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Merge pull request #1446 from nspcc-dev/core/network_fee_fixes

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core: fix CalculateNetworkFee and verifyTxWitnesses
This commit is contained in:
Roman Khimov 2020-09-30 21:46:33 +03:00 committed by GitHub
commit 08aa773dac
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 73 additions and 16 deletions
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2
pkg/core/blockchain.go
View file

@ -1554,7 +1554,7 @@ func (bc *Blockchain) verifyTxWitnesses(t *transaction.Transaction, block *block
return fmt.Errorf("%w: %d vs %d", ErrTxInvalidWitnessNum, len(t.Signers), len(t.Scripts))
}
interopCtx := bc.newInteropContext(trigger.Verification, bc.dao, block, t)
gasLimit := t.NetworkFee
gasLimit := t.NetworkFee - int64(t.Size())*bc.FeePerByte()
for i := range t.Signers {
gasConsumed, err := bc.verifyHashAgainstScript(t.Signers[i].Account, &t.Scripts[i], interopCtx, gasLimit)
if err != nil {

59
pkg/core/blockchain_test.go
View file

@ -215,7 +215,7 @@ func TestVerifyTx(t *testing.T) {
bc := newTestChain(t)
defer bc.Close()
accs := make([]*wallet.Account, 4)
accs := make([]*wallet.Account, 5)
for i := range accs {
var err error
accs[i], err = wallet.NewAccount()
@ -291,12 +291,69 @@ func TestVerifyTx(t *testing.T) {
require.NoError(t, accs[0].SignTx(tx))
checkErr(t, ErrTxTooBig, tx)
})
t.Run("NetworkFee", func(t *testing.T) {
t.Run("SmallNetworkFee", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
tx.NetworkFee = 1
require.NoError(t, accs[0].SignTx(tx))
checkErr(t, ErrTxSmallNetworkFee, tx)
})
t.Run("AlmostEnoughNetworkFee", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
verificationNetFee, calcultedScriptSize := CalculateNetworkFee(accs[0].Contract.Script)
expectedSize := io.GetVarSize(tx) + calcultedScriptSize
calculatedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = calculatedNetFee - 1
require.NoError(t, accs[0].SignTx(tx))
require.Equal(t, expectedSize, io.GetVarSize(tx))
checkErr(t, ErrVerificationFailed, tx)
})
t.Run("EnoughNetworkFee", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
verificationNetFee, calcultedScriptSize := CalculateNetworkFee(accs[0].Contract.Script)
expectedSize := io.GetVarSize(tx) + calcultedScriptSize
calculatedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = calculatedNetFee
require.NoError(t, accs[0].SignTx(tx))
require.Equal(t, expectedSize, io.GetVarSize(tx))
require.NoError(t, bc.VerifyTx(tx))
})
t.Run("CalculateNetworkFee, signature script", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
expectedSize := io.GetVarSize(tx)
verificationNetFee, calculatedScriptSize := CalculateNetworkFee(accs[0].Contract.Script)
expectedSize += calculatedScriptSize
expectedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = expectedNetFee
require.NoError(t, accs[0].SignTx(tx))
actualSize := io.GetVarSize(tx)
require.Equal(t, expectedSize, actualSize)
interopCtx := bc.newInteropContext(trigger.Verification, bc.dao, nil, tx)
gasConsumed, err := bc.verifyHashAgainstScript(h, &tx.Scripts[0], interopCtx, -1)
require.NoError(t, err)
require.Equal(t, verificationNetFee, gasConsumed)
require.Equal(t, expectedNetFee, bc.FeePerByte()*int64(actualSize)+gasConsumed)
})
t.Run("CalculateNetworkFee, multisignature script", func(t *testing.T) {
multisigAcc := accs[4]
pKeys := keys.PublicKeys{multisigAcc.PrivateKey().PublicKey()}
require.NoError(t, multisigAcc.ConvertMultisig(1, pKeys))
multisigHash := hash.Hash160(multisigAcc.Contract.Script)
tx := bc.newTestTx(multisigHash, testScript)
verificationNetFee, calculatedScriptSize := CalculateNetworkFee(multisigAcc.Contract.Script)
expectedSize := io.GetVarSize(tx) + calculatedScriptSize
expectedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = expectedNetFee
require.NoError(t, multisigAcc.SignTx(tx))
actualSize := io.GetVarSize(tx)
require.Equal(t, expectedSize, actualSize)
interopCtx := bc.newInteropContext(trigger.Verification, bc.dao, nil, tx)
gasConsumed, err := bc.verifyHashAgainstScript(multisigHash, &tx.Scripts[0], interopCtx, -1)
require.NoError(t, err)
require.Equal(t, verificationNetFee, gasConsumed)
require.Equal(t, expectedNetFee, bc.FeePerByte()*int64(actualSize)+gasConsumed)
})
})
t.Run("Conflict", func(t *testing.T) {
balance := bc.GetUtilityTokenBalance(h).Int64()
tx := bc.newTestTx(h, testScript)

