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Merge pull request #1615 from nspcc-dev/opcodes

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core: redefine opcode prices
This commit is contained in:
Roman Khimov 2020-12-16 16:54:19 +03:00 committed by GitHub
commit 4dcd06ef44
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GPG key ID: 4AEE18F83AFDEB23
26 changed files with 577 additions and 433 deletions
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2
internal/testchain/transaction.go
View file

@ -92,7 +92,7 @@ func NewDeployTx(bc blockchainer.Blockchainer, name string, sender util.Uint160,
func SignTx(bc blockchainer.Blockchainer, txs ...*transaction.Transaction) error {
for _, tx := range txs {
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(ownerScript)
netFee, sizeDelta := fee.Calculate(bc.GetPolicer().GetBaseExecFee(), ownerScript)
tx.NetworkFee += netFee
size += sizeDelta
tx.NetworkFee += int64(size) * bc.FeePerByte()

27
pkg/consensus/consensus_test.go
View file

@ -11,6 +11,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/config"
"github.com/nspcc-dev/neo-go/pkg/config/netmode"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/fee"
"github.com/nspcc-dev/neo-go/pkg/core/native"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
@ -32,7 +33,7 @@ func TestNewService(t *testing.T) {
tx := transaction.New(netmode.UnitTestNet, []byte{byte(opcode.PUSH1)}, 100000)
tx.ValidUntilBlock = 1
addSender(t, tx)
signTx(t, srv.Chain.FeePerByte(), tx)
signTx(t, srv.Chain, tx)
require.NoError(t, srv.Chain.PoolTx(tx))
var txx []block.Transaction
@ -170,7 +171,7 @@ func TestService_GetVerified(t *testing.T) {
txs = append(txs, tx)
}
addSender(t, txs...)
signTx(t, srv.Chain.FeePerByte(), txs...)
signTx(t, srv.Chain, txs...)
require.NoError(t, srv.Chain.PoolTx(txs[3]))
hashes := []util.Uint256{txs[0].Hash(), txs[1].Hash(), txs[2].Hash()}
@ -257,7 +258,7 @@ func TestService_getTx(t *testing.T) {
tx.Nonce = 1234
tx.ValidUntilBlock = 1
addSender(t, tx)
signTx(t, srv.Chain.FeePerByte(), tx)
signTx(t, srv.Chain, tx)
h := tx.Hash()
require.Equal(t, nil, srv.getTx(h))
@ -351,7 +352,7 @@ func TestVerifyBlock(t *testing.T) {
tx := transaction.New(netmode.UnitTestNet, []byte{byte(opcode.RET)}, 100000)
tx.ValidUntilBlock = 1
addSender(t, tx)
signTx(t, srv.Chain.FeePerByte(), tx)
signTx(t, srv.Chain, tx)
require.NoError(t, srv.Chain.PoolTx(tx))
b := testchain.NewBlock(t, srv.Chain, 1, 0, tx)
require.True(t, srv.verifyBlock(&neoBlock{Block: *b}))
@ -360,7 +361,7 @@ func TestVerifyBlock(t *testing.T) {
tx := transaction.New(netmode.UnitTestNet, []byte{byte(opcode.RET)}, 100000)
tx.ValidUntilBlock = 1
addSender(t, tx)
signTx(t, srv.Chain.FeePerByte(), tx)
signTx(t, srv.Chain, tx)
b := testchain.NewBlock(t, srv.Chain, 1, 0, tx)
require.True(t, srv.verifyBlock(&neoBlock{Block: *b}))
})
@ -369,12 +370,12 @@ func TestVerifyBlock(t *testing.T) {
tx1.NetworkFee = 20_000_000 * native.GASFactor
tx1.ValidUntilBlock = 1
addSender(t, tx1)
signTx(t, srv.Chain.FeePerByte(), tx1)
signTx(t, srv.Chain, tx1)
tx2 := transaction.New(netmode.UnitTestNet, []byte{byte(opcode.RET)}, 100000)
tx2.NetworkFee = 20_000_000 * native.GASFactor
tx2.ValidUntilBlock = 1
addSender(t, tx2)
signTx(t, srv.Chain.FeePerByte(), tx2)
signTx(t, srv.Chain, tx2)
require.NoError(t, srv.Chain.PoolTx(tx1))
require.Error(t, srv.Chain.PoolTx(tx2))
b := testchain.NewBlock(t, srv.Chain, 1, 0, tx2)
@ -391,7 +392,7 @@ func TestVerifyBlock(t *testing.T) {
tx := transaction.New(netmode.UnitTestNet, script, 100000)
tx.ValidUntilBlock = 1
addSender(t, tx)
signTx(t, srv.Chain.FeePerByte(), tx)
signTx(t, srv.Chain, tx)
b := testchain.NewBlock(t, srv.Chain, 1, 0, tx)
require.False(t, srv.verifyBlock(&neoBlock{Block: *b}))
})
@ -399,7 +400,7 @@ func TestVerifyBlock(t *testing.T) {
tx := transaction.New(netmode.UnitTestNet, []byte{byte(opcode.RET)}, 100000)
tx.ValidUntilBlock = 1
addSender(t, tx)
signTx(t, srv.Chain.FeePerByte(), tx)
signTx(t, srv.Chain, tx)
tx.Scripts[0].InvocationScript[16] = ^tx.Scripts[0].InvocationScript[16]
b := testchain.NewBlock(t, srv.Chain, 1, 0, tx)
require.False(t, srv.verifyBlock(&neoBlock{Block: *b}))
@ -410,7 +411,7 @@ func TestVerifyBlock(t *testing.T) {
txes[i] = transaction.New(netmode.UnitTestNet, []byte{byte(opcode.RET)}, srv.Chain.GetPolicer().GetMaxBlockSystemFee()/2+1)
txes[i].ValidUntilBlock = 1
addSender(t, txes[i])
signTx(t, srv.Chain.FeePerByte(), txes[i])
signTx(t, srv.Chain, txes[i])
}
b := testchain.NewBlock(t, srv.Chain, 1, 0, txes...)
require.False(t, srv.verifyBlock(&neoBlock{Block: *b}))
@ -500,7 +501,7 @@ func addSender(t *testing.T, txs ...*transaction.Transaction) {
}
}
func signTx(t *testing.T, feePerByte int64, txs ...*transaction.Transaction) {
func signTx(t *testing.T, bc blockchainer.Blockchainer, txs ...*transaction.Transaction) {
validators := make([]*keys.PublicKey, 4)
privNetKeys := make([]*keys.PrivateKey, 4)
for i := 0; i < 4; i++ {
@ -512,10 +513,10 @@ func signTx(t *testing.T, feePerByte int64, txs ...*transaction.Transaction) {
require.NoError(t, err)
for _, tx := range txs {
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(rawScript)
netFee, sizeDelta := fee.Calculate(bc.GetPolicer().GetBaseExecFee(), rawScript)
tx.NetworkFee += +netFee
size += sizeDelta
tx.NetworkFee += int64(size) * feePerByte
tx.NetworkFee += int64(size) * bc.FeePerByte()
data := tx.GetSignedPart()
buf := io.NewBufBinWriter()

18
pkg/core/blockchain.go
View file

@ -620,7 +620,7 @@ func (bc *Blockchain) storeBlock(block *block.Block, txpool *mempool.Pool) error
systemInterop := bc.newInteropContext(trigger.Application, cache, block, tx)
v := systemInterop.SpawnVM()
v.LoadScriptWithFlags(tx.Script, smartcontract.All)
v.SetPriceGetter(getPrice)
v.SetPriceGetter(bc.getPrice)
v.GasLimit = tx.SystemFee
err := v.Run()
@ -753,7 +753,7 @@ func (bc *Blockchain) runPersist(script []byte, block *block.Block, cache *dao.C
systemInterop := bc.newInteropContext(trig, cache, block, nil)
v := systemInterop.SpawnVM()
v.LoadScriptWithFlags(script, smartcontract.WriteStates|smartcontract.AllowCall)
v.SetPriceGetter(getPrice)
v.SetPriceGetter(bc.getPrice)
if err := v.Run(); err != nil {
return nil, fmt.Errorf("VM has failed: %w", err)
} else if _, err := systemInterop.DAO.Persist(); err != nil {
@ -1622,7 +1622,7 @@ func (bc *Blockchain) GetTestVM(tx *transaction.Transaction, b *block.Block) *vm
d.MPT = nil
systemInterop := bc.newInteropContext(trigger.Application, d, b, tx)
vm := systemInterop.SpawnVM()
vm.SetPriceGetter(getPrice)
vm.SetPriceGetter(bc.getPrice)
return vm
}
@ -1692,7 +1692,7 @@ func (bc *Blockchain) verifyHashAgainstScript(hash util.Uint160, witness *transa
}
vm := interopCtx.SpawnVM()
vm.SetPriceGetter(getPrice)
vm.SetPriceGetter(bc.getPrice)
vm.GasLimit = gas
if err := bc.initVerificationVM(interopCtx, hash, witness); err != nil {
return 0, err
@ -1813,6 +1813,11 @@ func (bc *Blockchain) GetPolicer() blockchainer.Policer {
return bc
}
// GetBaseExecFee return execution price for `NOP`.
func (bc *Blockchain) GetBaseExecFee() int64 {
return bc.contracts.Policy.GetExecFeeFactorInternal(bc.dao)
}
// GetMaxBlockSize returns maximum allowed block size from native Policy contract.
func (bc *Blockchain) GetMaxBlockSize() uint32 {
return bc.contracts.Policy.GetMaxBlockSizeInternal(bc.dao)
@ -1828,4 +1833,9 @@ func (bc *Blockchain) GetMaxVerificationGAS() int64 {
return bc.contracts.Policy.GetMaxVerificationGas(bc.dao)
}
// GetStoragePrice returns current storage price.
func (bc *Blockchain) GetStoragePrice() int64 {
return bc.contracts.Policy.GetStoragePriceInternal(bc.dao)
}
// -- end Policer.

