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Merge pull request #1695 from nspcc-dev/committeechecks

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native: unify committee checks
This commit is contained in:
Roman Khimov 2021-01-29 11:58:33 +03:00 committed by GitHub
commit 818d5988f5
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 51 additions and 136 deletions
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6
pkg/core/native/management.go
View file

@ -91,7 +91,7 @@ func newManagement() *Management {
md = newMethodAndPrice(m.getMinimumDeploymentFee, 100_0000, callflag.ReadStates)
m.AddMethod(md, desc)
desc = newDescriptor("setMinimumDeploymentFee", smartcontract.BoolType,
desc = newDescriptor("setMinimumDeploymentFee", smartcontract.VoidType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(m.setMinimumDeploymentFee, 300_0000, callflag.WriteStates)
m.AddMethod(md, desc)
@ -369,13 +369,13 @@ func (m *Management) setMinimumDeploymentFee(ic *interop.Context, args []stackit
panic(fmt.Errorf("MinimumDeploymentFee cannot be negative"))
}
if !m.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
err := setUint32WithKey(m.ContractID, ic.DAO, keyMinimumDeploymentFee, value)
if err != nil {
panic(err)
}
return stackitem.NewBool(true)
return stackitem.Null{}
}
func (m *Management) callDeploy(ic *interop.Context, cs *state.Contract, isUpdate bool) {

18
pkg/core/native/native_neo.go
View file

@ -145,7 +145,7 @@ func newNEO() *NEO {
md = newMethodAndPrice(n.getGASPerBlock, 100_0000, callflag.ReadStates)
n.AddMethod(md, desc)
desc = newDescriptor("setGasPerBlock", smartcontract.BoolType,
desc = newDescriptor("setGasPerBlock", smartcontract.VoidType,
manifest.NewParameter("gasPerBlock", smartcontract.IntegerType))
md = newMethodAndPrice(n.setGASPerBlock, 500_0000, callflag.WriteStates)
n.AddMethod(md, desc)
@ -472,25 +472,23 @@ func (n *NEO) checkCommittee(ic *interop.Context) bool {
func (n *NEO) setGASPerBlock(ic *interop.Context, args []stackitem.Item) stackitem.Item {
gas := toBigInt(args[0])
ok, err := n.SetGASPerBlock(ic, ic.Block.Index+1, gas)
err := n.SetGASPerBlock(ic, ic.Block.Index+1, gas)
if err != nil {
panic(err)
}
return stackitem.NewBool(ok)
return stackitem.Null{}
}
// SetGASPerBlock sets gas generated for blocks after index.
func (n *NEO) SetGASPerBlock(ic *interop.Context, index uint32, gas *big.Int) (bool, error) {
func (n *NEO) SetGASPerBlock(ic *interop.Context, index uint32, gas *big.Int) error {
if gas.Sign() == -1 || gas.Cmp(big.NewInt(10*GASFactor)) == 1 {
return false, errors.New("invalid value for GASPerBlock")
return errors.New("invalid value for GASPerBlock")
}
h := n.GetCommitteeAddress()
ok, err := runtime.CheckHashedWitness(ic, h)
if err != nil || !ok {
return ok, err
if !n.checkCommittee(ic) {
return errors.New("invalid committee signature")
}
n.gasPerBlockChanged.Store(true)
return true, n.putGASRecord(ic.DAO, index, gas)
return n.putGASRecord(ic.DAO, index, gas)
}
func (n *NEO) dropCandidateIfZero(d dao.DAO, pub *keys.PublicKey, c *candidate) (bool, error) {

6
pkg/core/native/notary.go
View file

@ -93,7 +93,7 @@ func newNotary() *Notary {
md = newMethodAndPrice(n.getMaxNotValidBeforeDelta, 100_0000, callflag.ReadStates)
n.AddMethod(md, desc)
desc = newDescriptor("setMaxNotValidBeforeDelta", smartcontract.BoolType,
desc = newDescriptor("setMaxNotValidBeforeDelta", smartcontract.VoidType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(n.setMaxNotValidBeforeDelta, 300_0000, callflag.WriteStates)
n.AddMethod(md, desc)
@ -389,7 +389,7 @@ func (n *Notary) setMaxNotValidBeforeDelta(ic *interop.Context, args []stackitem
panic(fmt.Errorf("MaxNotValidBeforeDelta cannot be more than %d or less than %d", transaction.MaxValidUntilBlockIncrement/2, ic.Chain.GetConfig().ValidatorsCount))
}
if !n.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
n.lock.Lock()
defer n.lock.Unlock()
@ -398,7 +398,7 @@ func (n *Notary) setMaxNotValidBeforeDelta(ic *interop.Context, args []stackitem
panic(fmt.Errorf("failed to put value into the storage: %w", err))
}
n.isValid = false
return stackitem.NewBool(true)
return stackitem.Null{}
}
// GetDepositFor returns state.Deposit for the account specified. It returns nil in case if

