service

package
v0.9.7 Latest Latest
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 Go to latest Published: Jun 21, 2021 License: Apache-2.0 Imports: 27 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	DuplicateTransactionError errors.Code = iota + errors.CodeService
	TransactionPoolOverflowError
	ExpiredTransactionError
	FutureTransactionError
	TransitionInterruptedError
	InvalidTransactionError
	InvalidQueryError
	InvalidResultError
	NoActiveContractError
	NotContractAddressError
	InvalidPatchDataError
	CommittedTransactionError
)
View Source 
const (
	LogLevelNone = iota
	LogLevelMsg
	LogLevelDebug
)
View Source 
const (
	ReactorName     = "transaction"
	ReactorPriority = 4
)
View Source 
const (
	ConfigTXTimestampThresholdDefault = int64(5 * time.Minute / time.Microsecond)
	ConfigPatchTimestampThreshold     = int64(1 * time.Minute / time.Microsecond)
)
View Source 
const ConfigTransitionResultCacheEntryCount = 10
View Source 
const ConfigTransitionResultCacheEntrySize = 1024 * 1024
View Source 
const (
	RetryCount = 2
)

Variables

View Source 
var (
	ErrDuplicateTransaction    = errors.NewBase(DuplicateTransactionError, "DuplicateTransaction")
	ErrTransactionPoolOverFlow = errors.NewBase(TransactionPoolOverflowError, "TransactionPoolOverFlow")
	ErrExpiredTransaction      = errors.NewBase(ExpiredTransactionError, "ExpiredTransaction")
	ErrTransitionInterrupted   = errors.NewBase(TransitionInterruptedError, "TransitionInterrupted")
	ErrInvalidTransaction      = errors.NewBase(InvalidTransactionError, "InvalidTransaction")
	ErrCommittedTransaction    = errors.NewBase(CommittedTransactionError, "CommittedTransaction")
)

Functions

func CheckTxTimestamp 

func CheckTxTimestamp(min, max int64, tx transaction.Transaction) error

func DurationToTimestamp 

func DurationToTimestamp(d time.Duration) int64

func FinalizeTransition added in v0.9.6 

func FinalizeTransition(tr module.Transition, opt int, noFlush bool) error

FinalizeTransition finalize parts of transition result without updating other information of service manager. It's only for development purpose. So, normally it should not be used.

func Inspect 

func Inspect(c module.Chain, informal bool) map[string]interface{}

func NewInitTransition added in v0.9.6 

func NewInitTransition(
	db db.Database,
	result []byte,
	vl module.ValidatorList,
	cm contract.ContractManager,
	em eeproxy.Manager, chain module.Chain,
	logger log.Logger, plt Platform,
	tsc *TxTimestampChecker,
) (module.Transition, error)

NewInitTransition creates initial transition based on the last result. It's only for development purpose. So, normally it should not be used.

func NewManager 

func NewManager(chain module.Chain, nm module.NetworkManager,
	eem eeproxy.Manager, plt Platform, contractDir string,
) (module.ServiceManager, error)

func NewSyncTransition added in v0.9.7 

func NewSyncTransition(
	tr module.Transition,
	sm SyncManager,
	result []byte, vl []byte,
) module.Transition

func NewTransition added in v0.9.6 

func NewTransition(
	parent module.Transition,
	patchtxs module.TransactionList,
	normaltxs module.TransactionList,
	bi module.BlockInfo,
	csi module.ConsensusInfo,
	alreadyValidated bool,
) module.Transition

NewTransition creates new transition based on the parent to execute given transactions under given environments. It's only for development purpose. So, normally it should not be used.

func NewWorldSnapshot added in v0.9.6 

func NewWorldSnapshot(database db.Database, plt Platform, result []byte, vl module.ValidatorList) (state.WorldSnapshot, error)

func TimestampToDuration 

func TimestampToDuration(t int64) time.Duration

func TransactionTimestampThreshold 

func TransactionTimestampThreshold(wc state.WorldContext, g module.TransactionGroup) int64

Types

type ExecutionResult added in v0.9.4 

type ExecutionResult interface {
	PatchReceipts() module.ReceiptList
	NormalReceipts() module.ReceiptList
	TotalFee() *big.Int
	TotalSteps() *big.Int
}

func NewExecutionResult added in v0.9.4 

func NewExecutionResult(p, n module.ReceiptList, steps, fee *big.Int) ExecutionResult

type Monitor 

type Monitor interface {
	OnDropTx(n int, user bool)
	OnAddTx(n int, user bool)
	OnRemoveTx(n int, user bool)
	OnCommit(id []byte, ts time.Time, d time.Duration)
}

