ethconfig

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

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

	Pruning        bool // Whether to disable pruning and flush everything to disk
	SnapshotAsync  bool // Whether to generate the initial snapshot in async mode
	SnapshotVerify bool // Whether to verify generated snapshots

	// Whitelist of required block number -> hash values to accept
	Whitelist map[uint64]common.Hash `toml:"-"`

	// 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

	// 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

	TrieCleanCache int
	TrieDirtyCache int
	SnapshotCache  int
	Preimages      bool

	// Mining options
	Miner miner.Config

	// Transaction pool options
	TxPool core.TxPoolConfig

	// Gas Price Oracle options
	GPO gasprice.Config

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

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

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

	// RPCEVMTimeout is the global timeout for eth-call.
	RPCEVMTimeout time.Duration

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

	// AllowUnfinalizedQueries allow unfinalized queries
	AllowUnfinalizedQueries bool

	// AllowUnprotectedTxs allow unprotected transactions to be locally issued.
	// Unprotected transactions are transactions that are signed without EIP-155
	// replay protection.
	AllowUnprotectedTxs bool

	// OfflinePruning enables offline pruning on startup of the node. If a node is started
	// with this configuration option, it must finish pruning before resuming normal operation.
	OfflinePruning                bool
	OfflinePruningBloomFilterSize uint64
	OfflinePruningDataDirectory   string
}