40
pkg/core/native/policy.go
View file

@ -109,7 +109,7 @@ func newPolicy() *Policy {
md = newMethodAndPrice(p.getExecFeeFactor, 1000000, callflag.ReadStates)
p.AddMethod(md, desc)
desc = newDescriptor("setExecFeeFactor", smartcontract.BoolType,
desc = newDescriptor("setExecFeeFactor", smartcontract.VoidType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setExecFeeFactor, 3000000, callflag.WriteStates)
p.AddMethod(md, desc)
@ -118,27 +118,27 @@ func newPolicy() *Policy {
md = newMethodAndPrice(p.getStoragePrice, 1000000, callflag.ReadStates)
p.AddMethod(md, desc)
desc = newDescriptor("setStoragePrice", smartcontract.BoolType,
desc = newDescriptor("setStoragePrice", smartcontract.VoidType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setStoragePrice, 3000000, callflag.WriteStates)
p.AddMethod(md, desc)
desc = newDescriptor("setMaxBlockSize", smartcontract.BoolType,
desc = newDescriptor("setMaxBlockSize", smartcontract.VoidType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setMaxBlockSize, 3000000, callflag.WriteStates)
p.AddMethod(md, desc)
desc = newDescriptor("setMaxTransactionsPerBlock", smartcontract.BoolType,
desc = newDescriptor("setMaxTransactionsPerBlock", smartcontract.VoidType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setMaxTransactionsPerBlock, 3000000, callflag.WriteStates)
p.AddMethod(md, desc)
desc = newDescriptor("setFeePerByte", smartcontract.BoolType,
desc = newDescriptor("setFeePerByte", smartcontract.VoidType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setFeePerByte, 3000000, callflag.WriteStates)
p.AddMethod(md, desc)
desc = newDescriptor("setMaxBlockSystemFee", smartcontract.BoolType,
desc = newDescriptor("setMaxBlockSystemFee", smartcontract.VoidType,
manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(p.setMaxBlockSystemFee, 3000000, callflag.WriteStates)
p.AddMethod(md, desc)
@ -309,7 +309,7 @@ func (p *Policy) setExecFeeFactor(ic *interop.Context, args []stackitem.Item) st
panic(fmt.Errorf("ExecFeeFactor must be between 0 and %d", maxExecFeeFactor))
}
if !p.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
p.lock.Lock()
defer p.lock.Unlock()
@ -318,7 +318,7 @@ func (p *Policy) setExecFeeFactor(ic *interop.Context, args []stackitem.Item) st
panic(err)
}
p.isValid = false
return stackitem.NewBool(true)
return stackitem.Null{}
}
// isBlocked is Policy contract method and checks whether provided account is blocked.
@ -365,7 +365,7 @@ func (p *Policy) setStoragePrice(ic *interop.Context, args []stackitem.Item) sta
panic(fmt.Errorf("StoragePrice must be between 0 and %d", maxStoragePrice))
}
if !p.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
p.lock.Lock()
defer p.lock.Unlock()
@ -374,7 +374,7 @@ func (p *Policy) setStoragePrice(ic *interop.Context, args []stackitem.Item) sta
panic(err)
}
p.isValid = false
return stackitem.NewBool(true)
return stackitem.Null{}
}
// setMaxTransactionsPerBlock is Policy contract method and sets the upper limit
@ -385,7 +385,7 @@ func (p *Policy) setMaxTransactionsPerBlock(ic *interop.Context, args []stackite
panic(fmt.Errorf("MaxTransactionsPerBlock cannot exceed the maximum allowed transactions per block = %d", block.MaxTransactionsPerBlock))
}
if !p.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
p.lock.Lock()
defer p.lock.Unlock()
@ -394,7 +394,7 @@ func (p *Policy) setMaxTransactionsPerBlock(ic *interop.Context, args []stackite
panic(err)
}
p.isValid = false
return stackitem.NewBool(true)
return stackitem.Null{}
}
// setMaxBlockSize is Policy contract method and sets maximum block size.
@ -404,7 +404,7 @@ func (p *Policy) setMaxBlockSize(ic *interop.Context, args []stackitem.Item) sta
panic(fmt.Errorf("MaxBlockSize cannot be more than the maximum payload size = %d", payload.MaxSize))
}
if !p.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
p.lock.Lock()
defer p.lock.Unlock()
@ -413,7 +413,7 @@ func (p *Policy) setMaxBlockSize(ic *interop.Context, args []stackitem.Item) sta
panic(err)
}
p.isValid = false
return stackitem.NewBool(true)
return stackitem.Null{}
}
// setFeePerByte is Policy contract method and sets transaction's fee per byte.
@ -423,7 +423,7 @@ func (p *Policy) setFeePerByte(ic *interop.Context, args []stackitem.Item) stack
panic(fmt.Errorf("FeePerByte shouldn't be negative or greater than %d", maxFeePerByte))
}
if !p.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
p.lock.Lock()
defer p.lock.Unlock()
@ -432,7 +432,7 @@ func (p *Policy) setFeePerByte(ic *interop.Context, args []stackitem.Item) stack
panic(err)
}
p.isValid = false
return stackitem.NewBool(true)
return stackitem.Null{}
}
// setMaxBlockSystemFee is Policy contract method and sets the maximum system fee per block.
@ -442,7 +442,7 @@ func (p *Policy) setMaxBlockSystemFee(ic *interop.Context, args []stackitem.Item
panic(fmt.Errorf("MaxBlockSystemFee cannot be less then %d", minBlockSystemFee))
}
if !p.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
p.lock.Lock()
defer p.lock.Unlock()
@ -451,14 +451,14 @@ func (p *Policy) setMaxBlockSystemFee(ic *interop.Context, args []stackitem.Item
panic(err)
}
p.isValid = false
return stackitem.NewBool(true)
return stackitem.Null{}
}
// blockAccount is Policy contract method and adds given account hash to the list
// of blocked accounts.
func (p *Policy) blockAccount(ic *interop.Context, args []stackitem.Item) stackitem.Item {
if !p.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
hash := toUint160(args[0])
if p.IsBlockedInternal(ic.DAO, hash) {
@ -481,7 +481,7 @@ func (p *Policy) blockAccount(ic *interop.Context, args []stackitem.Item) stacki
// the list of blocked accounts.
func (p *Policy) unblockAccount(ic *interop.Context, args []stackitem.Item) stackitem.Item {
if !p.NEO.checkCommittee(ic) {
return stackitem.NewBool(false)
panic("invalid committee signature")
}
hash := toUint160(args[0])
if !p.IsBlockedInternal(ic.DAO, hash) {

