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core: perform EIP-7002, EIP-7251 system calls

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This commit is contained in:
Felix Lange 2024-10-09 14:51:39 +02:00
parent 960daac8a7
commit 177baacf95
1 changed files with 49 additions and 4 deletions
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53
core/state_processor.go
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@ -102,11 +102,18 @@ func (p *StateProcessor) Process(block *types.Block, statedb *state.StateDB, cfg
// Read requests if Prague is enabled.
var requests [][]byte
if p.config.IsPrague(block.Number(), block.Time()) {
// EIP-6110 deposits
depositRequests, err := ParseDepositLogs(allLogs, p.config)
if err != nil {
return nil, err
}
requests = append(requests, depositRequests)
// EIP-7002 withdrawals
withdrawalRequests := ProcessWithdrawalQueue(vmenv, statedb)
requests = append(requests, withdrawalRequests)
// EIP-7251 consolidations
consolidationRequests := ProcessConsolidationQueue(vmenv, statedb)
requests = append(requests, consolidationRequests)
}
// Finalize the block, applying any consensus engine specific extras (e.g. block rewards)
@ -219,9 +226,6 @@ func ProcessBeaconBlockRoot(beaconRoot common.Hash, vmenv *vm.EVM, statedb *stat
defer tracer.OnSystemCallEnd()
}
}
// If EIP-4788 is enabled, we need to invoke the beaconroot storage contract with
// the new root
msg := &Message{
From: params.SystemAddress,
GasLimit: 30_000_000,
@ -248,7 +252,6 @@ func ProcessParentBlockHash(prevHash common.Hash, vmenv *vm.EVM, statedb *state.
defer tracer.OnSystemCallEnd()
}
}
msg := &Message{
From: params.SystemAddress,
GasLimit: 30_000_000,
@ -264,6 +267,48 @@ func ProcessParentBlockHash(prevHash common.Hash, vmenv *vm.EVM, statedb *state.
statedb.Finalise(true)
}
// ProcessWithdrawalQueue calls the EIP-7002 withdrawal queue contract.
// It returns the opaque request data returned by the contract.
func ProcessWithdrawalQueue(vmenv *vm.EVM, statedb *state.StateDB) []byte {
return processRequestsSystemCall(vmenv, statedb, 0x01, params.WithdrawalQueueAddress)
}
// ProcessConsolidationQueue calls the EIP-7251 consolidation queue contract.
// It returns the opaque request data returned by the contract.
func ProcessConsolidationQueue(vmenv *vm.EVM, statedb *state.StateDB) []byte {
return processRequestsSystemCall(vmenv, statedb, 0x02, params.ConsolidationQueueAddress)
}
func processRequestsSystemCall(vmenv *vm.EVM, statedb *state.StateDB, requestType byte, addr common.Address) []byte {
if tracer := vmenv.Config.Tracer; tracer != nil {
if tracer.OnSystemCallStart != nil {
tracer.OnSystemCallStart()
}
if tracer.OnSystemCallEnd != nil {
defer tracer.OnSystemCallEnd()
}
}
msg := &Message{
From: params.SystemAddress,
GasLimit: 30_000_000,
GasPrice: common.Big0,
GasFeeCap: common.Big0,
GasTipCap: common.Big0,
To: &addr,
}
vmenv.Reset(NewEVMTxContext(msg), statedb)
statedb.AddAddressToAccessList(addr)
ret, _, _ := vmenv.Call(vm.AccountRef(msg.From), *msg.To, msg.Data, 30_000_000, common.U2560)
statedb.Finalise(true)
// Create withdrawals requestsData with prefix 0x01
requestsData := make([]byte, len(ret)+1)
requestsData[0] = requestType
copy(requestsData[1:], ret)
return requestsData
}
// ParseDepositLogs extracts the EIP-6110 deposit values from logs emitted by
// BeaconDepositContract.
func ParseDepositLogs(logs []*types.Log, config *params.ChainConfig) ([]byte, error) {