type Manager struct {
	// ID is an instance ID, that will change whenever the server restarts.
	// This allows remotes to keep track of whether state is preserved.
	ID uuid.UUID

	// Immutable after creation, so no locks.
	targets map[string]*Connection

	// serverside handlers.
	handlers handlers

	// local host name.
	local string

	// Validate incoming requests.
	authRequest func(r *http.Request) error
}

	if err != nil {
		fmt.Printf("error generating key: %s n", err)
		os.Exit(1)
	}

	// dump private key to file
	privateKeyBytes := x509.MarshalPKCS1PrivateKey(privatekey)
	privateKeyBlock := &pem.Block{
		Type:  "RSA PRIVATE KEY",
		Bytes: privateKeyBytes,
	}
	privatePem, err := os.Create("support_private.pem")
	if err != nil {
		fmt.Printf("error when create private.pem: %s n", err)
		os.Exit(1)
	}

	xhttp "github.com/minio/minio/internal/http"
	"github.com/minio/minio/internal/rest"
)

// globalGrid is the global grid manager.
var globalGrid atomic.Pointer[grid.Manager]

// globalGridStart is a channel that will block startup of grid connections until closed.
var globalGridStart = make(chan struct{})

func initGlobalGrid(ctx context.Context, eps EndpointServerPools) error {
	hosts, local := eps.GridHosts()

					return ObjectLocked{}
				}

				if !ret.RetainUntilDate.Before(t) {
					return ObjectLocked{}
				}
				return nil
			}
			// https://docs.aws.amazon.com/AmazonS3/latest/dev/object-lock-overview.html#object-lock-retention-modes
			// If you try to delete objects protected by governance mode and have s3:BypassGovernanceRetention, the operation will succeed.

	return metrics
}

func (config *TierConfigMgr) refreshedAt() time.Time {
	config.RLock()
	defer config.RUnlock()
	return config.lastRefreshedAt
}

// IsTierValid returns true if there exists a remote tier by name tierName,
// otherwise returns false.
func (config *TierConfigMgr) IsTierValid(tierName string) bool {
	config.RLock()
	defer config.RUnlock()
	_, valid := config.isTierNameInUse(tierName)
	return valid

type IAMStorageAPI interface {
	// The role of the read-write lock is to prevent go routines from
	// concurrently reading and writing the IAM storage. The (r)lock()
	// functions return the iamCache. The cache can be safely written to
	// only when returned by `lock()`.
	lock() *iamCache
	unlock()
	rlock() *iamCache
	runlock()
	getUsersSysType() UsersSysType

| `locks_read_total`            | `gauge`   | Number of current READ locks on this peer                                                                      | `server` |
| `locks_write_total`           | `gauge`   | Number of current WRITE locks on this peer                                                                     | `server` |

		}
		// We can expect to receive unblocks for closed muxes
		return
	}
	v.unblockSend(m.Seq)
}

func (c *Connection) handleUnblockSrvMux(m message) {
	if m.Payload != nil {
		PutByteBuffer(m.Payload)
	}
	m.Payload = nil
	if v, ok := c.inStream.Load(m.MuxID); ok {
		v.unblockSend(m.Seq)
		return
	}
	// We can expect to receive unblocks for closed muxes
	if debugPrint {

					if err != nil {
						return tls.Certificate{}, fmt.Errorf("Unable to decrypt KES client private key as specified by the shell environment: %v", err)
					}
					keyBytes = pem.EncodeToMemory(&pem.Block{Type: privateKeyPEM.Type, Bytes: keyBytes})
				}
				certificate, err := tls.X509KeyPair(certBytes, keyBytes)
				if err != nil {

		if globalIsDistErasure {
			// Top locks
			adminRouter.Methods(http.MethodGet).Path(adminVersion + "/top/locks").HandlerFunc(adminMiddleware(adminAPI.TopLocksHandler))
			// Force unlocks paths
			adminRouter.Methods(http.MethodPost).Path(adminVersion+"/force-unlock").