24
pkg/core/blockchain_test.go
View file

@ -338,7 +338,7 @@ func TestVerifyTx(t *testing.T) {
})
t.Run("AlmostEnoughNetworkFee", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
verificationNetFee, calcultedScriptSize := fee.Calculate(accs[0].Contract.Script)
verificationNetFee, calcultedScriptSize := fee.Calculate(bc.GetBaseExecFee(), accs[0].Contract.Script)
expectedSize := io.GetVarSize(tx) + calcultedScriptSize
calculatedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = calculatedNetFee - 1
@ -348,7 +348,7 @@ func TestVerifyTx(t *testing.T) {
})
t.Run("EnoughNetworkFee", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
verificationNetFee, calcultedScriptSize := fee.Calculate(accs[0].Contract.Script)
verificationNetFee, calcultedScriptSize := fee.Calculate(bc.GetBaseExecFee(), accs[0].Contract.Script)
expectedSize := io.GetVarSize(tx) + calcultedScriptSize
calculatedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = calculatedNetFee
@ -359,7 +359,7 @@ func TestVerifyTx(t *testing.T) {
t.Run("CalculateNetworkFee, signature script", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
expectedSize := io.GetVarSize(tx)
verificationNetFee, calculatedScriptSize := fee.Calculate(accs[0].Contract.Script)
verificationNetFee, calculatedScriptSize := fee.Calculate(bc.GetBaseExecFee(), accs[0].Contract.Script)
expectedSize += calculatedScriptSize
expectedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = expectedNetFee
@ -378,7 +378,7 @@ func TestVerifyTx(t *testing.T) {
require.NoError(t, multisigAcc.ConvertMultisig(1, pKeys))
multisigHash := hash.Hash160(multisigAcc.Contract.Script)
tx := bc.newTestTx(multisigHash, testScript)
verificationNetFee, calculatedScriptSize := fee.Calculate(multisigAcc.Contract.Script)
verificationNetFee, calculatedScriptSize := fee.Calculate(bc.GetBaseExecFee(), multisigAcc.Contract.Script)
expectedSize := io.GetVarSize(tx) + calculatedScriptSize
expectedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = expectedNetFee
@ -478,7 +478,7 @@ func TestVerifyTx(t *testing.T) {
rawScript := testchain.CommitteeVerificationScript()
require.NoError(t, err)
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(rawScript)
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), rawScript)
tx.NetworkFee += netFee
tx.NetworkFee += int64(size+sizeDelta) * bc.FeePerByte()
data := tx.GetSignedPart()
@ -517,7 +517,7 @@ func TestVerifyTx(t *testing.T) {
Scopes: transaction.None,
}}
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(oracleScript)
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), oracleScript)
tx.NetworkFee += netFee
tx.NetworkFee += int64(size+sizeDelta) * bc.FeePerByte()
return tx
@ -614,7 +614,7 @@ func TestVerifyTx(t *testing.T) {
rawScript := testchain.CommitteeVerificationScript()
require.NoError(t, err)
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(rawScript)
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), rawScript)
tx.NetworkFee += netFee
tx.NetworkFee += int64(size+sizeDelta) * bc.FeePerByte()
data := tx.GetSignedPart()
@ -652,7 +652,7 @@ func TestVerifyTx(t *testing.T) {
rawScript := testchain.CommitteeVerificationScript()
require.NoError(t, err)
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(rawScript)
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), rawScript)
tx.NetworkFee += netFee
tx.NetworkFee += int64(size+sizeDelta) * bc.FeePerByte()
data := tx.GetSignedPart()
@ -692,7 +692,7 @@ func TestVerifyTx(t *testing.T) {
rawScript := testchain.CommitteeVerificationScript()
require.NoError(t, err)
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(rawScript)
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), rawScript)
tx.NetworkFee += netFee
tx.NetworkFee += int64(size+sizeDelta) * bc.FeePerByte()
data := tx.GetSignedPart()
@ -772,7 +772,7 @@ func TestVerifyTx(t *testing.T) {
}
rawScript := testchain.CommitteeVerificationScript()
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(rawScript)
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), rawScript)
tx.NetworkFee += netFee
tx.NetworkFee += int64(size+sizeDelta) * bc.FeePerByte()
data := tx.GetSignedPart()
@ -964,14 +964,14 @@ func TestVerifyTx(t *testing.T) {
},
}
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(testchain.MultisigVerificationScript())
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), testchain.MultisigVerificationScript())
tx.NetworkFee = netFee + // multisig witness verification price
int64(size)*bc.FeePerByte() + // fee for unsigned size
int64(sizeDelta)*bc.FeePerByte() + //fee for multisig size
66*bc.FeePerByte() + // fee for Notary signature size (66 bytes for Invocation script and 0 bytes for Verification script)
2*bc.FeePerByte() + // fee for the length of each script in Notary witness (they are nil, so we did not take them into account during `size` calculation)
transaction.NotaryServiceFeePerKey + // fee for Notary attribute
fee.Opcode( // Notary verification script
fee.Opcode(bc.GetBaseExecFee(), // Notary verification script
opcode.PUSHDATA1, opcode.RET, // invocation script
opcode.DEPTH, opcode.PACK, opcode.PUSHDATA1, opcode.RET, // arguments for native verification call
opcode.PUSHDATA1, opcode.SYSCALL, opcode.RET) + // Neo.Native.Call

2
pkg/core/blockchainer/policer.go
View file

@ -2,7 +2,9 @@ package blockchainer
// Policer is an interface that abstracts the implementation of policy methods.
type Policer interface {
GetBaseExecFee() int64
GetMaxBlockSize() uint32
GetMaxBlockSystemFee() int64
GetMaxVerificationGAS() int64
GetStoragePrice() int64
}

16
pkg/core/fee/calculate.go
View file

@ -9,31 +9,31 @@ import (
)
// Calculate returns network fee for transaction
func Calculate(script []byte) (int64, int) {
func Calculate(base int64, script []byte) (int64, int) {
var (
netFee int64
size int
)
if vm.IsSignatureContract(script) {
size += 67 + io.GetVarSize(script)
netFee += Opcode(opcode.PUSHDATA1, opcode.PUSHNULL, opcode.PUSHDATA1) + crypto.ECDSAVerifyPrice
netFee += Opcode(base, opcode.PUSHDATA1, opcode.PUSHNULL, opcode.PUSHDATA1) + base*crypto.ECDSAVerifyPrice
} else if m, pubs, ok := vm.ParseMultiSigContract(script); ok {
n := len(pubs)
sizeInv := 66 * m
size += io.GetVarSize(sizeInv) + sizeInv + io.GetVarSize(script)
netFee += calculateMultisig(m) + calculateMultisig(n)
netFee += Opcode(opcode.PUSHNULL) + crypto.ECDSAVerifyPrice*int64(n)
netFee += calculateMultisig(base, m) + calculateMultisig(base, n)
netFee += Opcode(base, opcode.PUSHNULL) + base*crypto.ECDSAVerifyPrice*int64(n)
} else {
// We can support more contract types in the future.
}
return netFee, size
}
func calculateMultisig(n int) int64 {
result := Opcode(opcode.PUSHDATA1) * int64(n)
func calculateMultisig(base int64, n int) int64 {
result := Opcode(base, opcode.PUSHDATA1) * int64(n)
bw := io.NewBufBinWriter()
emit.Int(bw.BinWriter, int64(n))
// it's a hack because prices of small PUSH* opcodes are equal
result += Opcode(opcode.Opcode(bw.Bytes()[0]))
// it's a hack because coefficients of small PUSH* opcodes are equal
result += Opcode(base, opcode.Opcode(bw.Bytes()[0]))
return result
}

