balena-supervisor/test/05-device-state.spec.ts

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import * as _ from 'lodash';
import { stub } from 'sinon';
import chai = require('./lib/chai-config');
import { StatusCodeError } from '../src/lib/errors';
import prepare = require('./lib/prepare');
import * as dockerUtils from '../src/lib/docker-utils';
import * as config from '../src/config';
import * as images from '../src/compose/images';
import { ConfigTxt } from '../src/config/backends/config-txt';
import * as deviceState from '../src/device-state';
import * as deviceConfig from '../src/device-config';
import { loadTargetFromFile } from '../src/device-state/preload';
import Service from '../src/compose/service';
import { intialiseContractRequirements } from '../src/lib/contracts';
// tslint:disable-next-line
chai.use(require('chai-events'));
const { expect } = chai;
const mockedInitialConfig = {
RESIN_SUPERVISOR_CONNECTIVITY_CHECK: 'true',
RESIN_SUPERVISOR_DELTA: 'false',
RESIN_SUPERVISOR_DELTA_APPLY_TIMEOUT: '0',
RESIN_SUPERVISOR_DELTA_REQUEST_TIMEOUT: '30000',
RESIN_SUPERVISOR_DELTA_RETRY_COUNT: '30',
RESIN_SUPERVISOR_DELTA_RETRY_INTERVAL: '10000',
RESIN_SUPERVISOR_DELTA_VERSION: '2',
RESIN_SUPERVISOR_INSTANT_UPDATE_TRIGGER: 'true',
RESIN_SUPERVISOR_LOCAL_MODE: 'false',
RESIN_SUPERVISOR_LOG_CONTROL: 'true',
RESIN_SUPERVISOR_OVERRIDE_LOCK: 'false',
RESIN_SUPERVISOR_POLL_INTERVAL: '60000',
RESIN_SUPERVISOR_VPN_CONTROL: 'true',
};
const testTarget2 = {
local: {
name: 'aDeviceWithDifferentName',
config: {
RESIN_HOST_CONFIG_gpu_mem: '512',
},
apps: {
'1234': {
name: 'superapp',
commit: 'afafafa',
releaseId: 2,
services: {
'23': {
serviceName: 'aservice',
imageId: 12345,
image: 'registry2.resin.io/superapp/edfabc',
environment: {
FOO: 'bar',
},
labels: {},
},
'24': {
serviceName: 'anotherService',
imageId: 12346,
image: 'registry2.resin.io/superapp/afaff',
environment: {
FOO: 'bro',
},
labels: {},
},
},
volumes: {},
networks: {},
},
},
},
dependent: { apps: [], devices: [] },
};
const testTargetWithDefaults2 = {
local: {
name: 'aDeviceWithDifferentName',
config: {
HOST_CONFIG_gpu_mem: '512',
HOST_FIREWALL_MODE: 'off',
HOST_DISCOVERABILITY: 'true',
SUPERVISOR_CONNECTIVITY_CHECK: 'true',
SUPERVISOR_DELTA: 'false',
SUPERVISOR_DELTA_APPLY_TIMEOUT: '0',
SUPERVISOR_DELTA_REQUEST_TIMEOUT: '30000',
SUPERVISOR_DELTA_RETRY_COUNT: '30',
SUPERVISOR_DELTA_RETRY_INTERVAL: '10000',
SUPERVISOR_DELTA_VERSION: '2',
SUPERVISOR_INSTANT_UPDATE_TRIGGER: 'true',
SUPERVISOR_LOCAL_MODE: 'false',
SUPERVISOR_LOG_CONTROL: 'true',
SUPERVISOR_OVERRIDE_LOCK: 'false',
SUPERVISOR_POLL_INTERVAL: '60000',
SUPERVISOR_VPN_CONTROL: 'true',
SUPERVISOR_PERSISTENT_LOGGING: 'false',
},
apps: {
'1234': {
appId: 1234,
name: 'superapp',
commit: 'afafafa',
releaseId: 2,
services: [
_.merge(
{ appId: 1234, serviceId: 23, releaseId: 2 },
_.clone(testTarget2.local.apps['1234'].services['23']),
),
_.merge(
{ appId: 1234, serviceId: 24, releaseId: 2 },
_.clone(testTarget2.local.apps['1234'].services['24']),
),
],
volumes: {},
networks: {},
},
},
},
dependent: { apps: [], devices: [] },
};
const testTargetInvalid = {
local: {
name: 'aDeviceWithDifferentName',
config: {
RESIN_HOST_CONFIG_gpu_mem: '512',
},
apps: {
1234: {
appId: '1234',
name: 'superapp',
commit: 'afafafa',
releaseId: '2',
config: {},
services: {
23: {
serviceId: '23',
serviceName: 'aservice',
imageId: '12345',
image: 'registry2.resin.io/superapp/edfabc',
config: {},
environment: {
' FOO': 'bar',
},
labels: {},
},
24: {
serviceId: '24',
serviceName: 'anotherService',
imageId: '12346',
image: 'registry2.resin.io/superapp/afaff',
config: {},
environment: {
FOO: 'bro',
},
labels: {},
},
},
},
},
},
dependent: { apps: [], devices: [] },
};
describe('deviceState', () => {
let source: string;
const originalImagesSave = images.save;
const originalImagesInspect = images.inspectByName;
const originalGetCurrent = deviceConfig.getCurrent;
before(async () => {
await prepare();
await config.initialized;
await deviceState.initialized;
source = await config.get('apiEndpoint');
stub(Service as any, 'extendEnvVars').callsFake((env) => {
env['ADDITIONAL_ENV_VAR'] = 'foo';
return env;
});
intialiseContractRequirements({
supervisorVersion: '11.0.0',
deviceType: 'intel-nuc',
});
stub(dockerUtils, 'getNetworkGateway').returns(
Promise.resolve('172.17.0.1'),
);
// @ts-expect-error Assigning to a RO property
images.cleanupDatabase = () => {
console.log('Cleanup database called');
};
// @ts-expect-error Assigning to a RO property
images.save = () => Promise.resolve();
// @ts-expect-error Assigning to a RO property
images.inspectByName = () => {
const err: StatusCodeError = new Error();
err.statusCode = 404;
return Promise.reject(err);
};
// @ts-expect-error Assigning to a RO property
deviceConfig.configBackend = new ConfigTxt();
// @ts-expect-error Assigning to a RO property
deviceConfig.getCurrent = async () => mockedInitialConfig;
});
after(() => {
(Service as any).extendEnvVars.restore();
(dockerUtils.getNetworkGateway as sinon.SinonStub).restore();
