https://stackoverflow.com/questions/44159566/ember-how-to-access-to-a-controller-action-from-a-component-controller/44159742

components.echo-hlabel-tf.js

import Ember from 'ember';

export default Ember.Component.extend({
  actions:{
    actionButtonClicked(){
  console.log('Arrives to the component');
  this.sendAction('fnActionButtonClicked');        
}
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

controllers.programmers.js

import Ember from 'ember';

export default Ember.Controller.extend({
  actions:{
    sayHello(){
      console.log("I'm saying hello this time");
    }
  }
});

router.js

import Ember from 'ember';
import config from './config/environment';

const Router = Ember.Router.extend({
  location: 'none',
  rootURL: config.rootURL
});

Router.map(function() {
  this.route('programmers',{path:'/'});
});

export default Router;

routes.programmers.js

import Ember from 'ember';

export default Ember.Route.extend({
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

templates.components.echo-hlabel-tf.hbs

<button {{action 'actionButtonClicked'}}> Click </button>
{{yield}}

templates.programmers.hbs

{{echo-hlabel-tf fnActionButtonClicked="sayHello" }}
{{outlet}}

twiddle.json

{
  "version": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.12.0",
    "ember-template-compiler": "2.12.0",
    "ember-testing": "2.12.0"
  },
  "addons": {
    "ember-data": "2.12.1"
  }
}