computation

package
v0.29.0-stable-cadence-3 Latest Latest
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Published: Nov 8, 2022 License: AGPL-3.0 Imports: 27 Imported by: 5

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Constants

View Source
const (
	DefaultScriptLogThreshold       = 1 * time.Second
	DefaultScriptExecutionTimeLimit = 10 * time.Second

	MaxScriptErrorMessageSize = 1000 // 1000 chars

	ReusableCadenceRuntimePoolSize = 1000
)

Variables

This section is empty.

Functions

func GetUploaderEnabled added in v0.28.0

func GetUploaderEnabled() bool

func SetUploaderEnabled added in v0.25.0

func SetUploaderEnabled(enabled bool)

Types

type ComputationConfig added in v0.28.0

type ComputationConfig struct {
	CadenceTracing           bool
	ExtensiveTracing         bool
	ProgramsCacheSize        uint
	ScriptLogThreshold       time.Duration
	ScriptExecutionTimeLimit time.Duration

	// When NewCustomVirtualMachine is nil, the manager will create a standard
	// fvm virtual machine via fvm.NewVirtualMachine.  Otherwise, the manager
	// will create a virtual machine using this function.
	//
	// Note that this is primarily used for testing.
	NewCustomVirtualMachine func() computer.VirtualMachine
}

type ComputationManager

type ComputationManager interface {
	ExecuteScript(context.Context, []byte, [][]byte, *flow.Header, state.View) ([]byte, error)
	ComputeBlock(
		ctx context.Context,
		block *entity.ExecutableBlock,
		view state.View,
	) (*execution.ComputationResult, error)
	GetAccount(addr flow.Address, header *flow.Header, view state.View) (*flow.Account, error)
}

type Manager

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

Manager manages computation and execution

func New

func New(
	logger zerolog.Logger,
	metrics module.ExecutionMetrics,
	tracer module.Tracer,
	me module.Local,
	protoState protocol.State,
	vmCtx fvm.Context,
	committer computer.ViewCommitter,
	uploaders []uploader.Uploader,
	executionDataProvider *provider.Provider,
	params ComputationConfig,
) (*Manager, error)

func (*Manager) ComputeBlock

func (e *Manager) ComputeBlock(
	ctx context.Context,
	block *entity.ExecutableBlock,
	view state.View,
) (*execution.ComputationResult, error)

func (*Manager) ExecuteScript

func (e *Manager) ExecuteScript(
	ctx context.Context,
	code []byte,
	arguments [][]byte,
	blockHeader *flow.Header,
	view state.View,
) ([]byte, error)

func (*Manager) GetAccount

func (e *Manager) GetAccount(address flow.Address, blockHeader *flow.Header, view state.View) (*flow.Account, error)

func (*Manager) VM added in v0.28.0

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