contract

package
v1.4.1 Latest Latest
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 Go to latest Published: Mar 21, 2024 License: Apache-2.0 Imports: 32 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	CTypeNone = iota
	CTypeTransfer
	CTypeDeploy
	CTypeCall
	CTypePatch
	CTypeDeposit
)
View Source 
const (
	FileSizeLimit    = 1 * 1024 * 1024
	ContentSizeLimit = 2 * 1024 * 1024
)
View Source 
const (
	DataTypeCall    = "call"
	DataTypeMessage = "message"
	DataTypeDeploy  = "deploy"
	DataTypeDeposit = "deposit"
	DataTypePatch   = "patch"
	DataTypeDSR     = "dsr" // for double sign report(DSR)
)
View Source 
const (
	DepositActionAdd      = "add"
	DepositActionWithdraw = "withdraw"
)
View Source 
const (
	PreparingContractError = iota + errors.CodeService + 200
	NoAvailableProxy
)
View Source 
const (
	EventRevisionSet  = "RevisionSet(int)"
	EventStepPriceSet = "StepPriceSet(int)"
	EventStepCostSet  = "StepCostSet(str,int)"

	EventMaxStepLimitSet       = "MaxStepLimitSet(str,int)"
	EventTimestampThresholdSet = "TimestampThresholdSet(int)"
)
View Source 
const (
	CID_CHAIN = ""
)
View Source 
const DSContextHistoryLimit = 20
View Source 
const (
	FUNC_PREFIX = "Ex_"
)
View Source 
const HandleDoubleSignReport = "handleDoubleSignReport"

HandleDoubleSignReport has name of method of chain SCORE to handle double sign report. Its signature looks like "handleDoubleSignReport(type:str,height:int,signer:Address)".

View Source 
const (
	InterCallLimit = 1024
)
View Source 
const (
	PropInitialSnapshot = "transition.initialSnapshot"
)

Variables

This section is empty.

Functions

func AssignAddress added in v0.9.8 

func AssignAddress(dstValue reflect.Value, srcValue *common.Address) error

func AssignBool added in v0.9.8 

func AssignBool(dstValue reflect.Value, srcValue bool) error

func AssignBytes added in v0.9.8 

func AssignBytes(dstValue reflect.Value, srcValue []byte) error

func AssignDict added in v0.9.8 

func AssignDict(dstValue reflect.Value, srcValue map[string]interface{}) error

func AssignHexInt added in v0.9.8 

func AssignHexInt(dstValue reflect.Value, srcValue *common.HexInt) error

func AssignList added in v0.9.8 

func AssignList(dstValue reflect.Value, srcValue []interface{}) error

func AssignParameter added in v0.9.8 

func AssignParameter(dstValue reflect.Value, value interface{}) error

func AssignString added in v0.9.8 

func AssignString(dstValue reflect.Value, srcValue string) error

func CheckMethod 

func CheckMethod(obj SystemScore, methodInfo *scoreapi.Info) error

func CheckStruct added in v0.9.4 

func CheckStruct(t reflect.Type, fields []scoreapi.Field) error

func CheckType added in v0.9.4 

func CheckType(t reflect.Type, mt scoreapi.DataType, fields []scoreapi.Field) error

func DeployAndInstallSystemSCORE added in v0.9.1 

func DeployAndInstallSystemSCORE(cc CallContext, contentID string, owner, to module.Address, param []byte, tid []byte) error

func GetMaxStepLimit added in v1.4.0 

func GetMaxStepLimit(cc CallContext, name string) *big.Int

GetMaxStepLimit returns MaxStepLimit for specified operation

func GetRevision added in v1.4.0 

func GetRevision(cc CallContext) int

func GetStepCost added in v1.4.0 

func GetStepCost(cc CallContext, name string) *big.Int

func GetStepCosts added in v1.4.0 

func GetStepCosts(cc CallContext) map[string]any

func GetStepPrice added in v1.4.0 

func GetStepPrice(cc CallContext) *big.Int

func GetTimestampThreshold added in v1.4.0 

func GetTimestampThreshold(cc CallContext) int64

func Invoke 

func Invoke(score SystemScore, method string, paramObj *codec.TypedObj) (status error, result *codec.TypedObj, steps *big.Int)