378
pkg/core/fee/opcode.go
View file

@ -1,199 +1,201 @@
package fee
import "github.com/nspcc-dev/neo-go/pkg/vm/opcode"
import (
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
)
// Opcode returns the deployment prices of specified opcodes.
func Opcode(opcodes ...opcode.Opcode) int64 {
// Opcode returns the deployment coefficients of specified opcodes.
func Opcode(base int64, opcodes ...opcode.Opcode) int64 {
var result int64
for _, op := range opcodes {
result += prices[op]
result += coefficients[op]
}
return result
return result * base
}
var prices = map[opcode.Opcode]int64{
opcode.PUSHINT8: 30,
opcode.PUSHINT32: 30,
opcode.PUSHINT64: 30,
opcode.PUSHINT16: 30,
opcode.PUSHINT128: 120,
opcode.PUSHINT256: 120,
opcode.PUSHA: 120,
opcode.PUSHNULL: 30,
opcode.PUSHDATA1: 180,
opcode.PUSHDATA2: 13000,
opcode.PUSHDATA4: 110000,
opcode.PUSHM1: 30,
opcode.PUSH0: 30,
opcode.PUSH1: 30,
opcode.PUSH2: 30,
opcode.PUSH3: 30,
opcode.PUSH4: 30,
opcode.PUSH5: 30,
opcode.PUSH6: 30,
opcode.PUSH7: 30,
opcode.PUSH8: 30,
opcode.PUSH9: 30,
opcode.PUSH10: 30,
opcode.PUSH11: 30,
opcode.PUSH12: 30,
opcode.PUSH13: 30,
opcode.PUSH14: 30,
opcode.PUSH15: 30,
opcode.PUSH16: 30,
opcode.NOP: 30,
opcode.JMP: 70,
opcode.JMPL: 70,
opcode.JMPIF: 70,
opcode.JMPIFL: 70,
opcode.JMPIFNOT: 70,
opcode.JMPIFNOTL: 70,
opcode.JMPEQ: 70,
opcode.JMPEQL: 70,
opcode.JMPNE: 70,
opcode.JMPNEL: 70,
opcode.JMPGT: 70,
opcode.JMPGTL: 70,
opcode.JMPGE: 70,
opcode.JMPGEL: 70,
opcode.JMPLT: 70,
opcode.JMPLTL: 70,
opcode.JMPLE: 70,
opcode.JMPLEL: 70,
opcode.CALL: 22000,
opcode.CALLL: 22000,
opcode.CALLA: 22000,
opcode.ABORT: 30,
opcode.ASSERT: 30,
opcode.THROW: 22000,
opcode.TRY: 100,
opcode.TRYL: 100,
opcode.ENDTRY: 100,
opcode.ENDTRYL: 100,
opcode.ENDFINALLY: 100,
var coefficients = map[opcode.Opcode]int64{
opcode.PUSHINT8: 1 << 0,
opcode.PUSHINT16: 1 << 0,
opcode.PUSHINT32: 1 << 0,
opcode.PUSHINT64: 1 << 0,
opcode.PUSHINT128: 1 << 2,
opcode.PUSHINT256: 1 << 2,
opcode.PUSHA: 1 << 2,
opcode.PUSHNULL: 1 << 0,
opcode.PUSHDATA1: 1 << 3,
opcode.PUSHDATA2: 1 << 9,
opcode.PUSHDATA4: 1 << 12,
opcode.PUSHM1: 1 << 0,
opcode.PUSH0: 1 << 0,
opcode.PUSH1: 1 << 0,
opcode.PUSH2: 1 << 0,
opcode.PUSH3: 1 << 0,
opcode.PUSH4: 1 << 0,
opcode.PUSH5: 1 << 0,
opcode.PUSH6: 1 << 0,
opcode.PUSH7: 1 << 0,
opcode.PUSH8: 1 << 0,
opcode.PUSH9: 1 << 0,
opcode.PUSH10: 1 << 0,
opcode.PUSH11: 1 << 0,
opcode.PUSH12: 1 << 0,
opcode.PUSH13: 1 << 0,
opcode.PUSH14: 1 << 0,
opcode.PUSH15: 1 << 0,
opcode.PUSH16: 1 << 0,
opcode.NOP: 1 << 0,
opcode.JMP: 1 << 1,
opcode.JMPL: 1 << 1,
opcode.JMPIF: 1 << 1,
opcode.JMPIFL: 1 << 1,
opcode.JMPIFNOT: 1 << 1,
opcode.JMPIFNOTL: 1 << 1,
opcode.JMPEQ: 1 << 1,
opcode.JMPEQL: 1 << 1,
opcode.JMPNE: 1 << 1,
opcode.JMPNEL: 1 << 1,
opcode.JMPGT: 1 << 1,
opcode.JMPGTL: 1 << 1,
opcode.JMPGE: 1 << 1,
opcode.JMPGEL: 1 << 1,
opcode.JMPLT: 1 << 1,
opcode.JMPLTL: 1 << 1,
opcode.JMPLE: 1 << 1,
opcode.JMPLEL: 1 << 1,
opcode.CALL: 1 << 9,
opcode.CALLL: 1 << 9,
opcode.CALLA: 1 << 9,
opcode.ABORT: 0,
opcode.ASSERT: 1 << 0,
opcode.THROW: 1 << 9,
opcode.TRY: 1 << 2,
opcode.TRYL: 1 << 2,
opcode.ENDTRY: 1 << 2,
opcode.ENDTRYL: 1 << 2,
opcode.ENDFINALLY: 1 << 2,
opcode.RET: 0,
opcode.SYSCALL: 0,
opcode.DEPTH: 60,
opcode.DROP: 60,
opcode.NIP: 60,
opcode.XDROP: 400,
opcode.CLEAR: 400,
opcode.DUP: 60,
opcode.OVER: 60,
opcode.PICK: 60,
opcode.TUCK: 60,
opcode.SWAP: 60,
opcode.ROT: 60,
opcode.ROLL: 400,
opcode.REVERSE3: 60,
opcode.REVERSE4: 60,
opcode.REVERSEN: 400,
opcode.INITSSLOT: 400,
opcode.INITSLOT: 1600,
opcode.LDSFLD0: 60,
opcode.LDSFLD1: 60,
opcode.LDSFLD2: 60,
opcode.LDSFLD3: 60,
opcode.LDSFLD4: 60,
opcode.LDSFLD5: 60,
opcode.LDSFLD6: 60,
opcode.LDSFLD: 60,
opcode.STSFLD0: 60,
opcode.STSFLD1: 60,
opcode.STSFLD2: 60,
opcode.STSFLD3: 60,
opcode.STSFLD4: 60,
opcode.STSFLD5: 60,
opcode.STSFLD6: 60,
opcode.STSFLD: 60,
opcode.LDLOC0: 60,
opcode.LDLOC1: 60,
opcode.LDLOC2: 60,
opcode.LDLOC3: 60,
opcode.LDLOC4: 60,
opcode.LDLOC5: 60,
opcode.LDLOC6: 60,
opcode.LDLOC: 60,
opcode.STLOC0: 60,
opcode.STLOC1: 60,
opcode.STLOC2: 60,
opcode.STLOC3: 60,
opcode.STLOC4: 60,
opcode.STLOC5: 60,
opcode.STLOC6: 60,
opcode.STLOC: 60,
opcode.LDARG0: 60,
opcode.LDARG1: 60,
opcode.LDARG2: 60,
opcode.LDARG3: 60,
opcode.LDARG4: 60,
opcode.LDARG5: 60,
opcode.LDARG6: 60,
opcode.LDARG: 60,
opcode.STARG0: 60,
opcode.STARG1: 60,
opcode.STARG2: 60,
opcode.STARG3: 60,
opcode.STARG4: 60,
opcode.STARG5: 60,
opcode.STARG6: 60,
opcode.STARG: 60,
opcode.NEWBUFFER: 80000,
opcode.MEMCPY: 80000,
opcode.CAT: 80000,
opcode.SUBSTR: 80000,
opcode.LEFT: 80000,
opcode.RIGHT: 80000,
opcode.INVERT: 100,
opcode.AND: 200,
opcode.OR: 200,
opcode.XOR: 200,
opcode.EQUAL: 1000,
opcode.NOTEQUAL: 1000,
opcode.SIGN: 100,
opcode.ABS: 100,
opcode.NEGATE: 100,
opcode.INC: 100,
opcode.DEC: 100,
opcode.ADD: 200,
opcode.SUB: 200,
opcode.MUL: 300,
opcode.DIV: 300,
opcode.MOD: 300,
opcode.SHL: 300,
opcode.SHR: 300,
opcode.NOT: 100,
opcode.BOOLAND: 200,
opcode.BOOLOR: 200,
opcode.NZ: 100,
opcode.NUMEQUAL: 200,
opcode.NUMNOTEQUAL: 200,
opcode.LT: 200,
opcode.LTE: 200,
opcode.GT: 200,
opcode.GTE: 200,
opcode.MIN: 200,
opcode.MAX: 200,
opcode.WITHIN: 200,
opcode.PACK: 15000,
opcode.UNPACK: 15000,
opcode.NEWARRAY0: 400,
opcode.NEWARRAY: 15000,
opcode.NEWARRAYT: 15000,
opcode.NEWSTRUCT0: 400,
opcode.NEWSTRUCT: 15000,
opcode.NEWMAP: 200,
opcode.SIZE: 150,
opcode.HASKEY: 270000,
opcode.KEYS: 500,
opcode.VALUES: 270000,
opcode.PICKITEM: 270000,
opcode.APPEND: 270000,
opcode.SETITEM: 270000,
opcode.REVERSEITEMS: 270000,
opcode.REMOVE: 500,
opcode.CLEARITEMS: 400,
opcode.ISNULL: 60,
opcode.ISTYPE: 60,
opcode.CONVERT: 80000,
opcode.DEPTH: 1 << 1,
opcode.DROP: 1 << 1,
opcode.NIP: 1 << 1,
opcode.XDROP: 1 << 4,
opcode.CLEAR: 1 << 4,
opcode.DUP: 1 << 1,
opcode.OVER: 1 << 1,
opcode.PICK: 1 << 1,
opcode.TUCK: 1 << 1,
opcode.SWAP: 1 << 1,
opcode.ROT: 1 << 1,
opcode.ROLL: 1 << 4,
opcode.REVERSE3: 1 << 1,
opcode.REVERSE4: 1 << 1,
opcode.REVERSEN: 1 << 4,
opcode.INITSSLOT: 1 << 4,
opcode.INITSLOT: 1 << 6,
opcode.LDSFLD0: 1 << 1,
opcode.LDSFLD1: 1 << 1,
opcode.LDSFLD2: 1 << 1,
opcode.LDSFLD3: 1 << 1,
opcode.LDSFLD4: 1 << 1,
opcode.LDSFLD5: 1 << 1,
opcode.LDSFLD6: 1 << 1,
opcode.LDSFLD: 1 << 1,
opcode.STSFLD0: 1 << 1,
opcode.STSFLD1: 1 << 1,
opcode.STSFLD2: 1 << 1,
opcode.STSFLD3: 1 << 1,
opcode.STSFLD4: 1 << 1,
opcode.STSFLD5: 1 << 1,
opcode.STSFLD6: 1 << 1,
opcode.STSFLD: 1 << 1,
opcode.LDLOC0: 1 << 1,
opcode.LDLOC1: 1 << 1,
opcode.LDLOC2: 1 << 1,
opcode.LDLOC3: 1 << 1,
opcode.LDLOC4: 1 << 1,
opcode.LDLOC5: 1 << 1,
opcode.LDLOC6: 1 << 1,
opcode.LDLOC: 1 << 1,
opcode.STLOC0: 1 << 1,
opcode.STLOC1: 1 << 1,
opcode.STLOC2: 1 << 1,
opcode.STLOC3: 1 << 1,
opcode.STLOC4: 1 << 1,
opcode.STLOC5: 1 << 1,
opcode.STLOC6: 1 << 1,
opcode.STLOC: 1 << 1,
opcode.LDARG0: 1 << 1,
opcode.LDARG1: 1 << 1,
opcode.LDARG2: 1 << 1,
opcode.LDARG3: 1 << 1,
opcode.LDARG4: 1 << 1,
opcode.LDARG5: 1 << 1,
opcode.LDARG6: 1 << 1,
opcode.LDARG: 1 << 1,
opcode.STARG0: 1 << 1,
opcode.STARG1: 1 << 1,
opcode.STARG2: 1 << 1,
opcode.STARG3: 1 << 1,
opcode.STARG4: 1 << 1,
opcode.STARG5: 1 << 1,
opcode.STARG6: 1 << 1,
opcode.STARG: 1 << 1,
opcode.NEWBUFFER: 1 << 8,
opcode.MEMCPY: 1 << 11,
opcode.CAT: 1 << 11,
opcode.SUBSTR: 1 << 11,
opcode.LEFT: 1 << 11,
opcode.RIGHT: 1 << 11,
opcode.INVERT: 1 << 2,
opcode.AND: 1 << 3,
opcode.OR: 1 << 3,
opcode.XOR: 1 << 3,
opcode.EQUAL: 1 << 5,
opcode.NOTEQUAL: 1 << 5,
opcode.SIGN: 1 << 2,
opcode.ABS: 1 << 2,
opcode.NEGATE: 1 << 2,
opcode.INC: 1 << 2,
opcode.DEC: 1 << 2,
opcode.ADD: 1 << 3,
opcode.SUB: 1 << 3,
opcode.MUL: 1 << 3,
opcode.DIV: 1 << 3,
opcode.MOD: 1 << 3,
opcode.SHL: 1 << 3,
opcode.SHR: 1 << 3,
opcode.NOT: 1 << 2,
opcode.BOOLAND: 1 << 3,
opcode.BOOLOR: 1 << 3,
opcode.NZ: 1 << 2,
opcode.NUMEQUAL: 1 << 3,
opcode.NUMNOTEQUAL: 1 << 3,
opcode.LT: 1 << 3,
opcode.LTE: 1 << 3,
opcode.GT: 1 << 3,
opcode.GTE: 1 << 3,
opcode.MIN: 1 << 3,
opcode.MAX: 1 << 3,
opcode.WITHIN: 1 << 3,
opcode.PACK: 1 << 9,
opcode.UNPACK: 1 << 9,
opcode.NEWARRAY0: 1 << 4,
opcode.NEWARRAY: 1 << 9,
opcode.NEWARRAYT: 1 << 9,
opcode.NEWSTRUCT0: 1 << 4,
opcode.NEWSTRUCT: 1 << 9,
opcode.NEWMAP: 1 << 3,
opcode.SIZE: 1 << 2,
opcode.HASKEY: 1 << 6,
opcode.KEYS: 1 << 4,
opcode.VALUES: 1 << 13,
opcode.PICKITEM: 1 << 6,
opcode.APPEND: 1 << 13,
opcode.SETITEM: 1 << 13,
opcode.REVERSEITEMS: 1 << 13,
opcode.REMOVE: 1 << 4,
opcode.CLEARITEMS: 1 << 4,
opcode.ISNULL: 1 << 1,
opcode.ISTYPE: 1 << 1,
opcode.CONVERT: 1 << 11,
}

