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beacon_node/beacon_chain/src/execution_payload.rs

@@ -113,7 +113,12 @@ impl<T: BeaconChainTypes> PayloadNotifier<T> {
         if let Some(precomputed_status) = self.payload_verification_status {
             Ok(precomputed_status)
         } else {
-            notify_new_payload(&self.chain, self.block.message().tree_hash_root(), self.block.message().try_into()?).await
+            notify_new_payload(
+                &self.chain,
+                self.block.message().tree_hash_root(),
+                self.block.message().try_into()?,
+            )
+            .await
         }
     }
 }
@@ -138,7 +143,9 @@ pub async fn notify_new_payload<T: BeaconChainTypes>(
         .ok_or(ExecutionPayloadError::NoExecutionConnection)?;
 
     let execution_block_hash = new_payload_request.execution_payload_ref().block_hash();
-    let new_payload_response = execution_layer.notify_new_payload(new_payload_request.clone()).await;
+    let new_payload_response = execution_layer
+        .notify_new_payload(new_payload_request.clone())
+        .await;
 
     match new_payload_response {
         Ok(status) => match status {

beacon_node/beacon_chain/src/payload_envelope_verification/execution_pending_envelope.rs

@@ -1,8 +1,10 @@
 use task_executor::JoinHandle;
 use types::{EthSpec, FullPayload};
 
-use crate::{BeaconChainTypes, PayloadVerificationOutcome, payload_envelope_verification::PayloadEnvelopeImportData};
+use crate::{
-
+    BeaconChainTypes, PayloadVerificationOutcome,
+    payload_envelope_verification::{MaybeAvailableEnvelope, PayloadEnvelopeImportData},
+};
 
 /// Used to await the result of executing payload with an EE.
 pub type PayloadVerificationHandle<E: EthSpec> =
@@ -20,7 +22,7 @@ pub type PayloadVerificationHandle<E: EthSpec> =
 /// due to finality or some other event. A `ExecutionPendingEnvelope` should be imported into the
 /// `BeaconChain` immediately after it is instantiated.
 pub struct ExecutionPendingEnvelope<T: BeaconChainTypes> {
-    pub block: MaybeAvailableBlock<T::EthSpec>,
+    pub block: MaybeAvailableEnvelope<T::EthSpec>,
     pub import_data: PayloadEnvelopeImportData<T::EthSpec>,
-    pub payload_verification_handle: PayloadVerificationHandle<E>,
+    pub payload_verification_handle: PayloadVerificationHandle<T::EthSpec>,
 }

beacon_node/beacon_chain/src/payload_envelope_verification/gossip_verified_envelope.rs

@@ -1,12 +1,19 @@
 use std::sync::Arc;
 
 use educe::Educe;
+use slot_clock::SlotClock;
 use state_processing::{VerifySignatures, envelope_processing::process_execution_payload_envelope};
 use tracing::debug;
-use types::{EthSpec, SignedBeaconBlock, SignedExecutionPayloadEnvelope};
+use types::{EthSpec, SignedBeaconBlock, SignedExecutionPayloadEnvelope, consts::gloas::BUILDER_INDEX_SELF_BUILD};
 
 use crate::{
-    BeaconChain, BeaconChainError, BeaconChainTypes, NotifyExecutionLayer, PayloadVerificationOutcome, payload_envelope_verification::{EnvelopeError, EnvelopeImportData, EnvelopeProcessingSnapshot, ExecutionPendingEnvelope, IntoExecutionPendingEnvelope, MaybeAvailableEnvelope, load_snapshot, payload_notifier::PayloadNotifier}
+    BeaconChain, BeaconChainError, BeaconChainTypes, NotifyExecutionLayer,
+    PayloadVerificationOutcome,
+    payload_envelope_verification::{
+        EnvelopeError, EnvelopeImportData, EnvelopeProcessingSnapshot, ExecutionPendingEnvelope,
+        IntoExecutionPendingEnvelope, MaybeAvailableEnvelope, load_snapshot,
+        payload_notifier::PayloadNotifier,
+    },
 };
 
