mirror of
https://github.com/cypherstack/stack_wallet.git
synced 2024-12-22 19:39:22 +00:00
untested stellar tor listener
This commit is contained in:
julian
parent
65941478b8
commit
dd45c870f6
1 changed files with 90 additions and 28 deletions
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@ -3,6 +3,7 @@ import 'dart:convert';
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import 'dart:io';
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import 'package:isar/isar.dart';
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import 'package:mutex/mutex.dart';
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import 'package:socks5_proxy/socks.dart';
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import 'package:stackwallet/models/balance.dart';
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import 'package:stackwallet/models/isar/models/blockchain_data/address.dart';
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@ -11,6 +12,9 @@ import 'package:stackwallet/models/isar/models/blockchain_data/v2/input_v2.dart'
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import 'package:stackwallet/models/isar/models/blockchain_data/v2/output_v2.dart';
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import 'package:stackwallet/models/isar/models/blockchain_data/v2/transaction_v2.dart';
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import 'package:stackwallet/models/paymint/fee_object_model.dart';
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import 'package:stackwallet/services/event_bus/events/global/tor_connection_status_changed_event.dart';
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import 'package:stackwallet/services/event_bus/events/global/tor_status_changed_event.dart';
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import 'package:stackwallet/services/event_bus/global_event_bus.dart';
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import 'package:stackwallet/services/tor_service.dart';
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import 'package:stackwallet/utilities/amount/amount.dart';
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import 'package:stackwallet/utilities/enums/fee_rate_type_enum.dart';
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@ -23,11 +27,47 @@ import 'package:stackwallet/wallets/wallet/intermediate/bip39_wallet.dart';
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import 'package:stellar_flutter_sdk/stellar_flutter_sdk.dart' as stellar;
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class StellarWallet extends Bip39Wallet<Stellar> {
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StellarWallet(CryptoCurrencyNetwork network) : super(Stellar(network));
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StellarWallet(CryptoCurrencyNetwork network) : super(Stellar(network)) {
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final bus = GlobalEventBus.instance;
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stellar.StellarSDK get stellarSdk {
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if (_stellarSdk == null) {
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_updateSdk();
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// Listen for tor status changes.
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_torStatusListener = bus.on<TorConnectionStatusChangedEvent>().listen(
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(event) async {
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switch (event.newStatus) {
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case TorConnectionStatus.connecting:
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if (!_torConnectingLock.isLocked) {
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await _torConnectingLock.acquire();
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}
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_requireMutex = true;
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break;
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case TorConnectionStatus.connected:
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case TorConnectionStatus.disconnected:
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if (_torConnectingLock.isLocked) {
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_torConnectingLock.release();
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}
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_requireMutex = false;
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break;
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}
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},
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);
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// Listen for tor preference changes.
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_torPreferenceListener = bus.on<TorPreferenceChangedEvent>().listen(
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(event) async {
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_stellarSdk?.httpClient.close();
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_stellarSdk = null;
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},
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);
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}
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Future<stellar.StellarSDK> get stellarSdk async {
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if (_requireMutex) {
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await _torConnectingLock.protect(() async {
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_stellarSdk ??= _getFreshSdk();
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});
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} else {
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_stellarSdk ??= _getFreshSdk();
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}
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return _stellarSdk!;
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}
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@ -44,19 +84,32 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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}
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// ============== Private ====================================================
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// add finalizer to cancel stream subscription when all references to an
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// instance of this becomes inaccessible
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final _ = Finalizer<StellarWallet>(
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(p0) {
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p0._torPreferenceListener?.cancel();
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p0._torStatusListener?.cancel();
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},
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);
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StreamSubscription<TorConnectionStatusChangedEvent>? _torStatusListener;
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StreamSubscription<TorPreferenceChangedEvent>? _torPreferenceListener;
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final Mutex _torConnectingLock = Mutex();
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bool _requireMutex = false;
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stellar.StellarSDK? _stellarSdk;
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Future<int> _getBaseFee() async {
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final fees = await stellarSdk.feeStats.execute();
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final fees = await (await stellarSdk).feeStats.execute();
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return int.parse(fees.lastLedgerBaseFee);
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}
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void _updateSdk() {
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stellar.StellarSDK _getFreshSdk() {
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final currentNode = getCurrentNode();
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HttpClient? _httpClient;
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// TODO [prio=med]: refactor out and call before requests in case Tor is enabled/disabled, listen to prefs change, or similar.