2
pkg/core/helper_test.go
View file

@ -206,7 +206,7 @@ func TestCreateBasicChain(t *testing.T) {
bw := io.NewBufBinWriter()
b.EncodeBinary(bw.BinWriter)
require.NoError(t, bw.Err)
t.Logf("Block1 hex: %s", bw.Bytes())
t.Logf("Block1 hex: %s", hex.EncodeToString(bw.Bytes()))
t.Logf("txMoveNeo hash: %s", txMoveNeo.Hash().StringLE())
t.Logf("txMoveNeo hex: %s", hex.EncodeToString(txMoveNeo.Bytes()))
t.Logf("txMoveGas hash: %s", txMoveGas.Hash().StringLE())

2
pkg/core/util.go
View file

@ -138,7 +138,7 @@ func CalculateNetworkFee(script []byte) (int64, int) {
)
if vm.IsSignatureContract(script) {
size += 67 + io.GetVarSize(script)
netFee += opcodePrice(opcode.PUSHDATA1, opcode.PUSHNULL) + crypto.ECDSAVerifyPrice
netFee += opcodePrice(opcode.PUSHDATA1, opcode.PUSHNULL, opcode.PUSHDATA1) + crypto.ECDSAVerifyPrice
} else if m, pubs, ok := vm.ParseMultiSigContract(script); ok {
n := len(pubs)
sizeInv := 66 * m

14
pkg/rpc/server/server_test.go
View file

@ -54,11 +54,11 @@ type rpcTestCase struct {
check func(t *testing.T, e *executor, result interface{})
}
const testContractHash = "4546ec6fcdaa1c3ccdb048526b78624b457b60a4"
const deploymentTxHash = "17be1bbb0fdecae18cd4c6a2db19311f47bd540371e2ea479a46b349a66aa0b3"
const testContractHash = "b0fda4dd46b8e5d207e86e774a4a133c6db69ee7"
const deploymentTxHash = "59f7b22b90e26f883a56b916c1580e3ee4f13caded686353cd77577e6194c173"
const verifyContractHash = "47ef649f9a77cad161ddaa28b39c7e450e5429e7"
const verifyContractAVM = "560340570300412d510830db4121700c14aa8acf859d4fe402b34e673f2156821796a488ebdb30716813cedb2869db289740"
const verifyContractHash = "c1213693b22cb0454a436d6e0bd76b8c0a3bfdf7"
const verifyContractAVM = "570300412d51083021700c14aa8acf859d4fe402b34e673f2156821796a488ebdb30716813cedb2869db289740"
var rpcTestCases = map[string][]rpcTestCase{
"getapplicationlog": {
@ -643,12 +643,12 @@ var rpcTestCases = map[string][]rpcTestCase{
"sendrawtransaction": {
{
name: "positive",
params: `["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"]`,
params: `["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"]`,
result: func(e *executor) interface{} { return &result.RelayResult{} },
check: func(t *testing.T, e *executor, inv interface{}) {
res, ok := inv.(*result.RelayResult)
require.True(t, ok)
expectedHash, err := util.Uint256DecodeStringLE("8b6e610a2205914411b26c4380594fa9a1e16961ff5896ed3b16831a151c6dd0")
expectedHash, err := util.Uint256DecodeStringLE("ab5573cfc8d70774f04aa7d5521350cfc1aa1239c44c24e490e139408cd46a57")
require.NoError(t, err)
assert.Equal(t, expectedHash, res.Hash)
},
@ -1075,7 +1075,7 @@ func checkNep5Balances(t *testing.T, e *executor, acc interface{}) {
},
{
Asset: e.chain.UtilityTokenHash(),
Amount: "799.59495030",
Amount: "799.59641770",
LastUpdated: 7,
}},
Address: testchain.PrivateKeyByID(0).GetScriptHash().StringLE(),

BIN
pkg/rpc/server/testdata/testblocks.acc vendored
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