Add range sync machinery on sync side

beacon_node/lighthouse_network/src/service/api_types.rs

@@ -33,6 +33,8 @@ pub enum SyncRequestId {
     DataColumnsByRange(DataColumnsByRangeRequestId),
     /// Request searching for an execution payload envelope given a block root.
     SinglePayloadEnvelope { id: SingleLookupReqId },
+    /// Payload envelopes by range request
+    PayloadEnvelopesByRange(PayloadEnvelopesByRangeRequestId),
 }
 
 /// Request ID for data_columns_by_root requests. Block lookups do not issue this request directly.
@@ -78,6 +80,14 @@ pub enum DataColumnsByRangeRequester {
     CustodyBackfillSync(CustodyBackFillBatchRequestId),
 }
 
+#[derive(Debug, Hash, PartialEq, Eq, Clone, Copy)]
+pub struct PayloadEnvelopesByRangeRequestId {
+    /// Id to identify this attempt at a payload_envelopes_by_range request for `parent_request_id`
+    pub id: Id,
+    /// The Id of the overall By Range request for block components.
+    pub parent_request_id: ComponentsByRangeRequestId,
+}
+
 /// Block components by range request for range sync. Includes an ID for downstream consumers to
 /// handle retries and tie all their sub requests together.
 #[derive(Debug, Hash, PartialEq, Eq, Clone, Copy)]
@@ -254,6 +264,12 @@ macro_rules! impl_display {
 impl_display!(BlocksByRangeRequestId, "{}/{}", id, parent_request_id);
 impl_display!(BlobsByRangeRequestId, "{}/{}", id, parent_request_id);
 impl_display!(DataColumnsByRangeRequestId, "{}/{}", id, parent_request_id);
+impl_display!(
+    PayloadEnvelopesByRangeRequestId,
+    "{}/{}",
+    id,
+    parent_request_id
+);
 impl_display!(ComponentsByRangeRequestId, "{}/{}", id, requester);
 impl_display!(DataColumnsByRootRequestId, "{}/{}", id, requester);
 impl_display!(SingleLookupReqId, "{}/Lookup/{}", req_id, lookup_id);