Changes for devnet-8 (#4518)

* Addressed #4487

Add override threshold flag
Added tests for Override Threshold Flag
Override default shown in decimal

* Addressed #4445

Addressed Jimmy's Comments
No need for matches
Fix Mock Execution Engine Tests
Fix clippy
fix fcuv3 bug

* Fix Block Root Calculation post-Deneb

* Addressed #4444

Attestation Verification Post-Deneb
Fix Gossip Attestation Verification Test

* Addressed #4443

Fix Exit Signing for EIP-7044
Fix cross exit test
Move 7044 Logic to signing_context()

* Update EF Tests

* Addressed #4560

* Added Comments around EIP7045

* Combine Altair Deneb to Eliminate Duplicated Code

beacon_node/beacon_chain/src/attestation_verification.rs

@@ -55,7 +55,7 @@ use std::borrow::Cow;
 use strum::AsRefStr;
 use tree_hash::TreeHash;
 use types::{
-    Attestation, BeaconCommittee, ChainSpec, CommitteeIndex, Epoch, EthSpec, Hash256,
+    Attestation, BeaconCommittee, ChainSpec, CommitteeIndex, Epoch, EthSpec, ForkName, Hash256,
     IndexedAttestation, SelectionProof, SignedAggregateAndProof, Slot, SubnetId,
 };
 
@@ -1049,10 +1049,21 @@ pub fn verify_propagation_slot_range<S: SlotClock, E: EthSpec>(
     }
 
     // Taking advantage of saturating subtraction on `Slot`.
-    let earliest_permissible_slot = slot_clock
+    let one_epoch_prior = slot_clock
         .now_with_past_tolerance(spec.maximum_gossip_clock_disparity())
         .ok_or(BeaconChainError::UnableToReadSlot)?
         - E::slots_per_epoch();
+
+    let current_fork =
+        spec.fork_name_at_slot::<E>(slot_clock.now().ok_or(BeaconChainError::UnableToReadSlot)?);
+    let earliest_permissible_slot = match current_fork {
+        ForkName::Base | ForkName::Altair | ForkName::Merge | ForkName::Capella => one_epoch_prior,
+        // EIP-7045
+        ForkName::Deneb => one_epoch_prior
+            .epoch(E::slots_per_epoch())
+            .start_slot(E::slots_per_epoch()),
+    };
+
     if attestation_slot < earliest_permissible_slot {
         return Err(Error::PastSlot {
             attestation_slot,

beacon_node/beacon_chain/src/beacon_block_reward.rs

@@ -64,19 +64,19 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
             self.compute_beacon_block_attestation_reward_base(block, block_root, state)
                 .map_err(|e| {
                     error!(
-                    self.log,
-                    "Error calculating base block attestation reward";
-                    "error" => ?e
+                        self.log,
+                        "Error calculating base block attestation reward";
+                        "error" => ?e
                     );
                     BeaconChainError::BlockRewardAttestationError
                 })?
         } else {
-            self.compute_beacon_block_attestation_reward_altair(block, state)
+            self.compute_beacon_block_attestation_reward_altair_deneb(block, state)
                 .map_err(|e| {
                     error!(
-                    self.log,
-                    "Error calculating altair block attestation reward";
-                    "error" => ?e
+                        self.log,
+                        "Error calculating altair block attestation reward";
+                        "error" => ?e
                     );
                     BeaconChainError::BlockRewardAttestationError
                 })?
@@ -173,7 +173,9 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         Ok(block_attestation_reward)
     }
 
-    fn compute_beacon_block_attestation_reward_altair<Payload: AbstractExecPayload<T::EthSpec>>(
+    fn compute_beacon_block_attestation_reward_altair_deneb<
+        Payload: AbstractExecPayload<T::EthSpec>,
+    >(
         &self,
         block: BeaconBlockRef<'_, T::EthSpec, Payload>,
         state: &mut BeaconState<T::EthSpec>,
@@ -192,6 +194,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         for attestation in block.body().attestations() {
             let data = &attestation.data;
             let inclusion_delay = state.slot().safe_sub(data.slot)?.as_u64();
+            // [Modified in Deneb:EIP7045]
             let participation_flag_indices = get_attestation_participation_flag_indices(
                 state,
                 data,

beacon_node/beacon_chain/src/beacon_chain.rs

@@ -237,6 +237,7 @@ pub struct PrePayloadAttributes {
     /// The parent block number is not part of the payload attributes sent to the EL, but *is*
     /// sent to builders via SSE.
     pub parent_block_number: u64,
+    pub parent_beacon_block_root: Hash256,
 }
 
