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eth2.0-specs
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Merge pull request #2606 from mkalinin/extra-data 

Add extra_data field to the execution payload
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Danny Ryan 2021-09-17 10:05:27 -06:00 committed by GitHub
parent c396ee1e3f c2084ad5b0
commit 29a6d7153b
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2 changed files with 6 additions and 0 deletions
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4
specs/merge/beacon-chain.md
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@ -64,6 +64,7 @@ This patch adds transaction execution to the beacon chain as part of the Merge f
| `BYTES_PER_LOGS_BLOOM` | `uint64(2**8)` (= 256) |
| `GAS_LIMIT_DENOMINATOR` | `uint64(2**10)` (= 1,024) |
| `MIN_GAS_LIMIT` | `uint64(5000)` (= 5,000) |
| `MAX_EXTRA_DATA_BYTES` | `2**5` (= 32) |
## Configuration
@ -159,6 +160,7 @@ class ExecutionPayload(Container):
gas_limit: uint64
gas_used: uint64
timestamp: uint64
extra_data: ByteList[MAX_EXTRA_DATA_BYTES]
base_fee_per_gas: Bytes32 # base fee introduced in EIP-1559, little-endian serialized
# Extra payload fields
block_hash: Hash32 # Hash of execution block
@ -180,6 +182,7 @@ class ExecutionPayloadHeader(Container):
gas_limit: uint64
gas_used: uint64
timestamp: uint64
extra_data: ByteList[MAX_EXTRA_DATA_BYTES]
base_fee_per_gas: Bytes32
# Extra payload fields
block_hash: Hash32 # Hash of execution block
@ -310,6 +313,7 @@ def process_execution_payload(state: BeaconState, payload: ExecutionPayload, exe
gas_limit=payload.gas_limit,
gas_used=payload.gas_used,
timestamp=payload.timestamp,
extra_data=payload.extra_data,
base_fee_per_gas=payload.base_fee_per_gas,
block_hash=payload.block_hash,
transactions_root=hash_tree_root(payload.transactions),

2
tests/core/pyspec/eth2spec/test/helpers/execution_payload.py
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@ -20,6 +20,7 @@ def build_empty_execution_payload(spec, state, randao_mix=None):
gas_limit=latest.gas_limit, # retain same limit
gas_used=0, # empty block, 0 gas
timestamp=timestamp,
extra_data=spec.ByteList[spec.MAX_EXTRA_DATA_BYTES](),
base_fee_per_gas=latest.base_fee_per_gas, # retain same base_fee
block_hash=spec.Hash32(),
transactions=empty_txs,
@ -42,6 +43,7 @@ def get_execution_payload_header(spec, execution_payload):
gas_limit=execution_payload.gas_limit,
gas_used=execution_payload.gas_used,
timestamp=execution_payload.timestamp,
extra_data=execution_payload.extra_data,
base_fee_per_gas=execution_payload.base_fee_per_gas,
block_hash=execution_payload.block_hash,
transactions_root=spec.hash_tree_root(execution_payload.transactions)