func IsCallableDataType added in v0.9.8 

func IsCallableDataType(dt *string) bool

func NewContext 

func NewContext(
	wc state.WorldContext,
	cm ContractManager,
	eem eeproxy.Manager,
	chain module.Chain,
	log log.Logger,
	ti *module.TraceInfo,
	eep eeproxy.RequestPriority,
) *context

func NewFrame 

func NewFrame(p *callFrame, h ContractHandler, l *big.Int, ro bool, logger *trace.Logger) *callFrame

func RegisterSystemScore added in v0.9.1 

func RegisterSystemScore(id string, m *SystemScoreModule)

func RoundLimitFactorToRound 

func RoundLimitFactorToRound(validator int, factor int64) int64

func SetMaxStepLimit added in v1.4.0 

func SetMaxStepLimit(cc CallContext, name string, cost *big.Int) (bool, error)

func SetRevision added in v1.4.0 

func SetRevision(cc CallContext, revision int, ignoreSame bool) (int, error)

SetRevision set revision value in system storage. then returns old value on success. If a new revision is smaller than the current, then it returns InvalidParameterError If the revision is changed, then it emits proper events Otherwise, it returns old revision value.

func SetStepCost added in v1.4.0 

func SetStepCost(cc CallContext, name string, cost *big.Int, prune bool) (bool, error)

func SetStepPrice added in v1.4.0 

func SetStepPrice(cc CallContext, price *big.Int) (bool, error)

func SetTimestampThreshold added in v1.4.0 

func SetTimestampThreshold(cc CallContext, value int64) (bool, error)

Types

type AcceptHandler 

type AcceptHandler struct {
	*CommonHandler
	// contains filtered or unexported fields
}

func NewAcceptHandler added in v0.9.1 

func NewAcceptHandler(ch *CommonHandler, txHash []byte, auditTxHash []byte) *AcceptHandler

func (*AcceptHandler) ExecuteSync 

func (h *AcceptHandler) ExecuteSync(cc CallContext) (err error, obj *codec.TypedObj, addr module.Address)

func (*AcceptHandler) Prepare 

func (h *AcceptHandler) Prepare(ctx Context) (state.WorldContext, error)

It's never called

type AsyncContractHandler 

type AsyncContractHandler interface {
	ContractHandler
	ExecuteAsync(cc CallContext) error
	SendResult(status error, steps *big.Int, result *codec.TypedObj) error
	Dispose()

	EEType() state.EEType
	eeproxy.CallContext
}

type CallContext 

type CallContext interface {
	Context
	ReadOnlyMode() bool
	Call(handler ContractHandler, limit *big.Int) (error, *big.Int, *codec.TypedObj, module.Address)
	OnResult(status error, flags ResultFlag, stepUsed *big.Int, result *codec.TypedObj, addr module.Address)
	OnCall(handler ContractHandler, limit *big.Int)
	OnEvent(addr module.Address, indexed, data [][]byte)
	OnBTPMessage(nid int64, message []byte)
	GetBalance(module.Address) *big.Int
	ReserveExecutor() error
	GetProxy(eeType state.EEType) eeproxy.Proxy
	Dispose()
	StepUsed() *big.Int
	SumOfStepUsed() *big.Int
	StepAvailable() *big.Int
	ApplySteps(t state.StepType, n int) bool
	ApplyCallSteps() error
	DeductSteps(s *big.Int) bool
	ResetStepLimit(s *big.Int)
	GetEventLogs(r txresult.Receipt)
	GetBTPMessages(r txresult.Receipt)
	EnterReadOnlyMode()
	SetFrameCodeID(id []byte)
	GetLastEIDOf(id []byte) int
	NewExecution() int
	GetReturnEID() int
	FrameID() int
	FrameLogger() *trace.Logger
	GetCustomLogs(name string, ot reflect.Type) CustomLogs
	SetFeeProportion(addr module.Address, portion int)
	RedeemSteps(s *big.Int) (*big.Int, error)
	GetRedeemLogs(r txresult.Receipt) bool
	ClearRedeemLogs()
	DoIOTask(func())
	ResultFlags() ResultFlag
}