4
pkg/core/gas_price.go
View file

@ -7,6 +7,6 @@ import (
)
// getPrice returns a price for executing op with the provided parameter.
func getPrice(v *vm.VM, op opcode.Opcode, parameter []byte) int64 {
return fee.Opcode(op)
func (bc *Blockchain) getPrice(v *vm.VM, op opcode.Opcode, parameter []byte) int64 {
return fee.Opcode(bc.GetBaseExecFee(), op)
}

35
pkg/core/helper_test.go
View file

@ -398,13 +398,13 @@ func addSigners(txs ...*transaction.Transaction) {
func addNetworkFee(bc *Blockchain, tx *transaction.Transaction, sender *wallet.Account) error {
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(sender.Contract.Script)
netFee, sizeDelta := fee.Calculate(bc.GetBaseExecFee(), sender.Contract.Script)
tx.NetworkFee += netFee
size += sizeDelta
for _, cosigner := range tx.Signers {
contract := bc.GetContractState(cosigner.Account)
if contract != nil {
netFee, sizeDelta = fee.Calculate(contract.Script)
netFee, sizeDelta = fee.Calculate(bc.GetBaseExecFee(), contract.Script)
tx.NetworkFee += netFee
size += sizeDelta
}
@ -413,7 +413,8 @@ func addNetworkFee(bc *Blockchain, tx *transaction.Transaction, sender *wallet.A
return nil
}
func invokeContractMethod(chain *Blockchain, sysfee int64, hash util.Uint160, method string, args ...interface{}) (*state.AppExecResult, error) {
func prepareContractMethodInvoke(chain *Blockchain, sysfee int64,
hash util.Uint160, method string, args ...interface{}) (*transaction.Transaction, error) {
w := io.NewBufBinWriter()
emit.AppCallWithOperationAndArgs(w.BinWriter, hash, method, args...)
if w.Err != nil {
@ -427,17 +428,37 @@ func invokeContractMethod(chain *Blockchain, sysfee int64, hash util.Uint160, me
if err != nil {
return nil, err
}
b := chain.newBlock(tx)
err = chain.AddBlock(b)
return tx, nil
}
func persistBlock(chain *Blockchain, txs ...*transaction.Transaction) ([]*state.AppExecResult, error) {
b := chain.newBlock(txs...)
err := chain.AddBlock(b)
if err != nil {
return nil, err
}
res, err := chain.GetAppExecResults(tx.Hash(), trigger.Application)
aers := make([]*state.AppExecResult, len(txs))
for i, tx := range txs {
res, err := chain.GetAppExecResults(tx.Hash(), trigger.Application)
if err != nil {
return nil, err
}
aers[i] = &res[0]
}
return aers, nil
}
func invokeContractMethod(chain *Blockchain, sysfee int64, hash util.Uint160, method string, args ...interface{}) (*state.AppExecResult, error) {
tx, err := prepareContractMethodInvoke(chain, sysfee, hash, method, args...)
if err != nil {
return nil, err
}
return &res[0], nil
aers, err := persistBlock(chain, tx)
if err != nil {
return nil, err
}
return aers[0], nil
}
func invokeContractMethodBy(t *testing.T, chain *Blockchain, signer *wallet.Account, hash util.Uint160, method string, args ...interface{}) (*state.AppExecResult, error) {

15
pkg/core/interop/context.go
View file

@ -20,6 +20,11 @@ import (
"go.uber.org/zap"
)
const (
// DefaultBaseExecFee specifies default multiplier for opcode and syscall prices.
DefaultBaseExecFee = 30
)
// Context represents context in which interops are executed.
type Context struct {
Chain blockchainer.Blockchainer
@ -155,6 +160,14 @@ func (ic *Context) GetFunction(id uint32) *Function {
return nil
}
// BaseExecFee represents factor to multiply syscall prices with.
func (ic *Context) BaseExecFee() int64 {
if ic.Chain == nil {
return DefaultBaseExecFee
}
return ic.Chain.GetPolicer().GetBaseExecFee()
}
// SyscallHandler handles syscall with id.
func (ic *Context) SyscallHandler(_ *vm.VM, id uint32) error {
f := ic.GetFunction(id)
@ -165,7 +178,7 @@ func (ic *Context) SyscallHandler(_ *vm.VM, id uint32) error {
if !cf.Has(f.RequiredFlags) {
return fmt.Errorf("missing call flags: %05b vs %05b", cf, f.RequiredFlags)
}
if !ic.VM.AddGas(f.Price) {
if !ic.VM.AddGas(f.Price * ic.BaseExecFee()) {
return errors.New("insufficient amount of gas")
}
return f.Func(ic)

4
pkg/core/interop/crypto/ecdsa.go
View file

@ -16,7 +16,7 @@ import (
)
// ECDSAVerifyPrice is a gas price of a single verification.
const ECDSAVerifyPrice = 1000000
const ECDSAVerifyPrice = 1 << 15
// ECDSASecp256r1Verify checks ECDSA signature using Secp256r1 elliptic curve.
func ECDSASecp256r1Verify(ic *interop.Context) error {
@ -69,7 +69,7 @@ func ecdsaCheckMultisig(ic *interop.Context, curve elliptic.Curve) error {
if err != nil {
return fmt.Errorf("wrong parameters: %w", err)
}
if !ic.VM.AddGas(ECDSAVerifyPrice * int64(len(pkeys))) {
if !ic.VM.AddGas(ic.BaseExecFee() * ECDSAVerifyPrice * int64(len(pkeys))) {
return errors.New("gas limit exceeded")
}
sigs, err := ic.VM.Estack().PopSigElements()

4
pkg/core/interop_system.go
View file

@ -11,7 +11,6 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/native"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
@ -201,6 +200,7 @@ func storageDelete(ic *interop.Context) error {
if stc.ReadOnly {
return errors.New("StorageContext is read only")
}
ic.VM.AddGas(ic.Chain.GetPolicer().GetStoragePrice())
key := ic.VM.Estack().Pop().Bytes()
si := ic.DAO.GetStorageItem(stc.ID, key)
if si != nil && si.IsConst {
@ -276,7 +276,7 @@ func putWithContextAndFlags(ic *interop.Context, stc *StorageContext, key []byte
sizeInc = (len(si.Value)-1)/4 + 1 + len(value) - len(si.Value)
}
}
if !ic.VM.AddGas(int64(sizeInc) * native.StoragePrice) {
if !ic.VM.AddGas(int64(sizeInc) * ic.Chain.GetPolicer().GetStoragePrice()) {
return errGasLimitExceeded
}
si.Value = value