type Platform added in v0.9.1 

type Platform interface {
	NewContractManager(dbase db.Database, dir string, logger log.Logger) (contract.ContractManager, error)
	NewExtensionSnapshot(dbase db.Database, raw []byte) state.ExtensionSnapshot
	NewExtensionWithBuilder(builder merkle.Builder, raw []byte) state.ExtensionSnapshot
	OnExtensionSnapshotFinalization(ess state.ExtensionSnapshot, logger log.Logger)
	ToRevision(value int) module.Revision
	NewBaseTransaction(wc state.WorldContext) (module.Transaction, error)
	OnExecutionBegin(wc state.WorldContext, logger log.Logger) error
	OnExecutionEnd(wc state.WorldContext, er ExecutionResult, logger log.Logger) error
	Term()
}

type PoolCapacityMonitor 

type PoolCapacityMonitor interface {
	OnPoolCapacityUpdated(group module.TransactionGroup, size, used int)
}

type QueryHandler 

type QueryHandler struct {
	// contains filtered or unexported fields
}

func NewQueryHandler 

func NewQueryHandler(cm contract.ContractManager, to module.Address, data []byte) (*QueryHandler, error)

func (*QueryHandler) Query 

func (qh *QueryHandler) Query(ctx contract.Context) (interface{}, error)

type SyncManager added in v0.9.7 

type SyncManager interface {
	NewSyncer(ah, prh, nrh, vh, ed []byte) sync.Syncer
}

type TimestampRange 

type TimestampRange interface {
	CheckTx(tx transaction.Transaction) error
}

func NewDummyTimeStampRange 

func NewDummyTimeStampRange() TimestampRange

func NewTimestampRange 

func NewTimestampRange(bts int64, th int64) TimestampRange

func NewTxTimestampRangeFor 

func NewTxTimestampRangeFor(c state.WorldContext, g module.TransactionGroup) TimestampRange

type TransactionManager 

type TransactionManager struct {
	// contains filtered or unexported fields
}

func NewTransactionManager 

func NewTransactionManager(nid int, tsc *TxTimestampChecker, ptp *TransactionPool, ntp *TransactionPool, bk db.Bucket, logger log.Logger) *TransactionManager

func (*TransactionManager) Add 

func (m *TransactionManager) Add(tx transaction.Transaction, direct bool) error

func (*TransactionManager) AddAndWait 

func (m *TransactionManager) AddAndWait(tx transaction.Transaction) (
	<-chan interface{}, error,
)

func (*TransactionManager) Candidate 

func (m *TransactionManager) Candidate(
	g module.TransactionGroup, wc state.WorldContext, maxBytes, maxCount int,
) ([]module.Transaction, int)

func (*TransactionManager) FilterTransactions 

func (m *TransactionManager) FilterTransactions(g module.TransactionGroup, bloom *TxBloom, max int) []module.Transaction

func (*TransactionManager) GetBloomOf 

func (m *TransactionManager) GetBloomOf(g module.TransactionGroup) *TxBloom

func (*TransactionManager) HasTx 

func (m *TransactionManager) HasTx(id []byte) bool

func (*TransactionManager) Logger 

func (m *TransactionManager) Logger() log.Logger

func (*TransactionManager) NotifyFinalized 

func (m *TransactionManager) NotifyFinalized(
	l1 module.TransactionList, r1 module.ReceiptList,
	l2 module.TransactionList, r2 module.ReceiptList,
)

func (*TransactionManager) OnTxDrops 

func (m *TransactionManager) OnTxDrops(drops []TxDrop)

func (*TransactionManager) RemoveOldTxByBlockTS 

func (m *TransactionManager) RemoveOldTxByBlockTS(group module.TransactionGroup, bts int64)

func (*TransactionManager) RemoveTxs 

func (m *TransactionManager) RemoveTxs(
	g module.TransactionGroup, l module.TransactionList,
)

func (*TransactionManager) SetPoolCapacityMonitor 

func (m *TransactionManager) SetPoolCapacityMonitor(pcm PoolCapacityMonitor)

func (*TransactionManager) Wait 

func (m *TransactionManager) Wait(wc state.WorldContext, cb func()) bool

func (*TransactionManager) WaitResult 

func (m *TransactionManager) WaitResult(id []byte) (<-chan interface{}, error)

type TransactionPool 

type TransactionPool struct {
	// contains filtered or unexported fields
}

func NewTransactionPool 

func NewTransactionPool(group module.TransactionGroup, size int, txdb db.Bucket, m Monitor, log log.Logger) *TransactionPool

func (*TransactionPool) Add 

func (tp *TransactionPool) Add(tx transaction.Transaction, direct bool) error

return nil if tx is nil or tx is added to pool return ErrTransactionPoolOverFlow if pool is full

func (*TransactionPool) Candidate 

func (tp *TransactionPool) Candidate(wc state.WorldContext, maxBytes int, maxCount int) (
	[]module.Transaction, int,
)

It returns all candidates for a negative integer n.

