}

// extractMetadataFromReq extracts metadata from HTTP header and HTTP queryString.
func extractMetadataFromReq(ctx context.Context, r *http.Request) (metadata map[string]string, err error) {
	return extractMetadata(ctx, textproto.MIMEHeader(r.Form), textproto.MIMEHeader(r.Header))
}

func extractMetadata(ctx context.Context, mimesHeader ...textproto.MIMEHeader) (metadata map[string]string, err error) {
	metadata = make(map[string]string)

		tc, ok := r.Context().Value(mcontext.ContextTraceKey).(*mcontext.TraceCtxt)
		if ok {
			tc.FuncName = "handler.MetricsLegacy"
			tc.ResponseRecorder.LogErrBody = true
		}

		mfs, err := gatherers.Gather()
		if err != nil {
			if len(mfs) == 0 {
				writeErrorResponseJSON(r.Context(), w, toAdminAPIErr(r.Context(), err), r.URL)
				return
			}
		}

	_, _, s3Err = checkRequestAuthTypeCredential(ctx, r, action)
	return s3Err
}

func authenticateRequest(ctx context.Context, r *http.Request, action policy.Action) (s3Err APIErrorCode) {
	if logger.GetReqInfo(ctx) == nil {
		bugLogIf(ctx, errors.New("unexpected context.Context does not have a logger.ReqInfo"), logger.ErrorKind)
		return ErrAccessDenied
	}

	var cred auth.Credentials
	var owner bool
	switch getRequestAuthType(r) {

		tc, ok := r.Context().Value(mcontext.ContextTraceKey).(*mcontext.TraceCtxt)

		// Reject unsupported reserved metadata first before validation.
		if containsReservedMetadata(r.Header) {
			if ok {
				tc.FuncName = "handler.ValidRequest"
				tc.ResponseRecorder.LogErrBody = true
			}

			defer logger.AuditLog(r.Context(), w, r, mustGetClaimsFromToken(r))

	ctx, cancel := context.WithTimeout(ctx, ds.Timeouts.Acquire)
	defer cancel()

	// Special context for NetLockers - do not use timeouts.
	// Also, pass the trace context info if found for debugging
	netLockCtx := context.Background()
	tc, ok := ctx.Value(mcontext.ContextTraceKey).(*mcontext.TraceCtxt)
	if ok {
		netLockCtx = context.WithValue(netLockCtx, mcontext.ContextTraceKey, tc)
	}

}

// Tests validate PutObject without prefix.
func testPutObject(obj ObjectLayer, instanceType string, t TestErrHandler) {
	content := []byte("testcontent")
	length := int64(len(content))
	readerEOF := newTestReaderEOF(content)
	readerNoEOF := newTestReaderNoEOF(content)
	err := obj.MakeBucket(context.Background(), "bucket", MakeBucketOptions{})
	if err != nil {
		t.Fatalf("%s: <ERROR> %s", instanceType, err)
	}

// NewReader enforces S3 compatibility strictly by ensuring caller
// does not send more content than specified size.
func NewReader(ctx context.Context, src io.Reader, size int64, md5Hex, sha256Hex string, actualSize int64) (*Reader, error) {
	return newReader(ctx, src, size, md5Hex, sha256Hex, actualSize, false, nil)
}

		}
		content.Key = s3EncodeName(object.Name, encodingType)
		content.LastModified = amztime.ISO8601Format(object.ModTime.UTC())
		if object.ETag != "" {
			content.ETag = "\"" + object.ETag + "\""
		}
		content.Size = object.Size
		if object.StorageClass != "" {
			content.StorageClass = filterStorageClass(ctx, object.StorageClass)
		} else {
			content.StorageClass = globalMinioDefaultStorageClass
		}
		content.Owner = owner

		secretNamespace = opt.Namespace
	}
	return client.Kube().CoreV1().Secrets(secretNamespace).Get(context.TODO(), secretName, metav1.GetOptions{})
}

func getOrCreateServiceAccount(client kube.CLIClient, opt RemoteSecretOptions) (*v1.ServiceAccount, error) {
	if sa, err := client.Kube().CoreV1().ServiceAccounts(opt.Namespace).Get(
		context.TODO(), opt.ServiceAccountName, metav1.GetOptions{}); err == nil {
		return sa, nil

			return true
		}
	}
	// Object content should be written to http.ResponseWriter
	return false
}

// Validates the preconditions. Returns true if PUT operation should not proceed.
// Preconditions supported are:
//
//	x-minio-source-mtime
//	x-minio-source-etag
func checkPreconditionsPUT(ctx context.Context, w http.ResponseWriter, r *http.Request, objInfo ObjectInfo, opts ObjectOptions) bool {