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Verify KZG in Bulk During Block Sync (#4903)

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This commit is contained in:
ethDreamer
2023-11-08 22:05:44 -06:00
committed by GitHub
parent a380f6ef1f
commit 7818100777
6 changed files with 110 additions and 41 deletions
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53
beacon_node/beacon_chain/src/block_verification.rs
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@@ -583,29 +583,33 @@ pub fn signature_verify_chain_segment<T: BeaconChainTypes>(
&chain.spec,
)?;
// unzip chain segment and verify kzg in bulk
let (roots, blocks): (Vec<_>, Vec<_>) = chain_segment.into_iter().unzip();
let maybe_available_blocks = chain
.data_availability_checker
.verify_kzg_for_rpc_blocks(blocks)?;
// zip it back up
let mut signature_verified_blocks = roots
.into_iter()
.zip(maybe_available_blocks)
.map(|(block_root, maybe_available_block)| {
let consensus_context = ConsensusContext::new(maybe_available_block.slot())
.set_current_block_root(block_root);
SignatureVerifiedBlock {
block: maybe_available_block,
block_root,
parent: None,
consensus_context,
}
})
.collect::<Vec<_>>();
// verify signatures
let pubkey_cache = get_validator_pubkey_cache(chain)?;
let mut signature_verifier = get_signature_verifier(&state, &pubkey_cache, &chain.spec);
let mut signature_verified_blocks = Vec::with_capacity(chain_segment.len());
for (block_root, block) in &chain_segment {
let mut consensus_context =
ConsensusContext::new(block.slot()).set_current_block_root(*block_root);
signature_verifier.include_all_signatures(block.as_block(), &mut consensus_context)?;
let maybe_available_block = chain
.data_availability_checker
.check_rpc_block_availability(block.clone())?;
// Save the block and its consensus context. The context will have had its proposer index
// and attesting indices filled in, which can be used to accelerate later block processing.
signature_verified_blocks.push(SignatureVerifiedBlock {
block: maybe_available_block,
block_root: *block_root,
parent: None,
consensus_context,
});
for svb in &mut signature_verified_blocks {
signature_verifier
.include_all_signatures(svb.block.as_block(), &mut svb.consensus_context)?;
}
if signature_verifier.verify().is_err() {
@@ -1159,10 +1163,7 @@ impl<T: BeaconChainTypes> IntoExecutionPendingBlock<T> for Arc<SignedBeaconBlock
.map_err(|e| BlockSlashInfo::SignatureNotChecked(self.signed_block_header(), e))?;
let maybe_available = chain
.data_availability_checker
.check_rpc_block_availability(RpcBlock::new_without_blobs(
Some(block_root),
self.clone(),
))
.verify_kzg_for_rpc_block(RpcBlock::new_without_blobs(Some(block_root), self.clone()))
.map_err(|e| {
BlockSlashInfo::SignatureNotChecked(
self.signed_block_header(),
@@ -1192,7 +1193,7 @@ impl<T: BeaconChainTypes> IntoExecutionPendingBlock<T> for RpcBlock<T::EthSpec>
.map_err(|e| BlockSlashInfo::SignatureNotChecked(self.signed_block_header(), e))?;
let maybe_available = chain
.data_availability_checker
.check_rpc_block_availability(self.clone())
.verify_kzg_for_rpc_block(self.clone())
.map_err(|e| {
BlockSlashInfo::SignatureNotChecked(
self.signed_block_header(),