// Verify if date headers are set, if not reject the request
			amzDate, errCode := parseAmzDateHeader(r)
			if errCode != ErrNone {
				if ok {
					tc.FuncName = "handler.Auth"
					tc.ResponseRecorder.LogErrBody = true
				}

				// All our internal APIs are sensitive towards Date
				// header, for all requests where Date header is not
				// present we will reject such clients.

// Open opens the named file.
// When Open returns an error, it should be of type *PathError
// with the Op field set to "open", the Path field set to name,
// and the Err field describing the problem.
//
// Open should reject attempts to open names that do not satisfy
// ValidPath(name), returning a *PathError with Err set to
// ErrInvalid or ErrNotExist.
func (ffs *fakeFsWithFakeFds) Open(name string) (fs.File, error) {

		// Sub policy if set, should be a string reject
		// malformed/malicious requests.
		return
	}

	// Check if policy is parseable.
	subPolicy, err := policy.ParseConfig(bytes.NewReader([]byte(spolicyStr)))
	if err != nil {
		// Log any error in input session policy config.
		iamLogIf(GlobalContext, err)
		return
	}

	// Policy without Version string value reject it.
	if subPolicy.Version == "" {

	return !strings.ContainsRune(object, 0)
}

// checkObjectNameForLengthAndSlash -check for the validity of object name length and prefis as slash
func checkObjectNameForLengthAndSlash(bucket, object string) error {
	// Check for the length of object name
	if len(object) > 1024 {
		return ObjectNameTooLong{
			Bucket: bucket,
			Object: object,
		}
	}
	// Check for slash as prefix in object name

		defer rTimer.Stop()
		for {
			select {
			case <-rTimer.C:
				sys.reloadHealthCheckers(ctx)
				rTimer.Reset(defaultHealthCheckReloadDuration)
			case <-ctx.Done():
				return
			}
		}
	}()
	go sys.heartBeat(ctx)
	return sys
}

// UpdateAllTargets updates target to reflect metadata updates

		for {
			c.connChange.Wait()
			newState := c.State()
			select {
			case changed <- newState:
				if newState == StateConnected || newState == StateShutdown {
					c.connChange.L.Unlock()
					return
				}
			case <-ctx.Done():
				c.connChange.L.Unlock()
				return
			}
		}
	}()

	for {
		select {
		case <-ctx.Done():
			return context.Cause(ctx)

	if !globalTierConfigMgr.Empty() {
		// Get appropriate object info to identify the remote object to delete
		goiOpts := os.GetOpts()
		if goi, gerr := objectAPI.GetObjectInfo(ctx, bucket, object, goiOpts); gerr == nil {
			os.SetTransitionState(goi.TransitionedObject)
		}
	}

	opts, err := completeMultipartOpts(ctx, r, bucket, object)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)

		if r.Method == http.MethodPut && bucket != "" && object == "" && r.URL.RawQuery == "" {
			h.ServeHTTP(w, r)
			return
		}

		// CopyObject requests should be handled at current endpoint as path style
		// requests have target bucket and object in URI and source details are in
		// header fields
		if r.Method == http.MethodPut && r.Header.Get(xhttp.AmzCopySource) != "" {
			bucket, object = path2BucketObject(r.Header.Get(xhttp.AmzCopySource))

	}

	var updReq madmin.GroupAddRemove
	err = json.Unmarshal(data, &updReq)
	if err != nil {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInvalidRequest), r.URL)
		return
	}

	// Reject if the group add and remove are temporary credentials, or root credential.
	for _, member := range updReq.Members {
		ok, _, err := globalIAMSys.IsTempUser(member)
		if err != nil && err != errNoSuchUser {

	iamOS, ok := store.IAMStorageAPI.(*IAMObjectStore)
	if !ok {
		// No purging is done for non-object storage.
		return nil
	}
	return iamOS.PurgeExpiredSTS(ctx)
}

// LoadIAMCache reads all IAM items and populates a new iamCache object and
// replaces the in-memory cache object.
func (store *IAMStoreSys) LoadIAMCache(ctx context.Context, firstTime bool) error {
	bootstrapTraceMsg := func(s string) {