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dao: drop DAO interface

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It's a remnant from the days when we had Simple and Cached DAO
implementations, now it makes zero sense.
This commit is contained in:
Roman Khimov 2022-02-16 18:04:47 +03:00
parent 9d2ef775cf
commit aefb26255a
15 changed files with 79 additions and 122 deletions
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2
pkg/compiler/interop_test.go
View file

@ -178,7 +178,7 @@ func TestAppCall(t *testing.T) {
require.NoError(t, err)
ih := hash.Hash160(inner.Script)
var contractGetter = func(_ dao.DAO, h util.Uint160) (*state.Contract, error) {
var contractGetter = func(_ *dao.Simple, h util.Uint160) (*state.Contract, error) {
if h.Equals(ih) {
return &state.Contract{
ContractBase: state.ContractBase{

23
pkg/core/blockchain.go
View file

@ -519,7 +519,7 @@ func (bc *Blockchain) jumpToStateInternal(p uint32, stage stateJumpStage) error
fallthrough
case newStorageItemsAdded:
cache := bc.dao.GetWrapped().(*dao.Simple)
cache := bc.dao.GetWrapped()
prefix := statesync.TemporaryPrefix(bc.dao.Version.StoragePrefix)
bc.dao.Store.Seek(storage.SeekRange{Prefix: []byte{byte(prefix)}}, func(k, _ []byte) bool {
// #1468, but don't need to copy here, because it is done by Store.
@ -903,7 +903,7 @@ func (bc *Blockchain) AddHeaders(headers ...*block.Header) error {
func (bc *Blockchain) addHeaders(verify bool, headers ...*block.Header) error {
var (
start = time.Now()
batch = bc.dao.GetWrapped().(*dao.Simple)
batch = bc.dao.GetWrapped()
err error
)
@ -1146,9 +1146,8 @@ func (bc *Blockchain) storeBlock(block *block.Block, txpool *mempool.Pool) error
appExecResults = append(appExecResults, aer)
aerchan <- aer
close(aerchan)
d := cache.(*dao.Simple)
b := d.GetMPTBatch()
mpt, sr, err := bc.stateRoot.AddMPTBatch(block.Index, b, d.Store)
b := cache.GetMPTBatch()
mpt, sr, err := bc.stateRoot.AddMPTBatch(block.Index, b, cache.Store)
if err != nil {
// Release goroutines, don't care about errors, we already have one.
<-aerdone
@ -1172,7 +1171,7 @@ func (bc *Blockchain) storeBlock(block *block.Block, txpool *mempool.Pool) error
}
if bc.config.SaveStorageBatch {
bc.lastBatch = d.GetBatch()
bc.lastBatch = cache.GetBatch()
}
// Every persist cycle we also compact our in-memory MPT. It's flushed
// already in AddMPTBatch, so collapsing it is safe.
@ -1272,7 +1271,7 @@ func (bc *Blockchain) IsExtensibleAllowed(u util.Uint160) bool {
return n < len(us)
}
func (bc *Blockchain) runPersist(script []byte, block *block.Block, cache dao.DAO, trig trigger.Type) (*state.AppExecResult, error) {
func (bc *Blockchain) runPersist(script []byte, block *block.Block, cache *dao.Simple, trig trigger.Type) (*state.AppExecResult, error) {
systemInterop := bc.newInteropContext(trig, cache, block, nil)
v := systemInterop.SpawnVM()
v.LoadScriptWithFlags(script, callflag.All)
@ -1294,7 +1293,7 @@ func (bc *Blockchain) runPersist(script []byte, block *block.Block, cache dao.DA
}, nil
}
func (bc *Blockchain) handleNotification(note *state.NotificationEvent, d dao.DAO,
func (bc *Blockchain) handleNotification(note *state.NotificationEvent, d *dao.Simple,
transCache map[util.Uint160]transferData, b *block.Block, h util.Uint256) {
if note.Name != "Transfer" {
return
@ -1337,7 +1336,7 @@ func parseUint160(itm stackitem.Item) (util.Uint160, error) {
return util.Uint160DecodeBytesBE(bytes)
}
func (bc *Blockchain) processTokenTransfer(cache dao.DAO, transCache map[util.Uint160]transferData,
func (bc *Blockchain) processTokenTransfer(cache *dao.Simple, transCache map[util.Uint160]transferData,
h util.Uint256, b *block.Block, sc util.Uint160, from util.Uint160, to util.Uint160,
amount *big.Int, tokenID []byte) {
var id int32
@ -1391,7 +1390,7 @@ func (bc *Blockchain) processTokenTransfer(cache dao.DAO, transCache map[util.Ui
}
}
func appendTokenTransfer(cache dao.DAO, transCache map[util.Uint160]transferData, addr util.Uint160, transfer io.Serializable,
func appendTokenTransfer(cache *dao.Simple, transCache map[util.Uint160]transferData, addr util.Uint160, transfer io.Serializable,
token int32, bIndex uint32, bTimestamp uint64, isNEP11 bool) error {
transferData, ok := transCache[addr]
if !ok {
@ -2154,7 +2153,7 @@ func (bc *Blockchain) GetEnrollments() ([]state.Validator, error) {
// GetTestVM returns an interop context with VM set up for a test run.
func (bc *Blockchain) GetTestVM(t trigger.Type, tx *transaction.Transaction, b *block.Block) *interop.Context {
d := bc.dao.GetWrapped().(*dao.Simple)
d := bc.dao.GetWrapped()
systemInterop := bc.newInteropContext(t, d, b, tx)
vm := systemInterop.SpawnVM()
vm.SetPriceGetter(systemInterop.GetPrice)
@ -2324,7 +2323,7 @@ func hashAndIndexToBytes(h util.Uint256, index uint32) []byte {
return buf.Bytes()
}
func (bc *Blockchain) newInteropContext(trigger trigger.Type, d dao.DAO, block *block.Block, tx *transaction.Transaction) *interop.Context {
func (bc *Blockchain) newInteropContext(trigger trigger.Type, d *dao.Simple, block *block.Block, tx *transaction.Transaction) *interop.Context {
ic := interop.NewContext(trigger, bc, d, bc.contracts.Management.GetContract, bc.contracts.Contracts, block, tx, bc.log)
ic.Functions = systemInterops
switch {

