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clientv3: add integrity check in snapshot status

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Add snapshot file integrity check in snapshot status. If the file is
corrupted, return with error message.
This commit is contained in:
Jingyi Hu 2018-09-19 17:31:44 -07:00
parent f32bc50765
commit 422f867f6b
1 changed files with 9 additions and 0 deletions
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9
clientv3/snapshot/v3_snapshot.go
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@ -25,6 +25,7 @@ import (
"os"
"path/filepath"
"reflect"
"strings"
"time"
"go.etcd.io/etcd/clientv3"
@ -166,6 +167,14 @@ func (s *v3Manager) Status(dbPath string) (ds Status, err error) {
h := crc32.New(crc32.MakeTable(crc32.Castagnoli))
if err = db.View(func(tx *bolt.Tx) error {
// check snapshot file integrity first
var dbErrStrings []string
for dbErr := range tx.Check() {
dbErrStrings = append(dbErrStrings, dbErr.Error())
}
if len(dbErrStrings) > 0 {
return fmt.Errorf("snapshot file integrity check failed. %d errors found.\n"+strings.Join(dbErrStrings, "\n"), len(dbErrStrings))
}
ds.TotalSize = tx.Size()
c := tx.Cursor()
for next, _ := c.First(); next != nil; next, _ = c.Next() {