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core/rawdb: no need to run truncateFile for readonly mode (#28145) 

Avoid truncating files, if ancients are opened in readonly mode. With this change, we return error instead of trying (and failing)  to repair
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Delweng 2023-09-21 16:05:55 +08:00 committed by GitHub
parent 5b9cbe30f8
commit 545f4c5547
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1 changed files with 6 additions and 0 deletions
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6
core/rawdb/freezer_table.go
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@ -212,6 +212,9 @@ func (t *freezerTable) repair() error {
}
// Ensure the index is a multiple of indexEntrySize bytes
if overflow := stat.Size() % indexEntrySize; overflow != 0 {
if t.readonly {
return fmt.Errorf("index file(path: %s, name: %s) size is not a multiple of %d", t.path, t.name, indexEntrySize)
}
truncateFreezerFile(t.index, stat.Size()-overflow) // New file can't trigger this path
}
// Retrieve the file sizes and prepare for truncation
@ -270,6 +273,9 @@ func (t *freezerTable) repair() error {
// Keep truncating both files until they come in sync
contentExp = int64(lastIndex.offset)
for contentExp != contentSize {
if t.readonly {
return fmt.Errorf("freezer table(path: %s, name: %s, num: %d) is corrupted", t.path, t.name, lastIndex.filenum)
}
verbose = true
// Truncate the head file to the last offset pointer
if contentExp < contentSize {