44
pkg/core/dao/dao.go
View file

@ -27,48 +27,6 @@ var (
ErrHasConflicts = errors.New("transaction has conflicts")
)
// DAO is a data access object.
type DAO interface {
DeleteBlock(h util.Uint256, buf *io.BufBinWriter) error
DeleteContractID(id int32)
DeleteStorageItem(id int32, key []byte)
GetAndDecode(entity io.Serializable, key []byte) error
GetAppExecResults(hash util.Uint256, trig trigger.Type) ([]state.AppExecResult, error)
GetBatch() *storage.MemBatch
GetBlock(hash util.Uint256) (*block.Block, error)
GetContractScriptHash(id int32) (util.Uint160, error)
GetCurrentBlockHeight() (uint32, error)
GetCurrentHeaderHeight() (i uint32, h util.Uint256, err error)
GetHeaderHashes() ([]util.Uint256, error)
GetTokenTransferInfo(acc util.Uint160) (*state.TokenTransferInfo, error)
GetTokenTransferLog(acc util.Uint160, start uint64, index uint32, isNEP11 bool) (*state.TokenTransferLog, error)
GetStateSyncPoint() (uint32, error)
GetStateSyncCurrentBlockHeight() (uint32, error)
GetStorageItem(id int32, key []byte) state.StorageItem
GetStorageItems(id int32) ([]state.StorageItemWithKey, error)
GetStorageItemsWithPrefix(id int32, prefix []byte) ([]state.StorageItemWithKey, error)
GetTransaction(hash util.Uint256) (*transaction.Transaction, uint32, error)
GetVersion() (Version, error)
GetWrapped() DAO
HasTransaction(hash util.Uint256) error
Persist() (int, error)
PersistSync() (int, error)
PutContractID(id int32, hash util.Uint160)
PutCurrentHeader(hashAndIndex []byte)
PutTokenTransferInfo(acc util.Uint160, bs *state.TokenTransferInfo) error
PutTokenTransferLog(acc util.Uint160, start uint64, index uint32, isNEP11 bool, lg *state.TokenTransferLog)
PutStateSyncPoint(p uint32)
PutStateSyncCurrentBlockHeight(h uint32)
PutStorageItem(id int32, key []byte, si state.StorageItem)
PutVersion(v Version)
Seek(id int32, rng storage.SeekRange, f func(k, v []byte) bool)
SeekAsync(ctx context.Context, id int32, rng storage.SeekRange) chan storage.KeyValue
StoreAsBlock(block *block.Block, aer1 *state.AppExecResult, aer2 *state.AppExecResult, buf *io.BufBinWriter) error
StoreAsCurrentBlock(block *block.Block, buf *io.BufBinWriter)
StoreAsTransaction(tx *transaction.Transaction, index uint32, aer *state.AppExecResult, buf *io.BufBinWriter) error
putTokenTransferInfo(acc util.Uint160, bs *state.TokenTransferInfo, buf *io.BufBinWriter) error
}
// Simple is memCached wrapper around DB, simple DAO implementation.
type Simple struct {
Version Version
@ -95,7 +53,7 @@ func (dao *Simple) GetBatch() *storage.MemBatch {
// GetWrapped returns new DAO instance with another layer of wrapped
// MemCachedStore around the current DAO Store.
func (dao *Simple) GetWrapped() DAO {
func (dao *Simple) GetWrapped() *Simple {
d := NewSimple(dao.Store, dao.Version.StateRootInHeader, dao.Version.P2PSigExtensions)
d.Version = dao.Version
return d

8
pkg/core/interop/context.go
View file

@ -54,21 +54,21 @@ type Context struct {
Block *block.Block
NonceData [16]byte
Tx *transaction.Transaction
DAO dao.DAO
DAO *dao.Simple
Notifications []state.NotificationEvent
Log *zap.Logger
VM *vm.VM
Functions []Function
Invocations map[util.Uint160]int
cancelFuncs []context.CancelFunc
getContract func(dao.DAO, util.Uint160) (*state.Contract, error)
getContract func(*dao.Simple, util.Uint160) (*state.Contract, error)
baseExecFee int64
signers []transaction.Signer
}
// NewContext returns new interop context.
func NewContext(trigger trigger.Type, bc Ledger, d dao.DAO,
getContract func(dao.DAO, util.Uint160) (*state.Contract, error), natives []Contract,
func NewContext(trigger trigger.Type, bc Ledger, d *dao.Simple,
getContract func(*dao.Simple, util.Uint160) (*state.Contract, error), natives []Contract,
block *block.Block, tx *transaction.Transaction, log *zap.Logger) *Context {
baseExecFee := int64(DefaultBaseExecFee)
dao := d.GetWrapped()

2
pkg/core/interop/contract/call.go
View file

@ -18,7 +18,7 @@ import (
)
type policyChecker interface {
IsBlockedInternal(dao.DAO, util.Uint160) bool
IsBlockedInternal(*dao.Simple, util.Uint160) bool
}
// LoadToken calls method specified by token id.

