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eth2.0-specs
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update execution-payload processing to isolate payload from block body

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protolambda 2021-05-05 00:17:10 +02:00
parent ab693c9724
commit 521cffc3e9
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1 changed files with 6 additions and 10 deletions
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specs/merge/beacon-chain.md
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@ -146,8 +146,8 @@ def is_transition_completed(state: BeaconState) -> bool:
#### `is_transition_block`
```python
def is_transition_block(state: BeaconState, block_body: BeaconBlockBody) -> bool:
return not is_transition_completed(state) and block_body.execution_payload != ExecutionPayload()
def is_transition_block(state: BeaconState, block: BeaconBlock) -> bool:
return not is_transition_completed(state) and block.body.execution_payload != ExecutionPayload()
```
#### `compute_time_at_slot`
@ -168,7 +168,9 @@ def process_block(state: BeaconState, block: BeaconBlock) -> None:
process_randao(state, block.body)
process_eth1_data(state, block.body)
process_operations(state, block.body)
process_execution_payload(state, block.body) # [New in Merge]
# Pre-merge, skip execution payload processing
if is_transition_completed(state) or is_transition_block(state, block):
process_execution_payload(state, block.body.execution_payload) # [New in Merge]
```
#### Execution payload processing
@ -181,16 +183,10 @@ The body of the function is implementation dependent.
##### `process_execution_payload`
```python
def process_execution_payload(state: BeaconState, body: BeaconBlockBody) -> None:
def process_execution_payload(state: BeaconState, execution_payload: ExecutionPayload) -> None:
"""
Note: This function is designed to be able to be run in parallel with the other `process_block` sub-functions
"""
# Pre-merge, skip processing
if not is_transition_completed(state) and not is_transition_block(state, body):
return
execution_payload = body.execution_payload
if is_transition_completed(state):
assert execution_payload.parent_hash == state.latest_execution_payload_header.block_hash
assert execution_payload.number == state.latest_execution_payload_header.number + 1