108
pkg/core/interops.go
View file

@ -33,80 +33,80 @@ func SpawnVM(ic *interop.Context) *vm.VM {
// All lists are sorted, keep 'em this way, please.
var systemInterops = []interop.Function{
{Name: interopnames.SystemBinaryAtoi, Func: binary.Atoi, Price: 100000, ParamCount: 2},
{Name: interopnames.SystemBinaryBase58Decode, Func: binary.DecodeBase58, Price: 100000, ParamCount: 1},
{Name: interopnames.SystemBinaryBase58Encode, Func: binary.EncodeBase58, Price: 100000, ParamCount: 1},
{Name: interopnames.SystemBinaryBase64Decode, Func: binary.DecodeBase64, Price: 100000, ParamCount: 1},
{Name: interopnames.SystemBinaryBase64Encode, Func: binary.EncodeBase64, Price: 100000, ParamCount: 1},
{Name: interopnames.SystemBinaryDeserialize, Func: binary.Deserialize, Price: 500000, ParamCount: 1},
{Name: interopnames.SystemBinaryItoa, Func: binary.Itoa, Price: 100000, ParamCount: 2},
{Name: interopnames.SystemBinarySerialize, Func: binary.Serialize, Price: 100000, ParamCount: 1},
{Name: interopnames.SystemBlockchainGetBlock, Func: bcGetBlock, Price: 2500000,
{Name: interopnames.SystemBinaryAtoi, Func: binary.Atoi, Price: 1 << 12, ParamCount: 2},
{Name: interopnames.SystemBinaryBase58Decode, Func: binary.DecodeBase58, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBinaryBase58Encode, Func: binary.EncodeBase58, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBinaryBase64Decode, Func: binary.DecodeBase64, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBinaryBase64Encode, Func: binary.EncodeBase64, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBinaryDeserialize, Func: binary.Deserialize, Price: 1 << 14, ParamCount: 1},
{Name: interopnames.SystemBinaryItoa, Func: binary.Itoa, Price: 1 << 12, ParamCount: 2},
{Name: interopnames.SystemBinarySerialize, Func: binary.Serialize, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemBlockchainGetBlock, Func: bcGetBlock, Price: 1 << 16,
RequiredFlags: smartcontract.ReadStates, ParamCount: 1},
{Name: interopnames.SystemBlockchainGetHeight, Func: bcGetHeight, Price: 400,
{Name: interopnames.SystemBlockchainGetHeight, Func: bcGetHeight, Price: 1 << 4,
RequiredFlags: smartcontract.ReadStates},
{Name: interopnames.SystemBlockchainGetTransaction, Func: bcGetTransaction, Price: 1000000,
{Name: interopnames.SystemBlockchainGetTransaction, Func: bcGetTransaction, Price: 1 << 15,
RequiredFlags: smartcontract.ReadStates, ParamCount: 1},
{Name: interopnames.SystemBlockchainGetTransactionFromBlock, Func: bcGetTransactionFromBlock, Price: 1000000,
{Name: interopnames.SystemBlockchainGetTransactionFromBlock, Func: bcGetTransactionFromBlock, Price: 1 << 15,
RequiredFlags: smartcontract.ReadStates, ParamCount: 2},
{Name: interopnames.SystemBlockchainGetTransactionHeight, Func: bcGetTransactionHeight, Price: 1000000,
{Name: interopnames.SystemBlockchainGetTransactionHeight, Func: bcGetTransactionHeight, Price: 1 << 15,
RequiredFlags: smartcontract.ReadStates, ParamCount: 1},
{Name: interopnames.SystemCallbackCreate, Func: callback.Create, Price: 400, ParamCount: 3, DisallowCallback: true},
{Name: interopnames.SystemCallbackCreateFromMethod, Func: callback.CreateFromMethod, Price: 1000000, RequiredFlags: smartcontract.ReadStates, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemCallbackCreateFromSyscall, Func: callback.CreateFromSyscall, Price: 400, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemCallbackInvoke, Func: callback.Invoke, Price: 1000000, RequiredFlags: smartcontract.AllowCall, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemContractCall, Func: contract.Call, Price: 1000000,
{Name: interopnames.SystemCallbackCreate, Func: callback.Create, Price: 1 << 4, ParamCount: 3, DisallowCallback: true},
{Name: interopnames.SystemCallbackCreateFromMethod, Func: callback.CreateFromMethod, Price: 1 << 15, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemCallbackCreateFromSyscall, Func: callback.CreateFromSyscall, Price: 1 << 4, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemCallbackInvoke, Func: callback.Invoke, Price: 1 << 15, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemContractCall, Func: contract.Call, Price: 1 << 15,
RequiredFlags: smartcontract.AllowCall, ParamCount: 3, DisallowCallback: true},
{Name: interopnames.SystemContractCallEx, Func: contract.CallEx, Price: 1000000,
{Name: interopnames.SystemContractCallEx, Func: contract.CallEx, Price: 1 << 15,
RequiredFlags: smartcontract.AllowCall, ParamCount: 4, DisallowCallback: true},
{Name: interopnames.SystemContractCallNative, Func: native.Call, Price: 0, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemContractCreateStandardAccount, Func: contractCreateStandardAccount, Price: 10000, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemContractIsStandard, Func: contractIsStandard, Price: 30000, RequiredFlags: smartcontract.ReadStates, ParamCount: 1},
{Name: interopnames.SystemContractGetCallFlags, Func: contractGetCallFlags, Price: 30000, DisallowCallback: true},
{Name: interopnames.SystemContractCreateStandardAccount, Func: contractCreateStandardAccount, Price: 1 << 8, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemContractIsStandard, Func: contractIsStandard, Price: 1 << 10, RequiredFlags: smartcontract.ReadStates, ParamCount: 1},
{Name: interopnames.SystemContractGetCallFlags, Func: contractGetCallFlags, Price: 1 << 10, DisallowCallback: true},
{Name: interopnames.SystemContractNativeOnPersist, Func: native.OnPersist, Price: 0, RequiredFlags: smartcontract.WriteStates, DisallowCallback: true},
{Name: interopnames.SystemContractNativePostPersist, Func: native.PostPersist, Price: 0, RequiredFlags: smartcontract.WriteStates, DisallowCallback: true},
{Name: interopnames.SystemEnumeratorConcat, Func: enumerator.Concat, Price: 400, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemEnumeratorCreate, Func: enumerator.Create, Price: 400, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemEnumeratorNext, Func: enumerator.Next, Price: 1000000, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemEnumeratorValue, Func: enumerator.Value, Price: 400, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemIteratorConcat, Func: iterator.Concat, Price: 400, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemIteratorCreate, Func: iterator.Create, Price: 400, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemIteratorKey, Func: iterator.Key, Price: 400, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemIteratorKeys, Func: iterator.Keys, Price: 400, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemIteratorValues, Func: iterator.Values, Price: 400, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemJSONDeserialize, Func: json.Deserialize, Price: 500000, ParamCount: 1},
{Name: interopnames.SystemJSONSerialize, Func: json.Serialize, Price: 100000, ParamCount: 1},
{Name: interopnames.SystemRuntimeCheckWitness, Func: runtime.CheckWitness, Price: 30000,
{Name: interopnames.SystemEnumeratorConcat, Func: enumerator.Concat, Price: 1 << 4, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemEnumeratorCreate, Func: enumerator.Create, Price: 1 << 4, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemEnumeratorNext, Func: enumerator.Next, Price: 1 << 15, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemEnumeratorValue, Func: enumerator.Value, Price: 1 << 4, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemIteratorConcat, Func: iterator.Concat, Price: 1 << 4, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemIteratorCreate, Func: iterator.Create, Price: 1 << 4, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemIteratorKey, Func: iterator.Key, Price: 1 << 4, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemIteratorKeys, Func: iterator.Keys, Price: 1 << 4, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemIteratorValues, Func: iterator.Values, Price: 1 << 4, ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemJSONDeserialize, Func: json.Deserialize, Price: 1 << 14, ParamCount: 1},
{Name: interopnames.SystemJSONSerialize, Func: json.Serialize, Price: 1 << 12, ParamCount: 1},
{Name: interopnames.SystemRuntimeCheckWitness, Func: runtime.CheckWitness, Price: 1 << 10,
RequiredFlags: smartcontract.NoneFlag, ParamCount: 1},
{Name: interopnames.SystemRuntimeGasLeft, Func: runtime.GasLeft, Price: 400},
{Name: interopnames.SystemRuntimeGetCallingScriptHash, Func: runtime.GetCallingScriptHash, Price: 400},
{Name: interopnames.SystemRuntimeGetEntryScriptHash, Func: runtime.GetEntryScriptHash, Price: 400},
{Name: interopnames.SystemRuntimeGetExecutingScriptHash, Func: runtime.GetExecutingScriptHash, Price: 400},
{Name: interopnames.SystemRuntimeGetInvocationCounter, Func: runtime.GetInvocationCounter, Price: 400},
{Name: interopnames.SystemRuntimeGetNotifications, Func: runtime.GetNotifications, Price: 10000, ParamCount: 1},
{Name: interopnames.SystemRuntimeGetScriptContainer, Func: engineGetScriptContainer, Price: 250},
{Name: interopnames.SystemRuntimeGetTime, Func: runtime.GetTime, Price: 250},
{Name: interopnames.SystemRuntimeGetTrigger, Func: runtime.GetTrigger, Price: 250},
{Name: interopnames.SystemRuntimeLog, Func: runtime.Log, Price: 1000000, RequiredFlags: smartcontract.AllowNotify,
{Name: interopnames.SystemRuntimeGasLeft, Func: runtime.GasLeft, Price: 1 << 4},
{Name: interopnames.SystemRuntimeGetCallingScriptHash, Func: runtime.GetCallingScriptHash, Price: 1 << 4},
{Name: interopnames.SystemRuntimeGetEntryScriptHash, Func: runtime.GetEntryScriptHash, Price: 1 << 4},
{Name: interopnames.SystemRuntimeGetExecutingScriptHash, Func: runtime.GetExecutingScriptHash, Price: 1 << 4},
{Name: interopnames.SystemRuntimeGetInvocationCounter, Func: runtime.GetInvocationCounter, Price: 1 << 4},
{Name: interopnames.SystemRuntimeGetNotifications, Func: runtime.GetNotifications, Price: 1 << 8, ParamCount: 1},
{Name: interopnames.SystemRuntimeGetScriptContainer, Func: engineGetScriptContainer, Price: 1 << 3},
{Name: interopnames.SystemRuntimeGetTime, Func: runtime.GetTime, Price: 1 << 3, RequiredFlags: smartcontract.ReadStates},
{Name: interopnames.SystemRuntimeGetTrigger, Func: runtime.GetTrigger, Price: 1 << 3},
{Name: interopnames.SystemRuntimeLog, Func: runtime.Log, Price: 1 << 15, RequiredFlags: smartcontract.AllowNotify,
ParamCount: 1, DisallowCallback: true},
{Name: interopnames.SystemRuntimeNotify, Func: runtime.Notify, Price: 1000000, RequiredFlags: smartcontract.AllowNotify,
{Name: interopnames.SystemRuntimeNotify, Func: runtime.Notify, Price: 1 << 15, RequiredFlags: smartcontract.AllowNotify,
ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemRuntimePlatform, Func: runtime.Platform, Price: 250},
{Name: interopnames.SystemStorageDelete, Func: storageDelete, Price: native.StoragePrice,
{Name: interopnames.SystemRuntimePlatform, Func: runtime.Platform, Price: 1 << 3},
{Name: interopnames.SystemStorageDelete, Func: storageDelete, Price: 0,
RequiredFlags: smartcontract.WriteStates, ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemStorageFind, Func: storageFind, Price: 1000000, RequiredFlags: smartcontract.ReadStates,
{Name: interopnames.SystemStorageFind, Func: storageFind, Price: 1 << 15, RequiredFlags: smartcontract.ReadStates,
ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemStorageGet, Func: storageGet, Price: 1000000, RequiredFlags: smartcontract.ReadStates,
{Name: interopnames.SystemStorageGet, Func: storageGet, Price: 1 << 15, RequiredFlags: smartcontract.ReadStates,
ParamCount: 2, DisallowCallback: true},
{Name: interopnames.SystemStorageGetContext, Func: storageGetContext, Price: 400,
{Name: interopnames.SystemStorageGetContext, Func: storageGetContext, Price: 1 << 4,
RequiredFlags: smartcontract.ReadStates, DisallowCallback: true},
{Name: interopnames.SystemStorageGetReadOnlyContext, Func: storageGetReadOnlyContext, Price: 400,
{Name: interopnames.SystemStorageGetReadOnlyContext, Func: storageGetReadOnlyContext, Price: 1 << 4,
RequiredFlags: smartcontract.ReadStates, DisallowCallback: true},
{Name: interopnames.SystemStoragePut, Func: storagePut, Price: 0, RequiredFlags: smartcontract.WriteStates,
ParamCount: 3, DisallowCallback: true}, // These don't have static price in C# code.
{Name: interopnames.SystemStoragePutEx, Func: storagePutEx, Price: 0, RequiredFlags: smartcontract.WriteStates,
ParamCount: 4, DisallowCallback: true},
{Name: interopnames.SystemStorageAsReadOnly, Func: storageContextAsReadOnly, Price: 400,
{Name: interopnames.SystemStorageAsReadOnly, Func: storageContextAsReadOnly, Price: 1 << 4,
RequiredFlags: smartcontract.ReadStates, ParamCount: 1, DisallowCallback: true},
}
@ -117,8 +117,8 @@ var neoInterops = []interop.Function{
Price: crypto.ECDSAVerifyPrice, ParamCount: 3},
{Name: interopnames.NeoCryptoCheckMultisigWithECDsaSecp256r1, Func: crypto.ECDSASecp256r1CheckMultisig, Price: 0, ParamCount: 3},
{Name: interopnames.NeoCryptoCheckMultisigWithECDsaSecp256k1, Func: crypto.ECDSASecp256k1CheckMultisig, Price: 0, ParamCount: 3},
{Name: interopnames.NeoCryptoSHA256, Func: crypto.Sha256, Price: 1000000, ParamCount: 1},
{Name: interopnames.NeoCryptoRIPEMD160, Func: crypto.RipeMD160, Price: 1000000, ParamCount: 1},
{Name: interopnames.NeoCryptoSHA256, Func: crypto.Sha256, Price: 1 << 15, ParamCount: 1},
{Name: interopnames.NeoCryptoRIPEMD160, Func: crypto.RipeMD160, Price: 1 << 15, ParamCount: 1},
}
// initIDinInteropsSlice initializes IDs from names in one given

