currTime.Format(yyyymmdd),
		globalMinioDefaultRegion,
		string(serviceS3),
		"aws4_request",
	}, SlashSeparator)

	stringToSign := "AWS4-HMAC-SHA256" + "\n" + currTime.Format(iso8601Format) + "\n"
	stringToSign += scope + "\n"
	stringToSign += getSHA256Hash([]byte(canonicalRequest))

	date := sumHMAC([]byte("AWS4"+secretKey), []byte(currTime.Format(yyyymmdd)))

		Description:    "X-Amz-Date must be in the ISO8601 Long Format \"yyyyMMdd'T'HHmmss'Z'\"",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrMalformedCredentialDate: {
		Code:           "AuthorizationQueryParametersError",
		Description:    "Error parsing the X-Amz-Credential parameter; incorrect date format. This date in the credential must be in the format \"yyyyMMdd\".",
		HTTPStatusCode: http.StatusBadRequest,
	},

                callback.run();
            });
            break;
        }
    }

    protected String generateNewIndexName(final String configIndex) {
        return configIndex + "." + new SimpleDateFormat("yyyyMMdd").format(new Date());
    }

    protected void insertBulkData(final FessConfig fessConfig, final String configIndex, final String dataPath) {
        try {