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https://github.com/sigp/lighthouse.git
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69 lines
2.5 KiB
Rust
69 lines
2.5 KiB
Rust
use crate::api_types::GenericResponse;
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use crate::unsupported_version_rejection;
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use crate::version::{V1, V2, add_consensus_version_header};
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use beacon_chain::{BeaconChain, BeaconChainTypes};
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use eth2::types::{self, EndpointVersion, Hash256, Slot};
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use std::sync::Arc;
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use types::beacon_response::EmptyMetadata;
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use types::{CommitteeIndex, ForkVersionedResponse};
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use warp::{
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hyper::{Body, Response},
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reply::Reply,
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};
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pub fn get_aggregate_attestation<T: BeaconChainTypes>(
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slot: Slot,
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attestation_data_root: &Hash256,
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committee_index: Option<CommitteeIndex>,
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endpoint_version: EndpointVersion,
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chain: Arc<BeaconChain<T>>,
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) -> Result<Response<Body>, warp::reject::Rejection> {
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let fork_name = chain.spec.fork_name_at_slot::<T::EthSpec>(slot);
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let aggregate_attestation = if fork_name.electra_enabled() {
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let Some(committee_index) = committee_index else {
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return Err(warp_utils::reject::custom_bad_request(
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"missing committee index".to_string(),
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));
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};
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chain
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.get_aggregated_attestation_electra(slot, attestation_data_root, committee_index)
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.map_err(|e| {
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warp_utils::reject::custom_bad_request(format!(
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"unable to fetch aggregate: {:?}",
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e
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))
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})?
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.ok_or_else(|| {
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warp_utils::reject::custom_not_found("no matching aggregate found".to_string())
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})?
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} else {
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chain
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.get_pre_electra_aggregated_attestation_by_slot_and_root(slot, attestation_data_root)
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.map_err(|e| {
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warp_utils::reject::custom_bad_request(format!(
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"unable to fetch aggregate: {:?}",
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e
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))
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})?
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.ok_or_else(|| {
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warp_utils::reject::custom_not_found("no matching aggregate found".to_string())
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})?
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};
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if endpoint_version == V2 {
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let fork_versioned_response = ForkVersionedResponse {
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version: fork_name,
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metadata: EmptyMetadata {},
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data: aggregate_attestation,
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};
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Ok(add_consensus_version_header(
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warp::reply::json(&fork_versioned_response).into_response(),
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fork_name,
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))
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} else if endpoint_version == V1 {
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Ok(warp::reply::json(&GenericResponse::from(aggregate_attestation)).into_response())
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} else {
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Err(unsupported_version_rejection(endpoint_version))
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}
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}
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