func (t *Trashcan) cleanoutArchive() error {
versionsDir := filepath.Join(t.folderPath, ".stversions")
if _, err := osutil.Lstat(versionsDir); os.IsNotExist(err) {
return nil
}
cutoff := time.Now().Add(time.Duration(-24*t.cleanoutDays) * time.Hour)
currentDir := ""
filesInDir := 0
walkFn := func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if info.IsDir() {
// We have entered a new directory. Lets check if the previous
// directory was empty and try to remove it. We ignore failure for
// the time being.
if currentDir != "" && filesInDir == 0 {
osutil.Remove(currentDir)
}
currentDir = path
filesInDir = 0
return nil
}
if info.ModTime().Before(cutoff) {
// The file is too old; remove it.
osutil.Remove(path)
} else {
// Keep this file, and remember it so we don't unnecessarily try
// to remove this directory.
filesInDir++
}
return nil
}
if err := filepath.Walk(versionsDir, walkFn); err != nil {
return err
}
// The last directory seen by the walkFn may not have been removed as it
// should be.
if currentDir != "" && filesInDir == 0 {
osutil.Remove(currentDir)
}
return nil
}
func (p *rwFolder) moveForConflict(name string) error {
if strings.Contains(filepath.Base(name), ".sync-conflict-") {
l.Infoln("Conflict for", name, "which is already a conflict copy; not copying again.")
if err := osutil.Remove(name); err != nil && !os.IsNotExist(err) {
return err
}
return nil
}
if p.maxConflicts == 0 {
if err := osutil.Remove(name); err != nil && !os.IsNotExist(err) {
return err
}
return nil
}
ext := filepath.Ext(name)
withoutExt := name[:len(name)-len(ext)]
newName := withoutExt + time.Now().Format(".sync-conflict-20060102-150405") + ext
err := os.Rename(name, newName)
if os.IsNotExist(err) {
// We were supposed to move a file away but it does not exist. Either
// the user has already moved it away, or the conflict was between a
// remote modification and a local delete. In either way it does not
// matter, go ahead as if the move succeeded.
err = nil
}
if p.maxConflicts > -1 {
matches, gerr := osutil.Glob(withoutExt + ".sync-conflict-????????-??????" + ext)
if gerr == nil && len(matches) > p.maxConflicts {
sort.Sort(sort.Reverse(sort.StringSlice(matches)))
for _, match := range matches[p.maxConflicts:] {
gerr = osutil.Remove(match)
if gerr != nil {
l.Debugln(p, "removing extra conflict", gerr)
}
}
} else if gerr != nil {
l.Debugln(p, "globbing for conflicts", gerr)
}
}
return err
}