56
pkg/core/native_neo_test.go
View file

@ -197,57 +197,8 @@ func TestNEO_SetGasPerBlock(t *testing.T) {
bc := newTestChain(t)
defer bc.Close()
neo := bc.contracts.NEO
tx := transaction.New(netmode.UnitTestNet, []byte{}, 0)
ic := bc.newInteropContext(trigger.Application, bc.dao, nil, tx)
ic.SpawnVM()
ic.VM.LoadScript([]byte{byte(opcode.RET)})
h := neo.GetCommitteeAddress()
t.Run("Default", func(t *testing.T) {
g := neo.GetGASPerBlock(ic.DAO, 0)
require.EqualValues(t, 5*native.GASFactor, g.Int64())
})
t.Run("Invalid", func(t *testing.T) {
t.Run("InvalidSignature", func(t *testing.T) {
setSigner(tx, util.Uint160{})
ok, err := neo.SetGASPerBlock(ic, 10, big.NewInt(native.GASFactor))
require.NoError(t, err)
require.False(t, ok)
})
t.Run("TooBigValue", func(t *testing.T) {
setSigner(tx, h)
_, err := neo.SetGASPerBlock(ic, 10, big.NewInt(10*native.GASFactor+1))
require.Error(t, err)
})
})
t.Run("Valid", func(t *testing.T) {
setSigner(tx, h)
ok, err := neo.SetGASPerBlock(ic, 10, big.NewInt(native.GASFactor*2))
require.NoError(t, err)
require.True(t, ok)
_, err = ic.DAO.Persist()
require.NoError(t, err)
t.Run("Again", func(t *testing.T) {
setSigner(tx, h)
ok, err := neo.SetGASPerBlock(ic, 10, big.NewInt(native.GASFactor))
require.NoError(t, err)
require.True(t, ok)
t.Run("NotPersisted", func(t *testing.T) {
g := neo.GetGASPerBlock(bc.dao, 10)
// Old value should be returned.
require.EqualValues(t, 2*native.GASFactor, g.Int64())
})
})
g := neo.GetGASPerBlock(ic.DAO, 9)
require.EqualValues(t, 5*native.GASFactor, g.Int64())
g = neo.GetGASPerBlock(ic.DAO, 10)
require.EqualValues(t, native.GASFactor, g.Int64())
})
testGetSet(t, bc, bc.contracts.NEO.Hash, "GasPerBlock",
5*native.GASFactor, 0, 10*native.GASFactor)
}
func TestNEO_CalculateBonus(t *testing.T) {
@ -270,9 +221,8 @@ func TestNEO_CalculateBonus(t *testing.T) {
})
t.Run("ManyBlocks", func(t *testing.T) {
setSigner(tx, neo.GetCommitteeAddress())
ok, err := neo.SetGASPerBlock(ic, 10, big.NewInt(1*native.GASFactor))
err := neo.SetGASPerBlock(ic, 10, big.NewInt(1*native.GASFactor))
require.NoError(t, err)
require.True(t, ok)
res, err := neo.CalculateNEOHolderReward(ic.DAO, big.NewInt(100), 5, 15)
require.NoError(t, err)

