ethconfig

package
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Published: Apr 28, 2022 License: GPL-3.0 Imports: 20 Imported by: 0

Documentation

Overview

Package ethconfig contains the configuration of the ETH and LES protocols.

Index

Constants

This section is empty.

Variables

View Source
var Defaults = Config{
	SyncMode: downloader.FastSync,
	Ethash: ethash.Config{
		CacheDir:         "ethash",
		CachesInMem:      2,
		CachesOnDisk:     3,
		CachesLockMmap:   false,
		DatasetsInMem:    1,
		DatasetsOnDisk:   2,
		DatasetsLockMmap: false,
	},
	NetworkId:               1337,
	TxLookupLimit:           2350000,
	LightPeers:              100,
	UltraLightFraction:      75,
	DatabaseCache:           768,
	TrieCleanCache:          154,
	TrieCleanCacheJournal:   "triecache",
	TrieCleanCacheRejournal: 60 * time.Minute,
	TrieDirtyCache:          256,
	TrieTimeout:             60 * time.Minute,
	SnapshotCache:           102,
	Miner: miner.Config{
		GasFloor: params.MinGasLimit,
		GasCeil:  params.GenesisGasLimit,
		GasPrice: big.NewInt(params.GWei),
		Recommit: 3 * time.Second,
	},
	TxPool:      core.DefaultTxPoolConfig,
	RPCGasCap:   25000000,
	GPO:         FullNodeGPO,
	RPCTxFeeCap: 1,

	Istanbul: *istanbul.DefaultConfig,
}

Defaults contains default settings for use on the Ethereum main net.

View Source
var FullNodeGPO = gasprice.Config{
	Blocks:     20,
	Percentile: 60,
	MaxPrice:   gasprice.DefaultMaxPrice,
}

FullNodeGPO contains default gasprice oracle settings for full node.

View Source
var LightClientGPO = gasprice.Config{
	Blocks:     2,
	Percentile: 60,
	MaxPrice:   gasprice.DefaultMaxPrice,
}

LightClientGPO contains default gasprice oracle settings for light client.

Functions

func CreateConsensusEngine

func CreateConsensusEngine(stack *node.Node, chainConfig *params.ChainConfig, config *Config, notify []string, noverify bool, db ethdb.Database) consensus.Engine

CreateConsensusEngine creates a consensus engine for the given chain configuration.

Types

type Config

type Config struct {
	// The genesis block, which is inserted if the database is empty.
	// If nil, the Ethereum main net block is used.
	Genesis *core.Genesis `toml:",omitempty"`

	// Protocol options
	NetworkId uint64 // Network ID to use for selecting peers to connect to
	SyncMode  downloader.SyncMode

	// This can be set to list of enrtree:// URLs which will be queried for
	// for nodes to connect to.
	EthDiscoveryURLs  []string
	SnapDiscoveryURLs []string

	NoPruning  bool // Whether to disable pruning and flush everything to disk
	NoPrefetch bool // Whether to disable prefetching and only load state on demand

	TxLookupLimit uint64 `toml:",omitempty"` // The maximum number of blocks from head whose tx indices are reserved.

	// AuthorizationList of required block number -> hash values to accept
	AuthorizationList map[uint64]common.Hash `toml:"-"` // not in the TOML configuration

	// Light client options
	LightServ          int  `toml:",omitempty"` // Maximum percentage of time allowed for serving LES requests
	LightIngress       int  `toml:",omitempty"` // Incoming bandwidth limit for light servers
	LightEgress        int  `toml:",omitempty"` // Outgoing bandwidth limit for light servers
	LightPeers         int  `toml:",omitempty"` // Maximum number of LES client peers
	LightNoPrune       bool `toml:",omitempty"` // Whether to disable light chain pruning
	LightNoSyncServe   bool `toml:",omitempty"` // Whether to serve light clients before syncing
	SyncFromCheckpoint bool `toml:",omitempty"` // Whether to sync the header chain from the configured checkpoint

