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whisper/mailserver : recover corrupt db files before opening (#20891) 

* whisper/mailserver : recover db file when openfile corrupted

* whisper/mailserver : fix db -> s.db

* whisper/mailserver : common/errors for dbfile
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ucwong 2020-04-08 17:26:16 +08:00 committed by GitHub
parent c8e9a91672
commit 6975172d01
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4
whisper/mailserver/mailserver.go
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@ -27,6 +27,7 @@ import (
"github.com/ethereum/go-ethereum/rlp"
whisper "github.com/ethereum/go-ethereum/whisper/whisperv6"
"github.com/syndtr/goleveldb/leveldb"
"github.com/syndtr/goleveldb/leveldb/errors"
"github.com/syndtr/goleveldb/leveldb/opt"
"github.com/syndtr/goleveldb/leveldb/util"
)
@ -70,6 +71,9 @@ func (s *WMailServer) Init(shh *whisper.Whisper, path string, password string, p
}
s.db, err = leveldb.OpenFile(path, &opt.Options{OpenFilesCacheCapacity: 32})
if _, iscorrupted := err.(*errors.ErrCorrupted); iscorrupted {
s.db, err = leveldb.RecoverFile(path, nil)
}
if err != nil {
return fmt.Errorf("open DB file: %s", err)
}