mirror of
https://github.com/cypherstack/stack_wallet.git
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solana tor wip
This commit is contained in:
sneurlax
parent
00cff96131
commit
11a5ed33e5
1 changed files with 115 additions and 50 deletions
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@ -1,33 +1,40 @@
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import 'dart:io';
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import 'dart:math';
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import 'package:isar/isar.dart';
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import 'package:solana/dto.dart';
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import 'package:solana/solana.dart';
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import 'package:stackwallet/models/isar/models/blockchain_data/transaction.dart' as isar;
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import 'package:stackwallet/electrumx_rpc/electrumx_client.dart';
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import 'package:stackwallet/models/balance.dart';
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import 'package:stackwallet/models/isar/models/blockchain_data/transaction.dart'
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as isar;
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import 'package:stackwallet/models/isar/models/isar_models.dart';
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import 'package:stackwallet/models/node_model.dart';
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import 'package:stackwallet/models/paymint/fee_object_model.dart';
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import 'package:stackwallet/services/node_service.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/default_nodes.dart';
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import 'package:stackwallet/utilities/enums/coin_enum.dart';
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import 'package:stackwallet/utilities/enums/fee_rate_type_enum.dart';
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import 'package:stackwallet/utilities/logger.dart';
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import 'package:stackwallet/wallets/crypto_currency/coins/solana.dart';
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import 'package:stackwallet/wallets/crypto_currency/crypto_currency.dart';
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import 'package:stackwallet/wallets/models/tx_data.dart';
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import 'package:stackwallet/wallets/wallet/intermediate/bip39_wallet.dart';
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import 'package:stackwallet/utilities/logger.dart';
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import 'package:stackwallet/models/balance.dart';
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import 'package:tuple/tuple.dart';
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import 'package:stackwallet/utilities/enums/fee_rate_type_enum.dart';
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import 'package:stackwallet/models/node_model.dart';
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import 'package:stackwallet/services/node_service.dart';
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class SolanaWallet extends Bip39Wallet<Solana> {
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SolanaWallet(CryptoCurrencyNetwork network) : super(Solana(network));
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NodeModel? _solNode;
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ElectrumXClient? electrumXClient; // Used for Tor.
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RpcClient? rpcClient; // The Solana RpcClient.
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Future<Ed25519HDKeyPair> _getKeyPair() async {
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return Ed25519HDKeyPair.fromMnemonic(await getMnemonic(), account: 0, change: 0);
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return Ed25519HDKeyPair.fromMnemonic(await getMnemonic(),
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account: 0, change: 0);
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}
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Future<Address> _getCurrentAddress() async {
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@ -43,9 +50,9 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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}
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Future<int> _getCurrentBalanceInLamports() async {
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var rpcClient = RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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var balance = await rpcClient.getBalance((await _getKeyPair()).address);
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return balance.value;
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await _checkClients(); // Check electrumXClient and rpcClient.
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var balance = await rpcClient?.getBalance((await _getKeyPair()).address);
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return balance!.value;
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}
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@override
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@ -78,6 +85,8 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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@override
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Future<TxData> prepareSend({required TxData txData}) async {
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try {
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await _checkClients(); // Check ElectrumXClient and Solana RpcClient.
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if (txData.recipients == null || txData.recipients!.length != 1) {
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throw Exception("$runtimeType prepareSend requires 1 recipient");
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}
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@ -104,11 +113,17 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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}
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// Rent exemption of Solana
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final rpcClient = RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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final accInfo = await rpcClient.getAccountInfo((await _getKeyPair()).address);
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final minimumRent = await rpcClient.getMinimumBalanceForRentExemption(accInfo.value!.data.toString().length);
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if (minimumRent > ((await _getCurrentBalanceInLamports()) - txData.amount!.raw.toInt() - feeAmount)) {
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throw Exception("Insufficient remaining balance for rent exemption, minimum rent: ${minimumRent / pow(10, cryptoCurrency.fractionDigits)}");
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final accInfo =
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await rpcClient?.getAccountInfo((await _getKeyPair()).address);
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int minimumRent = await rpcClient?.getMinimumBalanceForRentExemption(
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accInfo!.value!.data.toString().length) ??
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0; // TODO revisit null condition.