4
pkg/core/mempool/mem_pool_test.go
View file

@ -24,6 +24,10 @@ type FeerStub struct {
balance int64
}
func (fs *FeerStub) GetBaseExecFee() int64 {
return 30
}
func (fs *FeerStub) FeePerByte() int64 {
return fs.feePerByte
}

1
pkg/core/native/interop.go
View file

@ -35,6 +35,7 @@ func Call(ic *interop.Context) error {
if !ic.VM.Context().GetCallFlags().Has(m.RequiredFlags) {
return fmt.Errorf("missing call flags for native %s `%s` operation call: %05b vs %05b", name, operation, ic.VM.Context().GetCallFlags(), m.RequiredFlags)
}
// Native contract prices are not multiplied by `BaseExecFee`.
if !ic.VM.AddGas(m.Price) {
return errors.New("gas limit exceeded")
}

8
pkg/core/native/management.go
View file

@ -119,7 +119,7 @@ func getLimitedSlice(arg stackitem.Item, max int) ([]byte, error) {
// getNefAndManifestFromItems converts input arguments into NEF and manifest
// adding appropriate deployment GAS price and sanitizing inputs.
func getNefAndManifestFromItems(args []stackitem.Item, v *vm.VM) (*nef.File, *manifest.Manifest, error) {
func getNefAndManifestFromItems(ic *interop.Context, args []stackitem.Item) (*nef.File, *manifest.Manifest, error) {
nefBytes, err := getLimitedSlice(args[0], math.MaxInt32) // Upper limits are checked during NEF deserialization.
if err != nil {
return nil, nil, fmt.Errorf("invalid NEF file: %w", err)
@ -129,7 +129,7 @@ func getNefAndManifestFromItems(args []stackitem.Item, v *vm.VM) (*nef.File, *ma
return nil, nil, fmt.Errorf("invalid manifest: %w", err)
}
if !v.AddGas(int64(StoragePrice * (len(nefBytes) + len(manifestBytes)))) {
if !ic.VM.AddGas(ic.Chain.GetPolicer().GetStoragePrice() * int64(len(nefBytes)+len(manifestBytes))) {
return nil, nil, errGasLimitExceeded
}
var resManifest *manifest.Manifest
@ -154,7 +154,7 @@ func getNefAndManifestFromItems(args []stackitem.Item, v *vm.VM) (*nef.File, *ma
// deploy is an implementation of public deploy method, it's run under
// VM protections, so it's OK for it to panic instead of returning errors.
func (m *Management) deploy(ic *interop.Context, args []stackitem.Item) stackitem.Item {
neff, manif, err := getNefAndManifestFromItems(args, ic.VM)
neff, manif, err := getNefAndManifestFromItems(ic, args)
if err != nil {
panic(err)
}
@ -208,7 +208,7 @@ func (m *Management) Deploy(d dao.DAO, sender util.Uint160, neff *nef.File, mani
// update is an implementation of public update method, it's run under
// VM protections, so it's OK for it to panic instead of returning errors.
func (m *Management) update(ic *interop.Context, args []stackitem.Item) stackitem.Item {
neff, manif, err := getNefAndManifestFromItems(args, ic.VM)
neff, manif, err := getNefAndManifestFromItems(ic, args)
if err != nil {
panic(err)
}

103
pkg/core/native/policy.go
View file

@ -24,13 +24,18 @@ const (
defaultMaxBlockSize = 1024 * 256
defaultMaxTransactionsPerBlock = 512
defaultExecFeeFactor = interop.DefaultBaseExecFee
defaultFeePerByte = 1000
defaultMaxVerificationGas = 50000000
defaultMaxBlockSystemFee = 9000 * GASFactor
// minBlockSystemFee is the minimum allowed system fee per block.
minBlockSystemFee = 4007600
// maxExecFeeFactor is the maximum allowed execution fee factor.
maxExecFeeFactor = 1000
// maxFeePerByte is the maximum allowed fee per byte value.
maxFeePerByte = 100_000_000
// maxStoragePrice is the maximum allowed price for a byte of storage.
maxStoragePrice = 10000000
// blockedAccountPrefix is a prefix used to store blocked account.
blockedAccountPrefix = 15
@ -40,6 +45,8 @@ var (
// maxTransactionsPerBlockKey is a key used to store the maximum number of
// transactions allowed in block.
maxTransactionsPerBlockKey = []byte{23}
// execFeeFactorKey is a key used to store execution fee factor.
execFeeFactorKey = []byte{18}
// feePerByteKey is a key used to store the minimum fee per byte for
// transaction.
feePerByteKey = []byte{10}
@ -47,6 +54,8 @@ var (
maxBlockSizeKey = []byte{12}
// maxBlockSystemFeeKey is a key used to store the maximum block system fee value.
maxBlockSystemFeeKey = []byte{17}
// storagePriceKey is a key used to store storage price.
storagePriceKey = []byte{19}
)
// Policy represents Policy native contract.
@ -59,9 +68,11 @@ type Policy struct {
isValid bool
maxTransactionsPerBlock uint32
maxBlockSize uint32
execFeeFactor uint32
feePerByte int64
maxBlockSystemFee int64
maxVerificationGas int64
storagePrice uint32
blockedAccounts []util.Uint160
}
@ -94,6 +105,24 @@ func newPolicy() *Policy {
md = newMethodAndPrice(p.getMaxBlockSystemFee, 1000000, smartcontract.ReadStates)
p.AddMethod(md, desc)
desc = newDescriptor("getExecFeeFactor", smartcontract.IntegerType)
md = newMethodAndPrice(p.getExecFeeFactor, 1000000, smartcontract.ReadStates)
p.AddMethod(md, desc)
desc = newDescriptor("setExecFeeFactor", smartcontract.BoolType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setExecFeeFactor, 3000000, smartcontract.WriteStates)
p.AddMethod(md, desc)
desc = newDescriptor("getStoragePrice", smartcontract.IntegerType)
md = newMethodAndPrice(p.getStoragePrice, 1000000, smartcontract.ReadStates)
p.AddMethod(md, desc)
desc = newDescriptor("setStoragePrice", smartcontract.BoolType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setStoragePrice, 3000000, smartcontract.WriteStates)
p.AddMethod(md, desc)
desc = newDescriptor("setMaxBlockSize", smartcontract.BoolType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setMaxBlockSize, 3000000, smartcontract.WriteStates)
@ -137,9 +166,11 @@ func (p *Policy) Initialize(ic *interop.Context) error {
p.isValid = true
p.maxTransactionsPerBlock = defaultMaxTransactionsPerBlock
p.maxBlockSize = defaultMaxBlockSize
p.execFeeFactor = defaultExecFeeFactor
p.feePerByte = defaultFeePerByte
p.maxBlockSystemFee = defaultMaxBlockSystemFee
p.maxVerificationGas = defaultMaxVerificationGas
p.storagePrice = StoragePrice
p.blockedAccounts = make([]util.Uint160, 0)
return nil
@ -160,9 +191,11 @@ func (p *Policy) PostPersist(ic *interop.Context) error {
p.maxTransactionsPerBlock = getUint32WithKey(p.ContractID, ic.DAO, maxTransactionsPerBlockKey, defaultMaxTransactionsPerBlock)
p.maxBlockSize = getUint32WithKey(p.ContractID, ic.DAO, maxBlockSizeKey, defaultMaxBlockSize)
p.execFeeFactor = getUint32WithKey(p.ContractID, ic.DAO, execFeeFactorKey, defaultExecFeeFactor)
p.feePerByte = getInt64WithKey(p.ContractID, ic.DAO, feePerByteKey, defaultFeePerByte)
p.maxBlockSystemFee = getInt64WithKey(p.ContractID, ic.DAO, maxBlockSystemFeeKey, defaultMaxBlockSystemFee)
p.maxVerificationGas = defaultMaxVerificationGas
p.storagePrice = getUint32WithKey(p.ContractID, ic.DAO, storagePriceKey, StoragePrice)
p.blockedAccounts = make([]util.Uint160, 0)
siMap, err := ic.DAO.GetStorageItemsWithPrefix(p.ContractID, []byte{blockedAccountPrefix})
@ -256,6 +289,41 @@ func (p *Policy) GetMaxBlockSystemFeeInternal(dao dao.DAO) int64 {
return getInt64WithKey(p.ContractID, dao, maxBlockSystemFeeKey, defaultMaxBlockSystemFee)
}
func (p *Policy) getExecFeeFactor(ic *interop.Context, _ []stackitem.Item) stackitem.Item {
return stackitem.NewBigInteger(big.NewInt(int64(p.GetExecFeeFactorInternal(ic.DAO))))
}
// GetExecFeeFactorInternal returns current execution fee factor.
func (p *Policy) GetExecFeeFactorInternal(d dao.DAO) int64 {
p.lock.RLock()
defer p.lock.RUnlock()
if p.isValid {
return int64(p.execFeeFactor)
}
return int64(getUint32WithKey(p.ContractID, d, execFeeFactorKey, defaultExecFeeFactor))
}
func (p *Policy) setExecFeeFactor(ic *interop.Context, args []stackitem.Item) stackitem.Item {
value := toUint32(args[0])
if value <= 0 || maxExecFeeFactor < value {
panic(fmt.Errorf("ExecFeeFactor must be between 0 and %d", maxExecFeeFactor))
}
ok, err := checkValidators(ic)
if err != nil {
panic(err)
} else if !ok {
return stackitem.NewBool(false)
}
p.lock.Lock()
defer p.lock.Unlock()
err = setUint32WithKey(p.ContractID, ic.DAO, execFeeFactorKey, uint32(value))
if err != nil {
panic(err)
}
p.isValid = false
return stackitem.NewBool(true)
}
// isBlocked is Policy contract method and checks whether provided account is blocked.
func (p *Policy) isBlocked(ic *interop.Context, args []stackitem.Item) stackitem.Item {
hash := toUint160(args[0])
@ -280,6 +348,41 @@ func (p *Policy) IsBlockedInternal(dao dao.DAO, hash util.Uint160) bool {
return dao.GetStorageItem(p.ContractID, key) != nil
}
func (p *Policy) getStoragePrice(ic *interop.Context, _ []stackitem.Item) stackitem.Item {
return stackitem.NewBigInteger(big.NewInt(p.GetStoragePriceInternal(ic.DAO)))
}
// GetStoragePriceInternal returns current execution fee factor.
func (p *Policy) GetStoragePriceInternal(d dao.DAO) int64 {
p.lock.RLock()
defer p.lock.RUnlock()
if p.isValid {
return int64(p.storagePrice)
}
return int64(getUint32WithKey(p.ContractID, d, storagePriceKey, StoragePrice))
}
func (p *Policy) setStoragePrice(ic *interop.Context, args []stackitem.Item) stackitem.Item {
value := toUint32(args[0])
if value <= 0 || maxStoragePrice < value {
panic(fmt.Errorf("StoragePrice must be between 0 and %d", maxStoragePrice))
}
ok, err := checkValidators(ic)
if err != nil {
panic(err)
} else if !ok {
return stackitem.NewBool(false)
}
p.lock.Lock()
defer p.lock.Unlock()
err = setUint32WithKey(p.ContractID, ic.DAO, storagePriceKey, uint32(value))
if err != nil {
panic(err)
}
p.isValid = false
return stackitem.NewBool(true)
}
// setMaxTransactionsPerBlock is Policy contract method and sets the upper limit
// of transactions per block.
func (p *Policy) setMaxTransactionsPerBlock(ic *interop.Context, args []stackitem.Item) stackitem.Item {