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

@ -180,7 +180,7 @@ func (s *Designate) hashFromNodes(r noderoles.Role, nodes keys.PublicKeys) util.
return hash.Hash160(script)
}
func (s *Designate) updateCachedRoleData(v *atomic.Value, d dao.DAO, r noderoles.Role) error {
func (s *Designate) updateCachedRoleData(v *atomic.Value, d *dao.Simple, r noderoles.Role) error {
nodeKeys, height, err := s.GetDesignatedByRole(d, r, math.MaxUint32)
if err != nil {
return err
@ -226,7 +226,7 @@ func (s *Designate) getCachedRoleData(r noderoles.Role) *roleData {
}
// GetLastDesignatedHash returns last designated hash of a given role.
func (s *Designate) GetLastDesignatedHash(d dao.DAO, r noderoles.Role) (util.Uint160, error) {
func (s *Designate) GetLastDesignatedHash(d *dao.Simple, r noderoles.Role) (util.Uint160, error) {
if !s.isValidRole(r) {
return util.Uint160{}, ErrInvalidRole
}
@ -244,7 +244,7 @@ func (s *Designate) GetLastDesignatedHash(d dao.DAO, r noderoles.Role) (util.Uin
}
// GetDesignatedByRole returns nodes for role r.
func (s *Designate) GetDesignatedByRole(d dao.DAO, r noderoles.Role, index uint32) (keys.PublicKeys, uint32, error) {
func (s *Designate) GetDesignatedByRole(d *dao.Simple, r noderoles.Role, index uint32) (keys.PublicKeys, uint32, error) {
if !s.isValidRole(r) {
return nil, 0, ErrInvalidRole
}

2
pkg/core/native/ledger.go
View file

@ -179,7 +179,7 @@ func getBlockHashFromItem(bc interop.Ledger, item stackitem.Item) util.Uint256 {
// getTransactionAndHeight returns transaction and its height if it's present
// on the chain. It panics if anything goes wrong.
func getTransactionAndHeight(d dao.DAO, item stackitem.Item) (*transaction.Transaction, uint32, error) {
func getTransactionAndHeight(d *dao.Simple, item stackitem.Item) (*transaction.Transaction, uint32, error) {
hashbytes, err := item.TryBytes()
if err != nil {
panic(err)

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

@ -145,7 +145,7 @@ func (m *Management) getContract(ic *interop.Context, args []stackitem.Item) sta
}
// GetContract returns contract with given hash from given DAO.
func (m *Management) GetContract(d dao.DAO, hash util.Uint160) (*state.Contract, error) {
func (m *Management) GetContract(d *dao.Simple, hash util.Uint160) (*state.Contract, error) {
m.mtx.RLock()
cs, ok := m.contracts[hash]
m.mtx.RUnlock()
@ -157,7 +157,7 @@ func (m *Management) GetContract(d dao.DAO, hash util.Uint160) (*state.Contract,
return m.getContractFromDAO(d, hash)
}
func (m *Management) getContractFromDAO(d dao.DAO, hash util.Uint160) (*state.Contract, error) {
func (m *Management) getContractFromDAO(d *dao.Simple, hash util.Uint160) (*state.Contract, error) {
contract := new(state.Contract)
key := MakeContractKey(hash)
err := getConvertibleFromDAO(m.ID, d, key, contract)
@ -269,7 +269,7 @@ func (m *Management) markUpdated(h util.Uint160) {
// Deploy creates contract's hash/ID and saves new contract into the given DAO.
// It doesn't run _deploy method and doesn't emit notification.
func (m *Management) Deploy(d dao.DAO, sender util.Uint160, neff *nef.File, manif *manifest.Manifest) (*state.Contract, error) {
func (m *Management) Deploy(d *dao.Simple, sender util.Uint160, neff *nef.File, manif *manifest.Manifest) (*state.Contract, error) {
h := state.CreateContractHash(sender, neff.Checksum, manif.Name)
key := MakeContractKey(h)
si := d.GetStorageItem(m.ID, key)
@ -329,7 +329,7 @@ func (m *Management) updateWithData(ic *interop.Context, args []stackitem.Item)
// Update updates contract's script and/or manifest in the given DAO.
// It doesn't run _deploy method and doesn't emit notification.
func (m *Management) Update(d dao.DAO, hash util.Uint160, neff *nef.File, manif *manifest.Manifest) (*state.Contract, error) {
func (m *Management) Update(d *dao.Simple, hash util.Uint160, neff *nef.File, manif *manifest.Manifest) (*state.Contract, error) {
var contract state.Contract
oldcontract, err := m.GetContract(d, hash)
@ -380,7 +380,7 @@ func (m *Management) destroy(ic *interop.Context, sis []stackitem.Item) stackite
}
// Destroy drops given contract from DAO along with its storage. It doesn't emit notification.
func (m *Management) Destroy(d dao.DAO, hash util.Uint160) error {
func (m *Management) Destroy(d *dao.Simple, hash util.Uint160) error {
contract, err := m.GetContract(d, hash)
if err != nil {
return err
@ -404,7 +404,7 @@ func (m *Management) getMinimumDeploymentFee(ic *interop.Context, args []stackit
}
// GetMinimumDeploymentFee returns the minimum required fee for contract deploy.
func (m *Management) GetMinimumDeploymentFee(dao dao.DAO) int64 {
func (m *Management) GetMinimumDeploymentFee(dao *dao.Simple) int64 {
return getIntWithKey(m.ID, dao, keyMinimumDeploymentFee)
}
@ -486,7 +486,7 @@ func (m *Management) OnPersist(ic *interop.Context) error {
// InitializeCache initializes contract cache with the proper values from storage.
// Cache initialisation should be done apart from Initialize because Initialize is
// called only when deploying native contracts.
func (m *Management) InitializeCache(d dao.DAO) error {
func (m *Management) InitializeCache(d *dao.Simple) error {
m.mtx.Lock()
defer m.mtx.Unlock()
@ -558,7 +558,7 @@ func (m *Management) Initialize(ic *interop.Context) error {
}
// PutContractState saves given contract state into given DAO.
func (m *Management) PutContractState(d dao.DAO, cs *state.Contract) error {
func (m *Management) PutContractState(d *dao.Simple, cs *state.Contract) error {
key := MakeContractKey(cs.Hash)
if err := putConvertibleToDAO(m.ID, d, key, cs); err != nil {
return err
@ -571,7 +571,7 @@ func (m *Management) PutContractState(d dao.DAO, cs *state.Contract) error {
return nil
}
func (m *Management) getNextContractID(d dao.DAO) (int32, error) {
func (m *Management) getNextContractID(d *dao.Simple) (int32, error) {
si := d.GetStorageItem(m.ID, keyNextAvailableID)
if si == nil {
return 0, errors.New("nextAvailableID is not initialized")

