use EF consensus spec v1.5.0-alpha.10 test vectors (#6761)

Author: tersec

AllTests-mainnet.md

@@ -196,15 +196,15 @@ OK: 1/1 Fail: 0/1 Skip: 0/1
 OK: 2/2 Fail: 0/2 Skip: 0/2
 ## EF - EIP7594 - Networking [Preset: mainnet]
 ```diff
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
-+ Networking - Get Custody Columns - mainnet/eip7594/networking/get_custody_columns/pyspec_t OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
++ Networking - Get Custody Columns - mainnet/fulu/networking/get_custody_columns/pyspec_test OK
 ```
 OK: 9/9 Fail: 0/9 Skip: 0/9
 ## EF - KZG

ConsensusSpecPreset-mainnet.md

@@ -1212,11 +1212,9 @@ proc process_attestation*(
   ok(proposer_reward)
 
 # https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.9/specs/altair/beacon-chain.md#get_next_sync_committee_indices
-# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.3/specs/electra/beacon-chain.md#modified-get_next_sync_committee_indices
 func get_next_sync_committee_keys(
     state: altair.BeaconState | bellatrix.BeaconState | capella.BeaconState |
-           deneb.BeaconState | electra.BeaconState | fulu.BeaconState):
-    array[SYNC_COMMITTEE_SIZE, ValidatorPubKey] =
+           deneb.BeaconState): array[SYNC_COMMITTEE_SIZE, ValidatorPubKey] =
   ## Return the sequence of sync committee indices, with possible duplicates,
   ## for the next sync committee.
   # The sync committe depends on seed and effective balance - it can
@@ -1244,13 +1242,51 @@ func get_next_sync_committee_keys(
       candidate_index = active_validator_indices[shuffled_index]
       random_byte = eth2digest(hash_buffer).data[i mod 32]
       effective_balance = state.validators[candidate_index].effective_balance
-    const meb =
-      when typeof(state).kind >= ConsensusFork.Electra:
-        MAX_EFFECTIVE_BALANCE_ELECTRA.Gwei  # [Modified in Electra:EIP7251]
-      else:
-        MAX_EFFECTIVE_BALANCE.Gwei
+    if effective_balance * MAX_RANDOM_BYTE >=
+        MAX_EFFECTIVE_BALANCE.Gwei * random_byte:
+      res[index] = state.validators[candidate_index].pubkey
+      inc index
+    i += 1'u64
+  res
+
+# https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.10/specs/electra/beacon-chain.md#modified-get_next_sync_committee_indices
+func get_next_sync_committee_keys(
+    state: electra.BeaconState | fulu.BeaconState):
+    array[SYNC_COMMITTEE_SIZE, ValidatorPubKey] =
+  ## Return the sequence of sync committee indices, with possible duplicates,
+  ## for the next sync committee.
+  # The sync committe depends on seed and effective balance - it can
+  # thus only be computed for the current epoch of the state, after balance
+  # updates have been performed
+
+  let epoch = get_current_epoch(state) + 1
 
-    if effective_balance * MAX_RANDOM_BYTE >= meb * random_byte:
+  const MAX_RANDOM_VALUE = 65536 - 1  # [Modified in Electra]
+  let
+    active_validator_indices = get_active_validator_indices(state, epoch)
+    active_validator_count = uint64(len(active_validator_indices))
+    seed = get_seed(state, epoch, DOMAIN_SYNC_COMMITTEE)
+  var
+    i = 0'u64
+    index = 0
+    res: array[SYNC_COMMITTEE_SIZE, ValidatorPubKey]
+    hash_buffer: array[40, byte]
+    rv_buf: array[8, byte]
+  hash_buffer[0..31] = seed.data
+  while index < SYNC_COMMITTEE_SIZE:
+    hash_buffer[32..39] = uint_to_bytes(uint64(i div 16))  # [Modified in Electra]
+    let
+      shuffled_index = compute_shuffled_index(
+        uint64(i mod active_validator_count), active_validator_count, seed)
+      candidate_index = active_validator_indices[shuffled_index]
+      random_bytes = eth2digest(hash_buffer).data
+      offset = (i mod 16) * 2
+      effective_balance = state.validators[candidate_index].effective_balance
+    rv_buf[0 .. 1] = random_bytes.toOpenArray(offset, offset + 1)
+    let random_value = bytes_to_uint64(rv_buf)
+    # [Modified in Electra:EIP7251]
+    if effective_balance * MAX_RANDOM_VALUE >=
+        MAX_EFFECTIVE_BALANCE_ELECTRA.Gwei * random_value:
       res[index] = state.validators[candidate_index].pubkey
       inc index
     i += 1'u64
@@ -1336,7 +1372,7 @@ func get_pending_balance_to_withdraw*(
     validator_index: ValidatorIndex): Gwei =
   var pending_balance: Gwei
   for withdrawal in state.pending_partial_withdrawals:
-    if withdrawal.index == validator_index:
+    if withdrawal.validator_index == validator_index:
       pending_balance += withdrawal.amount
 
   pending_balance
@@ -1444,10 +1480,10 @@ template get_expected_withdrawals_with_partial_count_aux*(
       break
 
     let
-      validator = state.validators.item(withdrawal.index)
+      validator = state.validators.item(withdrawal.validator_index)
 
