}

func (s *xlStorage) readMetadata(ctx context.Context, itemPath string) ([]byte, error) {
	return xioutil.WithDeadline[[]byte](ctx, globalDriveConfig.GetMaxTimeout(), func(ctx context.Context) ([]byte, error) {
		buf, _, err := s.readMetadataWithDMTime(ctx, itemPath)
		return buf, err
	})
}

	z := NewWriter(&buf)

	f, err := z.CreateHeader(h)
	if err != nil {
		t.Fatalf("error creating header: %v", err)
	}
	if _, err := f.Write([]byte("hi")); err != nil {
		t.Fatalf("error writing content: %v", err)
	}
	if err := z.Close(); err != nil {
		t.Fatalf("error closing zip writer: %v", err)
	}

	b := buf.Bytes()
	zf, err := NewReader(bytes.NewReader(b), int64(len(b)))
	if err != nil {

	}

	var contents []ItemContent
	if err := tx.Find(&contents).Error; err != nil {
		t.Errorf("failed to find contents, got error: %v", err)
	}
	if len(contents) != 3 {
		t.Errorf("expected %d contents, got %d", 3, len(contents))
	}

	// test delete
	if err := tx.Model(&item).Association("Contents").Unscoped().Delete(&contents[0]); err != nil {
		t.Errorf("failed to delete Contents, got error: %v", err)
	}

// The above means that any added/deleted fields are incompatible.
// Make sure to bump the internode version at storage-rest-common.go
type RawFileInfo struct {
	// Content of entire xl.meta (may contain data depending on what was requested by the caller.
	Buf []byte `msg:"b,allownil"`
}

// FileInfo - represents file stat information.

import (
	corev1 "k8s.io/api/core/v1"
	"k8s.io/apimachinery/pkg/runtime"
	"k8s.io/client-go/rest"

	"istio.io/istio/istioctl/pkg/util/handlers"
	"istio.io/istio/pkg/kube"
	"istio.io/istio/pkg/ptr"
)

type Context interface {
	// CLIClient returns a client for the default revision
	CLIClient() (kube.CLIClient, error)
	// CLIClientWithRevision returns a client for the given revision
	CLIClientWithRevision(rev string) (kube.CLIClient, error)

// Context values are preserved.
// This can be used for goroutines that live beyond the parent context.
func bgContext(parent context.Context) context.Context {
	return bgCtx{parent: parent}
}

type bgCtx struct {
	parent context.Context
}

func (a bgCtx) Done() <-chan struct{} {
	return nil
}

func (a bgCtx) Err() error {
	return nil
}

				"X-Amz-SignedHeaders":   "host;x-amz-content-sha256;x-amz-date",
				"X-Amz-Credential":      fmt.Sprintf(credentialTemplate, accessKeyID, now.Format(yyyymmdd), region),
				"X-Amz-Content-Sha256":  payloadSHA256,
				"response-content-type": "application/json",
			},
			headers: map[string]string{
				"X-Amz-Date":           now.Format(iso8601Format),
				"X-Amz-Content-Sha256": payloadSHA256,
			},
			region:   "",

	saveGroupInfo(ctx context.Context, group string, gi GroupInfo) error
	deletePolicyDoc(ctx context.Context, policyName string) error
	deleteMappedPolicy(ctx context.Context, name string, userType IAMUserType, isGroup bool) error
	deleteUserIdentity(ctx context.Context, name string, userType IAMUserType) error

}

var readerTests = []struct { // Reference values computed by: echo <content> | md5sum
	Content string
	ETag    ETag
}{
	{
		Content: "", ETag: ETag{212, 29, 140, 217, 143, 0, 178, 4, 233, 128, 9, 152, 236, 248, 66, 126},
	},
	{
		Content: " ", ETag: ETag{114, 21, 238, 156, 125, 157, 194, 41, 210, 146, 26, 64, 232, 153, 236, 95},
	},
	{

//	encryptedContent := Encrypt(compressedContent)
//
//	// Now, we need an io.Reader that can access
//	// the ETag computed over the content.
//	reader := etag.Wrap(encryptedContent, content)
func Wrap(wrapped, content io.Reader) io.Reader {
	if t, ok := content.(Tagger); ok {
		return wrapReader{
			Reader: wrapped,
			Tagger: t,
		}
	}
	return wrapReader{
		Reader: wrapped,
	}
}