func NewCallContext 

func NewCallContext(ctx Context, limit *big.Int, isQuery bool) CallContext

type CallHandler 

type CallHandler struct {
	*CommonHandler
	// contains filtered or unexported fields
}

func (*CallHandler) AllowExtra added in v0.9.6 

func (h *CallHandler) AllowExtra()

func (*CallHandler) ArrayDBContains added in v0.9.10 

func (h *CallHandler) ArrayDBContains(prefix, value []byte, limit int64) (bool, int, int, error)

func (*CallHandler) DeleteValue 

func (h *CallHandler) DeleteValue(key []byte) ([]byte, error)

func (*CallHandler) Dispose 

func (h *CallHandler) Dispose()

func (*CallHandler) DoExecuteAsync added in v0.9.4 

func (h *CallHandler) DoExecuteAsync(cc CallContext, ch eeproxy.CallContext, store containerdb.BytesStoreState) (err error)

func (*CallHandler) EEType 

func (h *CallHandler) EEType() state.EEType

func (*CallHandler) ExecuteAsync 

func (h *CallHandler) ExecuteAsync(cc CallContext) (err error)

func (*CallHandler) GetBalance 

func (h *CallHandler) GetBalance(addr module.Address) *big.Int

func (*CallHandler) GetInfo 

func (h *CallHandler) GetInfo() *codec.TypedObj

func (*CallHandler) GetMethodName added in v0.9.6 

func (h *CallHandler) GetMethodName() string

func (*CallHandler) GetObjGraph 

func (h *CallHandler) GetObjGraph(flags bool) (int, []byte, []byte, error)

func (*CallHandler) GetValue 

func (h *CallHandler) GetValue(key []byte) ([]byte, error)

func (*CallHandler) OnAPI 

func (h *CallHandler) OnAPI(status error, info *scoreapi.Info)

func (*CallHandler) OnCall 

func (h *CallHandler) OnCall(from, to module.Address, value,
	limit *big.Int, dataType string, dataObj *codec.TypedObj,
)

func (*CallHandler) OnEvent 

func (h *CallHandler) OnEvent(addr module.Address, indexed, data [][]byte) error

func (*CallHandler) OnResult 

func (h *CallHandler) OnResult(status error, flag int, steps *big.Int, result *codec.TypedObj)

func (*CallHandler) OnSetFeeProportion added in v0.9.3 

func (h *CallHandler) OnSetFeeProportion(portion int)

func (*CallHandler) Prepare 

func (h *CallHandler) Prepare(ctx Context) (state.WorldContext, error)

func (*CallHandler) SendResult 

func (h *CallHandler) SendResult(status error, steps *big.Int, result *codec.TypedObj) error

func (*CallHandler) SetCode 

func (h *CallHandler) SetCode(code []byte) error

func (*CallHandler) SetObjGraph 

func (h *CallHandler) SetObjGraph(flags bool, nextHash int, objGraph []byte) error

func (*CallHandler) SetValue 

func (h *CallHandler) SetValue(key []byte, value []byte) ([]byte, error)

func (*CallHandler) TLogDone added in v0.9.7 

func (h *CallHandler) TLogDone(status error, steps *big.Int, result *codec.TypedObj)

func (*CallHandler) TLogStart added in v0.9.7 

func (h *CallHandler) TLogStart()