 /// Information about a state/block at a specific slot.
@@ -4200,6 +4201,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
             proposer_index,
             prev_randao,
             parent_block_number,
+            parent_beacon_block_root: parent_block_root,
         }))
     }
 
@@ -5260,7 +5262,8 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         {
             payload_attributes
         } else {
-            let withdrawals = match self.spec.fork_name_at_slot::<T::EthSpec>(prepare_slot) {
+            let prepare_slot_fork = self.spec.fork_name_at_slot::<T::EthSpec>(prepare_slot);
+            let withdrawals = match prepare_slot_fork {
                 ForkName::Base | ForkName::Altair | ForkName::Merge => None,
                 ForkName::Capella | ForkName::Deneb => {
                     let chain = self.clone();
@@ -5275,6 +5278,11 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
                 }
             };
 
+            let parent_beacon_block_root = match prepare_slot_fork {
+                ForkName::Base | ForkName::Altair | ForkName::Merge | ForkName::Capella => None,
+                ForkName::Deneb => Some(pre_payload_attributes.parent_beacon_block_root),
+            };
+
             let payload_attributes = PayloadAttributes::new(
                 self.slot_clock
                     .start_of(prepare_slot)
@@ -5283,6 +5291,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
                 pre_payload_attributes.prev_randao,
                 execution_layer.get_suggested_fee_recipient(proposer).await,
                 withdrawals.map(Into::into),
+                parent_beacon_block_root,
             );
 
             execution_layer

beacon_node/beacon_chain/src/execution_payload.rs

@@ -12,13 +12,15 @@ use crate::{
     BeaconChain, BeaconChainError, BeaconChainTypes, BlockError, BlockProductionError,
     ExecutionPayloadError,
 };
-use execution_layer::{BlockProposalContents, BuilderParams, PayloadAttributes, PayloadStatus};
+use execution_layer::{
+    BlockProposalContents, BuilderParams, NewPayloadRequest, PayloadAttributes, PayloadStatus,
+};
 use fork_choice::{InvalidationOperation, PayloadVerificationStatus};
 use proto_array::{Block as ProtoBlock, ExecutionStatus};
 use slog::{debug, warn};
 use slot_clock::SlotClock;
 use state_processing::per_block_processing::{
-    self, compute_timestamp_at_slot, get_expected_withdrawals, is_execution_enabled,
+    compute_timestamp_at_slot, get_expected_withdrawals, is_execution_enabled,
     is_merge_transition_complete, partially_verify_execution_payload,
 };
 use std::sync::Arc;
@@ -76,8 +78,6 @@ impl<T: BeaconChainTypes> PayloadNotifier<T> {
             )
             .map_err(BlockError::PerBlockProcessingError)?;
 
-            let payload = block_message.execution_payload()?;
-
             match notify_execution_layer {
                 NotifyExecutionLayer::No if chain.config.optimistic_finalized_sync => {
                     // Verify the block hash here in Lighthouse and immediately mark the block as
@@ -87,13 +87,11 @@ impl<T: BeaconChainTypes> PayloadNotifier<T> {
                         .as_ref()
                         .ok_or(ExecutionPayloadError::NoExecutionConnection)?;
 
-                    if let Err(e) =
-                        execution_layer.verify_payload_block_hash(payload.execution_payload_ref())
-                    {
+                    if let Err(e) = execution_layer.verify_payload_block_hash(block_message) {
                         warn!(
                             chain.log,
                             "Falling back to slow block hash verification";
-                            "block_number" => payload.block_number(),
+                            "block_number" => ?block_message.execution_payload().map(|payload| payload.block_number()),
                             "info" => "you can silence this warning with --disable-optimistic-finalized-sync",
                             "error" => ?e,
                         );
@@ -139,23 +137,15 @@ async fn notify_new_payload<'a, T: BeaconChainTypes>(
     chain: &Arc<BeaconChain<T>>,
     block: BeaconBlockRef<'a, T::EthSpec>,
 ) -> Result<PayloadVerificationStatus, BlockError<T::EthSpec>> {
-    let execution_payload = block.execution_payload()?;
-    let versioned_hashes = block.body().blob_kzg_commitments().ok().map(|commitments| {
-        commitments
-            .into_iter()
-            .map(|commitment| {
-                per_block_processing::deneb::deneb::kzg_commitment_to_versioned_hash(commitment)
-            })
-            .collect::<Vec<_>>()
-    });
-
     let execution_layer = chain
         .execution_layer
         .as_ref()
         .ok_or(ExecutionPayloadError::NoExecutionConnection)?;
 
