Electra spec config and builder (#8183)

* Electra spec config and builder

There were fields missing for EIP-7251, and also some of the attestation fields. I added the entire diff from consensus-specs while I was going, it seemed easiest...

Signed-off-by: Paul Harris <paul.harris@consensys.net>

ethereum/spec/src/main/java/tech/pegasys/teku/spec/config/SpecConfigElectra.java

@@ -31,6 +31,32 @@ static SpecConfigElectra required(final SpecConfig specConfig) {
                         + specConfig.getClass().getSimpleName()));
   }
 
+  UInt64 getMinActivationBalance();
+
+  UInt64 getMaxEffectiveBalanceElectra();
+
+  UInt64 getPendingBalanceDepositsLimit();
+
+  UInt64 getPendingPartialWithdrawalsLimit();
+
+  UInt64 getPendingConsolidationsLimit();
+
+  int getWhistleblowerRewardQuotientElectra();
+
+  int getMinSlashingPenaltyQuotientElectra();
+
+  int getMaxAttesterSlashingsElectra();
+
+  int getMaxAttestationsElectra();
+
+  int getMaxConsolidations();
+
+  int getMaxPartialWithdrawalsPerPayload();
+
+  UInt64 getMinPerEpochChurnLimitElectra();
+
+  UInt64 getMaxPerEpochActivationExitChurnLimit();
+
   Bytes4 getElectraForkVersion();
 
   UInt64 getElectraForkEpoch();

ethereum/spec/src/main/java/tech/pegasys/teku/spec/config/SpecConfigElectraImpl.java

@@ -22,21 +22,60 @@ public class SpecConfigElectraImpl extends DelegatingSpecConfigDeneb implements
 
   private final Bytes4 electraForkVersion;
   private final UInt64 electraForkEpoch;
+  private final UInt64 minPerEpochChurnLimitElectra;
+  private final UInt64 maxPerEpochActivationExitChurnLimit;
 
   private final int maxDepositReceiptsPerPayload;
   private final int maxExecutionLayerExits;
+  private final UInt64 minActivationBalance;
+  private final UInt64 maxEffectiveBalanceElectra;
+  private final UInt64 pendingBalanceDepositsLimit;
+  private final UInt64 pendingPartialWithdrawalsLimit;
+  private final UInt64 pendingConsolidationsLimit;
+  private final int whistleblowerRewardQuotientElectra;
+  private final int minSlashingPenaltyQuotientElectra;
+  private final int maxPartialWithdrawalsPerPayload;
+  private final int maxAttesterSlashingsElectra;
+  private final int maxAttestationsElectra;
+  private final int maxConsolidations;
 
   public SpecConfigElectraImpl(
       final SpecConfigDeneb specConfig,
       final Bytes4 electraForkVersion,
       final UInt64 electraForkEpoch,
       final int maxDepositReceiptsPerPayload,
-      final int maxExecutionLayerExits) {
+      final int maxExecutionLayerExits,
+      final UInt64 minPerEpochChurnLimitElectra,
+      final UInt64 maxPerEpochActivationExitChurnLimit,
+      final UInt64 minActivationBalance,
+      final UInt64 maxEffectiveBalanceElectra,
+      final UInt64 pendingBalanceDepositsLimit,
+      final UInt64 pendingPartialWithdrawalsLimit,
+      final UInt64 pendingConsolidationsLimit,
+      final int whistleblowerRewardQuotientElectra,
+      final int minSlashingPenaltyQuotientElectra,
+      final int maxPartialWithdrawalsPerPayload,
+      final int maxAttesterSlashingsElectra,
+      final int maxAttestationsElectra,
+      final int maxConsolidations) {
     super(specConfig);
     this.electraForkVersion = electraForkVersion;
     this.electraForkEpoch = electraForkEpoch;
     this.maxDepositReceiptsPerPayload = maxDepositReceiptsPerPayload;
     this.maxExecutionLayerExits = maxExecutionLayerExits;
+    this.minPerEpochChurnLimitElectra = minPerEpochChurnLimitElectra;
+    this.maxPerEpochActivationExitChurnLimit = maxPerEpochActivationExitChurnLimit;
+    this.minActivationBalance = minActivationBalance;
+    this.maxEffectiveBalanceElectra = maxEffectiveBalanceElectra;
+    this.pendingBalanceDepositsLimit = pendingBalanceDepositsLimit;
+    this.pendingPartialWithdrawalsLimit = pendingPartialWithdrawalsLimit;
+    this.pendingConsolidationsLimit = pendingConsolidationsLimit;
+    this.whistleblowerRewardQuotientElectra = whistleblowerRewardQuotientElectra;
+    this.minSlashingPenaltyQuotientElectra = minSlashingPenaltyQuotientElectra;
+    this.maxPartialWithdrawalsPerPayload = maxPartialWithdrawalsPerPayload;
+    this.maxAttesterSlashingsElectra = maxAttesterSlashingsElectra;
+    this.maxAttestationsElectra = maxAttestationsElectra;
+    this.maxConsolidations = maxConsolidations;
   }
 
