): Codec<AbortPayWithRefundRequest> =>
buildCodecForObject<AbortPayWithRefundRequest>()
.property("proposalId", codecForString())
.build("AbortPayWithRefundRequest");
export const codecForAbortPayWithRefundRequest =
(): Codec<AbortPayWithRefundRequest> =>
buildCodecForObject<AbortPayWithRefundRequest>()
.property("proposalId", codecForString())
.build("AbortPayWithRefundRequest");
export interface GetFeeForDepositRequest {
depositPaytoUri: string;
@ -987,18 +1004,18 @@ export interface CreateDepositGroupRequest {
amount: AmountString;
}
export const codecForGetFeeForDeposit = (): Codec<GetFeeForDepositRequest> =>
buildCodecForObject<GetFeeForDepositRequest>()
.property("amount", codecForAmountString())
.property("depositPaytoUri", codecForString())
.build("GetFeeForDepositRequest");
export const codecForCreateDepositGroupRequest = (): Codec<CreateDepositGroupRequest> =>
buildCodecForObject<CreateDepositGroupRequest>()
.property("amount", codecForAmountString())
.property("depositPaytoUri", codecForString())
.build("CreateDepositGroupRequest");
export const codecForCreateDepositGroupRequest =
(): Codec<CreateDepositGroupRequest> =>
buildCodecForObject<CreateDepositGroupRequest>()
.property("amount", codecForAmountString())
.property("depositPaytoUri", codecForString())
.build("CreateDepositGroupRequest");
export interface CreateDepositGroupResponse {
depositGroupId: string;
@ -1015,10 +1032,11 @@ export interface TrackDepositGroupResponse {
}[];
}
export const codecForTrackDepositGroupRequest = (): Codec<TrackDepositGroupRequest> =>
buildCodecForObject<TrackDepositGroupRequest>()
.property("depositGroupId", codecForAmountString())
.build("TrackDepositGroupRequest");
export const codecForTrackDepositGroupRequest =
(): Codec<TrackDepositGroupRequest> =>
buildCodecForObject<TrackDepositGroupRequest>()
.property("depositGroupId", codecForAmountString())
.build("TrackDepositGroupRequest");
export interface WithdrawUriInfoResponse {
amount: AmountString;
@ -1026,12 +1044,13 @@ export interface WithdrawUriInfoResponse {
possibleExchanges: ExchangeListItem[];
}
export const codecForWithdrawUriInfoResponse = (): Codec<WithdrawUriInfoResponse> =>
buildCodecForObject<WithdrawUriInfoResponse>()
.property("amount", codecForAmountString())
.property("defaultExchangeBaseUrl", codecOptional(codecForString()))
.property("possibleExchanges", codecForList(codecForExchangeListItem()))
.build("WithdrawUriInfoResponse");
export const codecForWithdrawUriInfoResponse =
(): Codec<WithdrawUriInfoResponse> =>
buildCodecForObject<WithdrawUriInfoResponse>()
.property("amount", codecForAmountString())
.property("defaultExchangeBaseUrl", codecOptional(codecForString()))
.property("possibleExchanges", codecForList(codecForExchangeListItem()))
.build("WithdrawUriInfoResponse");
export interface WalletCurrencyInfo {
trustedAuditors: {
@ -1054,15 +1073,17 @@ export interface RetryTransactionRequest {
transactionId: string;
}
export const codecForDeleteTransactionRequest = (): Codec<DeleteTransactionRequest> =>
buildCodecForObject<DeleteTransactionRequest>()
.property("transactionId", codecForString())
.build("DeleteTransactionRequest");
export const codecForDeleteTransactionRequest =
(): Codec<DeleteTransactionRequest> =>
buildCodecForObject<DeleteTransactionRequest>()
.property("transactionId", codecForString())
.build("DeleteTransactionRequest");
export const codecForRetryTransactionRequest = (): Codec<RetryTransactionRequest> =>
buildCodecForObject<RetryTransactionRequest>()
.property("transactionId", codecForString())
.build("RetryTransactionRequest");
export const codecForRetryTransactionRequest =
(): Codec<RetryTransactionRequest> =>
buildCodecForObject<RetryTransactionRequest>()
.property("transactionId", codecForString())
.build("RetryTransactionRequest");
export interface SetWalletDeviceIdRequest {
/**
@ -1071,10 +1092,11 @@ export interface SetWalletDeviceIdRequest {
walletDeviceId: string;
}
export const codecForSetWalletDeviceIdRequest = (): Codec<SetWalletDeviceIdRequest> =>
buildCodecForObject<SetWalletDeviceIdRequest>()
.property("walletDeviceId", codecForString())
.build("SetWalletDeviceIdRequest");
export const codecForSetWalletDeviceIdRequest =
(): Codec<SetWalletDeviceIdRequest> =>
buildCodecForObject<SetWalletDeviceIdRequest>()
.property("walletDeviceId", codecForString())
.build("SetWalletDeviceIdRequest");
export interface WithdrawFakebankRequest {
amount: AmountString;
@ -1082,12 +1104,13 @@ export interface WithdrawFakebankRequest {
bank: string;
}
export const codecForWithdrawFakebankRequest = (): Codec<WithdrawFakebankRequest> =>
buildCodecForObject<WithdrawFakebankRequest>()
.property("amount", codecForAmountString())
.property("bank", codecForString())
.property("exchange", codecForString())
.build("WithdrawFakebankRequest");
export const codecForWithdrawFakebankRequest =
(): Codec<WithdrawFakebankRequest> =>
buildCodecForObject<WithdrawFakebankRequest>()
.property("amount", codecForAmountString())
.property("bank", codecForString())
.property("exchange", codecForString())
.build("WithdrawFakebankRequest");
export interface ImportDb {
dump: any;
@ -1095,4 +1118,4 @@ export interface ImportDb {
export const codecForImportDbRequest = (): Codec<ImportDb> =>
buildCodecForObject<ImportDb>()
.property("dump", codecForAny())
.build("ImportDbRequest")
.build("ImportDbRequest");

2
packages/taler-wallet-cli/src/harness/harness.ts
View File

@ -1525,7 +1525,7 @@ export class ExchangeService implements ExchangeServiceInterface {
this.exchangeHttpProc = this.globalState.spawnService(
"taler-exchange-httpd",
["-c", this.configFilename, ...this.timetravelArgArr],
["-LINFO", "-c", this.configFilename, ...this.timetravelArgArr],
`exchange-httpd-${this.name}`,
);

4
packages/taler-wallet-cli/src/integrationtests/test-exchange-timetravel.ts
View File

@ -201,8 +201,8 @@ export async function runExchangeTimetravelTest(t: GlobalTestState) {
for (const da of denomPubs1) {
let found = false;
for (const db of denomPubs2) {
const d1 = DenominationPubKey.lift(da.denomPub);
const d2 = DenominationPubKey.lift(db.denomPub);
const d1 = da.denomPub;
const d2 = db.denomPub;
if (DenominationPubKey.cmp(d1, d2) === 0) {
found = true;
break;

29
packages/taler-wallet-core/src/crypto/cryptoTypes.ts
View File

@ -30,8 +30,10 @@
import {
AmountJson,
AmountString,
CoinEnvelope,
DenominationPubKey,
ExchangeProtocolVersion,
RefreshPlanchetInfo,
UnblindedSignature,
} from "@gnu-taler/taler-util";
@ -74,32 +76,7 @@ export interface DerivedRefreshSession {
/**
* Planchets for each cut-and-choose instance.
*/
planchetsForGammas: {
/**
* Public key for the coin.
*/
publicKey: string;
/**
* Private key for the coin.
*/
privateKey: string;
/**
* Blinded public key.
*/
coinEv: string;
/**
* Hash of the blinded public key.
*/
coinEvHash: string;
/**
* Blinding key used.
*/
blindingKey: string;
}[][];
planchetsForGammas: RefreshPlanchetInfo[][];
/**
* The transfer keys, kappa of them.

