smartContract

package
v1.3.50 Latest Latest
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 Go to latest Published: Nov 20, 2022 License: GPL-3.0 Imports: 28 Imported by: 0

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Index

Constants

View Source 
const (
	// TooMuchGasProvidedMessage is the message for the too much gas provided error
	TooMuchGasProvidedMessage = "too much gas provided"
)

Variables

This section is empty.

Functions

func NewArgumentParser added in v1.0.133 

func NewArgumentParser() *argumentParser

NewArgumentParser creates a full argument parser component

func NewScQueryServiceDispatcher added in v1.1.18 

func NewScQueryServiceDispatcher(list []process.SCQueryService) (*scQueryServiceDispatcher, error)

NewScQueryServiceDispatcher returns a smart contract query service dispatcher that for each function call will forward the request towards the provided list in a round-robin fashion

func NewSmartContractProcessor 

func NewSmartContractProcessor(args ArgsNewSmartContractProcessor) (*scProcessor, error)

NewSmartContractProcessor creates a smart contract processor that creates and interprets VM data

Types

type ArgsNewSCQueryService added in v1.1.62 

type ArgsNewSCQueryService struct {
	VmContainer              process.VirtualMachinesContainer
	EconomicsFee             process.FeeHandler
	BlockChainHook           process.BlockChainHookHandler
	BlockChain               data.ChainHandler
	ArwenChangeLocker        common.Locker
	Bootstrapper             process.Bootstrapper
	AllowExternalQueriesChan chan struct{}
	MaxGasLimitPerQuery      uint64
}

ArgsNewSCQueryService defines the arguments needed for the sc query service

type ArgsNewSmartContractProcessor 

type ArgsNewSmartContractProcessor struct {
	VmContainer         process.VirtualMachinesContainer
	ArgsParser          process.ArgumentsParser
	Hasher              hashing.Hasher
	Marshalizer         marshal.Marshalizer
	AccountsDB          state.AccountsAdapter
	BlockChainHook      process.BlockChainHookHandler
	BuiltInFunctions    vmcommon.BuiltInFunctionContainer
	PubkeyConv          core.PubkeyConverter
	ShardCoordinator    sharding.Coordinator
	ScrForwarder        process.IntermediateTransactionHandler
	TxFeeHandler        process.TransactionFeeHandler
	EconomicsFee        process.FeeHandler
	TxTypeHandler       process.TxTypeHandler
	GasHandler          process.GasHandler
	GasSchedule         core.GasScheduleNotifier
	TxLogsProcessor     process.TransactionLogProcessor
	BadTxForwarder      process.IntermediateTransactionHandler
	EnableEpochs        config.EnableEpochs
	EpochNotifier       process.EpochNotifier
	VMOutputCacher      storage.Cacher
	ArwenChangeLocker   common.Locker
	IsGenesisProcessing bool
}

ArgsNewSmartContractProcessor defines the arguments needed for new smart contract processor

type SCQueryService 

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

SCQueryService can execute Get functions over SC to fetch stored values

func NewSCQueryService 

func NewSCQueryService(
	args ArgsNewSCQueryService,
) (*SCQueryService, error)

NewSCQueryService returns a new instance of SCQueryService

func (*SCQueryService) Close added in v1.2.0 

func (service *SCQueryService) Close() error

Close closes all underlying components

func (*SCQueryService) ComputeScCallGasLimit 

func (service *SCQueryService) ComputeScCallGasLimit(tx *transaction.Transaction) (uint64, error)

ComputeScCallGasLimit will estimate how many gas a transaction will consume

func (*SCQueryService) ExecuteQuery 

func (service *SCQueryService) ExecuteQuery(query *process.SCQuery) (*vmcommon.VMOutput, error)

