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Remove block clone (#1448)

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## Issue Addressed

#1028 

A bit late, but I think if `BlockError` had a kind (the current `BlockError` minus everything on the variants that comes directly from the block) and the original block, more clones could be removed
This commit is contained in:
divma
2020-08-06 04:29:17 +00:00
parent 82a0973935
commit 138c0cf7f0
5 changed files with 117 additions and 100 deletions
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18
beacon_node/beacon_chain/src/beacon_chain.rs
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@@ -71,14 +71,14 @@ pub const FORK_CHOICE_DB_KEY: [u8; 32] = [0; 32];
/// The result of a chain segment processing.
#[derive(Debug)]
pub enum ChainSegmentResult {
pub enum ChainSegmentResult<T: EthSpec> {
/// Processing this chain segment finished successfully.
Successful { imported_blocks: usize },
/// There was an error processing this chain segment. Before the error, some blocks could
/// have been imported.
Failed {
imported_blocks: usize,
error: BlockError,
error: BlockError<T>,
},
}
@@ -1153,7 +1153,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
pub fn process_chain_segment(
&self,
chain_segment: Vec<SignedBeaconBlock<T::EthSpec>>,
) -> ChainSegmentResult {
) -> ChainSegmentResult<T::EthSpec> {
let mut filtered_chain_segment = Vec::with_capacity(chain_segment.len());
let mut imported_blocks = 0;
@@ -1286,7 +1286,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
pub fn verify_block_for_gossip(
&self,
block: SignedBeaconBlock<T::EthSpec>,
) -> Result<GossipVerifiedBlock<T>, BlockError> {
) -> Result<GossipVerifiedBlock<T>, BlockError<T::EthSpec>> {
let slot = block.message.slot;
let graffiti_string = String::from_utf8(block.message.body.graffiti[..].to_vec())
.unwrap_or_else(|_| format!("{:?}", &block.message.body.graffiti[..]));
@@ -1332,7 +1332,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
pub fn process_block<B: IntoFullyVerifiedBlock<T>>(
&self,
unverified_block: B,
) -> Result<Hash256, BlockError> {
) -> Result<Hash256, BlockError<T::EthSpec>> {
// Start the Prometheus timer.
let _full_timer = metrics::start_timer(&metrics::BLOCK_PROCESSING_TIMES);
@@ -1343,7 +1343,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
let block = unverified_block.block().clone();
// A small closure to group the verification and import errors.
let import_block = |unverified_block: B| -> Result<Hash256, BlockError> {
let import_block = |unverified_block: B| -> Result<Hash256, BlockError<T::EthSpec>> {
let fully_verified = unverified_block.into_fully_verified_block(self)?;
self.import_block(fully_verified)
};
@@ -1411,7 +1411,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
fn import_block(
&self,
fully_verified_block: FullyVerifiedBlock<T>,
) -> Result<Hash256, BlockError> {
) -> Result<Hash256, BlockError<T::EthSpec>> {
let signed_block = fully_verified_block.block;
let block = &signed_block.message;
let block_root = fully_verified_block.block_root;
@@ -2133,8 +2133,8 @@ impl From<BeaconStateError> for Error {
}
}
impl ChainSegmentResult {
pub fn into_block_error(self) -> Result<(), BlockError> {
impl<T: EthSpec> ChainSegmentResult<T> {
pub fn into_block_error(self) -> Result<(), BlockError<T>> {
match self {
ChainSegmentResult::Failed { error, .. } => Err(error),
ChainSegmentResult::Successful { .. } => Ok(()),