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Remove balance of message bus for burned native value. #2192

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merged 2 commits into from
Dec 9, 2024
Merged

Remove balance of message bus for burned native value. #2192

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04b2280
Removal of balance.
Dec 9, 2024
f26562b
Clarifying comments.
Dec 9, 2024
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19 changes: 19 additions & 0 deletions go/enclave/components/batch_executor.go
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,7 @@ import (
gethcommon "github.com/ethereum/go-ethereum/common"

smt "github.com/FantasyJony/openzeppelin-merkle-tree-go/standard_merkle_tree"
"github.com/ethereum/go-ethereum/core/tracing"
"github.com/ethereum/go-ethereum/core/types"
gethlog "github.com/ethereum/go-ethereum/log"
"github.com/ethereum/go-ethereum/params"
Expand Down Expand Up @@ -142,6 +143,10 @@ func (executor *batchExecutor) ComputeBatch(ctx context.Context, ec *BatchExecut
return nil, ErrNoTransactionsToProcess
}

if err := executor.postProcessState(ec); err != nil {
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return nil, fmt.Errorf("failed to post process state. Cause: %w", err)
}

return executor.execResult(ec)
}

Expand Down Expand Up @@ -335,6 +340,20 @@ func (executor *batchExecutor) execRegisteredCallbacks(ec *BatchExecutionContext
return nil
}

func (executor *batchExecutor) postProcessState(ec *BatchExecutionContext) error {
receipts := ec.batchTxResults.Receipts()
valueTransferMessages, err := executor.crossChainProcessors.Local.ExtractOutboundTransfers(ec.ctx, receipts)
if err != nil {
return fmt.Errorf("could not extract outbound transfers. Cause: %w", err)
}

for _, msg := range valueTransferMessages {
ec.stateDB.SubBalance(*executor.crossChainProcessors.Local.GetBusAddress(), uint256.MustFromBig(msg.Amount), tracing.BalanceChangeUnspecified)
}

return nil
}

func (executor *batchExecutor) execOnBlockEndTx(ec *BatchExecutionContext) error {
onBlockTx, err := executor.systemContracts.CreateOnBatchEndTransaction(ec.ctx, ec.stateDB, ec.batchTxResults)
if err != nil && !errors.Is(err, system.ErrNoTransactions) {
Expand Down
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