   @Override
@@ -59,6 +98,71 @@ public int getMaxExecutionLayerExits() {
     return maxExecutionLayerExits;
   }
 
+  @Override
+  public UInt64 getMinActivationBalance() {
+    return minActivationBalance;
+  }
+
+  @Override
+  public UInt64 getMaxEffectiveBalanceElectra() {
+    return maxEffectiveBalanceElectra;
+  }
+
+  @Override
+  public UInt64 getPendingBalanceDepositsLimit() {
+    return pendingBalanceDepositsLimit;
+  }
+
+  @Override
+  public UInt64 getPendingPartialWithdrawalsLimit() {
+    return pendingPartialWithdrawalsLimit;
+  }
+
+  @Override
+  public UInt64 getPendingConsolidationsLimit() {
+    return pendingConsolidationsLimit;
+  }
+
+  @Override
+  public int getWhistleblowerRewardQuotientElectra() {
+    return whistleblowerRewardQuotientElectra;
+  }
+
+  @Override
+  public int getMinSlashingPenaltyQuotientElectra() {
+    return minSlashingPenaltyQuotientElectra;
+  }
+
+  @Override
+  public int getMaxAttesterSlashingsElectra() {
+    return maxAttesterSlashingsElectra;
+  }
+
+  @Override
+  public int getMaxAttestationsElectra() {
+    return maxAttestationsElectra;
+  }
+
+  @Override
+  public int getMaxConsolidations() {
+    return maxConsolidations;
+  }
+
+  @Override
+  public int getMaxPartialWithdrawalsPerPayload() {
+    return maxPartialWithdrawalsPerPayload;
+  }
+
+  @Override
+  public UInt64 getMinPerEpochChurnLimitElectra() {
+    return minPerEpochChurnLimitElectra;
+  }
+
+  @Override
+  public UInt64 getMaxPerEpochActivationExitChurnLimit() {
+    return maxPerEpochActivationExitChurnLimit;
+  }
+
   @Override
   public Optional<SpecConfigElectra> toVersionElectra() {
     return Optional.of(this);

ethereum/spec/src/main/java/tech/pegasys/teku/spec/config/builder/ElectraBuilder.java

@@ -30,8 +30,21 @@ public class ElectraBuilder implements ForkConfigBuilder<SpecConfigDeneb, SpecCo
 
   private Bytes4 electraForkVersion;
   private UInt64 electraForkEpoch;
+  private UInt64 minPerEpochChurnLimitElectra;
+  private UInt64 maxPerEpochActivationExitChurnLimit;
   private Integer maxDepositReceiptsPerPayload;
   private Integer maxExecutionLayerExits;
+  private UInt64 minActivationBalance;
+  private UInt64 maxEffectiveBalanceElectra;
+  private UInt64 pendingBalanceDepositsLimit;
+  private UInt64 pendingPartialWithdrawalsLimit;
+  private UInt64 pendingConsolidationsLimit;
+  private Integer whistleblowerRewardQuotientElectra;
+  private Integer minSlashingPenaltyQuotientElectra;
+  private Integer maxPartialWithdrawalsPerPayload;
+  private Integer maxAttesterSlashingsElectra;
+  private Integer maxAttestationsElectra;
+  private Integer maxConsolidations;
 
   ElectraBuilder() {}
 
@@ -42,7 +55,20 @@ public SpecConfigElectra build(final SpecConfigDeneb specConfig) {
         electraForkVersion,
         electraForkEpoch,
         maxDepositReceiptsPerPayload,
-        maxExecutionLayerExits);
+        maxExecutionLayerExits,
+        minPerEpochChurnLimitElectra,
+        maxPerEpochActivationExitChurnLimit,
+        minActivationBalance,
+        maxEffectiveBalanceElectra,
+        pendingBalanceDepositsLimit,
+        pendingPartialWithdrawalsLimit,
+        pendingConsolidationsLimit,
+        whistleblowerRewardQuotientElectra,
+        minSlashingPenaltyQuotientElectra,
+        maxPartialWithdrawalsPerPayload,
+        maxAttesterSlashingsElectra,
+        maxAttestationsElectra,
+        maxConsolidations);
   }
 
   public ElectraBuilder electraForkEpoch(final UInt64 electraForkEpoch) {
@@ -69,6 +95,89 @@ public ElectraBuilder maxExecutionLayerExits(final Integer maxExecutionLayerExit
     return this;
   }
 