3
packages/taler-wallet-core/src/crypto/workers/cryptoApi.ts
View File

@ -28,6 +28,7 @@ import { CryptoWorker } from "./cryptoWorkerInterface.js";
import {
CoinDepositPermission,
CoinEnvelope,
RecoupRefreshRequest,
RecoupRequest,
} from "@gnu-taler/taler-util";
@ -452,7 +453,7 @@ export class CryptoApi {
newDenomHash: string,
oldCoinPub: string,
transferPub: string,
coinEv: string,
coinEv: CoinEnvelope,
): Promise<string> {
return this.doRpc<string>(
"signCoinLink",

237
packages/taler-wallet-core/src/crypto/workers/cryptoImplementation.ts
View File

@ -26,19 +26,49 @@
// FIXME: Crypto should not use DB Types!
import {
AmountJson, Amounts, BenchmarkResult, buildSigPS,
CoinDepositPermission, createEddsaKeyPair, createHashContext, decodeCrock,
DenomKeyType, DepositInfo, eddsaGetPublic, eddsaSign, eddsaVerify,
encodeCrock, ExchangeProtocolVersion,
FreshCoin, hash, hashDenomPub, kdf, keyExchangeEcdheEddsa,
// Logger,
MakeSyncSignatureRequest, PlanchetCreationRequest, PlanchetCreationResult,
randomBytes, RecoupRefreshRequest,
AmountJson,
Amounts,
BenchmarkResult,
buildSigPS,
CoinDepositPermission,
CoinEnvelope,
createEddsaKeyPair,
createHashContext,
decodeCrock,
DenomKeyType,
DepositInfo,
eddsaGetPublic,
eddsaSign,
eddsaVerify,
encodeCrock,
ExchangeProtocolVersion,
FreshCoin,
hash,
HashCodeString,
hashCoinEv,
hashCoinEvInner,
hashDenomPub,
keyExchangeEcdheEddsa,
Logger,
MakeSyncSignatureRequest,
PlanchetCreationRequest,
PlanchetCreationResult,
randomBytes,
RecoupRefreshRequest,
RecoupRequest,
RefreshPlanchetInfo, rsaBlind, rsaUnblind, rsaVerify, setupRefreshPlanchet,
RefreshPlanchetInfo,
rsaBlind,
rsaUnblind,
rsaVerify,
setupRefreshPlanchet,
setupRefreshTransferPub,
setupTipPlanchet,
setupWithdrawPlanchet, stringToBytes, TalerSignaturePurpose, Timestamp, timestampTruncateToSecond
setupWithdrawPlanchet,
stringToBytes,
TalerSignaturePurpose,
Timestamp,
timestampTruncateToSecond,
typedArrayConcat,
} from "@gnu-taler/taler-util";
import bigint from "big-integer";
import { DenominationRecord, WireFee } from "../../db.js";
@ -50,10 +80,10 @@ import {
DerivedTipPlanchet,
DeriveRefreshSessionRequest,
DeriveTipRequest,
SignTrackTransactionRequest
SignTrackTransactionRequest,
} from "../cryptoTypes.js";
// const logger = new Logger("cryptoImplementation.ts");
const logger = new Logger("cryptoImplementation.ts");
function amountToBuffer(amount: AmountJson): Uint8Array {
const buffer = new ArrayBuffer(8 + 4 + 12);
@ -130,7 +160,7 @@ async function myEddsaSign(
export class CryptoImplementation {
static enableTracing = false;
constructor(private primitiveWorker?: PrimitiveWorker) { }
constructor(private primitiveWorker?: PrimitiveWorker) {}
/**
* Create a pre-coin of the given denomination to be withdrawn from then given
@ -139,26 +169,26 @@ export class CryptoImplementation {
async createPlanchet(
req: PlanchetCreationRequest,
): Promise<PlanchetCreationResult> {
if (
req.denomPub.cipher === DenomKeyType.Rsa ||
req.denomPub.cipher === DenomKeyType.LegacyRsa
) {
const denomPub = req.denomPub;
if (denomPub.cipher === DenomKeyType.Rsa) {
const reservePub = decodeCrock(req.reservePub);
const denomPubRsa = decodeCrock(req.denomPub.rsa_public_key);
const denomPubRsa = decodeCrock(denomPub.rsa_public_key);
const derivedPlanchet = setupWithdrawPlanchet(
decodeCrock(req.secretSeed),
req.coinIndex,
);
const coinPubHash = hash(derivedPlanchet.coinPub);
const ev = rsaBlind(coinPubHash, derivedPlanchet.bks, denomPubRsa);
const coinEv: CoinEnvelope = {
cipher: DenomKeyType.Rsa,
rsa_blinded_planchet: encodeCrock(ev),
};
const amountWithFee = Amounts.add(req.value, req.feeWithdraw).amount;
const denomPubHash = hashDenomPub(req.denomPub);
const evHash = hash(ev);
const evHash = hashCoinEv(coinEv, encodeCrock(denomPubHash));
const withdrawRequest = buildSigPS(
TalerSignaturePurpose.WALLET_RESERVE_WITHDRAW,
)
.put(reservePub)
.put(amountToBuffer(amountWithFee))
.put(denomPubHash)
.put(evHash)
@ -171,14 +201,11 @@ export class CryptoImplementation {
const planchet: PlanchetCreationResult = {
blindingKey: encodeCrock(derivedPlanchet.bks),
coinEv: encodeCrock(ev),
coinEv,
coinPriv: encodeCrock(derivedPlanchet.coinPriv),
coinPub: encodeCrock(derivedPlanchet.coinPub),
coinValue: req.value,
denomPub: {
cipher: req.denomPub.cipher,
rsa_public_key: encodeCrock(denomPubRsa),
},
denomPub,
denomPubHash: encodeCrock(denomPubHash),
reservePub: encodeCrock(reservePub),
withdrawSig: sigResult.sig,
@ -194,11 +221,8 @@ export class CryptoImplementation {
* Create a planchet used for tipping, including the private keys.
*/
createTipPlanchet(req: DeriveTipRequest): DerivedTipPlanchet {
if (
req.denomPub.cipher !== DenomKeyType.Rsa &&
req.denomPub.cipher !== DenomKeyType.LegacyRsa
) {
throw Error("unsupported cipher");
if (req.denomPub.cipher !== DenomKeyType.Rsa) {
throw Error(`unsupported cipher (${req.denomPub.cipher})`);
}
const fc = setupTipPlanchet(decodeCrock(req.secretSeed), req.planchetIndex);
const denomPub = decodeCrock(req.denomPub.rsa_public_key);
@ -236,15 +260,7 @@ export class CryptoImplementation {
const coinPriv = decodeCrock(req.coinPriv);
const coinSig = eddsaSign(p, coinPriv);
if (req.denomPub.cipher === DenomKeyType.LegacyRsa) {
const paybackRequest: RecoupRequest = {
coin_blind_key_secret: req.blindingKey,
coin_sig: encodeCrock(coinSig),
denom_pub_hash: req.denomPubHash,
denom_sig: req.denomSig.rsa_signature,
};
return paybackRequest;
} else {
if (req.denomPub.cipher === DenomKeyType.Rsa) {
const paybackRequest: RecoupRequest = {
coin_blind_key_secret: req.blindingKey,
coin_sig: encodeCrock(coinSig),
@ -252,6 +268,8 @@ export class CryptoImplementation {
denom_sig: req.denomSig,
};
return paybackRequest;
} else {
throw new Error();
}
}
@ -268,15 +286,7 @@ export class CryptoImplementation {
const coinPriv = decodeCrock(req.coinPriv);
const coinSig = eddsaSign(p, coinPriv);
if (req.denomPub.cipher === DenomKeyType.LegacyRsa) {
const recoupRequest: RecoupRefreshRequest = {
coin_blind_key_secret: req.blindingKey,
coin_sig: encodeCrock(coinSig),
denom_pub_hash: req.denomPubHash,
denom_sig: req.denomSig.rsa_signature,
};
return recoupRequest;
} else {
if (req.denomPub.cipher === DenomKeyType.Rsa) {
const recoupRequest: RecoupRefreshRequest = {
coin_blind_key_secret: req.blindingKey,
coin_sig: encodeCrock(coinSig),
@ -284,6 +294,8 @@ export class CryptoImplementation {
denom_sig: req.denomSig,
};
return recoupRequest;
} else {
throw new Error();
}
}
@ -364,26 +376,11 @@ export class CryptoImplementation {
sig: string,
masterPub: string,
): boolean {
