forked from Nexell-AI-Network/nexelliad
/
transactions.go
executable file
·201 lines (178 loc) · 7.87 KB
/
transactions.go
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package mempoollimits
import (
"encoding/hex"
"strings"
"testing"
"github.com/Nautilus-Network/nautiliad/app/appmessage"
"github.com/Nautilus-Network/nautiliad/domain/consensus/model/externalapi"
"github.com/Nautilus-Network/nautiliad/domain/consensus/utils/consensushashing"
"github.com/Nautilus-Network/nautiliad/domain/consensus/utils/constants"
"github.com/Nautilus-Network/nautiliad/domain/consensus/utils/subnetworks"
"github.com/Nautilus-Network/nautiliad/domain/consensus/utils/transactionhelper"
"github.com/Nautilus-Network/nautiliad/domain/consensus/utils/txscript"
utxopkg "github.com/Nautilus-Network/nautiliad/domain/consensus/utils/utxo"
"github.com/Nautilus-Network/nautiliad/domain/dagconfig"
"github.com/Nautilus-Network/nautiliad/infrastructure/network/rpcclient"
"github.com/Nautilus-Network/nautiliad/stability-tests/common/mine"
"github.com/Nautilus-Network/nautiliad/util"
"github.com/kaspanet/go-secp256k1"
)
const (
payAddress = "kaspasim:qzuax2jhawd354e54thhpd9m9wg03pdzwjlpr4vtq3k7xrpumhhtwa2hkr3ep"
payAddressPrivateKey = "05d8f681e954a550395ee2297fc1a14f6e801f554c0b9d48cd7165a7ea72ff77"
fundingCoinbaseTransactionAmount = 1000
outputsPerTransaction = 3
transactionFee = 1000
coinbaseMaturity = 100
)
// fundingCoinbaseTransactions contains a collection of transactions
// to be utilized when generating further transactions to fill up
// the mempool.
// It's a separate type because we modify the transactions in place
// whenever we pass an instance of this type into
// submitAnAmountOfTransactionsToTheMempool.
type fundingCoinbaseTransactions struct {
transactions []*externalapi.DomainTransaction
}
func generateFundingCoinbaseTransactions(t *testing.T, rpcClient *rpcclient.RPCClient) *fundingCoinbaseTransactions {
// Mine a block, since we need at least one block above the genesis
// to create a spendable UTXO
mineBlockAndGetCoinbaseTransaction(t, rpcClient)
log.Infof("Generating funding coinbase transactions")
fundingCoinbaseTransactions := &fundingCoinbaseTransactions{
transactions: make([]*externalapi.DomainTransaction, fundingCoinbaseTransactionAmount),
}
for i := 0; i < fundingCoinbaseTransactionAmount; i++ {
fundingCoinbaseTransactions.transactions[i] = mineBlockAndGetCoinbaseTransaction(t, rpcClient)
}
log.Infof("Maturing funding coinbase transactions")
for i := 0; i < coinbaseMaturity; i++ {
mineBlockAndGetCoinbaseTransaction(t, rpcClient)
}
return fundingCoinbaseTransactions
}
func submitAnAmountOfTransactionsToTheMempool(t *testing.T, rpcClient *rpcclient.RPCClient,
payAddressKeyPair *secp256k1.SchnorrKeyPair, payToPayAddressScript *externalapi.ScriptPublicKey,
fundingTransactions *fundingCoinbaseTransactions, amountToSubmit int, ignoreOrphanRejects bool) {
log.Infof("Generating %d transactions", amountToSubmit)
transactions := make([]*externalapi.DomainTransaction, 0)
for len(transactions) < amountToSubmit {
var coinbaseTransaction *externalapi.DomainTransaction
coinbaseTransaction, fundingTransactions.transactions = fundingTransactions.transactions[0], fundingTransactions.transactions[1:]
unspentTransactions := []*externalapi.DomainTransaction{coinbaseTransaction}
for len(transactions) < amountToSubmit && len(unspentTransactions) > 0 {
var transactionToSpend *externalapi.DomainTransaction
transactionToSpend, unspentTransactions = unspentTransactions[0], unspentTransactions[1:]
spendingTransactions := generateTransactionsWithMultipleOutputs(t, payAddressKeyPair, payToPayAddressScript, transactionToSpend)
transactions = append(transactions, spendingTransactions...)
unspentTransactions = append(unspentTransactions, spendingTransactions...)
