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Refactor journal loading and add setWriter method

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Refactor journal load method to use nil writer instead of original writer. Add setWriter method to handle journal file opening for writing new transactions.
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Kyrin 2025-10-16 15:58:52 +08:00 committed by GitHub
parent 397d750851
commit 77de963b5b
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1 changed files with 19 additions and 3 deletions
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22
core/txpool/locals/journal.go
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@ -58,8 +58,6 @@ func newTxJournal(path string) *journal {
// load parses a transaction journal dump from disk, loading its contents into
// the specified pool.
func (journal *journal) load(add func([]*types.Transaction) []error) error {
originalWriter := journal.writer
// Open the journal for loading any past transactions
input, err := os.Open(journal.path)
if errors.Is(err, fs.ErrNotExist) {
@ -73,7 +71,7 @@ func (journal *journal) load(add func([]*types.Transaction) []error) error {
// Temporarily discard any journal additions (don't double add on load)
journal.writer = new(devNull)
defer func() { journal.writer = originalWriter }()
defer func() { journal.writer = nil }()
// Inject all transactions from the journal into the pool
stream := rlp.NewStream(input, 0)
@ -119,6 +117,24 @@ func (journal *journal) load(add func([]*types.Transaction) []error) error {
return failure
}
// setWriter opens the journal file for writing new transactions.
func (journal *journal) setWriter() error {
// Close the current writer if any
if journal.writer != nil {
journal.writer.Close()
journal.writer = nil
}
// Open the journal file for appending
// Use O_APPEND to ensure we always write to the end of the file
sink, err := os.OpenFile(journal.path, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0644)
if err != nil {
return err
}
journal.writer = sink
return nil
}
// insert adds the specified transaction to the local disk journal.
func (journal *journal) insert(tx *types.Transaction) error {
if journal.writer == nil {