if (versionCurrent === ExchangeProtocolVersion.V12) {
const paytoHash = hash(stringToBytes(paytoUri + "\0"));
const p = buildSigPS(TalerSignaturePurpose.MASTER_WIRE_DETAILS)
.put(paytoHash)
.build();
return eddsaVerify(p, decodeCrock(sig), decodeCrock(masterPub));
} else if (versionCurrent === ExchangeProtocolVersion.V9) {
const h = kdf(
64,
stringToBytes("exchange-wire-signature"),
stringToBytes(paytoUri + "\0"),
new Uint8Array(0),
);
const p = buildSigPS(TalerSignaturePurpose.MASTER_WIRE_DETAILS)
.put(h)
.build();
return eddsaVerify(p, decodeCrock(sig), decodeCrock(masterPub));
} else {
throw Error(`unsupported version (${versionCurrent})`);
}
const paytoHash = hash(stringToBytes(paytoUri + "\0"));
const p = buildSigPS(TalerSignaturePurpose.MASTER_WIRE_DETAILS)
.put(paytoHash)
.build();
return eddsaVerify(p, decodeCrock(sig), decodeCrock(masterPub));
}
isValidContractTermsSignature(
@ -444,10 +441,12 @@ export class CryptoImplementation {
): Promise<CoinDepositPermission> {
// FIXME: put extensions here if used
const hExt = new Uint8Array(64);
const hAgeCommitment = new Uint8Array(32);
let d: Uint8Array;
if (depositInfo.denomKeyType === DenomKeyType.Rsa) {
d = buildSigPS(TalerSignaturePurpose.WALLET_COIN_DEPOSIT)
.put(decodeCrock(depositInfo.contractTermsHash))
.put(hAgeCommitment)
.put(hExt)
.put(decodeCrock(depositInfo.wireInfoHash))
.put(decodeCrock(depositInfo.denomPubHash))
@ -457,18 +456,6 @@ export class CryptoImplementation {
.put(amountToBuffer(depositInfo.feeDeposit))
.put(decodeCrock(depositInfo.merchantPub))
.build();
} else if (depositInfo.denomKeyType === DenomKeyType.LegacyRsa) {
d = buildSigPS(TalerSignaturePurpose.WALLET_COIN_DEPOSIT)
.put(decodeCrock(depositInfo.contractTermsHash))
.put(decodeCrock(depositInfo.wireInfoHash))
.put(decodeCrock(depositInfo.denomPubHash))
.put(timestampRoundedToBuffer(depositInfo.timestamp))
.put(timestampRoundedToBuffer(depositInfo.refundDeadline))
.put(amountToBuffer(depositInfo.spendAmount))
.put(amountToBuffer(depositInfo.feeDeposit))
.put(decodeCrock(depositInfo.merchantPub))
.put(decodeCrock(depositInfo.coinPub))
.build();
} else {
throw Error("unsupported exchange protocol version");
}
@ -490,18 +477,10 @@ export class CryptoImplementation {
},
};
return s;
} else if (depositInfo.denomKeyType === DenomKeyType.LegacyRsa) {
const s: CoinDepositPermission = {
coin_pub: depositInfo.coinPub,
coin_sig: coinSigRes.sig,
contribution: Amounts.stringify(depositInfo.spendAmount),
h_denom: depositInfo.denomPubHash,
exchange_url: depositInfo.exchangeBaseUrl,
ub_sig: depositInfo.denomSig.rsa_signature,
};
return s;
} else {
throw Error("unsupported merchant protocol version");
throw Error(
`unsupported denomination cipher (${depositInfo.denomKeyType})`,
);
}
}
@ -551,17 +530,18 @@ export class CryptoImplementation {
for (const denomSel of newCoinDenoms) {
for (let i = 0; i < denomSel.count; i++) {
if (denomSel.denomPub.cipher === DenomKeyType.LegacyRsa) {
const r = decodeCrock(denomSel.denomPub.rsa_public_key);
sessionHc.update(r);
if (denomSel.denomPub.cipher === DenomKeyType.Rsa) {
const denomPubHash = hashDenomPub(denomSel.denomPub);
sessionHc.update(denomPubHash);
} else {
sessionHc.update(hashDenomPub(denomSel.denomPub));
throw new Error();
}
}
}
sessionHc.update(decodeCrock(meltCoinPub));
sessionHc.update(amountToBuffer(valueWithFee));
for (let i = 0; i < kappa; i++) {
const planchets: RefreshPlanchetInfo[] = [];
for (let j = 0; j < newCoinDenoms.length; j++) {
@ -594,24 +574,29 @@ export class CryptoImplementation {
coinPub = fresh.coinPub;
blindingFactor = fresh.bks;
}
const pubHash = hash(coinPub);
if (
denomSel.denomPub.cipher !== DenomKeyType.Rsa &&
denomSel.denomPub.cipher !== DenomKeyType.LegacyRsa
) {
const coinPubHash = hash(coinPub);
if (denomSel.denomPub.cipher !== DenomKeyType.Rsa) {
throw Error("unsupported cipher, can't create refresh session");
}
const denomPub = decodeCrock(denomSel.denomPub.rsa_public_key);
const ev = rsaBlind(pubHash, blindingFactor, denomPub);
const rsaDenomPub = decodeCrock(denomSel.denomPub.rsa_public_key);
const ev = rsaBlind(coinPubHash, blindingFactor, rsaDenomPub);
const coinEv: CoinEnvelope = {
cipher: DenomKeyType.Rsa,
rsa_blinded_planchet: encodeCrock(ev),
};
const coinEvHash = hashCoinEv(
coinEv,
encodeCrock(hashDenomPub(denomSel.denomPub)),
);
const planchet: RefreshPlanchetInfo = {
blindingKey: encodeCrock(blindingFactor),
coinEv: encodeCrock(ev),
privateKey: encodeCrock(coinPriv),
publicKey: encodeCrock(coinPub),
coinEvHash: encodeCrock(hash(ev)),
coinEv,
coinPriv: encodeCrock(coinPriv),
coinPub: encodeCrock(coinPub),
coinEvHash: encodeCrock(coinEvHash),
};
planchets.push(planchet);
sessionHc.update(ev);
hashCoinEvInner(coinEv, sessionHc);
}
}
planchetsForGammas.push(planchets);
@ -619,26 +604,15 @@ export class CryptoImplementation {
const sessionHash = sessionHc.finish();
let confirmData: Uint8Array;
if (req.exchangeProtocolVersion === ExchangeProtocolVersion.V9) {
confirmData = buildSigPS(TalerSignaturePurpose.WALLET_COIN_MELT)
.put(sessionHash)
.put(decodeCrock(meltCoinDenomPubHash))
.put(amountToBuffer(valueWithFee))
.put(amountToBuffer(meltFee))
.put(decodeCrock(meltCoinPub))
.build();
} else if (req.exchangeProtocolVersion === ExchangeProtocolVersion.V12) {
confirmData = buildSigPS(TalerSignaturePurpose.WALLET_COIN_MELT)
.put(sessionHash)
.put(decodeCrock(meltCoinDenomPubHash))
.put(amountToBuffer(valueWithFee))
.put(amountToBuffer(meltFee))
.build();
} else {
throw Error(
`Exchange protocol version (${req.exchangeProtocolVersion}) not supported`,
);
}
// FIXME: fill in age commitment
const hAgeCommitment = new Uint8Array(32);
confirmData = buildSigPS(TalerSignaturePurpose.WALLET_COIN_MELT)
.put(sessionHash)
.put(decodeCrock(meltCoinDenomPubHash))
.put(hAgeCommitment)
.put(amountToBuffer(valueWithFee))
.put(amountToBuffer(meltFee))
.build();
const confirmSigResp = await myEddsaSign(this.primitiveWorker, {
msg: encodeCrock(confirmData),
@ -678,12 +652,15 @@ export class CryptoImplementation {
newDenomHash: string,
oldCoinPub: string,
transferPub: string,
coinEv: string,
coinEv: CoinEnvelope,
): Promise<string> {
const coinEvHash = hash(decodeCrock(coinEv));
const coinEvHash = hashCoinEv(coinEv, newDenomHash);
// FIXME: fill in
const hAgeCommitment = new Uint8Array(32);
const coinLink = buildSigPS(TalerSignaturePurpose.WALLET_COIN_LINK)
.put(decodeCrock(newDenomHash))
.put(decodeCrock(transferPub))
.put(hAgeCommitment)
.put(coinEvHash)
.build();
const sig = await myEddsaSign(this.primitiveWorker, {

