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Add lcli eth1-genesis command

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This commit is contained in:
Paul Hauner
2019-11-28 13:20:58 +11:00
parent 291cf060d2
commit 0dd1d3d442
15 changed files with 249 additions and 108 deletions
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41
beacon_node/genesis/src/eth1_genesis_service.rs
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@@ -37,7 +37,31 @@ pub struct Eth1GenesisService {
impl Eth1GenesisService {
/// Creates a new service. Does not attempt to connect to the Eth1 node.
///
/// Modifies the given `config` to make it more suitable to the task of listening to genesis.
pub fn new(config: Eth1Config, log: Logger) -> Self {
let config = Eth1Config {
// Truncating the block cache makes searching for genesis more
// complicated.
block_cache_truncation: None,
// Scan large ranges of blocks when awaiting genesis.
blocks_per_log_query: 1_000,
// Only perform a single log request each time the eth1 node is
// polled.
//
// For small testnets this makes finding genesis much faster,
// as it usually happens within 1,000 blocks.
max_log_requests_per_update: Some(5),
// Only perform a single block request each time the eth1 node
// is polled.
//
// For small testnets, this is much faster as they do not have
// a `MIN_GENESIS_SECONDS`, so after `MIN_GENESIS_VALIDATOR_COUNT`
// has been reached only a single block needs to be read.
max_blocks_per_update: Some(5),
..config
};
Self {
core: Service::new(config, log),
highest_processed_block: Arc::new(Mutex::new(None)),
@@ -81,6 +105,7 @@ impl Eth1GenesisService {
let service_4 = service.clone();
let log = service.core.log.clone();
let min_genesis_active_validator_count = spec.min_genesis_active_validator_count;
let min_genesis_time = spec.min_genesis_time;
Delay::new(Instant::now() + update_interval)
.map_err(|e| format!("Delay between genesis deposit checks failed: {:?}", e))
@@ -161,6 +186,9 @@ impl Eth1GenesisService {
trace!(
service_4.core.log,
"No eth1 genesis block found";
"latest_block_timestamp" => service_4.core.latest_block_timestamp(),
"min_genesis_time" => min_genesis_time,
"min_validator_count" => min_genesis_active_validator_count,
"cached_blocks" => service_4.core.block_cache_len(),
"cached_deposits" => service_4.core.deposit_cache_len(),
"cache_head" => service_4.highest_known_block(),
@@ -218,7 +246,7 @@ impl Eth1GenesisService {
return false;
}
self.is_valid_genesis_eth1_block::<E>(block, &spec)
self.is_valid_genesis_eth1_block::<E>(block, &spec, &self.core.log)
.and_then(|val| {
*highest_processed_block = Some(block.number);
Ok(val)
@@ -313,6 +341,7 @@ impl Eth1GenesisService {
&self,
target_block: &Eth1Block,
spec: &ChainSpec,
log: &Logger,
) -> Result<bool, String> {
if target_block.timestamp < spec.min_genesis_time {
Ok(false)
@@ -357,8 +386,16 @@ impl Eth1GenesisService {
})?;
process_activations(&mut local_state, spec);
let is_valid = is_valid_genesis_state(&local_state, spec);
Ok(is_valid_genesis_state(&local_state, spec))
trace!(
log,
"Eth1 block inspected for genesis";
"active_validators" => local_state.get_active_validator_indices(local_state.current_epoch()).len(),
"validators" => local_state.validators.len()
);
Ok(is_valid)
}
}