type CommonHandler 

type CommonHandler struct {
	From, To module.Address
	Value    *big.Int
	Log      *trace.Logger
	// contains filtered or unexported fields
}

func NewCommonHandler added in v0.9.1 

func NewCommonHandler(from, to module.Address, value *big.Int, call bool, log log.Logger) *CommonHandler

func (*CommonHandler) ApplyCallSteps added in v0.9.10 

func (h *CommonHandler) ApplyCallSteps(cc CallContext) error

func (*CommonHandler) ApplyStepsForInterCall added in v0.9.4 

func (h *CommonHandler) ApplyStepsForInterCall(cc CallContext) error

func (*CommonHandler) Logger 

func (h *CommonHandler) Logger() log.Logger

func (*CommonHandler) Prepare 

func (h *CommonHandler) Prepare(ctx Context) (state.WorldContext, error)

func (*CommonHandler) SetTraceLogger added in v1.2.4 

func (h *CommonHandler) SetTraceLogger(logger *trace.Logger)

func (*CommonHandler) TraceLogger added in v1.2.4 

func (h *CommonHandler) TraceLogger() *trace.Logger

type ContentBytes added in v0.9.6 

type ContentBytes struct {
	Bytes []byte
	JSON  []byte
}

func (*ContentBytes) Count added in v0.9.6 

func (c *ContentBytes) Count(revision module.Revision) int

func (*ContentBytes) GetBytes added in v0.9.6 

func (c *ContentBytes) GetBytes() []byte

func (*ContentBytes) UnmarshalJSON added in v0.9.6 

func (c *ContentBytes) UnmarshalJSON(b []byte) error

type Context 

type Context interface {
	state.WorldContext
	TransactionTimeout() time.Duration
	ContractManager() ContractManager
	EEManager() eeproxy.Manager
	GetPreInstalledScore(id string) ([]byte, error)
	AddSyncRequest(id db.BucketID, key []byte)
	Logger() log.Logger
	GetTraceLogger(phase module.ExecutionPhase) *trace.Logger
	PatchDecoder() module.PatchDecoder
	TraceInfo() *module.TraceInfo
	ChainID() int
	GetProperty(name string) interface{}
	SetProperty(name string, value interface{})
	GetEnabledEETypes() state.EETypes
	EEPriority() eeproxy.RequestPriority
}

type ContractHandler 

type ContractHandler interface {
	Prepare(ctx Context) (state.WorldContext, error)
	SetTraceLogger(logger *trace.Logger)
	TraceLogger() *trace.Logger
}

type ContractManager 

type ContractManager interface {
	DefaultEnabledEETypes() state.EETypes
	GenesisTo() module.Address
	GetHandler(from, to module.Address, value *big.Int, ctype int, data []byte) (ContractHandler, error)
	GetCallHandler(from, to module.Address, value *big.Int, ctype int, paramObj *codec.TypedObj) (ContractHandler, error)
	PrepareContractStore(ws state.WorldState, contract state.ContractState) (ContractStore, error)
	GetSystemScore(contentID string, cc CallContext, from module.Address, value *big.Int) (SystemScore, error)
	Logger() log.Logger
}

func NewContractManager 

func NewContractManager(db db.Database, contractDir string, log log.Logger) (ContractManager, error)

type ContractStore 

type ContractStore interface {
	WaitResult() (string, error)
	Dispose()
}

type CustomLogs added in v0.9.10 

type CustomLogs interface {
	Init(parent CustomLogs) CustomLogs
	Apply(data CustomLogs)
}

type DSContext added in v1.3.10 

type DSContext struct {
	Height int64
	Hash   []byte
}

type DSContextHistory added in v1.3.10 

type DSContextHistory []DSContext

func DSContextHistoryFromBytes added in v1.3.10 

func DSContextHistoryFromBytes(bs []byte) (DSContextHistory, error)