15
pkg/core/native_contract_test.go
View file

@ -7,6 +7,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/config/netmode"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/fee"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/interop/contract"
"github.com/nspcc-dev/neo-go/pkg/core/native"
@ -17,6 +18,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/stretchr/testify/require"
)
@ -54,7 +56,7 @@ func (bc *Blockchain) registerNative(c interop.Contract) {
bc.contracts.Contracts = append(bc.contracts.Contracts, c)
}
const testSumPrice = 1000000
const testSumPrice = 1 << 15 * interop.DefaultBaseExecFee // same as contract.Call
func newTestNative() *testNative {
tn := &testNative{
@ -176,8 +178,12 @@ func TestNativeContract_Invoke(t *testing.T) {
})
require.NoError(t, err)
// System.Contract.Call + "sum" itself + opcodes for pushing arguments (PACK is 15000)
res, err := invokeContractMethod(chain, testSumPrice*2+18000, tn.Metadata().Hash, "sum", int64(14), int64(28))
// System.Contract.Call + "sum" itself + opcodes for pushing arguments.
price := int64(testSumPrice * 2)
price += 3 * fee.Opcode(chain.GetBaseExecFee(), opcode.PUSHINT8, opcode.PUSHDATA1)
price += 2 * fee.Opcode(chain.GetBaseExecFee(), opcode.SYSCALL)
price += fee.Opcode(chain.GetBaseExecFee(), opcode.PACK)
res, err := invokeContractMethod(chain, price, tn.Metadata().Hash, "sum", int64(14), int64(28))
require.NoError(t, err)
checkResult(t, res, stackitem.Make(42))
require.NoError(t, chain.persist())
@ -190,10 +196,9 @@ func TestNativeContract_Invoke(t *testing.T) {
}
// Enough for Call and other opcodes, but not enough for "sum" call.
res, err = invokeContractMethod(chain, testSumPrice*2+8000, tn.Metadata().Hash, "sum", int64(14), int64(28))
res, err = invokeContractMethod(chain, price-1, tn.Metadata().Hash, "sum", int64(14), int64(28))
require.NoError(t, err)
checkFAULTState(t, res)
}
func TestNativeContract_InvokeInternal(t *testing.T) {

202
pkg/core/native_policy_test.go
View file

@ -1,13 +1,12 @@
package core
import (
"math/big"
"testing"
"github.com/nspcc-dev/neo-go/internal/random"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/native"
"github.com/nspcc-dev/neo-go/pkg/encoding/bigint"
"github.com/nspcc-dev/neo-go/pkg/network/payload"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
@ -15,174 +14,129 @@ import (
"github.com/stretchr/testify/require"
)
func testPolicyGetSet(t *testing.T, chain *Blockchain, name string, defaultValue, minValue, maxValue int64) {
policyHash := chain.contracts.Policy.Metadata().Hash
getName := "get" + name
setName := "set" + name
t.Run("set, not signed by committee", func(t *testing.T) {
signer, err := wallet.NewAccount()
require.NoError(t, err)
invokeRes, err := invokeContractMethodBy(t, chain, signer, policyHash, setName, minValue+1)
checkResult(t, invokeRes, stackitem.NewBool(false))
})
t.Run("get", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, getName)
require.NoError(t, err)
checkResult(t, res, stackitem.Make(defaultValue))
require.NoError(t, chain.persist())
})
t.Run("set, zero fee", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, setName, minValue-1)
require.NoError(t, err)
checkFAULTState(t, res)
})
if maxValue != 0 {
t.Run("set, too big fee", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, setName, maxValue+1)
require.NoError(t, err)
checkFAULTState(t, res)
})
}
t.Run("set, success", func(t *testing.T) {
// Set and get in the same block.
txSet, err := prepareContractMethodInvoke(chain, 100000000, policyHash, setName, defaultValue+1)
require.NoError(t, err)
txGet1, err := prepareContractMethodInvoke(chain, 100000000, policyHash, getName)
require.NoError(t, err)
aers, err := persistBlock(chain, txSet, txGet1)
require.NoError(t, err)
checkResult(t, aers[0], stackitem.NewBool(true))
checkResult(t, aers[1], stackitem.Make(defaultValue+1))
require.NoError(t, chain.persist())
// Get in the next block.
res, err := invokeContractMethod(chain, 100000000, policyHash, getName)
require.NoError(t, err)
checkResult(t, res, stackitem.Make(defaultValue+1))
require.NoError(t, chain.persist())
})
}
func TestMaxTransactionsPerBlock(t *testing.T) {
chain := newTestChain(t)
defer chain.Close()
policyHash := chain.contracts.Policy.Metadata().Hash
t.Run("get, internal method", func(t *testing.T) {
n := chain.contracts.Policy.GetMaxTransactionsPerBlockInternal(chain.dao)
require.Equal(t, 512, int(n))
})
t.Run("get, contract method", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "getMaxTransactionsPerBlock")
require.NoError(t, err)
checkResult(t, res, stackitem.NewBigInteger(big.NewInt(512)))
require.NoError(t, chain.persist())
})
t.Run("set", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setMaxTransactionsPerBlock", bigint.ToBytes(big.NewInt(1024)))
require.NoError(t, err)
checkResult(t, res, stackitem.NewBool(true))
require.NoError(t, chain.persist())
n := chain.contracts.Policy.GetMaxTransactionsPerBlockInternal(chain.dao)
require.Equal(t, 1024, int(n))
})
t.Run("set, too big value", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setMaxTransactionsPerBlock", bigint.ToBytes(big.NewInt(block.MaxContentsPerBlock)))
require.NoError(t, err)
checkFAULTState(t, res)
})
t.Run("set, not signed by committee", func(t *testing.T) {
signer, err := wallet.NewAccount()
require.NoError(t, err)
invokeRes, err := invokeContractMethodBy(t, chain, signer, policyHash, "setMaxTransactionsPerBlock", bigint.ToBytes(big.NewInt(1024)))
checkResult(t, invokeRes, stackitem.NewBool(false))
})
testPolicyGetSet(t, chain, "MaxTransactionsPerBlock", 512, 0, block.MaxTransactionsPerBlock)
}
func TestMaxBlockSize(t *testing.T) {
chain := newTestChain(t)
defer chain.Close()
policyHash := chain.contracts.Policy.Metadata().Hash
t.Run("get, internal method", func(t *testing.T) {
n := chain.contracts.Policy.GetMaxBlockSizeInternal(chain.dao)
require.Equal(t, 1024*256, int(n))
})
t.Run("get, contract method", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "getMaxBlockSize")
require.NoError(t, err)
checkResult(t, res, stackitem.NewBigInteger(big.NewInt(1024*256)))
require.NoError(t, chain.persist())
})
t.Run("set", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setMaxBlockSize", bigint.ToBytes(big.NewInt(102400)))
require.NoError(t, err)
checkResult(t, res, stackitem.NewBool(true))
require.NoError(t, chain.persist())
res, err = invokeContractMethod(chain, 100000000, policyHash, "getMaxBlockSize")
require.NoError(t, err)
checkResult(t, res, stackitem.NewBigInteger(big.NewInt(102400)))
require.NoError(t, chain.persist())
})
t.Run("set, too big value", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setMaxBlockSize", bigint.ToBytes(big.NewInt(payload.MaxSize+1)))
require.NoError(t, err)
checkFAULTState(t, res)
})
t.Run("set, not signed by committee", func(t *testing.T) {
signer, err := wallet.NewAccount()
require.NoError(t, err)
invokeRes, err := invokeContractMethodBy(t, chain, signer, policyHash, "setMaxBlockSize", bigint.ToBytes(big.NewInt(102400)))
checkResult(t, invokeRes, stackitem.NewBool(false))
})
testPolicyGetSet(t, chain, "MaxBlockSize", 1024*256, 0, payload.MaxSize)
}
func TestFeePerByte(t *testing.T) {
chain := newTestChain(t)
defer chain.Close()
policyHash := chain.contracts.Policy.Metadata().Hash
t.Run("get, internal method", func(t *testing.T) {
n := chain.contracts.Policy.GetFeePerByteInternal(chain.dao)
require.Equal(t, 1000, int(n))
})
t.Run("get, contract method", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "getFeePerByte")
require.NoError(t, err)
checkResult(t, res, stackitem.NewBigInteger(big.NewInt(1000)))
require.NoError(t, chain.persist())
testPolicyGetSet(t, chain, "FeePerByte", 1000, 0, 100_000_000)
}
func TestExecFeeFactor(t *testing.T) {
chain := newTestChain(t)
defer chain.Close()
t.Run("get, internal method", func(t *testing.T) {
n := chain.contracts.Policy.GetExecFeeFactorInternal(chain.dao)
require.EqualValues(t, interop.DefaultBaseExecFee, n)
})
t.Run("set", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setFeePerByte", bigint.ToBytes(big.NewInt(1024)))
require.NoError(t, err)
checkResult(t, res, stackitem.NewBool(true))
require.NoError(t, chain.persist())
n := chain.contracts.Policy.GetFeePerByteInternal(chain.dao)
require.Equal(t, 1024, int(n))
})
t.Run("set, negative value", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setFeePerByte", bigint.ToBytes(big.NewInt(-1)))
require.NoError(t, err)
checkFAULTState(t, res)
})
t.Run("set, too big value", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setFeePerByte", bigint.ToBytes(big.NewInt(100_000_000+1)))
require.NoError(t, err)
checkFAULTState(t, res)
})
t.Run("set, not signed by committee", func(t *testing.T) {
signer, err := wallet.NewAccount()
require.NoError(t, err)
invokeRes, err := invokeContractMethodBy(t, chain, signer, policyHash, "setFeePerByte", bigint.ToBytes(big.NewInt(1024)))
checkResult(t, invokeRes, stackitem.NewBool(false))
})
testPolicyGetSet(t, chain, "ExecFeeFactor", interop.DefaultBaseExecFee, 1, 1000)
}
func TestBlockSystemFee(t *testing.T) {
chain := newTestChain(t)
defer chain.Close()
policyHash := chain.contracts.Policy.Metadata().Hash
t.Run("get, internal method", func(t *testing.T) {
n := chain.contracts.Policy.GetMaxBlockSystemFeeInternal(chain.dao)
require.Equal(t, 9000*native.GASFactor, int(n))
})
t.Run("get", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "getMaxBlockSystemFee")
require.NoError(t, err)
checkResult(t, res, stackitem.NewBigInteger(big.NewInt(9000*native.GASFactor)))
require.NoError(t, chain.persist())
testPolicyGetSet(t, chain, "MaxBlockSystemFee", 9000*native.GASFactor, 4007600, 0)
}
func TestStoragePrice(t *testing.T) {
chain := newTestChain(t)
defer chain.Close()
t.Run("get, internal method", func(t *testing.T) {
n := chain.contracts.Policy.GetStoragePriceInternal(chain.dao)
require.Equal(t, int64(native.StoragePrice), n)
})
t.Run("set, too low fee", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setMaxBlockSystemFee", bigint.ToBytes(big.NewInt(4007600)))
require.NoError(t, err)
checkFAULTState(t, res)
})
t.Run("set, success", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, policyHash, "setMaxBlockSystemFee", bigint.ToBytes(big.NewInt(100000000)))
require.NoError(t, err)
checkResult(t, res, stackitem.NewBool(true))
require.NoError(t, chain.persist())
res, err = invokeContractMethod(chain, 100000000, policyHash, "getMaxBlockSystemFee")
require.NoError(t, err)
checkResult(t, res, stackitem.NewBigInteger(big.NewInt(100000000)))
require.NoError(t, chain.persist())
})
t.Run("set, not signed by committee", func(t *testing.T) {
signer, err := wallet.NewAccount()
require.NoError(t, err)
invokeRes, err := invokeContractMethodBy(t, chain, signer, policyHash, "setMaxBlockSystemFee", bigint.ToBytes(big.NewInt(100000000)))
checkResult(t, invokeRes, stackitem.NewBool(false))
})
testPolicyGetSet(t, chain, "StoragePrice", native.StoragePrice, 1, 10000000)
}
func TestBlockedAccounts(t *testing.T) {

