loadRebalanceMetaRPC           = grid.NewSingleHandler[*grid.MSS, grid.NoPayload](grid.HandlerLoadRebalanceMeta, grid.NewMSS, grid.NewNoPayload)
	loadSvcActRPC                  = grid.NewSingleHandler[*grid.MSS, grid.NoPayload](grid.HandlerLoadServiceAccount, grid.NewMSS, grid.NewNoPayload).IgnoreNilConn()

		xhttp.DrainBody(respBody)
		return !isNetworkError(err)
	}
	var gridConn atomic.Pointer[grid.Connection]

	return &peerRESTClient{
		host: peer, restClient: restClient, gridHost: gridHost,
		gridConn: func() *grid.Connection {
			// Lazy initialization of grid connection.
			// When we create this peer client, the grid connection is likely not yet initialized.
			if gridHost == "" {

	"sync/atomic"

	"github.com/minio/minio/internal/fips"
	"github.com/minio/minio/internal/grid"
	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 gridLogIf(ctx context.Context, err error, errKind ...interface{}) {
	logger.LogIf(ctx, "grid", err, errKind...)
}

func gridLogIfNot(ctx context.Context, err error, ignored ...error) {
	logger.LogIfNot(ctx, "grid", err, ignored...)
}

func gridLogOnceIf(ctx context.Context, err error, id string, errKind ...interface{}) {
	logger.LogOnceIf(ctx, "grid", err, id, errKind...)
}

// A Connection is a remote connection.

	errFatal := func(err error) {
		t.Helper()
		if err != nil {
			t.Fatal(err)
		}
	}
	grid, err := SetupTestGrid(2)
	errFatal(err)
	t.Cleanup(grid.Cleanup)

	local := grid.Managers[0]
	localHost := grid.Hosts[0]
	remote := grid.Managers[1]
	remoteHost := grid.Hosts[1]

	connLocalToRemote := local.Connection(remoteHost)
	connRemoteLocal := remote.Connection(localHost)

// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package grid

import (
	"context"
	"encoding/hex"
	"errors"
	"fmt"
	"strings"
	"sync"

	"github.com/minio/minio/internal/hash/sha256"
	xioutil "github.com/minio/minio/internal/ioutil"

	storageStatVolRPC          = grid.NewSingleHandler[*grid.MSS, *VolInfo](grid.HandlerStatVol, grid.NewMSS, func() *VolInfo { return &VolInfo{} })
	storageUpdateMetadataRPC   = grid.NewSingleHandler[*MetadataHandlerParams, grid.NoPayload](grid.HandlerUpdateMetadata, func() *MetadataHandlerParams { return &MetadataHandlerParams{} }, grid.NewNoPayload)

		})
	}
	if !found {
		return nil, fmt.Errorf("grid: local host not found")
	}

	return m, nil
}

// AddToMux will add the grid manager to the given mux.
func (m *Manager) AddToMux(router *mux.Router) {
	router.Handle(RoutePath, m.Handler())
}

// Handler returns a handler that can be used to serve grid requests.
// This should be connected on RoutePath to the main server.

}

// Returns a peer S3 client.
func newPeerS3Client(node Node) peerS3Client {
	var gridConn atomic.Pointer[grid.Connection]

	return &remotePeerS3Client{
		node: node,
		gridConn: func() *grid.Connection {
			// Lazy initialization of grid connection.
			// When we create this peer client, the grid connection is likely not yet initialized.
			if node.GridHost == "" {

	case errDiskOngoingReq.Error():
		return errDiskOngoingReq
	case grid.ErrUnknownHandler.Error():
		return errInconsistentDisk
	case grid.ErrDisconnected.Error():
		return errDiskNotFound
	}
	return err
}

// Abstracts a remote disk.
type storageRESTClient struct {
	endpoint   Endpoint
	restClient *rest.Client
	gridConn   *grid.Subroute
	diskID     atomic.Pointer[string]