execution_config.go

// Copyright (C) 2019-2024, Ava Labs, Inc. All rights reserved.
// See the file LICENSE for licensing terms.

package config

import (
	"encoding/json"
	"time"

	"github.com/ava-labs/avalanchego/utils/units"
)

var DefaultExecutionConfig = ExecutionConfig{
	Network:                      DefaultNetworkConfig,
	BlockCacheSize:               64 * units.MiB,
	TxCacheSize:                  128 * units.MiB,
	TransformedSubnetTxCacheSize: 4 * units.MiB,
	RewardUTXOsCacheSize:         2048,
	ChainCacheSize:               2048,
	ChainDBCacheSize:             2048,
	BlockIDCacheSize:             8192,
	FxOwnerCacheSize:             4 * units.MiB,
	SubnetManagerCacheSize:       4 * units.MiB,
	ChecksumsEnabled:             false,
	MempoolPruneFrequency:        30 * time.Minute,
}

// ExecutionConfig provides execution parameters of PlatformVM
type ExecutionConfig struct {
	Network                      NetworkConfig `json:"network"`
	BlockCacheSize               int           `json:"block-cache-size"`
	TxCacheSize                  int           `json:"tx-cache-size"`
	TransformedSubnetTxCacheSize int           `json:"transformed-subnet-tx-cache-size"`
	RewardUTXOsCacheSize         int           `json:"reward-utxos-cache-size"`
	ChainCacheSize               int           `json:"chain-cache-size"`
	ChainDBCacheSize             int           `json:"chain-db-cache-size"`
	BlockIDCacheSize             int           `json:"block-id-cache-size"`
	FxOwnerCacheSize             int           `json:"fx-owner-cache-size"`
	SubnetManagerCacheSize       int           `json:"subnet-manager-cache-size"`
	ChecksumsEnabled             bool          `json:"checksums-enabled"`
	MempoolPruneFrequency        time.Duration `json:"mempool-prune-frequency"`
}

// GetExecutionConfig returns an ExecutionConfig
// input is unmarshalled into an ExecutionConfig previously
// initialized with default values
func GetExecutionConfig(b []byte) (*ExecutionConfig, error) {
	ec := DefaultExecutionConfig

	// if bytes are empty keep default values
	if len(b) == 0 {
		return &ec, nil
	}

	return &ec, json.Unmarshal(b, &ec)
}