lib/db: Fix removeFromGlobal and no filenames in error (fixes #6427) (#6428)

This commit is contained in:
Simon Frei 2020-03-19 14:32:22 +01:00 committed by GitHub
parent 40580d8b9b
commit cf11fa4327
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@ -8,19 +8,13 @@ package db
import (
"bytes"
"fmt"
"errors"
"github.com/syncthing/syncthing/lib/db/backend"
"github.com/syncthing/syncthing/lib/protocol"
)
type errDeviceEntryMissing struct {
name string
}
func (err errDeviceEntryMissing) Error() string {
return fmt.Sprintf("device present in global list but missing as device/fileinfo entry: %s", err.name)
}
var errEntryFromGlobalMissing = errors.New("device present in global list but missing as device/fileinfo entry")
// A readOnlyTransaction represents a database snapshot.
type readOnlyTransaction struct {
@ -364,7 +358,7 @@ func (t *readOnlyTransaction) withNeed(folder, device []byte, truncate bool, fn
return err
}
if !ok {
return errDeviceEntryMissing{string(name)}
return errEntryFromGlobalMissing
}
if !need(gf, have, haveFV.Version) {
continue
@ -632,7 +626,7 @@ func (t readWriteTransaction) removeFromGlobal(gk, keyBuf, folder, device []byte
return nil, err
}
if f, ok, err := t.getFileByKey(keyBuf); err != nil {
return keyBuf, nil
return nil, err
} else if ok {
meta.removeFile(protocol.GlobalDeviceID, f)
}
@ -658,8 +652,11 @@ func (t readWriteTransaction) removeFromGlobal(gk, keyBuf, folder, device []byte
return nil, err
}
global, ok, err := t.getFileByKey(keyBuf)
if err != nil || !ok {
return keyBuf, err
if err != nil {
return nil, err
}
if !ok {
return nil, errEntryFromGlobalMissing
}
keyBuf, err = t.updateLocalNeed(keyBuf, folder, file, fl, global)
if err != nil {