Struct CustomChainSpec 

pub struct CustomChainSpec {
    pub inner: ChainSpec,
}

Fields

inner: ChainSpec

Implementations

impl CustomChainSpec

pub fn from_genesis(genesis: Genesis) -> Self

Creates a custom chain spec from a genesis file.

This parses the [ChainSpec] and adds the custom hardforks.

Trait Implementations

impl Clone for CustomChainSpec

fn clone(&self) -> CustomChainSpec

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for CustomChainSpec

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl EthChainSpec for CustomChainSpec

type Header = Header

The header type of the network.

fn chain(&self) -> Chain

Returns the [Chain] object this spec targets.

fn base_fee_params_at_timestamp(&self, timestamp: u64) -> BaseFeeParams

Get the [BaseFeeParams] for the chain at the given timestamp.

fn blob_params_at_timestamp(&self, timestamp: u64) -> Option<BlobParams>

Get the [BlobParams] for the given timestamp

fn deposit_contract(&self) -> Option<&DepositContract>

Returns the deposit contract data for the chain, if it’s present

fn genesis_hash(&self) -> B256

The genesis hash.

fn prune_delete_limit(&self) -> usize

The delete limit for pruner, per run.

fn display_hardforks(&self) -> Box<dyn Display>

Returns a string representation of the hardforks.

fn genesis_header(&self) -> &Self::Header

The genesis header.

fn genesis(&self) -> &Genesis

The genesis block specification.

fn bootnodes(&self) -> Option<Vec<NodeRecord>>

The bootnodes for the chain, if any.

fn final_paris_total_difficulty(&self) -> Option<U256>

Returns the final total difficulty if the Paris hardfork is known.

fn chain_id(&self) -> u64

Returns the chain id number

fn is_optimism(&self) -> bool

Returns true if this chain contains Optimism configuration.

fn is_ethereum(&self) -> bool

Returns true if this chain contains Ethereum configuration.

fn next_block_base_fee( &self, parent: &Self::Header, target_timestamp: u64, ) -> Option<u64>

See [calc_next_block_base_fee].

impl EthereumHardforks for CustomChainSpec

fn ethereum_fork_activation(&self, fork: EthereumHardfork) -> ForkCondition

Retrieves [ForkCondition] by an [EthereumHardfork]. If fork is not present, returns [ForkCondition::Never].

fn is_ethereum_fork_active_at_timestamp( &self, fork: EthereumHardfork, timestamp: u64, ) -> bool

Convenience method to check if an [EthereumHardfork] is active at a given timestamp.

fn is_ethereum_fork_active_at_block( &self, fork: EthereumHardfork, block_number: u64, ) -> bool

Convenience method to check if an [EthereumHardfork] is active at a given block number.

fn is_homestead_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::Homestead] is active at a given block number.

fn is_tangerine_whistle_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::Tangerine] is active at a given block number.

fn is_spurious_dragon_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::SpuriousDragon] is active at a given block number.

fn is_byzantium_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::Byzantium] is active at a given block number.

fn is_constantinople_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::Constantinople] is active at a given block number.

fn is_petersburg_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::Petersburg] is active at a given block number.

fn is_istanbul_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::Istanbul] is active at a given block number.

fn is_berlin_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::Berlin] is active at a given block number.

fn is_london_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::London] is active at a given block number.

fn is_paris_active_at_block(&self, block_number: u64) -> bool

Convenience method to check if [EthereumHardfork::Paris] is active at a given block number.

fn is_shanghai_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Shanghai] is active at a given timestamp.

fn is_cancun_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Cancun] is active at a given timestamp.

fn is_prague_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Prague] is active at a given timestamp.

fn is_osaka_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Osaka] is active at a given timestamp.

fn is_amsterdam_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Amsterdam] is active at a given timestamp.

fn is_bpo1_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Bpo1] is active at a given timestamp.

fn is_bpo2_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Bpo2] is active at a given timestamp.

fn is_bpo3_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Bpo3] is active at a given timestamp.

fn is_bpo4_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Bpo4] is active at a given timestamp.

fn is_bpo5_active_at_timestamp(&self, timestamp: u64) -> bool

Convenience method to check if [EthereumHardfork::Bpo5] is active at a given timestamp.

impl Hardforks for CustomChainSpec

fn fork<H: Hardfork>(&self, fork: H) -> ForkCondition

Retrieves [ForkCondition] from fork. If fork is not present, returns [ForkCondition::Never].

fn forks_iter(&self) -> impl Iterator<Item = (&dyn Hardfork, ForkCondition)>

Get an iterator of all hardforks with their respective activation conditions.

fn fork_id(&self, head: &Head) -> ForkId

Compute the [ForkId] for the given [Head] following eip-6122 spec

fn latest_fork_id(&self) -> ForkId

Returns the [ForkId] for the last fork.

fn fork_filter(&self, head: Head) -> ForkFilter

Creates a [ForkFilter] for the block described by [Head].

fn is_fork_active_at_timestamp<H>(&self, fork: H, timestamp: u64) -> bool

where H: Hardfork,

Convenience method to check if a fork is active at a given timestamp.

fn is_fork_active_at_block<H>(&self, fork: H, block_number: u64) -> bool

where H: Hardfork,

Convenience method to check if a fork is active at a given block number.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 2080 bytes