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Increase tx fee to 0.0007 btc, increase tradeprotocol version, change log level for tx details to INFO

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This commit is contained in:
Manfred Karrer 2017-02-07 18:47:20 -05:00
parent f6c4ac9143
commit d65e098933
3 changed files with 28 additions and 24 deletions
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2
common/src/main/java/io/bitsquare/app/Version.java
View file

@ -43,7 +43,7 @@ public class Version {
// The version no. of the current protocol. The offer holds that version.
// A taker will check the version of the offers to see if his version is compatible.
public static final int TRADE_PROTOCOL_VERSION = 1;
public static final int TRADE_PROTOCOL_VERSION = 2;
private static int p2pMessageVersion;
public static int getP2PMessageVersion() {

18
core/src/main/java/io/bitsquare/btc/FeePolicy.java
View file

@ -29,22 +29,22 @@ public class FeePolicy {
// http://p2sh.info/dashboard/db/fee-estimation
// https://bitcoinfees.github.io/#1d
// Average values are 10-100 satoshis/byte in january 2016
// Average values are 60-140 satoshis/byte in february 2017
//
// Our trade transactions have a fixed set of inputs and outputs making the size very predictable
// (as long the user does not do multiple funding transactions)
//
// trade fee tx: 226 bytes // 88 satoshi/byte
// deposit tx: 336 bytes // 59 satoshi/byte
// payout tx: 371 bytes // 53 satoshi/byte
// disputed payout tx: 408 bytes // 49 satoshi/byte
// trade fee tx: 226 bytes // 309 satoshi/byte
// deposit tx: 336 bytes // 208 satoshi/byte
// payout tx: 371 bytes // 188 satoshi/byte
// disputed payout tx: 408 bytes // 171 satoshi/byte
// We set a fixed fee to make the needed amounts in the trade predictable.
// We use 0.0002 BTC (0.08 EUR @ 400 EUR/BTC) which is for our tx sizes about 50-90 satoshi/byte
// We use 0.0007 BTC (0.7 EUR @ 1000 EUR/BTC) which is for our tx sizes about 150-300 satoshi/byte
// We cannot make that user defined as it need to be the same for both users, so we can only change that in
// software updates
// TODO before Beta we should get a good future proof guess as a change causes incompatible versions
public static Coin getFixedTxFeeForTrades() {
return DevFlags.STRESS_TEST_MODE ? Coin.valueOf(5_000) : Coin.valueOf(20_000);
return DevFlags.STRESS_TEST_MODE ? Coin.valueOf(5_000) : Coin.valueOf(70_000);
}
// For non trade transactions (withdrawal) we use the default fee calculation
@ -65,9 +65,9 @@ public class FeePolicy {
// 0.0005 BTC 0.05% of 1 BTC about 0.2 EUR @ 400 EUR/BTC
public static Coin getCreateOfferFee() {
// We need to pay the quite high miner fee of 30_000 from the trading fee tx so 30_000 us our lower limit
// We need to pay the quite high miner fee of 70_000 from the trading fee tx so 30_000 is our lower limit
// The arbitrator receive only 0.0002 BTC - less than the miners
return DevFlags.STRESS_TEST_MODE ? Coin.valueOf(10_000) : Coin.valueOf(50_000);
return DevFlags.STRESS_TEST_MODE ? Coin.valueOf(10_000) : Coin.valueOf(100_000);
}
// 0.001 BTC 0.1% of 1 BTC about 0.4 EUR @ 400 EUR/BTC

32
core/src/main/java/io/bitsquare/btc/TradeWalletService.java
View file

@ -238,7 +238,7 @@ public class TradeWalletService {
verifyTransaction(dummyTX);
printTxWithInputs("dummyTX", dummyTX);
//printTxWithInputs("dummyTX", dummyTX);
List<RawTransactionInput> rawTransactionInputList = dummyTX.getInputs().stream()
.map(e -> {
@ -407,7 +407,7 @@ public class TradeWalletService {
verifyTransaction(preparedDepositTx);
printTxWithInputs("preparedDepositTx", preparedDepositTx);
//printTxWithInputs("preparedDepositTx", preparedDepositTx);
return new PreparedDepositTxAndOffererInputs(offererRawTransactionInputs, preparedDepositTx.bitcoinSerialize());
}
@ -429,14 +429,14 @@ public class TradeWalletService {
* @throws WalletException
*/
public Transaction takerSignsAndPublishesDepositTx(boolean takerIsSeller,
byte[] contractHash,
byte[] offerersDepositTxSerialized,
List<RawTransactionInput> buyerInputs,
List<RawTransactionInput> sellerInputs,
byte[] buyerPubKey,
byte[] sellerPubKey,
byte[] arbitratorPubKey,
FutureCallback<Transaction> callback) throws SigningException, TransactionVerificationException,
byte[] contractHash,
byte[] offerersDepositTxSerialized,
List<RawTransactionInput> buyerInputs,
List<RawTransactionInput> sellerInputs,
byte[] buyerPubKey,
byte[] sellerPubKey,
byte[] arbitratorPubKey,
FutureCallback<Transaction> callback) throws SigningException, TransactionVerificationException,
WalletException {
Transaction offerersDepositTx = new Transaction(params, offerersDepositTxSerialized);
@ -493,7 +493,7 @@ public class TradeWalletService {
// Add all outputs from offerersDepositTx to depositTx
offerersDepositTx.getOutputs().forEach(depositTx::addOutput);
printTxWithInputs("offerersDepositTx", offerersDepositTx);
//printTxWithInputs("offerersDepositTx", offerersDepositTx);
// Sign inputs
int start = takerIsSeller ? buyerInputs.size() : 0;
@ -577,7 +577,7 @@ public class TradeWalletService {
verifyTransaction(preparedPayoutTx);
printTxWithInputs("preparedPayoutTx", preparedPayoutTx);
//printTxWithInputs("preparedPayoutTx", preparedPayoutTx);
return sellerSignature.encodeToDER();
}
@ -732,7 +732,7 @@ public class TradeWalletService {
verifyTransaction(preparedPayoutTx);
printTxWithInputs("preparedPayoutTx", preparedPayoutTx);
//printTxWithInputs("preparedPayoutTx", preparedPayoutTx);
return arbitratorSignature.encodeToDER();
}
@ -1122,7 +1122,11 @@ public class TradeWalletService {
}
private static void printTxWithInputs(String tracePrefix, Transaction tx) {
log.info(tracePrefix + ": " + tx.toString());
long fee = tx.getFee() != null ? tx.getFee().value : 0;
int size = tx.getMessageSize();
log.info(tracePrefix + ": " + tx.toString() + "\nSize (Byte): " + size + "\nFee (Satoshi/Byte): "
+ (fee / size));
for (TransactionInput input : tx.getInputs()) {
if (input.getConnectedOutput() != null)
log.info(tracePrefix + " input value: " + input.getConnectedOutput().getValue().toFriendlyString());