// @ts-expect-error Assigning to a RO property
images.save = originalImagesSave;
// @ts-expect-error Assigning to a RO property
images.inspectByName = originalImagesInspect;
// @ts-expect-error Assigning to a RO property
deviceConfig.getCurrent = originalGetCurrent;
});
beforeEach(async () => {
await prepare();
});
it('loads a target state from an apps.json file and saves it as target state, then returns it', async () => {
await loadTargetFromFile(process.env.ROOT_MOUNTPOINT + '/apps.json');
const targetState = await deviceState.getTarget();
expect(targetState)
.to.have.property('local')
.that.has.property('apps')
.that.has.property('1234')
.that.is.an('object');
const app = targetState.local.apps[1234];
expect(app).to.have.property('appName').that.equals('superapp');
expect(app).to.have.property('services').that.is.an('array').with.length(1);
expect(app.services[0])
.to.have.property('config')
.that.has.property('image')
.that.equals('registry2.resin.io/superapp/abcdef:latest');
expect(app.services[0].config)
.to.have.property('labels')
.that.has.property('io.balena.something')
.that.equals('bar');
expect(app).to.have.property('appName').that.equals('superapp');
expect(app).to.have.property('services').that.is.an('array').with.length(1);
expect(app.services[0])
.to.have.property('config')
.that.has.property('image')
.that.equals('registry2.resin.io/superapp/abcdef:latest');
expect(app.services[0].config)
.to.have.property('labels')
.that.has.property('io.balena.something')
.that.equals('bar');
expect(app).to.have.property('appName').that.equals('superapp');
expect(app).to.have.property('services').that.is.an('array').with.length(1);
expect(app.services[0])
.to.have.property('config')
.that.has.property('image')
.that.equals('registry2.resin.io/superapp/abcdef:latest');
expect(app.services[0].config)
.to.have.property('labels')
.that.has.property('io.balena.something')
.that.equals('bar');
expect(app).to.have.property('appName').that.equals('superapp');
expect(app).to.have.property('services').that.is.an('array').with.length(1);
expect(app.services[0])
.to.have.property('config')
.that.has.property('image')
.that.equals('registry2.resin.io/superapp/abcdef:latest');
expect(app.services[0].config)
.to.have.property('labels')
.that.has.property('io.balena.something')
.that.equals('bar');
expect(app).to.have.property('appName').that.equals('superapp');
expect(app).to.have.property('services').that.is.an('array').with.length(1);
expect(app.services[0])
.to.have.property('config')
.that.has.property('image')
.that.equals('registry2.resin.io/superapp/abcdef:latest');
expect(app.services[0].config)
.to.have.property('labels')
.that.has.property('io.balena.something')
.that.equals('bar');
});
it('stores info for pinning a device after loading an apps.json with a pinDevice field', async () => {
await loadTargetFromFile(process.env.ROOT_MOUNTPOINT + '/apps-pin.json');
const pinned = await config.get('pinDevice');
expect(pinned).to.have.property('app').that.equals(1234);
expect(pinned).to.have.property('commit').that.equals('abcdef');
});
it('emits a change event when a new state is reported', (done) => {
deviceState.once('change', done);
deviceState.reportCurrentState({ someStateDiff: 'someValue' } as any);
});
it('returns the current state');
it.skip('writes the target state to the db with some extra defaults', async () => {
const testTarget = _.cloneDeep(testTargetWithDefaults2);
const services: Service[] = [];
for (const service of testTarget.local.apps['1234'].services) {
const imageName = await images.normalise(service.image);
service.image = imageName;
(service as any).imageName = imageName;
services.push(
await Service.fromComposeObject(service, {
appName: 'supertest',
} as any),
);
}
(testTarget as any).local.apps['1234'].services = _.keyBy(
services,
'serviceId',
);
(testTarget as any).local.apps['1234'].source = source;
await deviceState.setTarget(testTarget2);
const target = await deviceState.getTarget();
expect(JSON.parse(JSON.stringify(target))).to.deep.equal(
JSON.parse(JSON.stringify(testTarget)),
);
});
it('does not allow setting an invalid target state', () => {
expect(deviceState.setTarget(testTargetInvalid as any)).to.be.rejected;
});
it('allows triggering applying the target state', (done) => {
const applyTargetStub = stub(deviceState, 'applyTarget').returns(
Promise.resolve(),
);
deviceState.triggerApplyTarget({ force: true });
expect(applyTargetStub).to.not.be.called;
setTimeout(() => {
expect(applyTargetStub).to.be.calledWith({
force: true,
initial: false,
});
applyTargetStub.restore();
done();
}, 1000);
});
// TODO: There is no easy way to test this behaviour with the current
// interface of device-state. We should really think about the device-state
// interface to allow this flexibility (and to avoid having to change module
// internal variables)
it.skip('cancels current promise applying the target state');
it.skip('applies the target state for device config');
it.skip('applies the target state for applications');
});