43
packages/taler-wallet-core/src/db.ts
View File

@ -38,6 +38,7 @@ import {
TalerErrorDetails,
Timestamp,
UnblindedSignature,
CoinEnvelope,
} from "@gnu-taler/taler-util";
import { RetryInfo } from "./util/retries.js";
import { PayCoinSelection } from "./util/coinSelection.js";
@ -602,7 +603,7 @@ export interface PlanchetRecord {
withdrawSig: string;
coinEv: string;
coinEv: CoinEnvelope;
coinEvHash: string;
@ -1154,7 +1155,6 @@ export interface WalletContractData {
timestamp: Timestamp;
wireMethod: string;
wireInfoHash: string;
wireInfoLegacyHash?: string;
maxDepositFee: AmountJson;
}
@ -1294,9 +1294,9 @@ export const WALLET_BACKUP_STATE_KEY = "walletBackupState";
*/
export type ConfigRecord =
| {
key: typeof WALLET_BACKUP_STATE_KEY;
value: WalletBackupConfState;
}
key: typeof WALLET_BACKUP_STATE_KEY;
value: WalletBackupConfState;
}
| { key: "currencyDefaultsApplied"; value: boolean };
export interface WalletBackupConfState {
@ -1480,17 +1480,17 @@ export enum BackupProviderStateTag {
export type BackupProviderState =
| {
tag: BackupProviderStateTag.Provisional;
}
tag: BackupProviderStateTag.Provisional;
}
| {
tag: BackupProviderStateTag.Ready;
nextBackupTimestamp: Timestamp;
}
tag: BackupProviderStateTag.Ready;
nextBackupTimestamp: Timestamp;
}
| {
tag: BackupProviderStateTag.Retrying;
retryInfo: RetryInfo;
lastError?: TalerErrorDetails;
};
tag: BackupProviderStateTag.Retrying;
retryInfo: RetryInfo;
lastError?: TalerErrorDetails;
};
export interface BackupProviderTerms {
supportedProtocolVersion: string;
@ -1875,9 +1875,9 @@ export function exportDb(db: IDBDatabase): Promise<any> {
}
export interface DatabaseDump {
name: string,
stores: { [s: string]: any },
version: string,
name: string;
stores: { [s: string]: any };
version: string;
}
export function importDb(db: IDBDatabase, dump: DatabaseDump): Promise<any> {
@ -1891,12 +1891,11 @@ export function importDb(db: IDBDatabase, dump: DatabaseDump): Promise<any> {
const name = db.objectStoreNames[i];
const storeDump = dump.stores[name];
if (!storeDump) continue;
Object.keys(storeDump).forEach(async key => {
const value = storeDump[key]
Object.keys(storeDump).forEach(async (key) => {
const value = storeDump[key];
if (!value) return;
tx.objectStore(name).put(value)
})
tx.objectStore(name).put(value);
});
}
});
}

3
packages/taler-wallet-core/src/operations/backup/import.ts
View File

@ -337,8 +337,7 @@ export async function importBackup(
for (const backupDenomination of backupExchangeDetails.denominations) {
if (
backupDenomination.denom_pub.cipher !== DenomKeyType.Rsa &&
backupDenomination.denom_pub.cipher !== DenomKeyType.LegacyRsa
backupDenomination.denom_pub.cipher !== DenomKeyType.Rsa
) {
throw Error("unsupported cipher");
}