 /// A wrapper around a `SignedExecutionPayloadEnvelope` that indicates it has been approved for re-gossiping on
@@ -29,7 +36,7 @@ impl<T: BeaconChainTypes> GossipVerifiedEnvelope<T> {
         let beacon_block_root = envelope.beacon_block_root;
 
         // Check that we've seen the beacon block for this envelope and that it passes validation.
-        // TODO(EIP-7732): We need a block status table in order to differentiate between:
+        // TODO(EIP-7732): We might need some type of status table in order to differentiate between:
         //
         // 1. Blocks we haven't seen (IGNORE), and
         // 2. Blocks we've seen that are invalid (REJECT).
@@ -41,14 +48,16 @@ impl<T: BeaconChainTypes> GossipVerifiedEnvelope<T> {
                 block_root: beacon_block_root,
             });
         };
+
+        let latest_finalized_slot = fork_choice_read_lock
+            .finalized_checkpoint()
+            .epoch
+            .start_slot(T::EthSpec::slots_per_epoch());
+
         drop(fork_choice_read_lock);
 
         // TODO(EIP-7732): check that we haven't seen another valid `SignedExecutionPayloadEnvelope`
         //                 for this block root from this builder - envelope status table check
-
-        // TODO(EIP-7732): this could be obtained from the ProtoBlock instead of the DB
-        //                 but this means the ProtoBlock needs to include something like the ExecutionBid
-        //                 will need to answer this question later.
         let block = chain
             .get_full_block(&beacon_block_root)?
             .ok_or_else(|| {
@@ -61,11 +70,14 @@ impl<T: BeaconChainTypes> GossipVerifiedEnvelope<T> {
             .signed_execution_payload_bid()?
             .message;
 
-        // TODO(EIP-7732): Gossip rules for the beacon block contain the following:
+        // check that the envelopes slot isnt from a slot prior 
-        // https://github.com/ethereum/consensus-specs/blob/master/specs/phase0/p2p-interface.md#beacon_block
+        // to the latest finalized slot.
-        // [IGNORE] The block is not from a future slot (with a MAXIMUM_GOSSIP_CLOCK_DISPARITY allowance)
+        if envelope.slot < latest_finalized_slot {
-        // [IGNORE] The block is from a slot greater than the latest finalized slot
+            return Err(EnvelopeError::PriorToFinalization {
-        // should these kinds of checks be included for envelopes as well?
+                payload_slot: envelope.slot,
+                latest_finalized_slot,
+            });
+        }
 
         // check that the slot of the envelope matches the slot of the parent block
         if envelope.slot != block.slot() {
@@ -119,17 +131,22 @@ impl<T: BeaconChainTypes> GossipVerifiedEnvelope<T> {
         )?;
         let fork = proposer.fork;
 
-        // True builder index accounting for self-building.
-        let proposer_index = block.message().proposer_index();
         let builder_index = envelope.builder_index;
+        let index = if builder_index == BUILDER_INDEX_SELF_BUILD {
+             block.message().proposer_index()
+        } else {
+            builder_index
+        };
 
         let signature_is_valid = {
+            // TODO(gloas) the builder pubkey wont be in the validator pubkey cache
+            // this will currently only work for local block building.
             let pubkey_cache = chain.validator_pubkey_cache.read();
-            let builder_pubkey = pubkey_cache
+            let pubkey = pubkey_cache
-                .get(builder_index as usize)
+                .get(index as usize)
-                .ok_or_else(|| EnvelopeError::UnknownValidator { builder_index })?;
+                .ok_or_else(|| EnvelopeError::UnknownValidator { builder_index: index })?;
             signed_envelope.verify_signature(
-                builder_pubkey,
+                pubkey,
                 &fork,
                 chain.genesis_validators_root,
                 &chain.spec,
@@ -163,7 +180,15 @@ impl<T: BeaconChainTypes> IntoExecutionPendingEnvelope<T> for GossipVerifiedEnve
         let payload = &envelope.payload;
 
         // TODO(gloas) unwrap
-        let bid = chain.get_full_block(&envelope.beacon_block_root).unwrap().unwrap().message().body().signed_execution_payload_bid().unwrap().message;
+        let bid = chain
+            .get_full_block(&envelope.beacon_block_root)
+            .unwrap()
+            .unwrap()
+            .message()
+            .body()
+            .signed_execution_payload_bid()
+            .unwrap()
+            .message;
 
