// DefaultShutdownTimeout - default shutdown timeout to gracefully shutdown server.
	DefaultShutdownTimeout = 5 * time.Second

	// DefaultIdleTimeout for idle inactive connections
	DefaultIdleTimeout = 30 * time.Second

	// DefaultReadHeaderTimeout for very slow inactive connections
	DefaultReadHeaderTimeout = 30 * time.Second

	// DefaultMaxHeaderBytes - default maximum HTTP header size in bytes.
	DefaultMaxHeaderBytes = 1 * humanize.MiByte
)

	PostgresQueueDir           = "queue_dir"
	PostgresQueueLimit         = "queue_limit"
	PostgresMaxOpenConnections = "max_open_connections"

	EnvPostgresEnable             = "MINIO_NOTIFY_POSTGRES_ENABLE"
	EnvPostgresFormat             = "MINIO_NOTIFY_POSTGRES_FORMAT"
	EnvPostgresConnectionString   = "MINIO_NOTIFY_POSTGRES_CONNECTION_STRING"
	EnvPostgresTable              = "MINIO_NOTIFY_POSTGRES_TABLE"

	}
}

// AuthFn should provide an authentication string for the given aud.
type AuthFn func(aud string) string

// Connection will return the connection for the specified host.
// If the host does not exist nil will be returned.
func (m *Manager) Connection(host string) *Connection {
	return m.targets[host]
}

// RegisterSingleHandler will register a stateless handler that serves

		return err
	}

	return target.store.Del(key.Name)
}

// Close - closes underneath connections to NATS server.
func (target *NATSTarget) Close() (err error) {
	close(target.quitCh)
	if target.stanConn != nil {
		// closing the streaming connection does not close the provided NATS connection.
		if target.stanConn.NatsConn() != nil {
			target.stanConn.NatsConn().Close()
		}

}

// String returns a string representation of the connection.
func (c *Connection) String() string {
	return fmt.Sprintf("%s->%s", c.Local, c.Remote)
}

// StringReverse returns a string representation of the reverse connection.
func (c *Connection) StringReverse() string {
	return fmt.Sprintf("%s->%s", c.Remote, c.Local)
}

// State is a connection state.
type State uint32

	"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()
	g, err := grid.NewManager(ctx, grid.ManagerOptions{

			listener.Close()
		}
	})
}

// WaitAllConnect will wait for all connections to be established.
func (t *TestGrid) WaitAllConnect(ctx context.Context) {
	for _, manager := range t.Managers {
		for _, remote := range manager.Targets() {
			if manager.HostName() == remote {
				continue
			}
			if err := manager.Connection(remote).WaitForConnect(ctx); err != nil {
				panic(err)
			}
		}
	}
}

	ClientReadTimeout time.Duration
	// When the net.Conn is idle for more than WriteTimeout duration, we close the connection on the client proactively.
	ClientWriteTimeout time.Duration

	SendBufSize int              // SO_SNDBUF size for the socket connection, NOTE: this sets server and client connection

	// 		// frame will be carried out if no frame is received on the
	// 		// connection. 5 minutes is sufficient time for any idle connection.
	// 		trhttp2.ReadIdleTimeout = 5 * time.Minute
	// 		// PingTimeout is the timeout after which the connection will be closed
	// 		// if a response to Ping is not received.
	// 		trhttp2.PingTimeout = dialTimeout

	}

	if err := target.producer.Ping(); err != nil {
		// To treat "connection refused" errors as errNotConnected.
		if xnet.IsConnRefusedErr(err) {
			return false, store.ErrNotConnected
		}
		return false, err
	}
	return true, nil
}

// Save - saves the events to the store which will be replayed when the nsq connection is active.
func (target *NSQTarget) Save(eventData event.Event) error {