62
packages/taler-wallet-core/src/operations/backup/index.ts
View File

@ -168,10 +168,7 @@ async function computeBackupCryptoData(
};
for (const backupExchangeDetails of backupContent.exchange_details) {
for (const backupDenom of backupExchangeDetails.denominations) {
if (
backupDenom.denom_pub.cipher !== DenomKeyType.Rsa &&
backupDenom.denom_pub.cipher !== DenomKeyType.LegacyRsa
) {
if (backupDenom.denom_pub.cipher !== DenomKeyType.Rsa) {
throw Error("unsupported cipher");
}
for (const backupCoin of backupDenom.coins) {
@ -192,18 +189,14 @@ async function computeBackupCryptoData(
LibtoolVersion.compare(backupExchangeDetails.protocol_version, "9")
?.compatible
) {
cryptoData.rsaDenomPubToHash[
backupDenom.denom_pub.rsa_public_key
] = encodeCrock(
hash(decodeCrock(backupDenom.denom_pub.rsa_public_key)),
);
cryptoData.rsaDenomPubToHash[backupDenom.denom_pub.rsa_public_key] =
encodeCrock(hash(decodeCrock(backupDenom.denom_pub.rsa_public_key)));
} else if (
LibtoolVersion.compare(backupExchangeDetails.protocol_version, "10")
?.compatible
) {
cryptoData.rsaDenomPubToHash[
backupDenom.denom_pub.rsa_public_key
] = encodeCrock(hashDenomPub(backupDenom.denom_pub));
cryptoData.rsaDenomPubToHash[backupDenom.denom_pub.rsa_public_key] =
encodeCrock(hashDenomPub(backupDenom.denom_pub));
} else {
throw Error("unsupported exchange protocol version");
}
@ -220,9 +213,8 @@ async function computeBackupCryptoData(
);
const noncePub = encodeCrock(eddsaGetPublic(decodeCrock(prop.nonce_priv)));
cryptoData.proposalNoncePrivToPub[prop.nonce_priv] = noncePub;
cryptoData.proposalIdToContractTermsHash[
prop.proposal_id
] = contractTermsHash;
cryptoData.proposalIdToContractTermsHash[prop.proposal_id] =
contractTermsHash;
}
for (const purch of backupContent.purchases) {
const contractTermsHash = await cryptoApi.hashString(
@ -230,9 +222,8 @@ async function computeBackupCryptoData(
);
const noncePub = encodeCrock(eddsaGetPublic(decodeCrock(purch.nonce_priv)));
cryptoData.proposalNoncePrivToPub[purch.nonce_priv] = noncePub;
cryptoData.proposalIdToContractTermsHash[
purch.proposal_id
] = contractTermsHash;
cryptoData.proposalIdToContractTermsHash[purch.proposal_id] =
contractTermsHash;
}
return cryptoData;
}
@ -548,10 +539,11 @@ export interface RemoveBackupProviderRequest {
provider: string;
}
export const codecForRemoveBackupProvider = (): Codec<RemoveBackupProviderRequest> =>
buildCodecForObject<RemoveBackupProviderRequest>()
.property("provider", codecForString())
.build("RemoveBackupProviderRequest");
export const codecForRemoveBackupProvider =
(): Codec<RemoveBackupProviderRequest> =>
buildCodecForObject<RemoveBackupProviderRequest>()
.property("provider", codecForString())
.build("RemoveBackupProviderRequest");
export async function removeBackupProvider(
ws: InternalWalletState,
@ -619,12 +611,13 @@ interface SyncTermsOfServiceResponse {
version: string;
}
const codecForSyncTermsOfServiceResponse = (): Codec<SyncTermsOfServiceResponse> =>
buildCodecForObject<SyncTermsOfServiceResponse>()
.property("storage_limit_in_megabytes", codecForNumber())
.property("annual_fee", codecForAmountString())
.property("version", codecForString())
.build("SyncTermsOfServiceResponse");
const codecForSyncTermsOfServiceResponse =
(): Codec<SyncTermsOfServiceResponse> =>
buildCodecForObject<SyncTermsOfServiceResponse>()
.property("storage_limit_in_megabytes", codecForNumber())
.property("annual_fee", codecForAmountString())
.property("version", codecForString())
.build("SyncTermsOfServiceResponse");
export interface AddBackupProviderRequest {
backupProviderBaseUrl: string;
@ -637,12 +630,13 @@ export interface AddBackupProviderRequest {
activate?: boolean;
}
export const codecForAddBackupProviderRequest = (): Codec<AddBackupProviderRequest> =>
buildCodecForObject<AddBackupProviderRequest>()
.property("backupProviderBaseUrl", codecForString())
.property("name", codecForString())
.property("activate", codecOptional(codecForBoolean()))
.build("AddBackupProviderRequest");
export const codecForAddBackupProviderRequest =
(): Codec<AddBackupProviderRequest> =>
buildCodecForObject<AddBackupProviderRequest>()
.property("backupProviderBaseUrl", codecForString())
.property("name", codecForString())
.property("activate", codecOptional(codecForBoolean()))
.build("AddBackupProviderRequest");
export async function addBackupProvider(
ws: InternalWalletState,

66
packages/taler-wallet-core/src/operations/deposits.ts
View File

@ -27,7 +27,11 @@ import {
CreateDepositGroupRequest,
CreateDepositGroupResponse,
DenomKeyType,
durationFromSpec, encodeCrock, GetFeeForDepositRequest, getRandomBytes, getTimestampNow,
durationFromSpec,
encodeCrock,
GetFeeForDepositRequest,
getRandomBytes,
getTimestampNow,
Logger,
NotificationType,
parsePaytoUri,
@ -38,7 +42,7 @@ import {
timestampTruncateToSecond,
TrackDepositGroupRequest,
TrackDepositGroupResponse,
URL
URL,
} from "@gnu-taler/taler-util";
import { InternalWalletState } from "../common.js";
import { DepositGroupRecord, OperationStatus } from "../db.js";
@ -54,7 +58,7 @@ import {
getCandidatePayCoins,
getTotalPaymentCost,
hashWire,
hashWireLegacy
hashWireLegacy,
} from "./pay.js";
import { getTotalRefreshCost } from "./refresh.js";
@ -199,47 +203,21 @@ async function processDepositGroupImpl(
}
const perm = depositPermissions[i];
let requestBody: any;
if (
typeof perm.ub_sig === "string" ||
perm.ub_sig.cipher === DenomKeyType.LegacyRsa
) {
// Legacy request
logger.info("creating legacy deposit request");
const wireHash = hashWireLegacy(
depositGroup.wire.payto_uri,
depositGroup.wire.salt,
);
requestBody = {
contribution: Amounts.stringify(perm.contribution),
wire: depositGroup.wire,
h_wire: wireHash,
h_contract_terms: depositGroup.contractTermsHash,
ub_sig: perm.ub_sig,
timestamp: depositGroup.contractTermsRaw.timestamp,
wire_transfer_deadline:
depositGroup.contractTermsRaw.wire_transfer_deadline,
refund_deadline: depositGroup.contractTermsRaw.refund_deadline,
coin_sig: perm.coin_sig,
denom_pub_hash: perm.h_denom,
merchant_pub: depositGroup.merchantPub,
};
} else {
logger.info("creating v10 deposit request");
requestBody = {
contribution: Amounts.stringify(perm.contribution),
merchant_payto_uri: depositGroup.wire.payto_uri,
wire_salt: depositGroup.wire.salt,
h_contract_terms: depositGroup.contractTermsHash,
ub_sig: perm.ub_sig,
timestamp: depositGroup.contractTermsRaw.timestamp,
wire_transfer_deadline:
depositGroup.contractTermsRaw.wire_transfer_deadline,
refund_deadline: depositGroup.contractTermsRaw.refund_deadline,
coin_sig: perm.coin_sig,
denom_pub_hash: perm.h_denom,
merchant_pub: depositGroup.merchantPub,
};
}
logger.info("creating v10 deposit request");
requestBody = {
contribution: Amounts.stringify(perm.contribution),
merchant_payto_uri: depositGroup.wire.payto_uri,
wire_salt: depositGroup.wire.salt,
h_contract_terms: depositGroup.contractTermsHash,
ub_sig: perm.ub_sig,
timestamp: depositGroup.contractTermsRaw.timestamp,
wire_transfer_deadline:
depositGroup.contractTermsRaw.wire_transfer_deadline,
refund_deadline: depositGroup.contractTermsRaw.refund_deadline,
coin_sig: perm.coin_sig,
denom_pub_hash: perm.h_denom,
merchant_pub: depositGroup.merchantPub,
};
const url = new URL(`coins/${perm.coin_pub}/deposit`, perm.exchange_url);
logger.info(`depositing to ${url}`);
const httpResp = await ws.http.postJson(url.href, requestBody);

