Function healthcheckHandler

lib/utilities/healthcheckHandler.js:125–144

* Checks if client IP address is allowed to make http request to * S3 server. Defines function 'healthcheckEndHandler', which is * called if IP not allowed or passed as callback. * @param {object} clientIP - IP address of client * @param {object} req - http request object * @param {object} res

(clientIP, req, res, log, statsClient, deep)

 * @return {undefined}
 */
function healthcheckHandler(clientIP, req, res, log, statsClient, deep) {
    function healthcheckEndHandler(err, results) {
        writeResponse(res, err, log, results, error => {
            if (error) {
                return log.end().warn('healthcheck error', { err: error });
            }
            return log.end();
        });
    }

    // Attach the apiMethod method to the request, so it can used by monitoring in the server
    // eslint-disable-next-line no-param-reassign
    req.apiMethod = deep ? 'deepHealthcheck' : 'healthcheck';

    if (!checkIP(clientIP)) {
        return healthcheckEndHandler(errors.AccessDenied, []);
    }
    return routeHandler(deep, req, res, log, statsClient,
                        healthcheckEndHandler);
}

module.exports = {
    isHealthy,