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if (prefs.useTor) {
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final ({InternetAddress host, int port}) proxyInfo =
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TorService.sharedInstance.getProxyInfo();
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@ -73,8 +126,7 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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);
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}
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_stellarSdk?.httpClient.close();
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_stellarSdk = stellar.StellarSDK(
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return stellar.StellarSDK(
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"${currentNode.host}:${currentNode.port}",
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httpClient: _httpClient,
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);
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@ -84,7 +136,8 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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bool exists = false;
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try {
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final receiverAccount = await stellarSdk.accounts.account(accountId);
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final receiverAccount =
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await (await stellarSdk).accounts.account(accountId);
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if (receiverAccount.accountId != "") {
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exists = true;
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}
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@ -191,7 +244,8 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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@override
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Future<TxData> confirmSend({required TxData txData}) async {
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final senderKeyPair = await _getSenderKeyPair(index: 0);
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final sender = await stellarSdk.accounts.account(senderKeyPair.accountId);
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final sender =
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await (await stellarSdk).accounts.account(senderKeyPair.accountId);
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final address = txData.recipients!.first.address;
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final amountToSend = txData.recipients!.first.amount;
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@ -229,7 +283,7 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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transaction.sign(senderKeyPair, stellarNetwork);
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try {
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final response = await stellarSdk.submitTransaction(transaction);
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final response = await (await stellarSdk).submitTransaction(transaction);
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if (!response.success) {
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throw Exception("${response.extras?.resultCodes?.transactionResultCode}"
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" ::: ${response.extras?.resultCodes?.operationsResultCodes}");
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@ -256,7 +310,7 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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@override
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Future<FeeObject> get fees async {
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int fee = await _getBaseFee();
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final int fee = await _getBaseFee();
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return FeeObject(
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numberOfBlocksFast: 1,
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numberOfBlocksAverage: 1,
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@ -294,7 +348,8 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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stellar.AccountResponse accountResponse;
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try {
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accountResponse = await stellarSdk.accounts
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accountResponse = await (await stellarSdk)
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.accounts
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.account((await getCurrentReceivingAddress())!.value)
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.onError((error, stackTrace) => throw error!);
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} catch (e) {
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@ -315,7 +370,7 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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}
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}
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for (stellar.Balance balance in accountResponse.balances) {
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for (final stellar.Balance balance in accountResponse.balances) {
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switch (balance.assetType) {
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case stellar.Asset.TYPE_NATIVE:
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final swBalance = Balance(
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@ -352,7 +407,8 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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@override
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Future<void> updateChainHeight() async {
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try {
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final height = await stellarSdk.ledgers
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final height = await (await stellarSdk)
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.ledgers
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.order(stellar.RequestBuilderOrder.DESC)
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.limit(1)
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.execute()
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@ -370,7 +426,8 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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@override
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Future<void> updateNode() async {
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_updateSdk();
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_stellarSdk?.httpClient.close();
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_stellarSdk = _getFreshSdk();
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}
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@override
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@ -378,10 +435,11 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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try {
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final myAddress = (await getCurrentReceivingAddress())!;
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List<TransactionV2> transactionList = [];
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final List<TransactionV2> transactionList = [];
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stellar.Page<stellar.OperationResponse> payments;
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try {
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payments = await stellarSdk.payments
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payments = await (await stellarSdk)
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.payments
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.forAccount(myAddress.value)
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.order(stellar.RequestBuilderOrder.DESC)
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.execute();
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@ -401,7 +459,7 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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rethrow;
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}
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}
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for (stellar.OperationResponse response in payments.records!) {
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for (final stellar.OperationResponse response in payments.records!) {
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// PaymentOperationResponse por;
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if (response is stellar.PaymentOperationResponse) {
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final por = response;
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@ -431,7 +489,8 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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final List<OutputV2> outputs = [];
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final List<InputV2> inputs = [];
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OutputV2 output = OutputV2.isarCantDoRequiredInDefaultConstructor(
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final OutputV2 output =
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OutputV2.isarCantDoRequiredInDefaultConstructor(
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scriptPubKeyHex: "00",
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valueStringSats: amount.raw.toString(),
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addresses: [
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@ -439,7 +498,7 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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],
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walletOwns: addressTo == myAddress.value,
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);
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InputV2 input = InputV2.isarCantDoRequiredInDefaultConstructor(
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final InputV2 input = InputV2.isarCantDoRequiredInDefaultConstructor(
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scriptSigHex: null,
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scriptSigAsm: null,
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sequence: null,
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@ -459,8 +518,9 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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int height = 0;
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//Query the transaction linked to the payment,
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// por.transaction returns a null sometimes
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stellar.TransactionResponse tx =
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await stellarSdk.transactions.transaction(por.transactionHash!);
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final stellar.TransactionResponse tx = await (await stellarSdk)
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.transactions
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.transaction(por.transactionHash!);
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if (tx.hash.isNotEmpty) {
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fee = tx.feeCharged!;
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@ -511,7 +571,8 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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final List<OutputV2> outputs = [];
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final List<InputV2> inputs = [];
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OutputV2 output = OutputV2.isarCantDoRequiredInDefaultConstructor(
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final OutputV2 output =
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OutputV2.isarCantDoRequiredInDefaultConstructor(
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scriptPubKeyHex: "00",
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valueStringSats: amount.raw.toString(),
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addresses: [
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@ -520,7 +581,7 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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],
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walletOwns: caor.sourceAccount! == myAddress.value,
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);
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InputV2 input = InputV2.isarCantDoRequiredInDefaultConstructor(
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final InputV2 input = InputV2.isarCantDoRequiredInDefaultConstructor(
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scriptSigHex: null,
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scriptSigAsm: null,
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sequence: null,
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@ -541,8 +602,9 @@ class StellarWallet extends Bip39Wallet<Stellar> {
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int fee = 0;
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int height = 0;
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final tx =
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await stellarSdk.transactions.transaction(caor.transactionHash!);
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final tx = await (await stellarSdk)
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.transactions
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.transaction(caor.transactionHash!);
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if (tx.hash.isNotEmpty) {
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fee = tx.feeCharged!;
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height = tx.ledger;
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