+  public ElectraBuilder minPerEpochChurnLimitElectra(final UInt64 minPerEpochChurnLimitElectra) {
+    checkNotNull(minPerEpochChurnLimitElectra);
+    this.minPerEpochChurnLimitElectra = minPerEpochChurnLimitElectra;
+    return this;
+  }
+
+  public ElectraBuilder maxPerEpochActivationExitChurnLimit(
+      final UInt64 maxPerEpochActivationExitChurnLimit) {
+    checkNotNull(maxPerEpochActivationExitChurnLimit);
+    this.maxPerEpochActivationExitChurnLimit = maxPerEpochActivationExitChurnLimit;
+    return this;
+  }
+
+  public ElectraBuilder minActivationBalance(final UInt64 minActivationBalance) {
+    checkNotNull(minActivationBalance);
+    this.minActivationBalance = minActivationBalance;
+    return this;
+  }
+
+  public ElectraBuilder maxEffectiveBalanceElectra(final UInt64 maxEffectiveBalanceElectra) {
+    checkNotNull(maxEffectiveBalanceElectra);
+    this.maxEffectiveBalanceElectra = maxEffectiveBalanceElectra;
+    return this;
+  }
+
+  public ElectraBuilder pendingBalanceDepositsLimit(final UInt64 pendingBalanceDepositsLimit) {
+    checkNotNull(pendingBalanceDepositsLimit);
+    this.pendingBalanceDepositsLimit = pendingBalanceDepositsLimit;
+    return this;
+  }
+
+  public ElectraBuilder pendingPartialWithdrawalsLimit(
+      final UInt64 pendingPartialWithdrawalsLimit) {
+    checkNotNull(pendingPartialWithdrawalsLimit);
+    this.pendingPartialWithdrawalsLimit = pendingPartialWithdrawalsLimit;
+    return this;
+  }
+
+  public ElectraBuilder pendingConsolidationsLimit(final UInt64 pendingConsolidationsLimit) {
+    checkNotNull(pendingConsolidationsLimit);
+    this.pendingConsolidationsLimit = pendingConsolidationsLimit;
+    return this;
+  }
+
+  public ElectraBuilder whistleblowerRewardQuotientElectra(
+      final Integer whistleblowerRewardQuotientElectra) {
+    checkNotNull(whistleblowerRewardQuotientElectra);
+    this.whistleblowerRewardQuotientElectra = whistleblowerRewardQuotientElectra;
+    return this;
+  }
+
+  public ElectraBuilder minSlashingPenaltyQuotientElectra(
+      final Integer minSlashingPenaltyQuotientElectra) {
+    checkNotNull(minSlashingPenaltyQuotientElectra);
+    this.minSlashingPenaltyQuotientElectra = minSlashingPenaltyQuotientElectra;
+    return this;
+  }
+
+  public ElectraBuilder maxPartialWithdrawalsPerPayload(
+      final Integer maxPartialWithdrawalsPerPayload) {
+    checkNotNull(maxPartialWithdrawalsPerPayload);
+    this.maxPartialWithdrawalsPerPayload = maxPartialWithdrawalsPerPayload;
+    return this;
+  }
+
+  public ElectraBuilder maxAttesterSlashingsElectra(final Integer maxAttesterSlashingsElectra) {
+    checkNotNull(maxAttesterSlashingsElectra);
+    this.maxAttesterSlashingsElectra = maxAttesterSlashingsElectra;
+    return this;
+  }
+
+  public ElectraBuilder maxAttestationsElectra(final Integer maxAttestationsElectra) {
+    checkNotNull(maxAttestationsElectra);
+    this.maxAttestationsElectra = maxAttestationsElectra;
+    return this;
+  }
+
+  public ElectraBuilder maxConsolidations(final Integer maxConsolidations) {
+    checkNotNull(maxConsolidations);
+    this.maxConsolidations = maxConsolidations;
+    return this;
+  }
+
   @Override
   public void validate() {
     if (electraForkEpoch == null) {
@@ -91,6 +200,19 @@ public Map<String, Object> getValidationMap() {
     constants.put("electraForkEpoch", electraForkEpoch);
     constants.put("electraForkVersion", electraForkVersion);
     constants.put("maxDepositReceiptsPerPayload", maxDepositReceiptsPerPayload);
+    constants.put("minPerEpochChurnLimitElectra", minPerEpochChurnLimitElectra);
+    constants.put("maxExecutionLayerExits", maxExecutionLayerExits);
+    constants.put("minActivationBalance", minActivationBalance);
+    constants.put("maxEffectiveBalanceElectra", maxEffectiveBalanceElectra);
+    constants.put("pendingBalanceDepositsLimit", pendingBalanceDepositsLimit);
+    constants.put("pendingPartialWithdrawalsLimit", pendingPartialWithdrawalsLimit);
+    constants.put("pendingConsolidationsLimit", pendingConsolidationsLimit);
+    constants.put("whistleblowerRewardQuotientElectra", whistleblowerRewardQuotientElectra);
+    constants.put("minSlashingPenaltyQuotientElectra", minSlashingPenaltyQuotientElectra);
+    constants.put("maxPartialWithdrawalsPerPayload", maxPartialWithdrawalsPerPayload);
+    constants.put("maxAttesterSlashingsElectra", maxAttesterSlashingsElectra);
+    constants.put("maxAttestationsElectra", maxAttestationsElectra);
+    constants.put("maxConsolidations", maxConsolidations);
 