         // Verify the execution payload is valid
         let payload_notifier =

beacon_node/beacon_chain/src/payload_envelope_verification/mod.rs

@@ -17,6 +17,9 @@
 //!              |---------------
 //!              |
 //!              ▼
+//!  SignatureVerifiedEnvelope
+//!              |
+//!              ▼
 //!  ExecutionPendingEnvelope
 //!              |
 //!            await
@@ -28,15 +31,25 @@
 
 use std::sync::Arc;
 
-use state_processing::{BlockProcessingError, ConsensusContext, envelope_processing::EnvelopeProcessingError};
+use state_processing::{
+    BlockProcessingError, ConsensusContext, envelope_processing::EnvelopeProcessingError,
+};
 use tracing::instrument;
-use types::{BeaconState, BeaconStateError, ChainSpec, DataColumnSidecarList, EthSpec, ExecutionBlockHash, Hash256, SignedBeaconBlock, SignedExecutionPayloadEnvelope, Slot};
+use types::{
+    BeaconState, BeaconStateError, ChainSpec, DataColumnSidecarList, EthSpec, ExecutionBlockHash,
+    Hash256, SignedBeaconBlock, SignedExecutionPayloadEnvelope, Slot,
+};
 
-use crate::{BeaconChain, BeaconChainError, BeaconChainTypes, NotifyExecutionLayer, block_verification::PayloadVerificationHandle, payload_envelope_verification::gossip_verified_envelope::GossipVerifiedEnvelope};
+use crate::{
+    BeaconChain, BeaconChainError, BeaconChainTypes, NotifyExecutionLayer,
+    block_verification::PayloadVerificationHandle,
+    payload_envelope_verification::gossip_verified_envelope::GossipVerifiedEnvelope,
+};
 
 pub mod execution_pending_envelope;
 pub mod gossip_verified_envelope;
 mod payload_notifier;
+mod signature_verified_envelope;
 
 pub trait IntoExecutionPendingEnvelope<T: BeaconChainTypes>: Sized {
     fn into_execution_pending_envelope(
@@ -115,6 +128,12 @@ pub enum EnvelopeError {
         committed_bid: ExecutionBlockHash,
         envelope: ExecutionBlockHash,
     },
+    // The slot belongs to a block that is from a slot prior than
+    // the most recently finalized slot
+    PriorToFinalization {
+        payload_slot: Slot,
+        latest_finalized_slot: Slot,
+    },
     // Some Beacon Chain Error
     BeaconChainError(Arc<BeaconChainError>),
     // Some Beacon State error

beacon_node/beacon_chain/src/payload_envelope_verification/payload_notifier.rs

@@ -2,12 +2,19 @@ use std::sync::Arc;
 
 use execution_layer::NewPayloadRequest;
 use fork_choice::PayloadVerificationStatus;
-use state_processing::{envelope_processing::partially_verify_payload_envelope, per_block_processing::is_execution_enabled};
+use state_processing::{
+    envelope_processing::partially_verify_payload_envelope,
+    per_block_processing::is_execution_enabled,
+};
 use tracing::warn;
-use types::{BeaconState, ExecutionPayloadBid, Hash256, SignedBeaconBlock, SignedExecutionPayloadEnvelope};
+use types::{
-
+    BeaconState, ExecutionPayloadBid, Hash256, SignedBeaconBlock, SignedExecutionPayloadEnvelope,
-use crate::{BeaconChain, BeaconChainTypes, BlockError, ExecutionPayloadError, NotifyExecutionLayer, execution_payload::notify_new_payload};
+};
 
+use crate::{
+    BeaconChain, BeaconChainTypes, BlockError, ExecutionPayloadError, NotifyExecutionLayer,
+    execution_payload::notify_new_payload,
+};
 
