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aggregation-platform/plugins/kubernetes/ts/serviceRegistry.ts

92 lines
2.6 KiB

9 years ago
/// <reference path="../../includes.ts"/>
/// <reference path="kubernetesHelpers.ts"/>
/// <reference path="kubernetesPlugin.ts"/>
/// <reference path="kubernetesModel.ts"/>
module Kubernetes {
_module.factory('ServiceRegistry', [() => {
return new ServiceRegistryService();
}]);
/**
* Represents a simple interface to service discovery that can be used early on in the application lifecycle before the
* underlying model has been created via dependency injection
*/
export class ServiceRegistryService {
private model:KubernetesModelService = null;
/**
* Returns true if there is a service available for the given ID or false
*/
public hasService(serviceName: string) {
return this.findService(serviceName) ? true : false;
}
/**
* Returns the service for the given service name (ID) or null if it cannot be found
*
* @param serviceName the name of the service to look for
* @return {null}
*/
public findService(serviceName: string) {
var answer = null;
if (serviceName) {
var model = this.getModel();
if (model) {
var namespace = model.currentNamespace();
return model.getService(namespace ,serviceName);
/*
TODO lets only look in the current namespace
angular.forEach(model.services, (service) => {
if (serviceName === getName(service)) {
answer = service;
}
});
*/
}
}
return answer;
}
/**
* Returns the service link for the given service name
*
* @param serviceName the name of the service
* @return {null}
*/
public serviceLink(serviceName: string): string {
var service = this.findService(serviceName);
return serviceLinkUrl(service);
}
/**
* Returns the service link for the given service name if its ready (has at least one ready pod)
*
* @param serviceName the name of the service
* @return {null}
*/
public serviceReadyLink(serviceName: string): string {
var service = this.findService(serviceName);
if (readyPodCount(service)) {
return serviceLinkUrl(service);
} else {
return null;
}
}
private getModel():KubernetesModelService {
var answer = this.model;
// lets allow lazy load so we can be invoked before the injector has been created
if (!answer) {
var injector = HawtioCore.injector;
if (injector) {
this.model = injector.get<KubernetesModelService>('KubernetesModel');
}
}
answer = this.model;
return answer;
}
}
}