+    let new_payload_request: NewPayloadRequest<T::EthSpec> = block.try_into()?;
+    let execution_block_hash = new_payload_request.block_hash();
     let new_payload_response = execution_layer
-        .notify_new_payload(&execution_payload.into(), versioned_hashes)
+        .notify_new_payload(new_payload_request)
         .await;
 
     match new_payload_response {
@@ -173,7 +163,7 @@ async fn notify_new_payload<'a, T: BeaconChainTypes>(
                     "Invalid execution payload";
                     "validation_error" => ?validation_error,
                     "latest_valid_hash" => ?latest_valid_hash,
-                    "execution_block_hash" => ?execution_payload.block_hash(),
+                    "execution_block_hash" => ?execution_block_hash,
                     "root" => ?block.tree_hash_root(),
                     "graffiti" => block.body().graffiti().as_utf8_lossy(),
                     "proposer_index" => block.proposer_index(),
@@ -219,7 +209,7 @@ async fn notify_new_payload<'a, T: BeaconChainTypes>(
                     chain.log,
                     "Invalid execution payload block hash";
                     "validation_error" => ?validation_error,
-                    "execution_block_hash" => ?execution_payload.block_hash(),
+                    "execution_block_hash" => ?execution_block_hash,
                     "root" => ?block.tree_hash_root(),
                     "graffiti" => block.body().graffiti().as_utf8_lossy(),
                     "proposer_index" => block.proposer_index(),
@@ -435,6 +425,12 @@ pub fn get_execution_payload<
         // These shouldn't happen but they're here to make the pattern irrefutable
         &BeaconState::Base(_) | &BeaconState::Altair(_) => None,
     };
+    let parent_beacon_block_root = match state {
+        &BeaconState::Deneb(_) => Some(state.latest_block_header().canonical_root()),
+        &BeaconState::Merge(_) | &BeaconState::Capella(_) => None,
+        // These shouldn't happen but they're here to make the pattern irrefutable
+        &BeaconState::Base(_) | &BeaconState::Altair(_) => None,
+    };
 
     // Spawn a task to obtain the execution payload from the EL via a series of async calls. The
     // `join_handle` can be used to await the result of the function.
@@ -452,6 +448,7 @@ pub fn get_execution_payload<
                     latest_execution_payload_header_block_hash,
                     builder_params,
                     withdrawals,
+                    parent_beacon_block_root,
                 )
                 .await
             },
@@ -486,6 +483,7 @@ pub async fn prepare_execution_payload<T, Payload>(
     latest_execution_payload_header_block_hash: ExecutionBlockHash,
     builder_params: BuilderParams,
     withdrawals: Option<Vec<Withdrawal>>,
+    parent_beacon_block_root: Option<Hash256>,
 ) -> Result<BlockProposalContents<T::EthSpec, Payload>, BlockProductionError>
 where
     T: BeaconChainTypes,
@@ -547,8 +545,13 @@ where
     let suggested_fee_recipient = execution_layer
         .get_suggested_fee_recipient(proposer_index)
         .await;
-    let payload_attributes =
-        PayloadAttributes::new(timestamp, random, suggested_fee_recipient, withdrawals);
+    let payload_attributes = PayloadAttributes::new(
+        timestamp,
+        random,
+        suggested_fee_recipient,
+        withdrawals,
+        parent_beacon_block_root,
+    );
 
     // Note: the suggested_fee_recipient is stored in the `execution_layer`, it will add this parameter.
     //

beacon_node/beacon_chain/src/test_utils.rs

@@ -1663,14 +1663,13 @@ where
 
     pub fn make_voluntary_exit(&self, validator_index: u64, epoch: Epoch) -> SignedVoluntaryExit {
         let sk = &self.validator_keypairs[validator_index as usize].sk;
-        let fork = self.chain.canonical_head.cached_head().head_fork();
         let genesis_validators_root = self.chain.genesis_validators_root;
 
         VoluntaryExit {
             epoch,
             validator_index,
         }
-        .sign(sk, &fork, genesis_validators_root, &self.chain.spec)
+        .sign(sk, genesis_validators_root, &self.chain.spec)
     }
 
     pub fn add_proposer_slashing(&self, validator_index: u64) -> Result<(), String> {