9
pkg/network/helper_test.go
View file

@ -14,7 +14,9 @@ import (
"github.com/nspcc-dev/neo-go/pkg/config/netmode"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/blockchainer"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/mempool"
"github.com/nspcc-dev/neo-go/pkg/core/native"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto"
@ -101,7 +103,12 @@ func (chain *testChain) GetNotaryBalance(acc util.Uint160) *big.Int {
func (chain *testChain) GetPolicer() blockchainer.Policer {
return chain
}
func (chain *testChain) GetBaseExecFee() int64 {
return interop.DefaultBaseExecFee
}
func (chain *testChain) GetStoragePrice() int64 {
return native.StoragePrice
}
func (chain *testChain) GetMaxVerificationGAS() int64 {
if chain.maxVerificationGAS != 0 {
return chain.maxVerificationGAS

2
pkg/network/server_test.go
View file

@ -15,6 +15,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/consensus"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/network/capability"
"github.com/nspcc-dev/neo-go/pkg/network/payload"
@ -798,6 +799,7 @@ func (f feerStub) FeePerByte() int64 { return 1 }
func (f feerStub) GetUtilityTokenBalance(util.Uint160) *big.Int { return big.NewInt(100000000) }
func (f feerStub) BlockHeight() uint32 { return f.blockHeight }
func (f feerStub) P2PSigExtensionsEnabled() bool { return false }
func (f feerStub) GetBaseExecFee() int64 { return interop.DefaultBaseExecFee }
func TestMemPool(t *testing.T) {
s, shutdown := startTestServer(t)

5
pkg/rpc/client/policy.go
View file

@ -25,6 +25,11 @@ func (c *Client) GetFeePerByte() (int64, error) {
return c.invokeNativePolicyMethod("getFeePerByte")
}
// GetExecFeeFactor invokes `getExecFeeFactor` method on a native Policy contract.
func (c *Client) GetExecFeeFactor() (int64, error) {
return c.invokeNativePolicyMethod("getExecFeeFactor")
}
func (c *Client) invokeNativePolicyMethod(operation string) (int64, error) {
if !c.initDone {
return 0, errNetworkNotInitialized

11
pkg/rpc/client/rpc.go
View file

@ -569,6 +569,7 @@ func (c *Client) AddNetworkFee(tx *transaction.Transaction, extraFee int64, accs
return errors.New("number of signers must match number of scripts")
}
size := io.GetVarSize(tx)
var ef int64
for i, cosigner := range tx.Signers {
if accs[i].Contract.Deployed {
res, err := c.InvokeFunction(cosigner.Account, manifest.MethodVerify, []smartcontract.Parameter{}, tx.Signers)
@ -589,7 +590,15 @@ func (c *Client) AddNetworkFee(tx *transaction.Transaction, extraFee int64, accs
size += io.GetVarSize([]byte{}) * 2 // both scripts are empty
continue
}
netFee, sizeDelta := fee.Calculate(accs[i].Contract.Script)
if ef == 0 {
var err error
ef, err = c.GetExecFeeFactor()
if err != nil {
return fmt.Errorf("can't get `ExecFeeFactor`: %w", err)
}
}
netFee, sizeDelta := fee.Calculate(ef, accs[i].Contract.Script)
tx.NetworkFee += netFee
size += sizeDelta
}

6
pkg/rpc/server/client_test.go
View file

@ -102,7 +102,7 @@ func TestAddNetworkFee(t *testing.T) {
}}
require.NoError(t, c.AddNetworkFee(tx, 10, accs[0]))
require.NoError(t, accs[0].SignTx(tx))
cFee, _ := fee.Calculate(accs[0].Contract.Script)
cFee, _ := fee.Calculate(chain.GetBaseExecFee(), accs[0].Contract.Script)
require.Equal(t, int64(io.GetVarSize(tx))*feePerByte+cFee+10, tx.NetworkFee)
})
@ -126,8 +126,8 @@ func TestAddNetworkFee(t *testing.T) {
require.NoError(t, accs[0].SignTx(tx))
require.NoError(t, accs[1].SignTx(tx))
require.NoError(t, accs[2].SignTx(tx))
cFee, _ := fee.Calculate(accs[0].Contract.Script)
cFeeM, _ := fee.Calculate(accs[1].Contract.Script)
cFee, _ := fee.Calculate(chain.GetBaseExecFee(), accs[0].Contract.Script)
cFeeM, _ := fee.Calculate(chain.GetBaseExecFee(), accs[1].Contract.Script)
require.Equal(t, int64(io.GetVarSize(tx))*feePerByte+cFee+cFeeM+10, tx.NetworkFee)
})
t.Run("Contract", func(t *testing.T) {

5
pkg/rpc/server/server_helper_test.go
View file

@ -11,6 +11,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/config/netmode"
"github.com/nspcc-dev/neo-go/pkg/core"
"github.com/nspcc-dev/neo-go/pkg/core/block"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/native"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
"github.com/nspcc-dev/neo-go/pkg/io"
@ -102,3 +103,7 @@ func (fs *FeerStub) GetUtilityTokenBalance(acc util.Uint160) *big.Int {
func (fs FeerStub) P2PSigExtensionsEnabled() bool {
return false
}
func (fs FeerStub) GetBaseExecFee() int64 {
return interop.DefaultBaseExecFee
}

2
pkg/rpc/server/server_test.go
View file

@ -1003,7 +1003,7 @@ func testRPCProtocol(t *testing.T, doRPCCall func(string, string, *testing.T) []
addNetworkFee := func(tx *transaction.Transaction) {
size := io.GetVarSize(tx)
netFee, sizeDelta := fee.Calculate(acc0.Contract.Script)
netFee, sizeDelta := fee.Calculate(chain.GetBaseExecFee(), acc0.Contract.Script)
tx.NetworkFee += netFee
size += sizeDelta
tx.NetworkFee += int64(size) * chain.FeePerByte()