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triedb/pathdb: fix panic in recoverable (#29107) 

* triedb/pathdb: fix panic in recoverable

* triedb/pathdb: add todo

* triedb/pathdb: rename

* triedb/pathdb: rename
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rjl493456442 2024-02-28 20:40:28 +08:00 committed by GitHub
parent 49623bd469
commit 5bae14f9df
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1 changed files with 9 additions and 3 deletions
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12
triedb/pathdb/database.go
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@ -391,17 +391,23 @@ func (db *Database) Recoverable(root common.Hash) bool {
if *id >= dl.stateID() {
return false
}
// This is a temporary workaround for the unavailability of the freezer in
// dev mode. As a consequence, the Pathdb loses the ability for deep reorg
// in certain cases.
// TODO(rjl493456442): Implement the in-memory ancient store.
if db.freezer == nil {
return false
}
// Ensure the requested state is a canonical state and all state
// histories in range [id+1, disklayer.ID] are present and complete.
parent := root
return checkHistories(db.freezer, *id+1, dl.stateID()-*id, func(m *meta) error {
if m.parent != parent {
if m.parent != root {
return errors.New("unexpected state history")
}
if len(m.incomplete) > 0 {
return errors.New("incomplete state history")
}
parent = m.root
root = m.root
return nil
}) == nil
}