45
pkg/core/native_notary_test.go
View file

@ -2,14 +2,12 @@ package core
import (
"math"
"math/big"
"testing"
"github.com/nspcc-dev/neo-go/internal/testchain"
"github.com/nspcc-dev/neo-go/pkg/core/native"
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/encoding/bigint"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
@ -329,46 +327,7 @@ func TestNotaryNodesReward(t *testing.T) {
func TestMaxNotValidBeforeDelta(t *testing.T) {
chain := newTestChain(t)
defer chain.Close()
notaryHash := chain.contracts.Notary.Hash
transferFundsToCommittee(t, chain)
t.Run("get, internal method", func(t *testing.T) {
n := chain.contracts.Notary.GetMaxNotValidBeforeDelta(chain.dao)
require.Equal(t, 140, int(n))
})
t.Run("get, contract method", func(t *testing.T) {
res, err := invokeContractMethod(chain, 100000000, notaryHash, "getMaxNotValidBeforeDelta")
require.NoError(t, err)
checkResult(t, res, stackitem.NewBigInteger(big.NewInt(140)))
require.NoError(t, chain.persist())
})
t.Run("set", func(t *testing.T) {
res, err := invokeContractMethodGeneric(chain, 100000000, notaryHash, "setMaxNotValidBeforeDelta", true, bigint.ToBytes(big.NewInt(150)))
require.NoError(t, err)
checkResult(t, res, stackitem.NewBool(true))
n := chain.contracts.Notary.GetMaxNotValidBeforeDelta(chain.dao)
require.Equal(t, 150, int(n))
})
t.Run("set, too big value", func(t *testing.T) {
res, err := invokeContractMethodGeneric(chain, 100000000, notaryHash, "setMaxNotValidBeforeDelta", true, bigint.ToBytes(big.NewInt(transaction.MaxValidUntilBlockIncrement/2+1)))
require.NoError(t, err)
checkFAULTState(t, res)
})
t.Run("set, too small value", func(t *testing.T) {
res, err := invokeContractMethodGeneric(chain, 100000000, notaryHash, "setMaxNotValidBeforeDelta", true, bigint.ToBytes(big.NewInt(int64(chain.GetConfig().ValidatorsCount-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, notaryHash, "setMaxNotValidBeforeDelta", bigint.ToBytes(big.NewInt(150)))
checkResult(t, invokeRes, stackitem.NewBool(false))
})
testGetSet(t, chain, chain.contracts.Notary.Hash, "MaxNotValidBeforeDelta",
140, int64(chain.GetConfig().ValidatorsCount), transaction.MaxValidUntilBlockIncrement/2)
}

16
pkg/core/native_policy_test.go
View file

@ -29,7 +29,8 @@ func testGetSet(t *testing.T, chain *Blockchain, hash util.Uint160, name string,
signer, err := wallet.NewAccount()
require.NoError(t, err)
invokeRes, err := invokeContractMethodBy(t, chain, signer, hash, setName, minValue+1)
checkResult(t, invokeRes, stackitem.NewBool(false))
require.NoError(t, err)
checkFAULTState(t, invokeRes)
})
t.Run("get, defult value", func(t *testing.T) {
@ -61,8 +62,10 @@ func testGetSet(t *testing.T, chain *Blockchain, hash util.Uint160, name string,
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))
checkResult(t, aers[0], stackitem.Null{})
if name != "GasPerBlock" { // GasPerBlock is set on the next block
checkResult(t, aers[1], stackitem.Make(defaultValue+1))
}
require.NoError(t, chain.persist())
// Get in the next block.
@ -214,6 +217,11 @@ func TestBlockedAccounts(t *testing.T) {
signer, err := wallet.NewAccount()
require.NoError(t, err)
invokeRes, err := invokeContractMethodBy(t, chain, signer, policyHash, "blockAccount", account.BytesBE())
checkResult(t, invokeRes, stackitem.NewBool(false))
require.NoError(t, err)
checkFAULTState(t, invokeRes)
invokeRes, err = invokeContractMethodBy(t, chain, signer, policyHash, "unblockAccount", account.BytesBE())
require.NoError(t, err)
checkFAULTState(t, invokeRes)
})
}