10
packages/taler-wallet-core/src/operations/exchanges.ts
View File

@ -83,15 +83,7 @@ function denominationRecordFromKeys(
denomIn: ExchangeDenomination,
): DenominationRecord {
let denomPub: DenominationPubKey;
// We support exchange protocol v9 and v10.
if (typeof denomIn.denom_pub === "string") {
denomPub = {
cipher: DenomKeyType.LegacyRsa,
rsa_public_key: denomIn.denom_pub,
};
} else {
denomPub = denomIn.denom_pub;
}
denomPub = denomIn.denom_pub;
const denomPubHash = encodeCrock(hashDenomPub(denomPub));
const d: DenominationRecord = {
denomPub,

10
packages/taler-wallet-core/src/operations/pay.ts
View File

@ -606,7 +606,6 @@ export function extractContractData(
timestamp: parsedContractTerms.timestamp,
wireMethod: parsedContractTerms.wire_method,
wireInfoHash: parsedContractTerms.h_wire,
wireInfoLegacyHash: parsedContractTerms.h_wire_legacy,
maxDepositFee: Amounts.parseOrThrow(parsedContractTerms.max_fee),
merchant: parsedContractTerms.merchant,
products: parsedContractTerms.products,
@ -1515,14 +1514,7 @@ export async function generateDepositPermissions(
for (let i = 0; i < payCoinSel.coinPubs.length; i++) {
const { coin, denom } = coinWithDenom[i];
let wireInfoHash: string;
if (
coin.denomPub.cipher === DenomKeyType.LegacyRsa &&
contractData.wireInfoLegacyHash
) {
wireInfoHash = contractData.wireInfoLegacyHash;
} else {
wireInfoHash = contractData.wireInfoHash;
}
wireInfoHash = contractData.wireInfoHash;
const dp = await ws.cryptoApi.signDepositPermission({
coinPriv: coin.coinPriv,
coinPub: coin.coinPub,

43
packages/taler-wallet-core/src/operations/refresh.ts
View File

@ -18,8 +18,10 @@ import {
DenomKeyType,
encodeCrock,
ExchangeProtocolVersion,
ExchangeRefreshRevealRequest,
getRandomBytes,
HttpStatusCode,
j2s,
} from "@gnu-taler/taler-util";
import {
CoinRecord,
@ -369,10 +371,6 @@ async function refreshMelt(
let exchangeProtocolVersion: ExchangeProtocolVersion;
switch (d.oldDenom.denomPub.cipher) {
case DenomKeyType.LegacyRsa: {
exchangeProtocolVersion = ExchangeProtocolVersion.V9;
break;
}
case DenomKeyType.Rsa: {
exchangeProtocolVersion = ExchangeProtocolVersion.V12;
break;
@ -397,16 +395,7 @@ async function refreshMelt(
oldCoin.exchangeBaseUrl,
);
let meltReqBody: any;
if (oldCoin.denomPub.cipher === DenomKeyType.LegacyRsa) {
meltReqBody = {
coin_pub: oldCoin.coinPub,
confirm_sig: derived.confirmSig,
denom_pub_hash: oldCoin.denomPubHash,
denom_sig: oldCoin.denomSig.rsa_signature,
rc: derived.hash,
value_with_fee: Amounts.stringify(derived.meltValueWithFee),
};
} else {
if (oldCoin.denomPub.cipher === DenomKeyType.Rsa) {
meltReqBody = {
coin_pub: oldCoin.coinPub,
confirm_sig: derived.confirmSig,
@ -569,10 +558,6 @@ async function refreshReveal(
let exchangeProtocolVersion: ExchangeProtocolVersion;
switch (d.oldDenom.denomPub.cipher) {
case DenomKeyType.LegacyRsa: {
exchangeProtocolVersion = ExchangeProtocolVersion.V9;
break;
}
case DenomKeyType.Rsa: {
exchangeProtocolVersion = ExchangeProtocolVersion.V12;
break;
@ -600,7 +585,6 @@ async function refreshReveal(
throw Error("refresh index error");
}
const evs = planchets.map((x: RefreshPlanchetInfo) => x.coinEv);
const newDenomsFlat: string[] = [];
const linkSigs: string[] = [];
@ -620,10 +604,9 @@ async function refreshReveal(
}
}
const req = {
coin_evs: evs,
const req: ExchangeRefreshRevealRequest = {
coin_evs: planchets.map((x) => x.coinEv),
new_denoms_h: newDenomsFlat,
rc: derived.hash,
transfer_privs: privs,
transfer_pub: derived.transferPubs[norevealIndex],
link_sigs: linkSigs,
@ -666,20 +649,14 @@ async function refreshReveal(
continue;
}
const pc = derived.planchetsForGammas[norevealIndex][newCoinIndex];
if (
denom.denomPub.cipher !== DenomKeyType.Rsa &&
denom.denomPub.cipher !== DenomKeyType.LegacyRsa
) {
if (denom.denomPub.cipher !== DenomKeyType.Rsa) {
throw Error("cipher unsupported");
}
const evSig = reveal.ev_sigs[newCoinIndex].ev_sig;
let rsaSig: string;
if (typeof evSig === "string") {
rsaSig = evSig;
} else if (
evSig.cipher === DenomKeyType.Rsa ||
evSig.cipher === DenomKeyType.LegacyRsa
) {
} else if (evSig.cipher === DenomKeyType.Rsa) {
rsaSig = evSig.blinded_rsa_signature;
} else {
throw Error("unsupported cipher");
@ -691,8 +668,8 @@ async function refreshReveal(
);
const coin: CoinRecord = {
blindingKey: pc.blindingKey,
coinPriv: pc.privateKey,
coinPub: pc.publicKey,
coinPriv: pc.coinPriv,
coinPub: pc.coinPub,
currentAmount: denom.value,
denomPub: denom.denomPub,
denomPubHash: denom.denomPubHash,
@ -707,7 +684,7 @@ async function refreshReveal(
oldCoinPub: refreshGroup.oldCoinPubs[coinIndex],
},
suspended: false,
coinEvHash: pc.coinEv,
coinEvHash: pc.coinEvHash,
};
coins.push(coin);

