Example #1
0
func (m *multiReadCloser) Close() error {
	c := new(utils.CompositeError)
	for ; m.index < len(m.readers); m.index++ {
		err := m.readers[m.index].Close()
		if err != nil {
			c.AppendError(err)
		}
	}

	if c.Empty() {
		c = nil
	}
	return c

}
Example #2
0
//!TODO this shoulde be redone when a more certain naming is imposed on files and directories
func (d *Disk) loadFromDisk() error {
	if meta, err := d.readMetaFromDisk(); err != nil || meta.PartSize != d.partSize {
		e := new(utils.CompositeError)
		e.AppendError(err)
		d.logger.Logf("%s is going to be removed.", d.path)
		e.AppendError(os.RemoveAll(d.path))
		return e
	}

	d.logger.Logf("%s is going to be loaded for reusage by storage.disk", d.path)
	root, err := os.Open(d.path)
	if err != nil {
		e := new(utils.CompositeError)
		e.AppendError(err)
		d.logger.Logf("%s is going to be removed.", d.path)
		e.AppendError(os.RemoveAll(d.path))
		return err
	}

	infos, err := root.Readdir(-1)
	if err != nil {
		d.logger.Logf("Got error while reading the files in the storage root - %s", err)
	}

	for _, info := range infos {
		if info.IsDir() { // cache_key
			file, err := os.Open(filepath.Join(d.path, info.Name()))
			if err != nil {
				d.logger.Logf("Got error while loading cache for key %s:\n%s", info.Name(), err)
				continue
			}
			walker := newDiskWalker(d, file)
			walker.Walk()
		}
	}

	return nil
}