     return constants;
   }

ethereum/spec/src/main/resources/tech/pegasys/teku/spec/config/configs/mainnet.yaml

@@ -141,4 +141,8 @@ MAX_REQUEST_BLOB_SIDECARS: 768
 # `2**12` (= 4096 epochs, ~18 days)
 MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS: 4096
 # `6`
-BLOB_SIDECAR_SUBNET_COUNT: 6
+BLOB_SIDECAR_SUBNET_COUNT: 6
+
+# [New in Electra:EIP7251]
+MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA: 128000000000 # 2**7 * 10**9 (= 128,000,000,000)
+MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT: 256000000000 # 2**8 * 10**9 (= 256,000,000,000)

ethereum/spec/src/main/resources/tech/pegasys/teku/spec/config/configs/minimal.yaml

@@ -141,4 +141,8 @@ MAX_REQUEST_BLOB_SIDECARS: 768
 # `2**12` (= 4096 epochs, ~18 days)
 MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS: 4096
 # `6`
-BLOB_SIDECAR_SUBNET_COUNT: 6
+BLOB_SIDECAR_SUBNET_COUNT: 6
+
+# [New in Electra:EIP7251]
+MIN_PER_EPOCH_CHURN_LIMIT_ELECTRA: 64000000000 # 2**6 * 10**9 (= 64,000,000,000)
+MAX_PER_EPOCH_ACTIVATION_EXIT_CHURN_LIMIT: 256000000000 # 2**8 * 10**9 (= 256,000,000,000)

ethereum/spec/src/main/resources/tech/pegasys/teku/spec/config/presets/mainnet/electra.yaml

@@ -1,8 +1,36 @@
 # Mainnet preset - Electra
 
+# Gwei values
+# ---------------------------------------------------------------
+# 2**5 * 10**9 (= 32,000,000,000) Gwei
+MIN_ACTIVATION_BALANCE: 32000000000
+# 2**11 * 10**9 (= 2,048,000,000,000) Gwei
+MAX_EFFECTIVE_BALANCE_ELECTRA: 2048000000000
+
+# State list lengths
+# ---------------------------------------------------------------
+PENDING_BALANCE_DEPOSITS_LIMIT: 134217728
+PENDING_PARTIAL_WITHDRAWALS_LIMIT: 134217728
+PENDING_CONSOLIDATIONS_LIMIT: 262144
+
+# Reward and penalty quotients
+# ---------------------------------------------------------------
+MIN_SLASHING_PENALTY_QUOTIENT_ELECTRA: 4096
+WHISTLEBLOWER_REWARD_QUOTIENT_ELECTRA: 4096
+
+# # Max operations per block
+# ---------------------------------------------------------------
+# `uint64(2**0)` (= 1)
+MAX_ATTESTER_SLASHINGS_ELECTRA: 1
+# `uint64(2 * 3)` (= 8)
+MAX_ATTESTATIONS_ELECTRA: 8
+MAX_CONSOLIDATIONS: 1
+
 # Execution
 # ---------------------------------------------------------------
 # 2**13 (= 8192) receipts
 MAX_DEPOSIT_RECEIPTS_PER_PAYLOAD: 8192
 # 2**4 (= 16) exits
-MAX_EXECUTION_LAYER_EXITS: 16
+MAX_EXECUTION_LAYER_EXITS: 16
+# 2**3 (= 8) partial withdrawals
+MAX_PARTIAL_WITHDRAWALS_PER_PAYLOAD: 8