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chore(validator_client): Read genesis time and genesis validators root from eth2_network_config (#8638)

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#5019


  If there is a known eth2_network_config, we read the genesis time and validators root from the config.


Co-Authored-By: Jimmy Chu <898091+jimmychu0807@users.noreply.github.com>
This commit is contained in:
Jimmy Chu
2026-01-14 14:25:07 +08:00
committed by GitHub
parent c91345782a
commit f584521e85
3 changed files with 36 additions and 5 deletions
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10
common/eth2_config/src/lib.rs
View File

@@ -33,6 +33,8 @@ const HOLESKY_GENESIS_STATE_SOURCE: GenesisStateSource = GenesisStateSource::Url
checksum: "0xd750639607c337bbb192b15c27f447732267bf72d1650180a0e44c2d93a80741",
genesis_validators_root: "0x9143aa7c615a7f7115e2b6aac319c03529df8242ae705fba9df39b79c59fa8b1",
genesis_state_root: "0x0ea3f6f9515823b59c863454675fefcd1d8b4f2dbe454db166206a41fda060a0",
// ref: https://github.com/eth-clients/holesky/blob/main/README.md - Launch Epoch time
genesis_time: 1695902400,
};
const HOODI_GENESIS_STATE_SOURCE: GenesisStateSource = GenesisStateSource::Url {
@@ -44,6 +46,8 @@ const HOODI_GENESIS_STATE_SOURCE: GenesisStateSource = GenesisStateSource::Url {
checksum: "0x7f42257ef69e055496c964a753bb07e54001ccd57ab467ef72d67af086bcfce7",
genesis_validators_root: "0x212f13fc4df078b6cb7db228f1c8307566dcecf900867401a92023d7ba99cb5f",
genesis_state_root: "0x2683ebc120f91f740c7bed4c866672d01e1ba51b4cc360297138465ee5df40f0",
// ref: https://github.com/eth-clients/hoodi/blob/main/README.md - Launch Epoch time
genesis_time: 1742213400,
};
const CHIADO_GENESIS_STATE_SOURCE: GenesisStateSource = GenesisStateSource::Url {
@@ -52,6 +56,8 @@ const CHIADO_GENESIS_STATE_SOURCE: GenesisStateSource = GenesisStateSource::Url
checksum: "0xd4a039454c7429f1dfaa7e11e397ef3d0f50d2d5e4c0e4dc04919d153aa13af1",
genesis_validators_root: "0x9d642dac73058fbf39c0ae41ab1e34e4d889043cb199851ded7095bc99eb4c1e",
genesis_state_root: "0xa48419160f8f146ecaa53d12a5d6e1e6af414a328afdc56b60d5002bb472a077",
// ref: https://github.com/gnosischain/configs/blob/main/chiado/genesis.ssz
genesis_time: 1665396300,
};
/// The core configuration of a Lighthouse beacon node.
@@ -117,6 +123,10 @@ pub enum GenesisStateSource {
///
/// The format should be 0x-prefixed ASCII bytes.
genesis_state_root: &'static str,
/// The genesis time.
///
/// The format should be u64.
genesis_time: u64,
},
}

10
common/eth2_network_config/src/lib.rs
View File

@@ -133,6 +133,16 @@ impl Eth2NetworkConfig {
self.genesis_state_source != GenesisStateSource::Unknown
}
/// The `genesis_time` of the genesis state.
pub fn genesis_time<E: EthSpec>(&self) -> Result<Option<u64>, String> {
if let GenesisStateSource::Url { genesis_time, .. } = self.genesis_state_source {
Ok(Some(genesis_time))
} else {
self.get_genesis_state_from_bytes::<E>()
.map(|state| Some(state.genesis_time()))
}
}
/// The `genesis_validators_root` of the genesis state.
pub fn genesis_validators_root<E: EthSpec>(&self) -> Result<Option<Hash256>, String> {
if let GenesisStateSource::Url {

21
validator_client/src/lib.rs
View File

@@ -364,11 +364,22 @@ impl<E: EthSpec> ProductionValidatorClient<E> {
context.eth2_config.spec.clone(),
);
// Perform some potentially long-running initialization tasks.
let (genesis_time, genesis_validators_root) = tokio::select! {
tuple = init_from_beacon_node::<E>(&beacon_nodes, &proposer_nodes) => tuple?,
() = context.executor.exit() => return Err("Shutting down".to_string())
};
let (genesis_time, genesis_validators_root) =
if let Some(eth2_network_config) = context.eth2_network_config.as_ref() {
let time = eth2_network_config
.genesis_time::<E>()?
.ok_or("no genesis time")?;
let root = eth2_network_config
.genesis_validators_root::<E>()?
.ok_or("no genesis validators root")?;
(time, root)
} else {
// Perform some potentially long-running initialization tasks.
tokio::select! {
tuple = init_from_beacon_node::<E>(&beacon_nodes, &proposer_nodes) => tuple?,
() = context.executor.exit() => return Err("Shutting down".to_string()),
}
};
// Update the metrics server.
if let Some(ctx) = &validator_metrics_ctx {