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.

				logger.Info("Waiting for OpenID to be initialized.. (retrying in %s)", retryInterval)
			}
			if !ldapInit {
				logger.Info("Waiting for LDAP to be initialized.. (retrying in %s)", retryInterval)
			}
			if !authNInit {
				logger.Info("Waiting for AuthN to be initialized.. (retrying in %s)", retryInterval)
			}
			if !authZInit {
				logger.Info("Waiting for AuthZ to be initialized.. (retrying in %s)", retryInterval)
			}

				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 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.

	req := mustNewRequest(method, urlStr, contentLength, body, t)
	cred := globalActiveCred
	if err := signRequestV4(req, cred.AccessKey, cred.SecretKey); err != nil {
		t.Fatalf("Unable to initialized new signed http request %s", err)
	}
	return req
}

// This is similar to mustNewRequest but additionally the request
// is signed with AWS Signature V2, fails if not able to do so.

// a synchronous manner.
func mustReplicate(ctx context.Context, bucket, object string, mopts mustReplicateOptions) (dsc ReplicateDecision) {
	// object layer not initialized we return with no decision.
	if newObjectLayerFn() == nil {
		return dsc
	}

	// Disable server-side replication on object prefixes which are excluded
	// from versioning via the MinIO bucket versioning extension.

}

// client to talk to peer Nodes.
type remotePeerS3Client struct {
	node  Node
	pools []int

	// Function that returns the grid connection for this peer when initialized.
	// Will return nil if the grid connection is not initialized yet.
	gridConn func() *grid.Connection
}

// S3PeerSys - S3 peer call system.
type S3PeerSys struct {
	peerClients []peerS3Client // Excludes self
	poolsCount  int
}

type peerRESTClient struct {
	host       *xnet.Host
	restClient *rest.Client
	gridHost   string
	// Function that returns the grid connection for this peer when initialized.
	// Will return nil if the grid connection is not initialized yet.
	gridConn func() *grid.Connection
}

// Returns a peer rest client.
func newPeerRESTClient(peer *xnet.Host, gridHost string) *peerRESTClient {
	scheme := "http"

			// user can supply a dummy ARN, which Minio will ignore.
			roleArn = openid.DummyRoleARN
			isRolePolicyProvider = false
		}
	}

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

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