}
log.Infof("Generated %d transactions", len(transactions))
}
transactions = transactions[:amountToSubmit]
log.Infof("Submitting %d transactions", len(transactions))
for i, transaction := range transactions {
rpcTransaction := appmessage.DomainTransactionToRPCTransaction(transaction)
_, err := rpcClient.SubmitTransaction(rpcTransaction, false)
if err != nil {
if ignoreOrphanRejects && strings.Contains(err.Error(), "orphan") {
continue
}
t.Fatalf("SubmitTransaction: %+v", err)
}
log.Infof("Submitted %d transactions", i+1)
}
}
func mineBlockAndGetCoinbaseTransaction(t *testing.T, rpcClient *rpcclient.RPCClient) *externalapi.DomainTransaction {
getBlockTemplateResponse, err := rpcClient.GetBlockTemplate(payAddress, "")
if err != nil {
t.Fatalf("GetBlockTemplate: %+v", err)
}
templateBlock, err := appmessage.RPCBlockToDomainBlock(getBlockTemplateResponse.Block)
if err != nil {
t.Fatalf("RPCBlockToDomainBlock: %+v", err)
}
mine.SolveBlock(templateBlock)
_, err = rpcClient.SubmitBlockAlsoIfNonDAA(templateBlock)
if err != nil {
t.Fatalf("SubmitBlock: %+v", err)
}
return templateBlock.Transactions[transactionhelper.CoinbaseTransactionIndex]
}
func generateTransactionsWithMultipleOutputs(t *testing.T,
payAddressKeyPair *secp256k1.SchnorrKeyPair, payToPayAddressScript *externalapi.ScriptPublicKey,
fundingTransaction *externalapi.DomainTransaction) []*externalapi.DomainTransaction {
var transactions []*externalapi.DomainTransaction
for fundingTransactionOutputIndex, fundingTransactionOutput := range fundingTransaction.Outputs {
if fundingTransactionOutput.Value < transactionFee {
continue
}
outputValue := (fundingTransactionOutput.Value - transactionFee) / outputsPerTransaction
fundingTransactionID := consensushashing.TransactionID(fundingTransaction)
spendingTransactionInputs := []*externalapi.DomainTransactionInput{
{
PreviousOutpoint: externalapi.DomainOutpoint{
TransactionID: *fundingTransactionID,
Index: uint32(fundingTransactionOutputIndex),
},
UTXOEntry: utxopkg.NewUTXOEntry(
fundingTransactionOutput.Value,
payToPayAddressScript,
false,
0),
},
}
spendingTransactionOutputs := make([]*externalapi.DomainTransactionOutput, outputsPerTransaction)
for i := 0; i < outputsPerTransaction; i++ {
spendingTransactionOutputs[i] = &externalapi.DomainTransactionOutput{
Value: outputValue,
ScriptPublicKey: payToPayAddressScript,
}
}
spendingTransaction := &externalapi.DomainTransaction{
Version: constants.MaxTransactionVersion,
Inputs: spendingTransactionInputs,
Outputs: spendingTransactionOutputs,
LockTime: 0,
SubnetworkID: subnetworks.SubnetworkIDNative,
Gas: 0,
Payload: nil,
}
for spendingTransactionInputIndex, spendingTransactionInput := range spendingTransactionInputs {
signatureScript, err := txscript.SignatureScript(
spendingTransaction,
spendingTransactionInputIndex,
consensushashing.SigHashAll,
payAddressKeyPair,
&consensushashing.SighashReusedValues{})
if err != nil {
t.Fatalf("SignatureScript: %+v", err)
}
spendingTransactionInput.SignatureScript = signatureScript
}
transactions = append(transactions, spendingTransaction)
}
return transactions
}
func decodePayAddressKeyPair(t *testing.T) *secp256k1.SchnorrKeyPair {
privateKeyBytes, err := hex.DecodeString(payAddressPrivateKey)
if err != nil {
t.Fatalf("DecodeString: %+v", err)
}
keyPair, err := secp256k1.DeserializeSchnorrPrivateKeyFromSlice(privateKeyBytes)
if err != nil {
t.Fatalf("DeserializeSchnorrPrivateKeyFromSlice: %+v", err)
}
return keyPair
}
func buildPayToPayAddressScript(t *testing.T) *externalapi.ScriptPublicKey {
address, err := util.DecodeAddress(payAddress, dagconfig.SimnetParams.Prefix)
if err != nil {
t.Fatalf("DecodeAddress: %+v", err)
}
script, err := txscript.PayToAddrScript(address)
if err != nil {
t.Fatalf("PayToAddrScript: %+v", err)
}
return script
}