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if (minimumRent >
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((await _getCurrentBalanceInLamports()) -
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txData.amount!.raw.toInt() -
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feeAmount)) {
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throw Exception(
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"Insufficient remaining balance for rent exemption, minimum rent: ${minimumRent / pow(10, cryptoCurrency.fractionDigits)}");
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}
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return txData.copyWith(
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@ -129,18 +144,24 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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@override
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Future<TxData> confirmSend({required TxData txData}) async {
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try {
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await _checkClients(); // Check ElectrumXClient and Solana RpcClient.
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final keyPair = await _getKeyPair();
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final rpcClient = RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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var recipientAccount = txData.recipients!.first;
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var recipientPubKey = Ed25519HDPublicKey.fromBase58(recipientAccount.address);
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var recipientPubKey =
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Ed25519HDPublicKey.fromBase58(recipientAccount.address);
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final message = Message(
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instructions: [
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SystemInstruction.transfer(fundingAccount: keyPair.publicKey, recipientAccount: recipientPubKey, lamports: txData.amount!.raw.toInt()),
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ComputeBudgetInstruction.setComputeUnitPrice(microLamports: txData.fee!.raw.toInt()),
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SystemInstruction.transfer(
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fundingAccount: keyPair.publicKey,
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recipientAccount: recipientPubKey,
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lamports: txData.amount!.raw.toInt()),
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ComputeBudgetInstruction.setComputeUnitPrice(
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microLamports: txData.fee!.raw.toInt()),
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],
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);
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final txid = await rpcClient.signAndSendTransaction(message, [keyPair]);
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final txid = await rpcClient?.signAndSendTransaction(message, [keyPair]);
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return txData.copyWith(
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txid: txid,
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);
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@ -155,6 +176,8 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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@override
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Future<Amount> estimateFeeFor(Amount amount, int feeRate) async {
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await _checkClients(); // Check ElectrumXClient and Solana RpcClient.
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if (info.cachedBalance.spendable.raw == BigInt.zero) {
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return Amount(
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rawValue: BigInt.zero,
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@ -162,27 +185,28 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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);
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}
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final rpcClient = RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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final fee = await rpcClient.getFees();
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final fee = await rpcClient?.getFees();
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// TODO [prio=low]: handle null fee.
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return Amount(
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rawValue: BigInt.from(fee.value.feeCalculator.lamportsPerSignature),
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rawValue: BigInt.from(fee!.value.feeCalculator.lamportsPerSignature),
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fractionDigits: cryptoCurrency.fractionDigits,
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);
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}
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@override
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Future<FeeObject> get fees async {
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final rpcClient = RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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final fees = await rpcClient.getFees();
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await _checkClients(); // Check ElectrumXClient and Solana RpcClient.
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final fees = await rpcClient?.getFees();
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// TODO [prio=low]: handle null fees.
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return FeeObject(
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numberOfBlocksFast: 1,
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numberOfBlocksAverage: 1,
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numberOfBlocksSlow: 1,
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fast: fees.value.feeCalculator.lamportsPerSignature,
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medium: fees.value.feeCalculator.lamportsPerSignature,
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slow: fees.value.feeCalculator.lamportsPerSignature
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);
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fast: fees!.value.feeCalculator.lamportsPerSignature,
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medium: fees!.value.feeCalculator.lamportsPerSignature,
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slow: fees!.value.feeCalculator.lamportsPerSignature);
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}
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@override
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@ -219,13 +243,20 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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@override
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Future<void> updateBalance() async {
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try {
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var rpcClient = RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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var balance = await rpcClient.getBalance(info.cachedReceivingAddress);
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await _checkClients(); // Check ElectrumXClient and Solana RpcClient.
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var balance = await rpcClient?.getBalance(info.cachedReceivingAddress);
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// Rent exemption of Solana
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final accInfo = await rpcClient.getAccountInfo((await _getKeyPair()).address);
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final minimumRent = await rpcClient.getMinimumBalanceForRentExemption(accInfo.value!.data.toString().length);
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var spendableBalance = balance.value - minimumRent;
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final accInfo =
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await rpcClient?.getAccountInfo((await _getKeyPair()).address);
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// TODO [prio=low]: handle null account info.
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final int minimumRent =
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await rpcClient?.getMinimumBalanceForRentExemption(
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accInfo!.value!.data.toString().length) ??
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0;
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// TODO [prio=low]: revisit null condition.