2
pkg/core/native/native_gas.go
View file

@ -131,7 +131,7 @@ func (g *GAS) PostPersist(ic *interop.Context) error {
}
// BalanceOf returns native GAS token balance for the acc.
func (g *GAS) BalanceOf(d dao.DAO, acc util.Uint160) *big.Int {
func (g *GAS) BalanceOf(d *dao.Simple, acc util.Uint160) *big.Int {
return g.balanceOfInternal(d, acc)
}

34
pkg/core/native/native_neo.go
View file

@ -241,7 +241,7 @@ func (n *NEO) Initialize(ic *interop.Context) error {
// InitializeCache initializes all NEO cache with the proper values from storage.
// Cache initialisation should be done apart from Initialize because Initialize is
// called only when deploying native contracts.
func (n *NEO) InitializeCache(bc interop.Ledger, d dao.DAO) error {
func (n *NEO) InitializeCache(bc interop.Ledger, d *dao.Simple) error {
err := n.initConfigCache(bc)
if err != nil {
return nil
@ -391,7 +391,7 @@ func (n *NEO) PostPersist(ic *interop.Context) error {
return nil
}
func (n *NEO) getGASPerVote(d dao.DAO, key []byte, indexes []uint32) []big.Int {
func (n *NEO) getGASPerVote(d *dao.Simple, key []byte, indexes []uint32) []big.Int {
sort.Slice(indexes, func(i, j int) bool {
return indexes[i] < indexes[j]
})
@ -495,7 +495,7 @@ func (n *NEO) getGASPerBlock(ic *interop.Context, _ []stackitem.Item) stackitem.
return stackitem.NewBigInteger(gas)
}
func (n *NEO) getSortedGASRecordFromDAO(d dao.DAO) (gasRecord, error) {
func (n *NEO) getSortedGASRecordFromDAO(d *dao.Simple) (gasRecord, error) {
grArr, err := d.GetStorageItemsWithPrefix(n.ID, []byte{prefixGASPerBlock})
if err != nil {
return gasRecord{}, fmt.Errorf("failed to get gas records from storage: %w", err)
@ -514,7 +514,7 @@ func (n *NEO) getSortedGASRecordFromDAO(d dao.DAO) (gasRecord, error) {
}
// GetGASPerBlock returns gas generated for block with provided index.
func (n *NEO) GetGASPerBlock(d dao.DAO, index uint32) *big.Int {
func (n *NEO) GetGASPerBlock(d *dao.Simple, index uint32) *big.Int {
var (
gr gasRecord
err error
@ -575,7 +575,7 @@ func (n *NEO) getRegisterPrice(ic *interop.Context, _ []stackitem.Item) stackite
return stackitem.NewBigInteger(big.NewInt(n.getRegisterPriceInternal(ic.DAO)))
}
func (n *NEO) getRegisterPriceInternal(d dao.DAO) int64 {
func (n *NEO) getRegisterPriceInternal(d *dao.Simple) int64 {
if !n.registerPriceChanged.Load().(bool) {
return n.registerPrice.Load().(int64)
}
@ -596,7 +596,7 @@ func (n *NEO) setRegisterPrice(ic *interop.Context, args []stackitem.Item) stack
return stackitem.Null{}
}
func (n *NEO) dropCandidateIfZero(d dao.DAO, pub *keys.PublicKey, c *candidate) (bool, error) {
func (n *NEO) dropCandidateIfZero(d *dao.Simple, pub *keys.PublicKey, c *candidate) (bool, error) {
if c.Registered || c.Votes.Sign() != 0 {
return false, nil
}
@ -630,7 +630,7 @@ func makeVoterKey(pub []byte, prealloc ...[]byte) []byte {
// CalculateBonus calculates amount of gas generated for holding value NEO from start to end block
// and having voted for active committee member.
func (n *NEO) CalculateBonus(d dao.DAO, acc util.Uint160, end uint32) (*big.Int, error) {
func (n *NEO) CalculateBonus(d *dao.Simple, acc util.Uint160, end uint32) (*big.Int, error) {
key := makeAccountKey(acc)
si := d.GetStorageItem(n.ID, key)
if si == nil {
@ -643,7 +643,7 @@ func (n *NEO) CalculateBonus(d dao.DAO, acc util.Uint160, end uint32) (*big.Int,
return n.calculateBonus(d, st.VoteTo, &st.Balance, st.BalanceHeight, end)
}
func (n *NEO) calculateBonus(d dao.DAO, vote *keys.PublicKey, value *big.Int, start, end uint32) (*big.Int, error) {
func (n *NEO) calculateBonus(d *dao.Simple, vote *keys.PublicKey, value *big.Int, start, end uint32) (*big.Int, error) {
r, err := n.CalculateNEOHolderReward(d, value, start, end)
if err != nil || vote == nil {
return r, err
@ -659,7 +659,7 @@ func (n *NEO) calculateBonus(d dao.DAO, vote *keys.PublicKey, value *big.Int, st
}