       # Keep a uniform variable name available for injected code
-      validator_index {.inject.} = withdrawal.index
+      validator_index {.inject.} = withdrawal.validator_index
 
       # Here, can't use the pre-stored effective balance because this template
       # might be called on the next slot and therefore next epoch, after which
@@ -1471,7 +1507,7 @@ template get_expected_withdrawals_with_partial_count_aux*(
           withdrawal.amount)
       var w = Withdrawal(
         index: withdrawal_index,
-        validator_index: withdrawal.index,
+        validator_index: withdrawal.validator_index,
         amount: withdrawable_balance)
       w.address.data[0..19] = validator.withdrawal_credentials.data[12..^1]
       withdrawals.add w

ConsensusSpecPreset-minimal.md

@@ -74,7 +74,7 @@ export
   tables, results, endians2, json_serialization, sszTypes, beacon_time, crypto,
   digest, presets
 
-const SPEC_VERSION* = "1.5.0-alpha.9"
+const SPEC_VERSION* = "1.5.0-alpha.10"
 ## Spec version we're aiming to be compatible with, right now
 
 const

beacon_chain/spec/beaconstate.nim

@@ -158,7 +158,7 @@ type
 
   # https://github.com/ethereum/consensus-specs/blob/v1.5.0-alpha.7/specs/electra/beacon-chain.md#pendingpartialwithdrawal
   PendingPartialWithdrawal* = object
-    index*: uint64
+    validator_index*: uint64
     amount*: Gwei
     withdrawable_epoch*: Epoch
 

beacon_chain/spec/datatypes/base.nim

@@ -79,8 +79,6 @@ type
     MIN_PER_EPOCH_CHURN_LIMIT*: uint64
     CHURN_LIMIT_QUOTIENT*: uint64
     MAX_PER_EPOCH_ACTIVATION_CHURN_LIMIT*: uint64
-    MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA*: uint64
-    MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT*: uint64
 
     # Fork choice
     # TODO PROPOSER_SCORE_BOOST*: uint64
@@ -116,6 +114,13 @@ type
     MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS*: uint64
     # TODO BLOB_SIDECAR_SUBNET_COUNT*: uint64
 
+    # Electra
+    MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA*: uint64
+    MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT*: uint64
+    BLOB_SIDECAR_SUBNET_COUNT_ELECTRA*: uint64
+    MAX_BLOBS_PER_BLOCK_ELECTRA*: uint64
+    MAX_REQUEST_BLOB_SIDECARS_ELECTRA*: uint64
+
   PresetFile* = object
     values*: Table[string, string]
     missingValues*: seq[string]
@@ -233,10 +238,6 @@ when const_preset == "mainnet":
     CHURN_LIMIT_QUOTIENT: 65536,
     # [New in Deneb:EIP7514] 2**3 (= 8)
     MAX_PER_EPOCH_ACTIVATION_CHURN_LIMIT: 8,
-    # [New in Electra:EIP7251] 2**7 * 10**9 (= 128,000,000,000)
-    MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA: 128000000000'u64,
-    # [New in Electra:EIP7251] 2**8 * 10**9 (= 256,000,000,000)
-    MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT: 256000000000'u64,
 
     # Deposit contract
     # ---------------------------------------------------------------
@@ -283,6 +284,18 @@ when const_preset == "mainnet":
     MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS: 4096,
     # `6`
     # TODO BLOB_SIDECAR_SUBNET_COUNT: 6,
+
+    # Electra
+    # 2**7 * 10**9 (= 128,000,000,000)
+    MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA: 128000000000'u64,
+    # 2**8 * 10**9 (= 256,000,000,000)
+    MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT: 256000000000'u64,
+    # `9`
+    BLOB_SIDECAR_SUBNET_COUNT_ELECTRA: 9,
+    # `uint64(9)`
+    MAX_BLOBS_PER_BLOCK_ELECTRA: 9,
+    # MAX_REQUEST_BLOCKS_DENEB * MAX_BLOBS_PER_BLOCK_ELECTRA
+    MAX_REQUEST_BLOB_SIDECARS_ELECTRA: 1152
   )
 
 elif const_preset == "gnosis":
@@ -385,10 +398,6 @@ elif const_preset == "gnosis":
     CHURN_LIMIT_QUOTIENT: 4096,
     # [New in Deneb:EIP7514] 2**3 (= 8)
     MAX_PER_EPOCH_ACTIVATION_CHURN_LIMIT: 8,
-    # [New in Electra:EIP7251] 2**7 * 10**9 (= 128,000,000,000) (copied from EF mainnet)
-    MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA: 128000000000'u64,
-    # [New in Electra:EIP7251] 2**8 * 10**9 (= 256,000,000,000) (copied from EF mainnet)
-    MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT: 256000000000'u64,
 
