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core/rawdb: fix freezer validation (#26251)

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* core/rawdb: fix freezer validation

* core/rawdb: address comment
This commit is contained in:
rjl493456442 2022-11-25 16:10:31 +08:00 committed by GitHub
parent c5dc61c62d
commit add1bff13f
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 15 additions and 10 deletions
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23
core/rawdb/freezer.go
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@ -318,30 +318,35 @@ func (f *Freezer) Sync() error {
return nil
}
// validate checks that every table has the same length.
// validate checks that every table has the same boundary.
// Used instead of `repair` in readonly mode.
func (f *Freezer) validate() error {
if len(f.tables) == 0 {
return nil
}
var (
length uint64
head uint64
tail uint64
name string
)
// Hack to get length of any table
// Hack to get boundary of any table
for kind, table := range f.tables {
length = atomic.LoadUint64(&table.items)
head = atomic.LoadUint64(&table.items)
tail = atomic.LoadUint64(&table.itemHidden)
name = kind
break
}
// Now check every table against that length
// Now check every table against those boundaries.
for kind, table := range f.tables {
items := atomic.LoadUint64(&table.items)
if length != items {
return fmt.Errorf("freezer tables %s and %s have differing lengths: %d != %d", kind, name, items, length)
if head != atomic.LoadUint64(&table.items) {
return fmt.Errorf("freezer tables %s and %s have differing head: %d != %d", kind, name, atomic.LoadUint64(&table.items), head)
}
if tail != atomic.LoadUint64(&table.itemHidden) {
return fmt.Errorf("freezer tables %s and %s have differing tail: %d != %d", kind, name, atomic.LoadUint64(&table.itemHidden), tail)
}
}
atomic.StoreUint64(&f.frozen, length)
atomic.StoreUint64(&f.frozen, head)
atomic.StoreUint64(&f.tail, tail)
return nil
}