// CalculateNEOHolderReward return GAS reward for holding `value` of NEO from start to end block.
func (n *NEO) CalculateNEOHolderReward(d dao.DAO, value *big.Int, start, end uint32) (*big.Int, error) {
func (n *NEO) CalculateNEOHolderReward(d *dao.Simple, value *big.Int, start, end uint32) (*big.Int, error) {
if value.Sign() == 0 || start >= end {
return big.NewInt(0), nil
} else if value.Sign() < 0 {
@ -824,7 +824,7 @@ func (n *NEO) VoteInternal(ic *interop.Context, h util.Uint160, pub *keys.Public
// ModifyAccountVotes modifies votes of the specified account by value (can be negative).
// typ specifies if this modify is occurring during transfer or vote (with old or new validator).
func (n *NEO) ModifyAccountVotes(acc *state.NEOBalance, d dao.DAO, value *big.Int, isNewVote bool) error {
func (n *NEO) ModifyAccountVotes(acc *state.NEOBalance, d *dao.Simple, value *big.Int, isNewVote bool) error {
n.votesChanged.Store(true)
if acc.VoteTo != nil {
key := makeValidatorKey(acc.VoteTo)
@ -846,7 +846,7 @@ func (n *NEO) ModifyAccountVotes(acc *state.NEOBalance, d dao.DAO, value *big.In
return nil
}
func (n *NEO) getCandidates(d dao.DAO, sortByKey bool) ([]keyWithVotes, error) {
func (n *NEO) getCandidates(d *dao.Simple, sortByKey bool) ([]keyWithVotes, error) {
siArr, err := d.GetStorageItemsWithPrefix(n.ID, []byte{prefixCandidate})
if err != nil {
return nil, err
@ -886,7 +886,7 @@ func (n *NEO) getCandidates(d dao.DAO, sortByKey bool) ([]keyWithVotes, error) {
// GetCandidates returns current registered validators list with keys
// and votes.
func (n *NEO) GetCandidates(d dao.DAO) ([]state.Validator, error) {
func (n *NEO) GetCandidates(d *dao.Simple) ([]state.Validator, error) {
kvs, err := n.getCandidates(d, true)
if err != nil {
return nil, err
@ -932,7 +932,7 @@ func (n *NEO) getAccountState(ic *interop.Context, args []stackitem.Item) stacki
}
// ComputeNextBlockValidators returns an actual list of current validators.
func (n *NEO) ComputeNextBlockValidators(bc interop.Ledger, d dao.DAO) (keys.PublicKeys, error) {
func (n *NEO) ComputeNextBlockValidators(bc interop.Ledger, d *dao.Simple) (keys.PublicKeys, error) {
numOfCNs := n.cfg.GetNumOfCNs(bc.BlockHeight() + 1)
if vals := n.validators.Load().(keys.PublicKeys); vals != nil && numOfCNs == len(vals) {
return vals.Copy(), nil
@ -953,7 +953,7 @@ func (n *NEO) getCommittee(ic *interop.Context, _ []stackitem.Item) stackitem.It
return pubsToArray(pubs)
}
func (n *NEO) modifyVoterTurnout(d dao.DAO, amount *big.Int) error {
func (n *NEO) modifyVoterTurnout(d *dao.Simple, amount *big.Int) error {
key := []byte{prefixVotersCount}
si := d.GetStorageItem(n.ID, key)
if si == nil {
@ -991,7 +991,7 @@ func toKeysWithVotes(pubs keys.PublicKeys) keysWithVotes {
}
// computeCommitteeMembers returns public keys of nodes in committee.
func (n *NEO) computeCommitteeMembers(bc interop.Ledger, d dao.DAO) (keys.PublicKeys, keysWithVotes, error) {
func (n *NEO) computeCommitteeMembers(bc interop.Ledger, d *dao.Simple) (keys.PublicKeys, keysWithVotes, error) {
key := []byte{prefixVotersCount}
si := d.GetStorageItem(n.ID, key)
if si == nil {
@ -1047,7 +1047,7 @@ func (n *NEO) GetNextBlockValidatorsInternal() keys.PublicKeys {
}
// BalanceOf returns native NEO token balance for the acc.
func (n *NEO) BalanceOf(d dao.DAO, acc util.Uint160) (*big.Int, uint32) {
func (n *NEO) BalanceOf(d *dao.Simple, acc util.Uint160) (*big.Int, uint32) {
key := makeAccountKey(acc)
si := d.GetStorageItem(n.ID, key)
if si == nil {
@ -1081,7 +1081,7 @@ func toPublicKey(s stackitem.Item) *keys.PublicKey {
}
// putGASRecord is a helper which creates key and puts GASPerBlock value into the storage.
func (n *NEO) putGASRecord(dao dao.DAO, index uint32, value *big.Int) {
func (n *NEO) putGASRecord(dao *dao.Simple, index uint32, value *big.Int) {
key := make([]byte, 5)
key[0] = prefixGASPerBlock
binary.BigEndian.PutUint32(key[1:], index)