func (*DSContextHistory) Bytes added in v1.3.10 

func (h *DSContextHistory) Bytes() []byte

func (*DSContextHistory) FirstHeight added in v1.3.10 

func (h *DSContextHistory) FirstHeight() (int64, bool)

func (*DSContextHistory) Get added in v1.3.10 

func (h *DSContextHistory) Get(height int64) []byte

func (*DSContextHistory) Push added in v1.3.10 

func (h *DSContextHistory) Push(height int64, hash []byte) (bool, error)

type DSContextHistoryDB added in v1.3.10 

type DSContextHistoryDB struct {
	DSContextHistory
	// contains filtered or unexported fields
}

func NewDSContextHistoryDB added in v1.3.10 

func NewDSContextHistoryDB(as containerdb.BytesStoreState) (*DSContextHistoryDB, error)

func (*DSContextHistoryDB) Push added in v1.3.10 

func (h *DSContextHistoryDB) Push(height int64, hash []byte) error

type DSRHandler added in v1.3.10 

type DSRHandler struct {
	*CommonHandler
	// contains filtered or unexported fields
}

func NewDSRHandler added in v1.3.10 

func NewDSRHandler(from module.Address, dsr *DoubleSignReport, logger log.Logger) *DSRHandler

func (*DSRHandler) DoExecuteSync added in v1.3.10 

func (h *DSRHandler) DoExecuteSync(cc CallContext) (error, *codec.TypedObj, module.Address)

func (*DSRHandler) ExecuteSync added in v1.3.10 

func (h *DSRHandler) ExecuteSync(cc CallContext) (err error, ro *codec.TypedObj, _ module.Address)

func (*DSRHandler) Prepare added in v1.3.13 

func (h *DSRHandler) Prepare(ctx Context) (state.WorldContext, error)

type DataCallJSON 

type DataCallJSON struct {
	Method string          `json:"method"`
	Params json.RawMessage `json:"params"`
}

func ParseCallData 

func ParseCallData(data []byte) (*DataCallJSON, error)

type DeployData 

type DeployData struct {
	ContentType string          `json:"contentType"`
	Content     *ContentBytes   `json:"content"`
	Params      json.RawMessage `json:"params"`
}

func ParseDeployData 

func ParseDeployData(data []byte) (*DeployData, error)

type DeployHandler 

type DeployHandler struct {
	*CommonHandler
	// contains filtered or unexported fields
}

func NewDeployHandlerForPreInstall 

func NewDeployHandlerForPreInstall(owner, scoreAddr module.Address, contentType string,
	content []byte, params *json.RawMessage, log log.Logger,
) *DeployHandler

func (*DeployHandler) DoExecuteSync added in v0.9.10 

func (h *DeployHandler) DoExecuteSync(cc CallContext) (error, *codec.TypedObj, module.Address)

func (*DeployHandler) ExecuteSync 

func (h *DeployHandler) ExecuteSync(cc CallContext) (err error, ro *codec.TypedObj, score module.Address)

func (*DeployHandler) Prepare 

func (h *DeployHandler) Prepare(ctx Context) (state.WorldContext, error)

type DepositHandler added in v0.9.3 

type DepositHandler struct {
	*CommonHandler
	// contains filtered or unexported fields
}

func (*DepositHandler) ExecuteSync added in v0.9.3 

func (h *DepositHandler) ExecuteSync(cc CallContext) (err error, ro *codec.TypedObj, addr module.Address)

func (*DepositHandler) Prepare added in v0.9.3 

func (h *DepositHandler) Prepare(ctx Context) (state.WorldContext, error)

type DepositJSON added in v0.9.3 

type DepositJSON struct {
	Action string           `json:"action"`
	ID     *common.HexBytes `json:"id,omitempty"`
	Amount *common.HexInt   `json:"amount,omitempty"`
}

func ParseDepositData added in v0.9.3 

func ParseDepositData(data []byte) (*DepositJSON, error)

