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syncthing
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Remove leveldb panic workaround 

Haven't seen this triggered for a long time...
This commit is contained in:
Jakob Borg 2015-01-17 21:51:46 +01:00
parent 74c39c677b
commit 221e3eddd5
1 changed files with 1 additions and 31 deletions
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32
internal/model/model.go
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@ -298,8 +298,6 @@ func (m *Model) FolderStatistics() map[string]stats.FolderStatistics {
// Returns the completion status, in percent, for the given device and folder.
func (m *Model) Completion(device protocol.DeviceID, folder string) float64 {
defer m.leveldbPanicWorkaround()
var tot int64
m.fmut.RLock()
@ -359,8 +357,6 @@ func sizeOfFile(f db.FileIntf) (files, deleted int, bytes int64) {
// GlobalSize returns the number of files, deleted files and total bytes for all
// files in the global model.
func (m *Model) GlobalSize(folder string) (nfiles, deleted int, bytes int64) {
defer m.leveldbPanicWorkaround()
m.fmut.RLock()
defer m.fmut.RUnlock()
if rf, ok := m.folderFiles[folder]; ok {
@ -378,8 +374,6 @@ func (m *Model) GlobalSize(folder string) (nfiles, deleted int, bytes int64) {
// LocalSize returns the number of files, deleted files and total bytes for all
// files in the local folder.
func (m *Model) LocalSize(folder string) (nfiles, deleted int, bytes int64) {
defer m.leveldbPanicWorkaround()
m.fmut.RLock()
defer m.fmut.RUnlock()
if rf, ok := m.folderFiles[folder]; ok {
@ -399,8 +393,6 @@ func (m *Model) LocalSize(folder string) (nfiles, deleted int, bytes int64) {
// NeedSize returns the number and total size of currently needed files.
func (m *Model) NeedSize(folder string) (nfiles int, bytes int64) {
defer m.leveldbPanicWorkaround()
m.fmut.RLock()
defer m.fmut.RUnlock()
if rf, ok := m.folderFiles[folder]; ok {
@ -422,10 +414,9 @@ func (m *Model) NeedSize(folder string) (nfiles int, bytes int64) {
// and to be queued on next puller iteration. Also takes a soft cap which is
// only respected when adding files from the model rather than the runner queue.
func (m *Model) NeedFolderFiles(folder string, max int) ([]db.FileInfoTruncated, []db.FileInfoTruncated, []db.FileInfoTruncated) {
defer m.leveldbPanicWorkaround()
m.fmut.RLock()
defer m.fmut.RUnlock()
if rf, ok := m.folderFiles[folder]; ok {
var progress, queued, rest []db.FileInfoTruncated
var seen map[string]bool
@ -1431,27 +1422,6 @@ func (m *Model) String() string {
return fmt.Sprintf("model@%p", m)
}
func (m *Model) leveldbPanicWorkaround() {
// When an inconsistency is detected in leveldb we panic(). This is
// appropriate because it should never happen, but currently it does for
// some reason. However it only seems to trigger in the asynchronous full-
// database scans that happen due to REST and usage-reporting calls. In
// those places we defer to this workaround to catch the panic instead of
// taking down syncthing.
// This is just a band-aid and should be removed as soon as we have found
// a real root cause.
if pnc := recover(); pnc != nil {
if err, ok := pnc.(error); ok && strings.Contains(err.Error(), "leveldb") {
l.Infoln("recovered:", err)
} else {
// Any non-leveldb error is genuine and should continue panicing.
panic(err)
}
}
}
func symlinkInvalid(isLink bool) bool {
if !symlinks.Supported && isLink {
SymlinkWarning.Do(func() {