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Add builder blinded_blocks v2 (#7778)

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Partially addresses https://github.com/sigp/lighthouse/issues/7381


  Add blinded_blocks v2 method specified in https://github.com/ethereum/builder-specs/pull/123/
This commit is contained in:
Pawan Dhananjay
2025-07-25 03:29:19 -05:00
committed by GitHub
parent 2aae08a8aa
commit 09065a851f
4 changed files with 226 additions and 26 deletions
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89
beacon_node/execution_layer/src/lib.rs
View File

@@ -411,6 +411,11 @@ pub enum FailedCondition {
EpochsSinceFinalization,
}
pub enum SubmitBlindedBlockResponse<E: EthSpec> {
V1(Box<FullPayloadContents<E>>),
V2,
}
type PayloadContentsRefTuple<'a, E> = (ExecutionPayloadRef<'a, E>, Option<&'a BlobsBundle<E>>);
struct Inner<E: EthSpec> {
@@ -1893,9 +1898,25 @@ impl<E: EthSpec> ExecutionLayer<E> {
&self,
block_root: Hash256,
block: &SignedBlindedBeaconBlock<E>,
) -> Result<FullPayloadContents<E>, Error> {
spec: &ChainSpec,
) -> Result<SubmitBlindedBlockResponse<E>, Error> {
debug!(?block_root, "Sending block to builder");
if spec.is_fulu_scheduled() {
self.post_builder_blinded_blocks_v2(block_root, block)
.await
.map(|()| SubmitBlindedBlockResponse::V2)
} else {
self.post_builder_blinded_blocks_v1(block_root, block)
.await
.map(|full_payload| SubmitBlindedBlockResponse::V1(Box::new(full_payload)))
}
}
async fn post_builder_blinded_blocks_v1(
&self,
block_root: Hash256,
block: &SignedBlindedBeaconBlock<E>,
) -> Result<FullPayloadContents<E>, Error> {
if let Some(builder) = self.builder() {
let (payload_result, duration) =
timed_future(metrics::POST_BLINDED_PAYLOAD_BUILDER, async {
@@ -1903,16 +1924,16 @@ impl<E: EthSpec> ExecutionLayer<E> {
debug!(
?block_root,
ssz = ssz_enabled,
"Calling submit_blinded_block on builder"
"Calling submit_blinded_block v1 on builder"
);
if ssz_enabled {
builder
.post_builder_blinded_blocks_ssz(block)
.post_builder_blinded_blocks_v1_ssz(block)
.await
.map_err(Error::Builder)
} else {
builder
.post_builder_blinded_blocks(block)
.post_builder_blinded_blocks_v1(block)
.await
.map_err(Error::Builder)
.map(|d| d.data)
@@ -1961,6 +1982,66 @@ impl<E: EthSpec> ExecutionLayer<E> {
Err(Error::NoPayloadBuilder)
}
}
async fn post_builder_blinded_blocks_v2(
&self,
block_root: Hash256,
block: &SignedBlindedBeaconBlock<E>,
) -> Result<(), Error> {
if let Some(builder) = self.builder() {
let (result, duration) = timed_future(metrics::POST_BLINDED_PAYLOAD_BUILDER, async {
let ssz_enabled = builder.is_ssz_available();
debug!(
?block_root,
ssz = ssz_enabled,
"Calling submit_blinded_block v2 on builder"
);
if ssz_enabled {
builder
.post_builder_blinded_blocks_v2_ssz(block)
.await
.map_err(Error::Builder)
} else {
builder
.post_builder_blinded_blocks_v2(block)
.await
.map_err(Error::Builder)
}
})
.await;
match result {
Ok(()) => {
metrics::inc_counter_vec(
&metrics::EXECUTION_LAYER_BUILDER_REVEAL_PAYLOAD_OUTCOME,
&[metrics::SUCCESS],
);
info!(
relay_response_ms = duration.as_millis(),
?block_root,
"Successfully submitted blinded block to the builder"
)
}
Err(e) => {
metrics::inc_counter_vec(
&metrics::EXECUTION_LAYER_BUILDER_REVEAL_PAYLOAD_OUTCOME,
&[metrics::FAILURE],
);
error!(
info = "this may result in a missed block proposal",
error = ?e,
relay_response_ms = duration.as_millis(),
?block_root,
"Failed to submit blinded block to the builder"
)
}
}
Ok(())
} else {
Err(Error::NoPayloadBuilder)
}
}
}
#[derive(AsRefStr)]