44
packages/taler-wallet-core/src/operations/tip.ts
View File

@ -306,37 +306,13 @@ async function processTipImpl(
// FIXME: Maybe we want to signal to the caller that the transient error happened?
return;
}
// FIXME: Do this earlier?
const merchantInfo = await ws.merchantOps.getMerchantInfo(
ws,
tipRecord.merchantBaseUrl,
);
let blindedSigs: BlindedDenominationSignature[] = [];
if (merchantInfo.protocolVersionCurrent === MerchantProtocolVersion.V3) {
const response = await readSuccessResponseJsonOrThrow(
merchantResp,
codecForMerchantTipResponseV2(),
);
blindedSigs = response.blind_sigs.map((x) => x.blind_sig);
} else if (
merchantInfo.protocolVersionCurrent === MerchantProtocolVersion.V1
) {
const response = await readSuccessResponseJsonOrThrow(
merchantResp,
codecForMerchantTipResponseV1(),
);
blindedSigs = response.blind_sigs.map((x) => ({
cipher: DenomKeyType.Rsa,
blinded_rsa_signature: x.blind_sig,
}));
} else {
throw Error(
`unsupported merchant protocol version (${merchantInfo.protocolVersionCurrent})`,
);
}
const response = await readSuccessResponseJsonOrThrow(
merchantResp,
codecForMerchantTipResponseV2(),
);
blindedSigs = response.blind_sigs.map((x) => x.blind_sig);
if (blindedSigs.length !== planchets.length) {
throw Error("number of tip responses does not match requested planchets");
@ -352,17 +328,11 @@ async function processTipImpl(
const planchet = planchets[i];
checkLogicInvariant(!!planchet);
if (
denom.denomPub.cipher !== DenomKeyType.Rsa &&
denom.denomPub.cipher !== DenomKeyType.LegacyRsa
) {
if (denom.denomPub.cipher !== DenomKeyType.Rsa) {
throw Error("unsupported cipher");
}
if (
blindedSig.cipher !== DenomKeyType.Rsa &&
blindedSig.cipher !== DenomKeyType.LegacyRsa
) {
if (blindedSig.cipher !== DenomKeyType.Rsa) {
throw Error("unsupported cipher");
}

14
packages/taler-wallet-core/src/operations/withdraw.test.ts
View File

@ -14,7 +14,7 @@
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
import { Amounts } from "@gnu-taler/taler-util";
import { Amounts, DenomKeyType } from "@gnu-taler/taler-util";
import test from "ava";
import { DenominationRecord, DenominationVerificationStatus } from "../db.js";
import { selectWithdrawalDenominations } from "./withdraw.js";
@ -29,7 +29,7 @@ test("withdrawal selection bug repro", (t) => {
const denoms: DenominationRecord[] = [
{
denomPub: {
cipher: 1,
cipher: DenomKeyType.Rsa,
rsa_public_key:
"040000XT67C8KBD6B75TTQ3SK8FWXMNQW4372T3BDDGPAMB9RFCA03638W8T3F71WFEFK9NP32VKYVNFXPYRWQ1N1HDKV5J0DFEKHBPJCYSWCBJDRNWD7G8BN8PT97FA9AMV75MYEK4X54D1HGJ207JSVJBGFCATSPNTEYNHEQF1F220W00TBZR1HNPDQFD56FG0DJQ9KGHM8EC33H6AY9YN9CNX5R3Z4TZ4Q23W47SBHB13H6W74FQJG1F50X38VRSC4SR8RWBAFB7S4K8D2H4NMRFSQT892A3T0BTBW7HM5C0H2CK6FRKG31F7W9WP1S29013K5CXYE55CT8TH6N8J9B780R42Y5S3ZB6J6E9H76XBPSGH4TGYSR2VZRB98J417KCQMZKX1BB67E7W5KVE37TC9SJ904002",
},
@ -83,7 +83,7 @@ test("withdrawal selection bug repro", (t) => {
},
{
denomPub: {
cipher: 1,
cipher: DenomKeyType.Rsa,
rsa_public_key:
"040000Y63CF78QFPKRY77BRK9P557Q1GQWX3NCZ3HSYSK0Z7TT0KGRA7N4SKBKEHSTVHX1Z9DNXMJR4EXSY1TXCKV0GJ3T3YYC6Z0JNMJFVYQAV4FX5J90NZH1N33MZTV8HS9SMNAA9S6K73G4P99GYBB01B0P6M1KXZ5JRDR7VWBR3MEJHHGJ6QBMCJR3NWJRE3WJW9PRY8QPQ2S7KFWTWRESH2DBXCXWBD2SRN6P9YX8GRAEMFEGXC9V5GVJTEMH6ZDGNXFPWZE3JVJ2Q4N9GDYKBCHZCJ7M7M2RJ9ZV4Y64NAN9BT6XDC68215GKKRHTW1BBF1MYY6AR3JCTT9HYAM923RMVQR3TAEB7SDX8J76XRZWYH3AGJCZAQGMN5C8SSH9AHQ9RNQJQ15CN45R37X4YNFJV904002",
},
@ -138,7 +138,7 @@ test("withdrawal selection bug repro", (t) => {
},
{
denomPub: {
cipher: 1,
cipher: DenomKeyType.Rsa,
rsa_public_key:
"040000YDESWC2B962DA4WK356SC50MA3N9KV0ZSGY3RC48JCTY258W909C7EEMT5BTC5KZ5T4CERCZ141P9QF87EK2BD1XEEM5GB07MB3H19WE4CQGAS8X84JBWN83PQGQXVMWE5HFA992KMGHC566GT9ZS2QPHZB6X89C4A80Z663PYAAPXP728VHAKATGNNBQ01ZZ2XD1CH9Y38YZBSPJ4K7GB2J76GBCYAVD9ENHDVWXJAXYRPBX4KSS5TXRR3K5NEN9ZV3AJD2V65K7ABRZDF5D5V1FJZZMNJ5XZ4FEREEKEBV9TDFPGJTKDEHEC60K3DN24DAATRESDJ1ZYYSYSRCAT4BT2B62ARGVMJTT5N2R126DRW9TGRWCW0ZAF2N2WET1H4NJEW77X0QT46Z5R3MZ0XPHD04002",
},
@ -192,7 +192,7 @@ test("withdrawal selection bug repro", (t) => {
},
{
denomPub: {
cipher: 1,
cipher: DenomKeyType.Rsa,
rsa_public_key:
"040000YG3T1ADB8DVA6BD3EPV6ZHSHTDW35DEN4VH1AE6CSB7P1PSDTNTJG866PHF6QB1CCWYCVRGA0FVBJ9Q0G7KV7AD9010GDYBQH0NNPHW744MTNXVXWBGGGRGQGYK4DTYN1DSWQ1FZNDSZZPB5BEKG2PDJ93NX2JTN06Y8QMS2G734Z9XHC10EENBG2KVB7EJ3CM8PV1T32RC7AY62F3496E8D8KRHJQQTT67DSGMNKK86QXVDTYW677FG27DP20E8XY3M6FQD53NDJ1WWES91401MV1A3VXVPGC76GZVDD62W3WTJ1YMKHTTA3MRXX3VEAAH3XTKDN1ER7X6CZPMYTF8VK735VP2B2TZGTF28TTW4FZS32SBS64APCDF6SZQ427N5538TJC7SRE71YSP5ET8GS904002",
},
@ -247,7 +247,7 @@ test("withdrawal selection bug repro", (t) => {
},
{
denomPub: {
cipher: 1,
cipher: DenomKeyType.Rsa,
rsa_public_key:
"040000ZC0G60E9QQ5PD81TSDWD9GV5Y6P8Z05NSPA696DP07NGQQVSRQXBA76Q6PRB0YFX295RG4MTQJXAZZ860ET307HSC2X37XAVGQXRVB8Q4F1V7NP5ZEVKTX75DZK1QRAVHEZGQYKSSH6DBCJNQF6V9WNQF3GEYVA4KCBHA7JF772KHXM9642C28Z0AS4XXXV2PABAN5C8CHYD5H7JDFNK3920W5Q69X0BS84XZ4RE2PW6HM1WZ6KGZ3MKWWWCPKQ1FSFABRBWKAB09PF563BEBXKY6M38QETPH5EDWGANHD0SC3QV0WXYVB7BNHNNQ0J5BNV56K563SYHM4E5ND260YRJSYA1GN5YSW2B1J5T1A1EBNYF2DN6JNJKWXWEQ42G5YS17ZSZ5EWDRA9QKV8EGTCNAD04002",
},
@ -301,7 +301,7 @@ test("withdrawal selection bug repro", (t) => {
},
{
denomPub: {
cipher: 1,
cipher: DenomKeyType.Rsa,
rsa_public_key:
"040000ZSK2PMVY6E3NBQ52KXMW029M60F4BWYTDS0FZSD0PE53CNZ9H6TM3GQK1WRTEKQ5GRWJ1J9DY6Y42SP47QVT1XD1G0W05SQ5F3F7P5KSWR0FJBJ9NZBXQEVN8Q4JRC94X3JJ3XV3KBYTZ2HTDFV28C3H2SRR0XGNZB4FY85NDZF1G4AEYJJ9QB3C0V8H70YB8RV3FKTNH7XS4K4HFNZHJ5H9VMX5SM9Z2DX37HA5WFH0E2MJBVVF2BWWA5M0HPPSB365RAE2AMD42Q65A96WD80X27SB2ZNQZ8WX0K13FWF85GZ6YNYAJGE1KGN06JDEKE9QD68Z651D7XE8V6664TVVC8M68S7WD0DSXMJQKQ0BNJXNDE29Q7MRX6DA3RW0PZ44B3TKRK0294FPVZTNSTA6XF04002",
},