6
pkg/core/native/native_nep17.go
View file

@ -99,7 +99,7 @@ func (c *nep17TokenNative) TotalSupply(ic *interop.Context, _ []stackitem.Item)
return stackitem.NewBigInteger(supply)
}
func (c *nep17TokenNative) getTotalSupply(d dao.DAO) (state.StorageItem, *big.Int) {
func (c *nep17TokenNative) getTotalSupply(d *dao.Simple) (state.StorageItem, *big.Int) {
si := d.GetStorageItem(c.ID, totalSupplyKey)
if si == nil {
si = []byte{}
@ -107,7 +107,7 @@ func (c *nep17TokenNative) getTotalSupply(d dao.DAO) (state.StorageItem, *big.In
return si, bigint.FromBytes(si)
}
func (c *nep17TokenNative) saveTotalSupply(d dao.DAO, si state.StorageItem, supply *big.Int) {
func (c *nep17TokenNative) saveTotalSupply(d *dao.Simple, si state.StorageItem, supply *big.Int) {
si = state.StorageItem(bigint.ToPreallocatedBytes(supply, si))
d.PutStorageItem(c.ID, totalSupplyKey, si)
}
@ -237,7 +237,7 @@ func (c *nep17TokenNative) balanceOf(ic *interop.Context, args []stackitem.Item)
return stackitem.NewBigInteger(c.balanceOfInternal(ic.DAO, h))
}
func (c *nep17TokenNative) balanceOfInternal(d dao.DAO, h util.Uint160) *big.Int {
func (c *nep17TokenNative) balanceOfInternal(d *dao.Simple, h util.Uint160) *big.Int {
key := makeAccountKey(h)
si := d.GetStorageItem(c.ID, key)
if si == nil {

14
pkg/core/native/notary.go
View file

@ -293,7 +293,7 @@ func (n *Notary) balanceOf(ic *interop.Context, args []stackitem.Item) stackitem
}
// BalanceOf is an internal representation of `balanceOf` Notary method.
func (n *Notary) BalanceOf(dao dao.DAO, acc util.Uint160) *big.Int {
func (n *Notary) BalanceOf(dao *dao.Simple, acc util.Uint160) *big.Int {
deposit := n.GetDepositFor(dao, acc)
if deposit == nil {
return big.NewInt(0)
@ -308,7 +308,7 @@ func (n *Notary) expirationOf(ic *interop.Context, args []stackitem.Item) stacki
}
// ExpirationOf is an internal representation of `expirationOf` Notary method.
func (n *Notary) ExpirationOf(dao dao.DAO, acc util.Uint160) uint32 {
func (n *Notary) ExpirationOf(dao *dao.Simple, acc util.Uint160) uint32 {
deposit := n.GetDepositFor(dao, acc)
if deposit == nil {
return 0
@ -360,7 +360,7 @@ func (n *Notary) verify(ic *interop.Context, args []stackitem.Item) stackitem.It
}
// GetNotaryNodes returns public keys of notary nodes.
func (n *Notary) GetNotaryNodes(d dao.DAO) (keys.PublicKeys, error) {
func (n *Notary) GetNotaryNodes(d *dao.Simple) (keys.PublicKeys, error) {
nodes, _, err := n.Desig.GetDesignatedByRole(d, noderoles.P2PNotary, math.MaxUint32)
return nodes, err
}
@ -371,7 +371,7 @@ func (n *Notary) getMaxNotValidBeforeDelta(ic *interop.Context, _ []stackitem.It
}
// GetMaxNotValidBeforeDelta is an internal representation of Notary getMaxNotValidBeforeDelta method.
func (n *Notary) GetMaxNotValidBeforeDelta(dao dao.DAO) uint32 {
func (n *Notary) GetMaxNotValidBeforeDelta(dao *dao.Simple) uint32 {
n.lock.RLock()
defer n.lock.RUnlock()
if n.isValid {
@ -400,7 +400,7 @@ func (n *Notary) setMaxNotValidBeforeDelta(ic *interop.Context, args []stackitem
// GetDepositFor returns state.Deposit for the account specified. It returns nil in case if
// deposit is not found in storage and panics in case of any other error.
func (n *Notary) GetDepositFor(dao dao.DAO, acc util.Uint160) *state.Deposit {
func (n *Notary) GetDepositFor(dao *dao.Simple, acc util.Uint160) *state.Deposit {
key := append([]byte{prefixDeposit}, acc.BytesBE()...)
deposit := new(state.Deposit)
err := getConvertibleFromDAO(n.ID, dao, key, deposit)
@ -414,13 +414,13 @@ func (n *Notary) GetDepositFor(dao dao.DAO, acc util.Uint160) *state.Deposit {
}
// putDepositFor puts deposit on the balance of the specified account in the storage.
func (n *Notary) putDepositFor(dao dao.DAO, deposit *state.Deposit, acc util.Uint160) error {
func (n *Notary) putDepositFor(dao *dao.Simple, deposit *state.Deposit, acc util.Uint160) error {
key := append([]byte{prefixDeposit}, acc.BytesBE()...)
return putConvertibleToDAO(n.ID, dao, key, deposit)
}
// removeDepositFor removes deposit from the storage.
func (n *Notary) removeDepositFor(dao dao.DAO, acc util.Uint160) {
func (n *Notary) removeDepositFor(dao *dao.Simple, acc util.Uint160) {
key := append([]byte{prefixDeposit}, acc.BytesBE()...)
dao.DeleteStorageItem(n.ID, key)
}