 /// Used to await the result of executing payload with a remote EE.
 pub struct PayloadNotifier<T: BeaconChainTypes> {
@@ -24,7 +31,7 @@ impl<T: BeaconChainTypes> PayloadNotifier<T> {
         state: &BeaconState<T::EthSpec>,
         notify_execution_layer: NotifyExecutionLayer,
     ) -> Result<Self, ExecutionPayloadError> {
-        let payload_verification_status =  {
+        let payload_verification_status = {
             // Perform the initial stages of payload verification.
             //
             // We will duplicate these checks again during `per_block_processing`, however these
@@ -32,11 +39,7 @@ impl<T: BeaconChainTypes> PayloadNotifier<T> {
             // the block as optimistically imported. This is particularly relevant in the case
             // where we do not send the block to the EL at all.
             let payload_message = &envelope.message;
-            partially_verify_payload_envelope(
+            partially_verify_payload_envelope(state, &envelope, &chain.spec).unwrap(); // TODO(gloas) unwrap
-                state,
-                &envelope,
-                &chain.spec,
-            ).unwrap(); // TODO(gloas) unwrap
 
             match notify_execution_layer {
                 NotifyExecutionLayer::No if chain.config.optimistic_finalized_sync => {
@@ -71,7 +74,12 @@ impl<T: BeaconChainTypes> PayloadNotifier<T> {
             Ok(precomputed_status)
         } else {
             // tODO(gloas) fix zero
-            notify_new_payload(&self.chain, Hash256::ZERO, self.envelope.message.try_into()?).await
+            notify_new_payload(
+                &self.chain,
+                Hash256::ZERO,
+                self.envelope.message.try_into()?,
+            )
+            .await
         }
     }
 }

beacon_node/beacon_chain/src/payload_envelope_verification/signature_verified_envelope.rs

@@ -0,0 +1,40 @@
+use std::sync::Arc;
+
+use state_processing::ConsensusContext;
+use types::{BeaconState, Hash256, SignedExecutionPayloadEnvelope};
+
+use crate::{BeaconChain, BeaconChainTypes, payload_envelope_verification::{EnvelopeError, MaybeAvailableEnvelope}};
+
+
+/// A wrapper around a `SignedExecutionPayloadEnvelope` that indicates that all signatures (except the deposit
+/// signatures) have been verified.
+pub struct SignatureVerifiedEnvelope<T: BeaconChainTypes> {
+    envelope: SignedExecutionPayloadEnvelope<T::EthSpec>,
+    block_root: Hash256,
+    state: Option<BeaconState<T::EthSpec>>,
+    consensus_context: ConsensusContext<T::EthSpec>,
+}
+
+
+impl<T: BeaconChainTypes> SignatureVerifiedEnvelope<T> {
+     pub fn new(
+        envelope: Arc<SignedExecutionPayloadEnvelope<T::EthSpec>>,
+        state: &mut BeaconState<T::EthSpec>,
+        block_root: Hash256,
+        chain: &BeaconChain<T>,
+    ) -> Result<Self, EnvelopeError> {
+        let is_signature_valid = envelope.verify_signature_with_state(state, &chain.spec)?;
+
+        if !is_signature_valid {
+            return Err(EnvelopeError::BadSignature)
+        }
+
+        Self {
+            envelope,
+            block_root,
+            state
+        }
+
+        todo!()
+    }
+}

beacon_node/execution_layer/src/engine_api/new_payload_request.rs

@@ -4,7 +4,8 @@ use crate::versioned_hashes::verify_versioned_hashes;
 use state_processing::per_block_processing::deneb::kzg_commitment_to_versioned_hash;
 use superstruct::superstruct;
 use types::{
-    BeaconBlockRef, BeaconStateError, EthSpec, ExecutionBlockHash, ExecutionPayload, ExecutionPayloadEnvelope, ExecutionPayloadRef, Hash256, VersionedHash
+    BeaconBlockRef, BeaconStateError, EthSpec, ExecutionBlockHash, ExecutionPayload,
+    ExecutionPayloadEnvelope, ExecutionPayloadRef, Hash256, VersionedHash,
 };
 use types::{
     ExecutionPayloadBellatrix, ExecutionPayloadCapella, ExecutionPayloadDeneb,

consensus/state_processing/src/envelope_processing.rs

@@ -277,7 +277,6 @@ pub fn process_execution_payload_envelope<E: EthSpec>(
     Ok(())
 }
 
-
 /// Performs *partial* verification of the `payload envelope`.
 pub fn partially_verify_payload_envelope<E: EthSpec>(
     state: &BeaconState<E>,