29
packages/taler-wallet-core/src/operations/withdraw.ts
View File

@ -43,6 +43,7 @@ import {
DenomKeyType,
LibtoolVersion,
UnblindedSignature,
ExchangeWithdrawRequest,
} from "@gnu-taler/taler-util";
import {
CoinRecord,
@ -497,9 +498,8 @@ async function processPlanchetExchangeRequest(
`processing planchet #${coinIdx} in withdrawal ${withdrawalGroup.withdrawalGroupId}`,
);
const reqBody: any = {
const reqBody: ExchangeWithdrawRequest = {
denom_pub_hash: planchet.denomPubHash,
reserve_pub: planchet.reservePub,
reserve_sig: planchet.withdrawSig,
coin_ev: planchet.coinEv,
};
@ -580,28 +580,12 @@ async function processPlanchetVerifyAndStoreCoin(
const { planchet, exchangeBaseUrl } = d;
const planchetDenomPub = planchet.denomPub;
if (
planchetDenomPub.cipher !== DenomKeyType.Rsa &&
planchetDenomPub.cipher !== DenomKeyType.LegacyRsa
) {
if (planchetDenomPub.cipher !== DenomKeyType.Rsa) {
throw Error(`cipher (${planchetDenomPub.cipher}) not supported`);
}
let evSig = resp.ev_sig;
if (typeof resp.ev_sig === "string") {
evSig = {
cipher: DenomKeyType.LegacyRsa,
blinded_rsa_signature: resp.ev_sig,
};
} else {
evSig = resp.ev_sig;
}
if (
!(
evSig.cipher === DenomKeyType.Rsa ||
evSig.cipher === DenomKeyType.LegacyRsa
)
) {
if (!(evSig.cipher === DenomKeyType.Rsa)) {
throw Error("unsupported cipher");
}
@ -639,10 +623,7 @@ async function processPlanchetVerifyAndStoreCoin(
}
let denomSig: UnblindedSignature;
if (
planchet.denomPub.cipher === DenomKeyType.LegacyRsa ||
planchet.denomPub.cipher === DenomKeyType.Rsa
) {
if (planchet.denomPub.cipher === DenomKeyType.Rsa) {
denomSig = {
cipher: planchet.denomPub.cipher,
rsa_signature: denomSigRsa,

14
packages/taler-wallet-core/src/util/coinSelection.test.ts
View File

@ -18,7 +18,7 @@
* Imports.
*/
import test from "ava";
import { AmountJson, Amounts } from "@gnu-taler/taler-util";
import { AmountJson, Amounts, DenomKeyType } from "@gnu-taler/taler-util";
import { AvailableCoinInfo, selectPayCoins } from "./coinSelection.js";
function a(x: string): AmountJson {
@ -34,7 +34,7 @@ function fakeAci(current: string, feeDeposit: string): AvailableCoinInfo {
availableAmount: a(current),
coinPub: "foobar",
denomPub: {
cipher: 1,
cipher: DenomKeyType.Rsa,
rsa_public_key: "foobar",
},
feeDeposit: a(feeDeposit),
@ -47,7 +47,7 @@ test("it should be able to pay if merchant takes the fees", (t) => {
fakeAci("EUR:1.0", "EUR:0.1"),
fakeAci("EUR:1.0", "EUR:0.0"),
];
acis.forEach((x, i) => x.coinPub = String(i));
acis.forEach((x, i) => (x.coinPub = String(i)));
const res = selectPayCoins({
candidates: {
@ -75,7 +75,7 @@ test("it should take the last two coins if it pays less fees", (t) => {
// Merchant covers the fee, this one shouldn't be used
fakeAci("EUR:1.0", "EUR:0.0"),
];
acis.forEach((x, i) => x.coinPub = String(i));
acis.forEach((x, i) => (x.coinPub = String(i)));
const res = selectPayCoins({
candidates: {
@ -102,8 +102,8 @@ test("it should take the last coins if the merchant doest not take all the fee",
fakeAci("EUR:1.0", "EUR:0.5"),
// this coin should be selected instead of previous one with fee
fakeAci("EUR:1.0", "EUR:0.0"),
]
acis.forEach((x, i) => x.coinPub = String(i));
];
acis.forEach((x, i) => (x.coinPub = String(i)));
const res = selectPayCoins({
candidates: {
@ -221,7 +221,7 @@ test("it should use the coins that spent less relative fee", (t) => {
fakeAci("EUR:0.05", "EUR:0.05"),
fakeAci("EUR:0.05", "EUR:0.05"),
];
acis.forEach((x, i) => x.coinPub = String(i));
acis.forEach((x, i) => (x.coinPub = String(i)));
const res = selectPayCoins({
candidates: {