cdn-cache-check/ccc-service-detection.js

Makes HTTP requests to URLs and parses response headers to determine caching behaviour

const debug = require('debug')('cdn-cache-check-service-detection');
debug('Entry: [%s]', __filename);

// Import service provider modules
const dns = require('./ccc-dns');
//const AwsScan = require('./service.providers/aws');
//const AzureScan = require('./service.providers/azure');

function serviceDetection(domains, settings) {                                            // Function to attempt to identify the services behind an array of FQDNs
   debug('serviceDetection() Entry');
   return new Promise(function (resolve, reject) {

      if ((Array.isArray(domains) && domains.length)) {                                   // Ensure the domains[] array is populated
         debug(`Service Detection running across ${domains.length} domain(s)`);

         let serviceDetectionResponse = global.CCC_SERVICE_DETECTION_DEFAULT_RESPONSE;    // Initialise response object

         domains.forEach((domain) => {                                                    // Iterate through each domain
            debug(`Service Detection is processing [${domain}]`);

            dns.inspectDNS(domain, settings).then((response) => {                         // Invoke DNS Inspection on current domain
               console.log('Response from inspectDNS(): %O', response);
            }
            );
         });

         resolve(serviceDetectionResponse);                                               // Resolve the Promise and return the response

      } else {
         reject(new Error('serviceDetection() :: domains[] array either does not exist, is not an array, or is empty.'));
      }
   });
}

module.exports = { serviceDetection };