local appLabels = { app: names.app };
    local podLabels = { pod: '~' + names.pod };
    {
      query(legend, query):
        self.rawQuery(query)
        + q.withLegendFormat(legend),

      rawQuery(query):
        q.new(
          '$' + variables.datasource.name,
          std.rstripChars(query, '\n')
        ),

      allIstioBuild:
        self.query(

			HTTP: &madmin.TraceHTTPStats{
				ReqInfo: madmin.TraceRequestInfo{
					Time:     reqStartTime,
					Proto:    r.Proto,
					Method:   r.Method,
					RawQuery: redactLDAPPwd(r.URL.RawQuery),
					Client:   handlers.GetSourceIP(r),
					Headers:  reqHeaders,
					Path:     reqPath,
					Body:     reqRecorder.Data(),
				},
				RespInfo: madmin.TraceResponseInfo{

//	<HashedPayload>
func getCanonicalRequest(extractedSignedHeaders http.Header, payload, queryStr, urlPath, method string) string {
	rawQuery := strings.ReplaceAll(queryStr, "+", "%20")
	encodedPath := s3utils.EncodePath(urlPath)
	canonicalRequest := strings.Join([]string{
		method,
		encodedPath,
		rawQuery,
		getCanonicalHeaders(extractedSignedHeaders),
		getSignedHeaders(extractedSignedHeaders),
		payload,
	}, "\n")

	signingKey := getSigningKey(secretAccessKey, date, region, serviceS3)
	signature := getSignature(signingKey, stringToSign)

	req.URL.RawQuery = query.Encode()

	// Add signature header to RawQuery.
	req.URL.RawQuery += "&X-Amz-Signature=" + url.QueryEscape(signature)

	// Construct the final presigned URL.
	return nil
}

// preSignV2 - presign the request in following style.

		},
		// Test case - 4
		// Check for presigned.
		{
			req: &http.Request{
				URL: &url.URL{
					Host:     "127.0.0.1:9000",
					Scheme:   httpScheme,
					Path:     SlashSeparator,
					RawQuery: "X-Amz-Credential=EXAMPLEINVALIDEXAMPL%2Fs3%2F20160314%2Fus-east-1",
				},
			},
			authT: authTypePresigned,
		},
		// Test case - 5
		// Check for post policy.
		{
			req: &http.Request{

	u, err := clnt.PresignHeader(r.Context(), http.MethodGet, bucket, object, duration, reqParams, extraHeaders)
	if err != nil {
		return levent.Event{}, err
	}

	ckSum := sha256.Sum256([]byte(cred.AccessKey + u.RawQuery))

	eventData := levent.Event{
		GetObjectContext: &levent.GetObjectContext{
			InputS3URL:  u.String(),
			OutputRoute: shortuuid.New(),
			OutputToken: hex.EncodeToString(ckSum[:]),
		},

			q := inputReq.URL.Query()
			q.Add(testCase.inputQueryKey, testCase.inputQueryValue)
			if testCase.inputHeaderKey != "" {
				q.Add(testCase.inputHeaderKey, testCase.inputHeaderValue)
			}
			inputReq.URL.RawQuery = q.Encode()
		} else if testCase.inputHeaderKey != "" {
			inputReq.Header.Set(testCase.inputHeaderKey, testCase.inputHeaderValue)
		}
		inputReq.ParseForm()

		actualResult := skipContentSha256Cksum(inputReq)

			}
			// Look for if URL has invalid values and return error.
			if !((u.Scheme == "http" || u.Scheme == "https") &&
				u.Opaque == "" &&
				!u.ForceQuery && u.RawQuery == "" && u.Fragment == "") {
				err := fmt.Errorf("URL contains unexpected resources, expected URL to be one of http(s)://console.example.com or as a subpath via API endpoint http(s)://minio.example.com/minio format: %v", u)

	}

	if roleArn != o.args.RoleARN {
		return AuthNResponse{}, fmt.Errorf("Invalid role ARN value: %s", roleArn.String())
	}

	u := url.URL(*o.args.URL)
	q := u.Query()
	q.Set("token", token)
	u.RawQuery = q.Encode()

	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
	defer cancel()
	req, err := http.NewRequestWithContext(ctx, http.MethodPost, u.String(), nil)
	if err != nil {

		ctypeOk := wildcard.MatchSimple("application/x-www-form-urlencoded*", r.Header.Get(xhttp.ContentType))
		authOk := wildcard.MatchSimple(signV4Algorithm+"*", r.Header.Get(xhttp.Authorization))
		noQueries := len(r.URL.RawQuery) == 0
		return ctypeOk && authOk && noQueries
	}).HandlerFunc(httpTraceAll(sts.AssumeRole))

	// Assume roles with JWT handler, handles both ClientGrants and WebIdentity.