See the License for the specific language governing permissions and
limitations under the License.
*/

package common

// QuotaID is generic quota identifier.
// Data type based on quotactl(2).
type QuotaID int32

const (
	// UnknownQuotaID -- cannot determine whether a quota is in force
	UnknownQuotaID QuotaID = -1
	// BadQuotaID -- Invalid quota
	BadQuotaID QuotaID = 0

}

// parseBucketQuota parses BucketQuota from json
func parseBucketQuota(bucket string, data []byte) (quotaCfg *madmin.BucketQuota, err error) {
	quotaCfg = &madmin.BucketQuota{}
	if err = json.Unmarshal(data, quotaCfg); err != nil {
		return quotaCfg, err
	}
	if !quotaCfg.IsValid() {
		if quotaCfg.Type == "fifo" {

	defer quotaCmdLock.Unlock()
	if quotaCmdInitialized {
		return quotaCmd, nil
	}
	for _, program := range quotaCmds {
		fileinfo, err := os.Stat(program)
		if err == nil && ((fileinfo.Mode().Perm() & (1 << 6)) != 0) {
			klog.V(3).Infof("Found xfs_quota program %s", program)
			quotaCmd = program
			quotaCmdInitialized = true
			return quotaCmd, nil
		}
	}
	quotaCmdInitialized = true