     # Deposit contract
     # ---------------------------------------------------------------
@@ -435,6 +444,18 @@ elif const_preset == "gnosis":
     MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS: 16384,
     # `6`
     # TODO BLOB_SIDECAR_SUBNET_COUNT: 6,
+
+    # Electra
+    # 2**7 * 10**9 (= 128,000,000,000)
+    MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA: 128000000000'u64,
+    # 2**8 * 10**9 (= 256,000,000,000)
+    MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT: 256000000000'u64,
+    # `9`
+    BLOB_SIDECAR_SUBNET_COUNT_ELECTRA: 9,
+    # `uint64(9)`
+    MAX_BLOBS_PER_BLOCK_ELECTRA: 9,
+    # MAX_REQUEST_BLOCKS_DENEB * MAX_BLOBS_PER_BLOCK_ELECTRA
+    MAX_REQUEST_BLOB_SIDECARS_ELECTRA: 1152
   )
 
 elif const_preset == "minimal":
@@ -532,10 +553,6 @@ elif const_preset == "minimal":
     CHURN_LIMIT_QUOTIENT: 32,
     # [New in Deneb:EIP7514] [customized]
     MAX_PER_EPOCH_ACTIVATION_CHURN_LIMIT: 4,
-    # [New in Electra:EIP7251] 2**6 * 10**9 (= 64,000,000,000)
-    MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA: 64000000000'u64,
-    # [New in Electra:EIP7251] 2**7 * 10**9 (= 128,000,000,000)
-    MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT: 128000000000'u64,
 
 
     # Deposit contract
@@ -584,6 +601,18 @@ elif const_preset == "minimal":
     MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS: 4096,
     # `6`
     # TODO BLOB_SIDECAR_SUBNET_COUNT: 6,
+
+    # Electra
+    # [customized] 2**6 * 10**9 (= 64,000,000,000)
+    MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA: 64000000000'u64,
+    # [customized] 2**7 * 10**9 (= 128,000,000,000)
+    MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT: 128000000000'u64,
+    # `9`
+    BLOB_SIDECAR_SUBNET_COUNT_ELECTRA: 9,
+    # `uint64(9)`
+    MAX_BLOBS_PER_BLOCK_ELECTRA: 9,
+    # MAX_REQUEST_BLOCKS_DENEB * MAX_BLOBS_PER_BLOCK_ELECTRA
+    MAX_REQUEST_BLOB_SIDECARS_ELECTRA: 1152,
   )
 
 else:

beacon_chain/spec/datatypes/electra.nim

@@ -39,8 +39,8 @@ const
   MAX_ATTESTER_SLASHINGS_ELECTRA*: uint64 = 1
   # `uint64(2**3)` (= 8)
   MAX_ATTESTATIONS_ELECTRA*: uint64 = 8
-  # `uint64(2**0)` (= 1)
-  MAX_CONSOLIDATION_REQUESTS_PER_PAYLOAD*: uint64 = 1
+  # `uint64(2**1)` (= 2)
+  MAX_CONSOLIDATION_REQUESTS_PER_PAYLOAD*: uint64 = 2
 
   # Execution
   # ---------------------------------------------------------------

beacon_chain/spec/presets.nim

@@ -39,8 +39,8 @@ const
   MAX_ATTESTER_SLASHINGS_ELECTRA*: uint64 = 1
   # `uint64(2**3)` (= 8)
   MAX_ATTESTATIONS_ELECTRA*: uint64 = 8
-  # `uint64(2**0)` (= 1)
-  MAX_CONSOLIDATION_REQUESTS_PER_PAYLOAD*: uint64 = 1
+  # `uint64(2**1)` (= 2)
+  MAX_CONSOLIDATION_REQUESTS_PER_PAYLOAD*: uint64 = 2
 
   # Execution
   # ---------------------------------------------------------------

beacon_chain/spec/presets/gnosis/electra_preset.nim

@@ -13,8 +13,8 @@ const
   # `uint64(4096)`
   FIELD_ELEMENTS_PER_BLOB*: uint64 = 4096
   # [customized]
-  MAX_BLOB_COMMITMENTS_PER_BLOCK*: uint64 = 16
+  MAX_BLOB_COMMITMENTS_PER_BLOCK*: uint64 = 32
   # `uint64(6)`
   MAX_BLOBS_PER_BLOCK*: uint64 = 6
-  # [customized] `floorlog2(get_generalized_index(BeaconBlockBody, 'blob_kzg_commitments')) + 1 + ceillog2(MAX_BLOB_COMMITMENTS_PER_BLOCK)` = 4 + 1 + 4 = 9
-  KZG_COMMITMENT_INCLUSION_PROOF_DEPTH* = 9
+  # [customized] `floorlog2(get_generalized_index(BeaconBlockBody, 'blob_kzg_commitments')) + 1 + ceillog2(MAX_BLOB_COMMITMENTS_PER_BLOCK)` = 4 + 1 + 5 = 10
+  KZG_COMMITMENT_INCLUSION_PROOF_DEPTH* = 10