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Data column sidecar event (#7587)

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  Implement events for data column sidecar https://github.com/ethereum/beacon-APIs/pull/535
This commit is contained in:
Pawan Dhananjay
2025-06-11 09:39:22 -07:00
committed by GitHub
parent 7416d06dce
commit 076a1c3fae
7 changed files with 188 additions and 12 deletions
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39
common/eth2/src/types.rs
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@@ -960,6 +960,35 @@ impl SseBlobSidecar {
}
}
#[derive(PartialEq, Debug, Serialize, Deserialize, Clone)]
pub struct SseDataColumnSidecar {
pub block_root: Hash256,
#[serde(with = "serde_utils::quoted_u64")]
pub index: u64,
pub slot: Slot,
pub kzg_commitments: Vec<KzgCommitment>,
pub versioned_hashes: Vec<VersionedHash>,
}
impl SseDataColumnSidecar {
pub fn from_data_column_sidecar<E: EthSpec>(
data_column_sidecar: &DataColumnSidecar<E>,
) -> SseDataColumnSidecar {
let kzg_commitments = data_column_sidecar.kzg_commitments.to_vec();
let versioned_hashes = kzg_commitments
.iter()
.map(|c| c.calculate_versioned_hash())
.collect();
SseDataColumnSidecar {
block_root: data_column_sidecar.block_root(),
index: data_column_sidecar.index,
slot: data_column_sidecar.slot(),
kzg_commitments,
versioned_hashes,
}
}
}
#[derive(PartialEq, Debug, Serialize, Deserialize, Clone)]
pub struct SseFinalizedCheckpoint {
pub block: Hash256,
@@ -1110,6 +1139,7 @@ pub enum EventKind<E: EthSpec> {
SingleAttestation(Box<SingleAttestation>),
Block(SseBlock),
BlobSidecar(SseBlobSidecar),
DataColumnSidecar(SseDataColumnSidecar),
FinalizedCheckpoint(SseFinalizedCheckpoint),
Head(SseHead),
VoluntaryExit(SignedVoluntaryExit),
@@ -1133,6 +1163,7 @@ impl<E: EthSpec> EventKind<E> {
EventKind::Head(_) => "head",
EventKind::Block(_) => "block",
EventKind::BlobSidecar(_) => "blob_sidecar",
EventKind::DataColumnSidecar(_) => "data_column_sidecar",
EventKind::Attestation(_) => "attestation",
EventKind::SingleAttestation(_) => "single_attestation",
EventKind::VoluntaryExit(_) => "voluntary_exit",
@@ -1168,6 +1199,11 @@ impl<E: EthSpec> EventKind<E> {
"blob_sidecar" => Ok(EventKind::BlobSidecar(serde_json::from_str(data).map_err(
|e| ServerError::InvalidServerSentEvent(format!("Blob Sidecar: {:?}", e)),
)?)),
"data_column_sidecar" => Ok(EventKind::DataColumnSidecar(
serde_json::from_str(data).map_err(|e| {
ServerError::InvalidServerSentEvent(format!("Data Column Sidecar: {:?}", e))
})?,
)),
"chain_reorg" => Ok(EventKind::ChainReorg(serde_json::from_str(data).map_err(
|e| ServerError::InvalidServerSentEvent(format!("Chain Reorg: {:?}", e)),
)?)),
@@ -1257,6 +1293,7 @@ pub enum EventTopic {
Head,
Block,
BlobSidecar,
DataColumnSidecar,
Attestation,
SingleAttestation,
VoluntaryExit,
@@ -1283,6 +1320,7 @@ impl FromStr for EventTopic {
"head" => Ok(EventTopic::Head),
"block" => Ok(EventTopic::Block),
"blob_sidecar" => Ok(EventTopic::BlobSidecar),
"data_column_sidecar" => Ok(EventTopic::DataColumnSidecar),
"attestation" => Ok(EventTopic::Attestation),
"single_attestation" => Ok(EventTopic::SingleAttestation),
"voluntary_exit" => Ok(EventTopic::VoluntaryExit),
@@ -1310,6 +1348,7 @@ impl fmt::Display for EventTopic {
EventTopic::Head => write!(f, "head"),
EventTopic::Block => write!(f, "block"),
EventTopic::BlobSidecar => write!(f, "blob_sidecar"),
EventTopic::DataColumnSidecar => write!(f, "data_column_sidecar"),
EventTopic::Attestation => write!(f, "attestation"),
EventTopic::SingleAttestation => write!(f, "single_attestation"),
EventTopic::VoluntaryExit => write!(f, "voluntary_exit"),