	// Ultra Light client options
	UltraLightServers      []string `toml:",omitempty"` // List of trusted ultra light servers
	UltraLightFraction     int      `toml:",omitempty"` // Percentage of trusted servers to accept an announcement
	UltraLightOnlyAnnounce bool     `toml:",omitempty"` // Whether to only announce headers, or also serve them

	// Database options
	SkipBcVersionCheck bool `toml:"-"`
	DatabaseHandles    int  `toml:"-"`
	DatabaseCache      int
	DatabaseFreezer    string

	TrieCleanCache          int
	TrieCleanCacheJournal   string        `toml:",omitempty"` // Disk journal directory for trie cache to survive node restarts
	TrieCleanCacheRejournal time.Duration `toml:",omitempty"` // Time interval to regenerate the journal for clean cache
	TrieDirtyCache          int
	TrieTimeout             time.Duration
	SnapshotCache           int
	Preimages               bool

	// Mining options
	Miner miner.Config

	// Ethash options
	Ethash ethash.Config

	// Transaction pool options
	TxPool core.TxPoolConfig

	// Gas Price Oracle options
	GPO gasprice.Config

	// Enables tracking of SHA3 preimages in the VM
	EnablePreimageRecording bool

	RaftMode             bool
	EnableNodePermission bool
	// Istanbul options
	Istanbul istanbul.Config

	// Miscellaneous options
	DocRoot string `toml:"-"`

	// Type of the EWASM interpreter ("" for default)
	EWASMInterpreter string

	// Type of the EVM interpreter ("" for default)
	EVMInterpreter string

	// RPCGasCap is the global gas cap for eth-call variants.
	RPCGasCap uint64 `toml:",omitempty"`

	// RPCTxFeeCap is the global transaction fee(price * gaslimit) cap for
	// send-transction variants. The unit is ether.
	RPCTxFeeCap float64 `toml:",omitempty"`

	// Checkpoint is a hardcoded checkpoint which can be nil.
	Checkpoint *params.TrustedCheckpoint `toml:",omitempty"`

	// CheckpointOracle is the configuration for checkpoint oracle.
	CheckpointOracle *params.CheckpointOracleConfig `toml:",omitempty"`

	// Berlin block override (TODO: remove after the fork)
	OverrideBerlin *big.Int `toml:",omitempty"`

	// Quorum
	// timeout value for call
	EVMCallTimeOut time.Duration

	// Quorum
	core.QuorumChainConfig `toml:"-"`

	// QuorumLight
	QuorumLightServer bool               `toml:",omitempty"`
	QuorumLightClient *QuorumLightClient `toml:",omitempty"`
}

Config contains configuration options for of the ETH and LES protocols.

func (Config) MarshalTOML

func (c Config) MarshalTOML() (interface{}, error)

MarshalTOML marshals as TOML.

func (*Config) UnmarshalTOML

func (c *Config) UnmarshalTOML(unmarshal func(interface{}) error) error

UnmarshalTOML unmarshals from TOML.

type QuorumLightClient

type QuorumLightClient struct {
	Use                      bool   `toml:",omitempty"`
	PSI                      string `toml:",omitempty"`
	TokenEnabled             bool   `toml:",omitempty"`
	TokenValue               string `toml:",omitempty"`
	TokenManagement          string `toml:",omitempty"`
	RPCTLS                   bool   `toml:",omitempty"`
	RPCTLSInsecureSkipVerify bool   `toml:",omitempty"`
	RPCTLSCACert             string `toml:",omitempty"`
	RPCTLSCert               string `toml:",omitempty"`
	RPCTLSKey                string `toml:",omitempty"`
	ServerNode               string `toml:",omitempty"`
	ServerNodeRPC            string `toml:",omitempty"`
}

func (*QuorumLightClient) Enabled

func (q *QuorumLightClient) Enabled() bool

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