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add alpha.8 target gas limiting to engine building #8477

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Merged
tersec merged 1 commit into from
May 20, 2026
Merged

add alpha.8 target gas limiting to engine building #8477

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3 changes: 2 additions & 1 deletion beacon_chain/consensus_object_pools/consensus_manager.nim
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Original file line number Diff line number Diff line change
Expand Up @@ -362,7 +362,8 @@ proc prepareNextSlot*(
when consensusFork >= ConsensusFork.Gloas:
PayloadAttributesV4.init(timestamp, prevRandao, feeRecipient,
get_expected_withdrawals(forkyState.data).withdrawals,
beaconHead.blck.bid.root, proposalSlot)
beaconHead.blck.bid.root, proposalSlot,
self[].getGasLimit(nextProposer))
else:
# https://github.com/ethereum/execution-apis/blob/v1.0.0-beta.4/src/engine/cancun.md#payloadattributesv3
PayloadAttributesV3.init(timestamp, prevRandao, feeRecipient,
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2 changes: 2 additions & 0 deletions beacon_chain/el/el_manager.nim
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Expand Up @@ -456,6 +456,7 @@ func init*(
withdrawals: sink seq[capella.Withdrawal],
consensusHead: Eth2Digest,
slot: Slot,
targetGasLimit: uint64,
): T =
T(
timestamp: Quantity timestamp,
Expand All @@ -464,6 +465,7 @@ func init*(
withdrawals: withdrawals.toEngineWithdrawals(),
parentBeaconBlockRoot: consensusHead.to(Hash32),
slotNumber: Quantity(slot),
targetGasLimit: Quantity(targetGasLimit),
)

func init(
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1 change: 1 addition & 0 deletions beacon_chain/validators/block_payloads.nim
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Expand Up @@ -403,6 +403,7 @@ proc getExecutionPayload*(
PayloadAttributesV4.init(
timestamp, prevRandao, feeRecipient, withdrawals,
beaconHead.blck.bid.root, slot,
node.consensusManager[].getGasLimit(validator_pubkey),
)
else:
PayloadAttributesV3.init(
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2 changes: 1 addition & 1 deletion tests/test_el_manager.nim
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Expand Up @@ -440,7 +440,7 @@ suite "EL Manager - getPayload":
state = ForkchoiceStateV1.init(ZERO_HASH, ZERO_HASH, ZERO_HASH)
attrs = PayloadAttributesV4.init(
0'u64, ZERO_HASH, default(Eth1Address),
default(seq[capella.Withdrawal]), ZERO_HASH, Slot(1))
default(seq[capella.Withdrawal]), ZERO_HASH, Slot(1), 60_000_000'u64)
resp =
waitFor manager.getPayload(gloas.ExecutionPayloadForSigning, state, attrs)

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