20
pkg/core/native/oracle.go
View file

@ -387,7 +387,7 @@ func (o *Oracle) RequestInternal(ic *interop.Context, url string, filter *string
}
// PutRequestInternal puts oracle request with the specified id to d.
func (o *Oracle) PutRequestInternal(id uint64, req *state.OracleRequest, d dao.DAO) error {
func (o *Oracle) PutRequestInternal(id uint64, req *state.OracleRequest, d *dao.Simple) error {
reqKey := makeRequestKey(id)
if err := putConvertibleToDAO(o.ID, d, reqKey, req); err != nil {
return err
@ -408,25 +408,25 @@ func (o *Oracle) PutRequestInternal(id uint64, req *state.OracleRequest, d dao.D
}
// GetScriptHash returns script hash or oracle nodes.
func (o *Oracle) GetScriptHash(d dao.DAO) (util.Uint160, error) {
func (o *Oracle) GetScriptHash(d *dao.Simple) (util.Uint160, error) {
return o.Desig.GetLastDesignatedHash(d, noderoles.Oracle)
}
// GetOracleNodes returns public keys of oracle nodes.
func (o *Oracle) GetOracleNodes(d dao.DAO) (keys.PublicKeys, error) {
func (o *Oracle) GetOracleNodes(d *dao.Simple) (keys.PublicKeys, error) {
nodes, _, err := o.Desig.GetDesignatedByRole(d, noderoles.Oracle, math.MaxUint32)
return nodes, err
}
// GetRequestInternal returns request by ID and key under which it is stored.
func (o *Oracle) GetRequestInternal(d dao.DAO, id uint64) (*state.OracleRequest, error) {
func (o *Oracle) GetRequestInternal(d *dao.Simple, id uint64) (*state.OracleRequest, error) {
key := makeRequestKey(id)
req := new(state.OracleRequest)
return req, o.getConvertibleFromDAO(d, key, req)
}
// GetIDListInternal returns request by ID and key under which it is stored.
func (o *Oracle) GetIDListInternal(d dao.DAO, url string) (*IDList, error) {
func (o *Oracle) GetIDListInternal(d *dao.Simple, url string) (*IDList, error) {
key := makeIDListKey(url)
idList := new(IDList)
return idList, o.getConvertibleFromDAO(d, key, idList)
@ -440,7 +440,7 @@ func (o *Oracle) getPrice(ic *interop.Context, _ []stackitem.Item) stackitem.Ite
return stackitem.NewBigInteger(big.NewInt(o.getPriceInternal(ic.DAO)))
}
func (o *Oracle) getPriceInternal(d dao.DAO) int64 {
func (o *Oracle) getPriceInternal(d *dao.Simple) int64 {
if !o.requestPriceChanged.Load().(bool) {
return o.requestPrice.Load().(int64)
}
@ -460,7 +460,7 @@ func (o *Oracle) setPrice(ic *interop.Context, args []stackitem.Item) stackitem.
return stackitem.Null{}
}
func (o *Oracle) getOriginalTxID(d dao.DAO, tx *transaction.Transaction) util.Uint256 {
func (o *Oracle) getOriginalTxID(d *dao.Simple, tx *transaction.Transaction) util.Uint256 {
for i := range tx.Attributes {
if tx.Attributes[i].Type == transaction.OracleResponseT {
id := tx.Attributes[i].Value.(*transaction.OracleResponse).ID
@ -472,7 +472,7 @@ func (o *Oracle) getOriginalTxID(d dao.DAO, tx *transaction.Transaction) util.Ui
}
// getRequests returns all requests which have not been finished yet.
func (o *Oracle) getRequests(d dao.DAO) (map[uint64]*state.OracleRequest, error) {
func (o *Oracle) getRequests(d *dao.Simple) (map[uint64]*state.OracleRequest, error) {
arr, err := d.GetStorageItemsWithPrefix(o.ID, prefixRequest)
if err != nil {
return nil, err
@ -504,12 +504,12 @@ func makeIDListKey(url string) []byte {
return append(prefixIDList, hash.Hash160([]byte(url)).BytesBE()...)
}
func (o *Oracle) getConvertibleFromDAO(d dao.DAO, key []byte, item stackitem.Convertible) error {
func (o *Oracle) getConvertibleFromDAO(d *dao.Simple, key []byte, item stackitem.Convertible) error {
return getConvertibleFromDAO(o.ID, d, key, item)
}
// updateCache updates cached Oracle values if they've been changed.
func (o *Oracle) updateCache(d dao.DAO) error {
func (o *Oracle) updateCache(d *dao.Simple) error {
orc, _ := o.Module.Load().(services.Oracle)
if orc == nil {
return nil

