host_component_pair_mapping.js

var components = recommendations.blueprint.host_groups.map(function(group) { 
  return group.components.map(function(component) {
    return recommendations.blueprint_cluster_binding.host_groups.findProperty('name', group.name).hosts.map(function(host) {
      return { component: component.name, host: host.fqdn}; 
	}); 
  }); 
});

components = [].concat.apply([], components);
components = [].concat.apply([], components);