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var spendableBalance = balance!.value - minimumRent;
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final newBalance = Balance(
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total: Amount(
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@ -258,8 +289,10 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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@override
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Future<void> updateChainHeight() async {
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try {
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var rpcClient = RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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var blockHeight = await rpcClient.getSlot();
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await _checkClients(); // Check ElectrumXClient and Solana RpcClient.
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int blockHeight = await rpcClient?.getSlot() ?? 0;
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// TODO [prio=low]: Revisit null condition.
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await info.updateCachedChainHeight(
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newHeight: blockHeight,
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@ -268,7 +301,7 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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} catch (e, s) {
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Logging.instance.log(
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"Error occurred in solana_wallet.dart while getting"
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" chain height for solana: $e\n$s",
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" chain height for solana: $e\n$s",
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level: LogLevel.Error,
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);
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}
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@ -291,20 +324,30 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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@override
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Future<void> updateTransactions() async {
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try {
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var rpcClient = RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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var transactionsList = await rpcClient.getTransactionsList((await _getKeyPair()).publicKey, encoding: Encoding.jsonParsed);
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var txsList = List<Tuple2<isar.Transaction, Address>>.empty(growable: true);
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await _checkClients(); // Check ElectrumXClient and Solana RpcClient.
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for (final tx in transactionsList) {
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var senderAddress = (tx.transaction as ParsedTransaction).message.accountKeys[0].pubkey;
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var receiverAddress = (tx.transaction as ParsedTransaction).message.accountKeys[1].pubkey;
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var transactionsList = await rpcClient?.getTransactionsList(
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(await _getKeyPair()).publicKey,
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encoding: Encoding.jsonParsed);
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var txsList =
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List<Tuple2<isar.Transaction, Address>>.empty(growable: true);
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// TODO [prio=low]: Revisit null assertion below.
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for (final tx in transactionsList!) {
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var senderAddress =
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(tx.transaction as ParsedTransaction).message.accountKeys[0].pubkey;
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var receiverAddress =
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(tx.transaction as ParsedTransaction).message.accountKeys[1].pubkey;
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var txType = isar.TransactionType.unknown;
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var txAmount = Amount(
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rawValue: BigInt.from(tx.meta!.postBalances[1] - tx.meta!.preBalances[1]),
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rawValue:
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BigInt.from(tx.meta!.postBalances[1] - tx.meta!.preBalances[1]),
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fractionDigits: cryptoCurrency.fractionDigits,
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);
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if ((senderAddress == (await _getKeyPair()).address) && (receiverAddress == (await _getKeyPair()).address) ){
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if ((senderAddress == (await _getKeyPair()).address) &&
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(receiverAddress == (await _getKeyPair()).address)) {
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txType = isar.TransactionType.sentToSelf;
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} else if (senderAddress == (await _getKeyPair()).address) {
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txType = isar.TransactionType.outgoing;
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@ -339,8 +382,9 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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derivationIndex: 0,
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derivationPath: null,
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type: AddressType.solana,
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subType: txType == isar.TransactionType.outgoing ? AddressSubType.unknown : AddressSubType.receiving
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);
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subType: txType == isar.TransactionType.outgoing
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? AddressSubType.unknown
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: AddressSubType.receiving);
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txsList.add(Tuple2(transaction, txAddress));
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}
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@ -348,7 +392,7 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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} catch (e, s) {
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Logging.instance.log(
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"Error occurred in solana_wallet.dart while getting"
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" transactions for solana: $e\n$s",
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" transactions for solana: $e\n$s",
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level: LogLevel.Error,
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);
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}
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@ -359,4 +403,25 @@ class SolanaWallet extends Bip39Wallet<Solana> {
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// No UTXOs in Solana
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return Future.value(false);
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}
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}
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/// Check that the ElectrumXClient is active and usable by a Solana RpcClient.
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Future<void> _checkClients() async {
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if (prefs.useTor) {
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electrumXClient ??= ElectrumXClient(
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host: getCurrentNode().host,
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port: getCurrentNode().port,
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useSSL: getCurrentNode().useSSL,
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failovers: [],
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prefs: prefs,
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coin: Coin.solana,
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);
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int torPort = electrumXClient?.rpcClient?.proxyInfo?.port ??
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TorService.sharedInstance.getProxyInfo().port;
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rpcClient = RpcClient("${InternetAddress.loopbackIPv4}:$torPort");
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} else {
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rpcClient =
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RpcClient("${getCurrentNode().host}:${getCurrentNode().port}");
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}
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return;
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}
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}
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