add models and adapter

app/adapters/application.js

+import RESTAdapter from 'ember-data/adapters/rest';
+
+export default RESTAdapter.extend({
+    host: 'http://localhost:3000',
+    namespace: 'v1'
+});
\ No newline at end of file

app/models/baseentity.js

+import Model from 'ember-data/model';
+import attr from 'ember-data/attr';
+
+export default Model.extend({
+    // id: attr('string') - not allowed to be listed by ember
+});

app/models/communication.js

+import BaseEntity from './baseentity.js';
+import attr from 'ember-data/attr';
+
+export default BaseEntity.extend({
+    system: attr('string'), // TODO: relation?
+    technology: attr('string'),
+    source: attr(), // FIXME relation
+    target: attr(), // FIXME relation
+    instances: attr(), // FIXME relation
+});

app/models/communicationInstance.js

+import BaseEntity from './baseentity.js';
+import attr from 'ember-data/attr';
+
+export default BaseEntity.extend({
+    source: attr(), // FIXME relation
+    target: attr(), // FIXME relation
+    communication: attr(), // FIXME relation
+});

app/models/node.js

+import BaseEntity from './baseentity.js';
+import attr from 'ember-data/attr';
+
+export default BaseEntity.extend({
+    name: attr(), // FIXME relation
+    services: attr(), // FIXME relation
+    ip: attr('string'),
+    hostname: attr('string'),
+    group: attr('string'), // TODO: relation?
+});

app/models/nodeGroup.js

+import BaseEntity from './baseentity.js';
+import attr from 'ember-data/attr';
+
+export default BaseEntity.extend({
+    name: attr('string'),
+    system: attr(), // FIXME relation
+    nodes: attr() // FIXME relation
+});

app/models/service.js

+import BaseEntity from './baseentity.js';
+import attr from 'ember-data/attr';
+
+export default BaseEntity.extend({
+    name: attr('string'),
+    system: attr(), // FIXME relation
+    description: attr('string')
+});

app/models/serviceInstance.js

+import BaseEntity from './baseentity.js';
+import attr from 'ember-data/attr';
+
+export default BaseEntity.extend({
+    name: attr('string'),
+    node: attr(), // FIXME relation
+    service: attr() // FIXME relation
+});

app/models/system.js

+import BaseEntity from './baseentity';
+import attr from 'ember-data/attr';
+
+export default BaseEntity.extend({
+    name: attr('string'),
+    nodeGroups: attr('string'), // FIXME relation
+    communications: attr('string'), // FIXME relation
+    services: attr('string') // FIXME relation
+});

app/routes/cytoscape.js

+import Ember from 'ember';
+
+export default Ember.Route.extend({
+    model() {
+        return this.store.findAll('system').then((systems) => {
+            console.log('loaded systems', systems)
+            return systems;
+        });
+    }
+});