12
pkg/core/native/policy.go
View file

@ -182,7 +182,7 @@ func (p *Policy) getFeePerByte(ic *interop.Context, _ []stackitem.Item) stackite
}
// GetFeePerByteInternal returns required transaction's fee per byte.
func (p *Policy) GetFeePerByteInternal(dao dao.DAO) int64 {
func (p *Policy) GetFeePerByteInternal(dao *dao.Simple) int64 {
p.lock.RLock()
defer p.lock.RUnlock()
if p.isValid {
@ -192,7 +192,7 @@ func (p *Policy) GetFeePerByteInternal(dao dao.DAO) int64 {
}
// GetMaxVerificationGas returns maximum gas allowed to be burned during verificaion.
func (p *Policy) GetMaxVerificationGas(_ dao.DAO) int64 {
func (p *Policy) GetMaxVerificationGas(_ *dao.Simple) int64 {
if p.isValid {
return p.maxVerificationGas
}
@ -204,7 +204,7 @@ func (p *Policy) getExecFeeFactor(ic *interop.Context, _ []stackitem.Item) stack
}
// GetExecFeeFactorInternal returns current execution fee factor.
func (p *Policy) GetExecFeeFactorInternal(d dao.DAO) int64 {
func (p *Policy) GetExecFeeFactorInternal(d *dao.Simple) int64 {
p.lock.RLock()
defer p.lock.RUnlock()
if p.isValid {
@ -235,7 +235,7 @@ func (p *Policy) isBlocked(ic *interop.Context, args []stackitem.Item) stackitem
}
// IsBlockedInternal checks whether provided account is blocked.
func (p *Policy) IsBlockedInternal(dao dao.DAO, hash util.Uint160) bool {
func (p *Policy) IsBlockedInternal(dao *dao.Simple, hash util.Uint160) bool {
p.lock.RLock()
defer p.lock.RUnlock()
if p.isValid {
@ -257,7 +257,7 @@ func (p *Policy) getStoragePrice(ic *interop.Context, _ []stackitem.Item) stacki
}
// GetStoragePriceInternal returns current execution fee factor.
func (p *Policy) GetStoragePriceInternal(d dao.DAO) int64 {
func (p *Policy) GetStoragePriceInternal(d *dao.Simple) int64 {
p.lock.RLock()
defer p.lock.RUnlock()
if p.isValid {
@ -341,7 +341,7 @@ func (p *Policy) unblockAccount(ic *interop.Context, args []stackitem.Item) stac
// CheckPolicy checks whether transaction conforms to current policy restrictions
// like not being signed by blocked account or not exceeding block-level system
// fee limit.
func (p *Policy) CheckPolicy(d dao.DAO, tx *transaction.Transaction) error {
func (p *Policy) CheckPolicy(d *dao.Simple, tx *transaction.Transaction) error {
for _, signer := range tx.Signers {
if p.IsBlockedInternal(d, signer.Account) {
return fmt.Errorf("account %s is blocked", signer.Account.StringLE())

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

@ -15,7 +15,7 @@ import (
var intOne = big.NewInt(1)
var intTwo = big.NewInt(2)
func getConvertibleFromDAO(id int32, d dao.DAO, key []byte, conv stackitem.Convertible) error {
func getConvertibleFromDAO(id int32, d *dao.Simple, key []byte, conv stackitem.Convertible) error {
si := d.GetStorageItem(id, key)
if si == nil {
return storage.ErrKeyNotFound
@ -23,7 +23,7 @@ func getConvertibleFromDAO(id int32, d dao.DAO, key []byte, conv stackitem.Conve
return stackitem.DeserializeConvertible(si, conv)
}
func putConvertibleToDAO(id int32, d dao.DAO, key []byte, conv stackitem.Convertible) error {
func putConvertibleToDAO(id int32, d *dao.Simple, key []byte, conv stackitem.Convertible) error {
data, err := stackitem.SerializeConvertible(conv)
if err != nil {
return err
@ -32,11 +32,11 @@ func putConvertibleToDAO(id int32, d dao.DAO, key []byte, conv stackitem.Convert
return nil
}
func setIntWithKey(id int32, dao dao.DAO, key []byte, value int64) {
func setIntWithKey(id int32, dao *dao.Simple, key []byte, value int64) {
dao.PutStorageItem(id, key, bigint.ToBytes(big.NewInt(value)))
}
func getIntWithKey(id int32, dao dao.DAO, key []byte) int64 {
func getIntWithKey(id int32, dao *dao.Simple, key []byte) int64 {
si := dao.GetStorageItem(id, key)
if si == nil {
panic(fmt.Errorf("item with id = %d and key = %s is not initialized", id, hex.EncodeToString(key)))