ExecuteQuery returns the VMOutput resulted upon running the function on the smart contract

func (*SCQueryService) IsInterfaceNil 

func (service *SCQueryService) IsInterfaceNil() bool

IsInterfaceNil returns true if there is no value under the interface

type TestScProcessor added in v1.1.27 

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

TestScProcessor extends scProcessor and is used in tests as it exposes some functions that are not supposed to be used in production code Exported functions simplify the reproduction of edge cases

func NewTestScProcessor added in v1.1.27 

func NewTestScProcessor(internalData *scProcessor) *TestScProcessor

NewTestScProcessor -

func (*TestScProcessor) CleanGasRefunded added in v1.1.27 

func (tsp *TestScProcessor) CleanGasRefunded()

CleanGasRefunded cleans the gas computation handler

func (TestScProcessor) DeploySmartContract added in v1.1.27 

func (sc TestScProcessor) DeploySmartContract(tx data.TransactionHandler, acntSnd state.UserAccountHandler) (vmcommon.ReturnCode, error)

DeploySmartContract processes the transaction, than deploy the smart contract into VM, final code is saved in account

func (TestScProcessor) EpochConfirmed added in v1.1.27 

func (sc TestScProcessor) EpochConfirmed(epoch uint32, _ uint64)

EpochConfirmed is called whenever a new epoch is confirmed

func (TestScProcessor) ExecuteBuiltInFunction added in v1.1.27 

func (sc TestScProcessor) ExecuteBuiltInFunction(
	tx data.TransactionHandler,
	acntSnd, acntDst state.UserAccountHandler,
) (vmcommon.ReturnCode, error)

ExecuteBuiltInFunction processes the transaction, executes the built in function call and subsequent results

func (TestScProcessor) ExecuteSmartContractTransaction added in v1.1.27 

func (sc TestScProcessor) ExecuteSmartContractTransaction(
	tx data.TransactionHandler,
	acntSnd, acntDst state.UserAccountHandler,
) (vmcommon.ReturnCode, error)

ExecuteSmartContractTransaction processes the transaction, call the VM and processes the SC call output

func (TestScProcessor) GasScheduleChange added in v1.1.27 

func (sc TestScProcessor) GasScheduleChange(gasSchedule map[string]map[string]uint64)

GasScheduleChange sets the new gas schedule where it is needed

func (*TestScProcessor) GetAllSCRs added in v1.1.27 

func (tsp *TestScProcessor) GetAllSCRs() []data.TransactionHandler

GetAllSCRs returns all generated scrs

func (*TestScProcessor) GetCompositeTestError added in v1.3.19 

func (tsp *TestScProcessor) GetCompositeTestError() error

GetCompositeTestError composes all errors found in the logs or by parsing the scr forwarder's contents

func (*TestScProcessor) GetGasRemaining added in v1.1.27 

func (tsp *TestScProcessor) GetGasRemaining() uint64

GetGasRemaining returns the remaining gas from the last transaction

func (TestScProcessor) IsInterfaceNil added in v1.1.27 

func (sc TestScProcessor) IsInterfaceNil() bool

IsInterfaceNil returns true if there is no value under the interface

func (TestScProcessor) IsPayable added in v1.1.27 

func (sc TestScProcessor) IsPayable(sndAddress []byte, recvAddress []byte) (bool, error)

IsPayable returns if address is payable, smart contract ca set to false

func (TestScProcessor) ProcessIfError added in v1.1.27 

func (sc TestScProcessor) ProcessIfError(
	acntSnd state.UserAccountHandler,
	txHash []byte,
	tx data.TransactionHandler,
	returnCode string,
	returnMessage []byte,
	snapshot int,
	gasLocked uint64,
) error

ProcessIfError creates a smart contract result, consumes the gas and returns the value to the user

func (TestScProcessor) ProcessSmartContractResult added in v1.1.27 

func (sc TestScProcessor) ProcessSmartContractResult(scr *smartContractResult.SmartContractResult) (vmcommon.ReturnCode, error)

ProcessSmartContractResult updates the account state from the smart contract result

Source Files

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