Beispiel #1
0
func sanityCheckFolders(cfg *config.Wrapper, m *model.Model) {
nextFolder:
	for id, folder := range cfg.Folders() {
		if folder.Invalid != "" {
			continue
		}
		m.AddFolder(folder)

		fi, err := os.Stat(folder.Path)
		if m.CurrentLocalVersion(id) > 0 {
			// Safety check. If the cached index contains files but the
			// folder doesn't exist, we have a problem. We would assume
			// that all files have been deleted which might not be the case,
			// so mark it as invalid instead.
			if err != nil || !fi.IsDir() {
				l.Warnf("Stopping folder %q - path does not exist, but has files in index", folder.ID)
				cfg.InvalidateFolder(id, "folder path missing")
				continue nextFolder
			} else if !folder.HasMarker() {
				l.Warnf("Stopping folder %q - path exists, but folder marker missing, check for mount issues", folder.ID)
				cfg.InvalidateFolder(id, "folder marker missing")
				continue nextFolder
			}
		} else if os.IsNotExist(err) {
			// If we don't have any files in the index, and the directory
			// doesn't exist, try creating it.
			err = os.MkdirAll(folder.Path, 0700)
			if err != nil {
				l.Warnf("Stopping folder %q - %v", folder.ID, err)
				cfg.InvalidateFolder(id, err.Error())
				continue nextFolder
			}
			err = folder.CreateMarker()
		} else if !folder.HasMarker() {
			// If we don't have any files in the index, and the path does exist
			// but the marker is not there, create it.
			err = folder.CreateMarker()
		}

		if err != nil {
			// If there was another error or we could not create the
			// path, the folder is invalid.
			l.Warnf("Stopping folder %q - %v", folder.ID, err)
			cfg.InvalidateFolder(id, err.Error())
			continue nextFolder
		}
	}
}