hm := hmac.New(sha1.New, []byte(secretAccessKey))
	hm.Write([]byte(stringToSign))

	// Calculate signature.
	signature := base64.StdEncoding.EncodeToString(hm.Sum(nil))

	query := req.URL.Query()
	// Handle specially for Google Cloud Storage.
	query.Set("AWSAccessKeyId", accessKeyID)
	// Fill in Expires for presigned query.
	query.Set("Expires", strconv.FormatInt(epochExpires, 10))

	// Encode query and save.

	logger.FatalIf(updateMetacacheListingRPC.Register(gm, server.UpdateMetacacheListingHandler), "unable to register handler")

	logger.FatalIf(gm.RegisterStreamingHandler(grid.HandlerTrace, grid.StreamHandler{
		Handle:      server.TraceHandler,
		Subroute:    "",
		OutCapacity: 100000,
		InCapacity:  0,
	}), "unable to register handler")

		}
	}
}

func TestLastIndexByte(t *testing.T) {
	testCases := []BinOpTest{
		{"", "q", -1},
		{"abcdef", "q", -1},
		{"abcdefabcdef", "a", len("abcdef")},      // something in the middle
		{"abcdefabcdef", "f", len("abcdefabcde")}, // last byte
		{"zabcdefabcdef", "z", 0},                 // first byte
		{"a☺b☻c☹d", "b", len("a☺")},               // non-ascii
	}
	for _, test := range testCases {

	if name == "" {
		return updatedAt, errInvalidArgument
	}

	cache := store.lock()
	defer store.unlock()

	// Handle policy mapping removal.
	if policy == "" {
		if store.getUsersSysType() == LDAPUsersSysType {
			// Add a fallback removal towards previous content that may come back

		return res, err
	}

	s.RLock()
	formatLegacy := s.formatLegacy
	s.RUnlock()

	dstBuf, err := xioutil.ReadFile(dstFilePath)
	if err != nil {
		// handle situations when dstFilePath is 'file'
		// for example such as someone is trying to
		// upload an object such as `prefix/object/xl.meta`
		// where `prefix/object` is already an object

    <RequestProgress>
        <Enabled>FALSE</Enabled>
    </RequestProgress>
	<ScanRange><End>35</End></ScanRange>
</SelectObjectContentRequest>`),
		},
		{
			name:  "select-middle",
			input: testInput,
			// Since we are doing offset, no headers are used.
			wantResult: `{"_1":"a text, with comma"}`,
			requestXML: []byte(`<?xml version="1.0" encoding="UTF-8"?>
<SelectObjectContentRequest>

		Description:    "Expected LDAP short username but was given full DN.",
		HTTPStatusCode: http.StatusBadRequest,
	},
}

// toAPIErrorCode - Converts embedded errors. Convenience
// function written to handle all cases where we have known types of
// errors returned by underlying layers.
func toAPIErrorCode(ctx context.Context, err error) (apiErr APIErrorCode) {
	if err == nil {
		return ErrNone
	}

			poolObjInfos[i] = pinfo
		}(i, pool, poolOpts[i])
	}
	wg.Wait()

	// Sort the objInfos such that we always serve latest
	// this is a defensive change to handle any duplicate
	// content that may have been created, we always serve
	// the latest object.
	sort.Slice(poolObjInfos, func(i, j int) bool {
		mtime1 := poolObjInfos[i].ObjInfo.ModTime

				suite.TestLDAPSTSServiceAccountsWithUsername(c)
				suite.TestLDAPSTSServiceAccountsWithGroups(c)
				suite.TearDownSuite(c)
			},
		)
	}
}

// This test is for a fix added to handle non-normalized base DN values in the
// LDAP configuration. It runs the existing LDAP sub-tests with a non-normalized
// LDAP configuration.
func TestIAMWithLDAPNonNormalizedBaseDNConfigServerSuite(t *testing.T) {

func (c *typeConv) badStructPointerTypedef(name string, dt *dwarf.StructType) bool {
	// Windows handle types can all potentially contain non-pointers.
	// badVoidPointerTypedef handles the "void *" HANDLE type, but other
	// handles are defined as
	//
	// struct <name>__{int unused;}; typedef struct <name>__ *name;
	//
	// by the DECLARE_HANDLE macro in STRICT mode. The macro is declared in
	// the Windows ntdef.h header,
	//