wait() // wait to proceed to next entry.
			}
		}
		t.Reset(bucketMetadataRefresh)
	}
}

// Initialized indicates if bucket metadata sys is initialized atleast once.
func (sys *BucketMetadataSys) Initialized() bool {
	sys.RLock()
	defer sys.RUnlock()

	return sys.initialized
}

// Loads bucket metadata for all buckets into BucketMetadataSys.

		if globalIsDistErasure {
			logger.Info("Waiting for all MinIO sub-systems to be initialize...")
		}

		// Upon success migrating the config, initialize all sub-systems
		// if all sub-systems initialized successfully return right away
		err := initConfigSubsystem(ctx, newObject)
		if err == nil {
			// All successful return.
			if globalIsDistErasure {

		if err != nil {
			writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue,
				fmt.Errorf("Error processing %s parameter: %v", stsRoleArn, err))
			return
		}
	}

	if !globalIAMSys.Initialized() {
		writeSTSErrorResponse(ctx, w, ErrSTSIAMNotInitialized, errIAMNotInitialized)
		return
	}

	// Validate JWT; check clientID in claims matches the one associated with the roleArn

// if configured.
func ReadinessCheckHandler(w http.ResponseWriter, r *http.Request) {
	if objLayer := newObjectLayerFn(); objLayer == nil {
		w.Header().Set(xhttp.MinIOServerStatus, unavailable) // Service not initialized yet
	}
	if r.Header.Get(xhttp.MinIOPeerCall) != "" {
		writeResponse(w, http.StatusOK, nil, mimeNone)
		return
	}

	if int(globalHTTPStats.loadRequestsInQueue()) > globalAPIConfig.getRequestsPoolCapacity() {

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package target

import (
	"sync"
	"sync/atomic"
)

// Inspired from Golang sync.Once but it is only marked
// initialized when the provided function returns nil.

type lazyInit struct {
	done uint32
	m    sync.Mutex
}

func (l *lazyInit) Do(f func() error) error {
	if atomic.LoadUint32(&l.done) == 0 {
		return l.doSlow(f)

		{STANDARD, 16, 10, 6},
		{"", 16, 9, 7},
	}
	for i, tt := range tests {
		scfg := Config{
			Standard: StorageClass{
				Parity: 8,
			},
			RRS: StorageClass{
				Parity: 2,
			},
			initialized: true,
		}
		// Set env var for test case 4
		if i+1 == 4 {
			scfg.RRS.Parity = 7
		}
		// Set env var for test case 5
		if i+1 == 5 {
			scfg.Standard.Parity = 6
		}

	dt := newDynamicTimeout(opts.timeout, opts.minimum)
	dt.retryInterval = opts.retryInterval
	return dt
}

// newDynamicTimeout returns a new dynamic timeout initialized with timeout value
func newDynamicTimeout(timeout, minimum time.Duration) *dynamicTimeout {
	if timeout <= 0 || minimum <= 0 {
		panic("newDynamicTimeout: negative or zero timeout")
	}
	if minimum > timeout {

var errInvalidRangeSource = errors.New("Range specified exceeds source object size")

// error returned by disks which are to be initialized are waiting for the
// first server to initialize them in distributed set to initialize them.
var errNotFirstDisk = errors.New("Not first drive")

// error returned by first disk waiting to initialize other servers.
var errFirstDiskWait = errors.New("Waiting on other drives")

// error returned for a negative actual size.

	config := Config{}
	if err := xml.NewDecoder(io.LimitReader(reader, maxObjectLockConfigSize)).Decode(&config); err != nil {
		return nil, err
	}

	return &config, nil
}

// NewObjectLockConfig returns a initialized lock.Config struct
func NewObjectLockConfig() *Config {
	return &Config{
		ObjectLockEnabled: Enabled,
	}
}

// RetentionDate is a embedded type containing time.Time to unmarshal
// Date in Retention

//
// -- if input storage class is empty then standard is assumed
//
// -- if input is RRS but RRS is not configured/initialized '-1' parity
//
//	for RRS is assumed, the caller is expected to choose the right parity
//	at that point.
//
// -- if input is STANDARD but STANDARD is not configured/initialized '-1' parity
//
//	is returned, the caller is expected to choose the right parity
//	at that point.