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28750e5b0e
Co-authored-by: garwah <garwah@garwah> Co-authored-by: Matthias Seitz <matthias.seitz@outlook.de>
102 lines
3.4 KiB
Rust
102 lines
3.4 KiB
Rust
use reth_chainspec::{ChainSpec, DEV, HOLESKY, MAINNET, SEPOLIA};
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use reth_cli::chainspec::{parse_genesis, ChainSpecParser};
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use std::sync::Arc;
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/// Chains supported by reth. First value should be used as the default.
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pub const SUPPORTED_CHAINS: &[&str] = &["mainnet", "sepolia", "holesky", "dev"];
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/// Clap value parser for [`ChainSpec`]s.
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///
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/// The value parser matches either a known chain, the path
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/// to a json file, or a json formatted string in-memory. The json needs to be a Genesis struct.
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pub fn chain_value_parser(s: &str) -> eyre::Result<Arc<ChainSpec>, eyre::Error> {
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Ok(match s {
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"mainnet" => MAINNET.clone(),
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"sepolia" => SEPOLIA.clone(),
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"holesky" => HOLESKY.clone(),
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"dev" => DEV.clone(),
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_ => Arc::new(parse_genesis(s)?.into()),
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})
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}
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/// Ethereum chain specification parser.
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#[derive(Debug, Clone, Default)]
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#[non_exhaustive]
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pub struct EthereumChainSpecParser;
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impl ChainSpecParser for EthereumChainSpecParser {
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type ChainSpec = ChainSpec;
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const SUPPORTED_CHAINS: &'static [&'static str] = SUPPORTED_CHAINS;
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fn parse(s: &str) -> eyre::Result<Arc<ChainSpec>> {
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chain_value_parser(s)
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use reth_chainspec::EthereumHardforks;
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#[test]
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fn parse_known_chain_spec() {
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for &chain in EthereumChainSpecParser::SUPPORTED_CHAINS {
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assert!(<EthereumChainSpecParser as ChainSpecParser>::parse(chain).is_ok());
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}
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}
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#[test]
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fn parse_raw_chainspec_hardforks() {
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let s = r#"{
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"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
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"uncleHash": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
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"coinbase": "0x0000000000000000000000000000000000000000",
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"stateRoot": "0x76f118cb05a8bc558388df9e3b4ad66ae1f17ef656e5308cb8f600717251b509",
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"transactionsTrie": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
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"receiptTrie": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
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"bloom": "0x000...000",
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"difficulty": "0x00",
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"number": "0x00",
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"gasLimit": "0x016345785d8a0000",
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"gasUsed": "0x00",
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"timestamp": "0x01",
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"extraData": "0x00",
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"mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
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"nonce": "0x0000000000000000",
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"baseFeePerGas": "0x07",
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"withdrawalsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
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"blobGasUsed": "0x00",
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"excessBlobGas": "0x00",
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"parentBeaconBlockRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
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"requestsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
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"hash": "0xc20e1a771553139cdc77e6c3d5f64a7165d972d327eee9632c9c7d0fe839ded4",
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"alloc": {},
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"config": {
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"ethash": {},
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"chainId": 1,
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"homesteadBlock": 0,
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"daoForkSupport": true,
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"eip150Block": 0,
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"eip155Block": 0,
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"eip158Block": 0,
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"byzantiumBlock": 0,
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"constantinopleBlock": 0,
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"petersburgBlock": 0,
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"istanbulBlock": 0,
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"berlinBlock": 0,
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"londonBlock": 0,
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"terminalTotalDifficulty": 0,
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"shanghaiTime": 0,
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"cancunTime": 0,
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"pragueTime": 0
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}
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}"#;
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let spec = <EthereumChainSpecParser as ChainSpecParser>::parse(s).unwrap();
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assert!(spec.is_shanghai_active_at_timestamp(0));
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assert!(spec.is_cancun_active_at_timestamp(0));
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assert!(spec.is_prague_active_at_timestamp(0));
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}
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}
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