func (*TransactionPool) CheckTxs 

func (tp *TransactionPool) CheckTxs(wc state.WorldContext) bool

func (*TransactionPool) DropOldTXs 

func (tp *TransactionPool) DropOldTXs(bts int64)

func (*TransactionPool) FilterTransactions 

func (tp *TransactionPool) FilterTransactions(bloom *TxBloom, max int) []module.Transaction

func (*TransactionPool) GetBloom 

func (tp *TransactionPool) GetBloom() *TxBloom

func (*TransactionPool) HasTx 

func (tp *TransactionPool) HasTx(tid []byte) bool

func (*TransactionPool) RemoveList 

func (tp *TransactionPool) RemoveList(txs module.TransactionList)

removeList remove transactions when transactions are finalized.

func (*TransactionPool) SetPoolCapacityMonitor 

func (tp *TransactionPool) SetPoolCapacityMonitor(pcm PoolCapacityMonitor)

func (*TransactionPool) SetTxManager 

func (tp *TransactionPool) SetTxManager(txm TxWaiterManager)

func (*TransactionPool) Size 

func (tp *TransactionPool) Size() int

func (*TransactionPool) Used 

func (tp *TransactionPool) Used() int

type TransactionReactor 

type TransactionReactor struct {
	// contains filtered or unexported fields
}

func NewTransactionReactor 

func NewTransactionReactor(nm module.NetworkManager, tm *TransactionManager) *TransactionReactor

func (*TransactionReactor) OnFailure 

func (r *TransactionReactor) OnFailure(err error, pi module.ProtocolInfo, b []byte)

func (*TransactionReactor) OnJoin 

func (r *TransactionReactor) OnJoin(id module.PeerID)

func (*TransactionReactor) OnLeave 

func (r *TransactionReactor) OnLeave(id module.PeerID)

func (*TransactionReactor) OnReceive 

func (r *TransactionReactor) OnReceive(subProtocol module.ProtocolInfo, buf []byte, peerId module.PeerID) (bool, error)

func (*TransactionReactor) PropagateTransaction 

func (r *TransactionReactor) PropagateTransaction(tx transaction.Transaction) error

func (*TransactionReactor) Start 

func (r *TransactionReactor) Start(wallet module.Wallet)

func (*TransactionReactor) Stop 

func (r *TransactionReactor) Stop()

type TransactionShare 

type TransactionShare struct {
	// contains filtered or unexported fields
}

func NewTransactionShare 

func NewTransactionShare(tm *TransactionManager) *TransactionShare

func (*TransactionShare) EnableTxRequest 

func (ts *TransactionShare) EnableTxRequest(yn bool)

func (*TransactionShare) HandleJoin 

func (ts *TransactionShare) HandleJoin(peer module.PeerID)

func (*TransactionShare) HandleLeave 

func (ts *TransactionShare) HandleLeave(peer module.PeerID)

func (*TransactionShare) HandleRequestTransaction 

func (ts *TransactionShare) HandleRequestTransaction(buf []byte, peer module.PeerID) (bool, error)

func (*TransactionShare) OnPoolCapacityUpdated 

func (ts *TransactionShare) OnPoolCapacityUpdated(group module.TransactionGroup, size, used int)

func (*TransactionShare) Start 

func (ts *TransactionShare) Start(handler module.ProtocolHandler, wallet module.Wallet)

func (*TransactionShare) Stop 

func (ts *TransactionShare) Stop()

type TxBloom 

type TxBloom struct {
	Bits  uint
	Bloom big.Int
}

func (*TxBloom) Add 

func (b *TxBloom) Add(id []byte)

func (*TxBloom) Contains 

func (b *TxBloom) Contains(id []byte) bool

func (*TxBloom) ContainsAllOf 

func (b *TxBloom) ContainsAllOf(b2 *TxBloom) bool

func (*TxBloom) Merge 

func (b *TxBloom) Merge(b2 *TxBloom)

type TxDrop 

type TxDrop struct {
	ID  []byte
	Err error
}

type TxTimestampChecker 

type TxTimestampChecker struct {
	// contains filtered or unexported fields
}

func NewTimestampChecker 

func NewTimestampChecker() *TxTimestampChecker

func (*TxTimestampChecker) CheckWithCurrent 

func (c *TxTimestampChecker) CheckWithCurrent(min int64, tx transaction.Transaction) error

func (*TxTimestampChecker) SetThreshold 

func (c *TxTimestampChecker) SetThreshold(d time.Duration)

func (*TxTimestampChecker) Threshold 

func (c *TxTimestampChecker) Threshold() int64

func (*TxTimestampChecker) TransactionThreshold 

func (c *TxTimestampChecker) TransactionThreshold(group module.TransactionGroup) int64

type TxWaiterManager 

type TxWaiterManager interface {
	OnTxDrops([]TxDrop)
}

Source Files

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Directories

Path Synopsis
platform
basic

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