type DoubleSignReport added in v1.3.10 

type DoubleSignReport struct {
	Type    string            `json:"type"`
	Data    []common.HexBytes `json:"data"`
	Context common.HexBytes   `json:"context"`
	// contains filtered or unexported fields
}

func NewDoubleSignReport added in v1.3.10 

func NewDoubleSignReport(data []module.DoubleSignData, context module.DoubleSignContext) *DoubleSignReport

func (*DoubleSignReport) Decode added in v1.3.10 

func (dsr *DoubleSignReport) Decode(wc state.WorldContext, force bool) ([]module.DoubleSignData, module.DoubleSignContext, error)

type FeePayer added in v1.2.9 

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

func (*FeePayer) ApplySteps added in v1.2.9 

func (p *FeePayer) ApplySteps(s *big.Int) *big.Int

func (*FeePayer) DelegateSteps added in v1.2.9 

func (p *FeePayer) DelegateSteps(s *big.Int)

func (*FeePayer) PaySteps added in v1.2.9 

func (p *FeePayer) PaySteps(ctx CallContext, steps *big.Int) (*big.Int, error)

type FeePayerInfo added in v1.2.9 

type FeePayerInfo []*FeePayer

func (*FeePayerInfo) Apply added in v1.2.9 

func (p *FeePayerInfo) Apply(p2 FeePayerInfo, steps *big.Int)

func (*FeePayerInfo) ClearLogs added in v1.2.9 

func (p *FeePayerInfo) ClearLogs()

func (*FeePayerInfo) GetLogs added in v1.2.9 

func (p *FeePayerInfo) GetLogs(r txresult.Receipt) bool

func (*FeePayerInfo) PaySteps added in v1.2.9 

func (p *FeePayerInfo) PaySteps(ctx CallContext, steps *big.Int) (*big.Int, error)

func (*FeePayerInfo) SetFeeProportion added in v1.2.9 

func (p *FeePayerInfo) SetFeeProportion(payer module.Address, portion int) error

type Patch 

type Patch struct {
	Type string `json:"type"`
	Data []byte `json:"data"`
}

func ParsePatchData 

func ParsePatchData(data []byte) (*Patch, error)

type ResultFlag added in v1.2.9 

type ResultFlag int
const (
	ResultForceRerun ResultFlag = 1 << iota
)

type SyncContractHandler 

type SyncContractHandler interface {
	ContractHandler
	ExecuteSync(cc CallContext) (error, *codec.TypedObj, module.Address)
}

type SystemScore 

type SystemScore interface {
	Install(param []byte) error
	Update(param []byte) error
	GetAPI() *scoreapi.Info
}

type SystemScoreModule 

type SystemScoreModule struct {
	New func(cid string, cc CallContext, from module.Address, value *big.Int) (SystemScore, error)
}

type TransferAndCallHandler 

type TransferAndCallHandler struct {
	*CallHandler
	// contains filtered or unexported fields
}

func (*TransferAndCallHandler) DoExecuteAsync added in v0.9.7 

func (h *TransferAndCallHandler) DoExecuteAsync(cc CallContext, ch eeproxy.CallContext, store containerdb.BytesStoreState) (err error)

func (*TransferAndCallHandler) ExecuteAsync 

func (h *TransferAndCallHandler) ExecuteAsync(cc CallContext) (err error)

func (*TransferAndCallHandler) Prepare 

func (h *TransferAndCallHandler) Prepare(ctx Context) (state.WorldContext, error)

type TransferHandler 

type TransferHandler struct {
	*CommonHandler
}

func (*TransferHandler) DoExecuteSync added in v0.9.4 

func (h *TransferHandler) DoExecuteSync(cc CallContext) (err error, ro *codec.TypedObj, addr module.Address)

func (*TransferHandler) ExecuteSync 

func (h *TransferHandler) ExecuteSync(cc CallContext) (err error, ro *codec.TypedObj, addr module.Address)

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