mirror of
https://github.com/balena-os/balena-supervisor.git
synced 2024-12-29 10:08:52 +00:00
443 lines
12 KiB
TypeScript
443 lines
12 KiB
TypeScript
import { expect } from 'chai';
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import { SinonStub, stub } from 'sinon';
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import { promises as fs } from 'fs';
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import * as systeminformation from 'systeminformation';
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import * as fsUtils from '~/lib/fs-utils';
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import * as sysInfo from '~/lib/system-info';
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describe('System information', () => {
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before(() => {
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stub(systeminformation, 'fsSize');
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stub(systeminformation, 'mem').resolves(mockMemory);
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stub(systeminformation, 'currentLoad').resolves(mockCPU.load);
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stub(systeminformation, 'cpuTemperature').resolves(mockCPU.temp);
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stub(fs, 'readFile').resolves(mockCPU.idBuffer);
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stub(fsUtils, 'exec');
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});
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after(() => {
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(systeminformation.fsSize as SinonStub).restore();
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(systeminformation.mem as SinonStub).restore();
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(systeminformation.currentLoad as SinonStub).restore();
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(systeminformation.cpuTemperature as SinonStub).restore();
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(fs.readFile as SinonStub).restore();
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(fsUtils.exec as SinonStub).restore();
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});
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describe('isSignificantChange', () => {
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it('should correctly filter cpu usage', () => {
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expect(sysInfo.isSignificantChange('cpu_usage', 21, 20)).to.be.false;
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expect(sysInfo.isSignificantChange('cpu_usage', 10, 20)).to.be.true;
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});
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it('should correctly filter cpu temperature', () => {
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expect(sysInfo.isSignificantChange('cpu_temp', 21, 22)).to.be.false;
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expect(sysInfo.isSignificantChange('cpu_temp', 10, 20)).to.be.true;
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});
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it('should correctly filter memory usage', () => {
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expect(sysInfo.isSignificantChange('memory_usage', 21, 22)).to.be.false;
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expect(sysInfo.isSignificantChange('memory_usage', 10, 20)).to.be.true;
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});
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it("should not filter if we didn't have a past value", () => {
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expect(sysInfo.isSignificantChange('cpu_usage', undefined, 22)).to.be
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.true;
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expect(sysInfo.isSignificantChange('cpu_temp', undefined, 10)).to.be.true;
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expect(sysInfo.isSignificantChange('memory_usage', undefined, 5)).to.be
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.true;
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});
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it('should not filter if the current value is null', () => {
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// When the current value is null, we're sending a null patch to the
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// API in response to setting DISABLE_HARDWARE_METRICS to true, so
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// we need to include null for all values. None of the individual metrics
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// in systemMetrics return null (only number/undefined), so the only
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// reason for current to be null is when a null patch is happening.
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expect(sysInfo.isSignificantChange('cpu_usage', 15, null as any)).to.be
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.true;
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expect(sysInfo.isSignificantChange('cpu_temp', 55, null as any)).to.be
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.true;
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expect(sysInfo.isSignificantChange('memory_usage', 760, null as any)).to
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.be.true;
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});
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it('should not filter if the current value is null', () => {
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// When the current value is null, we're sending a null patch to the
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// API in response to setting HARDWARE_METRICS to false, so
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// we need to include null for all values. None of the individual metrics
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// in systemMetrics return null (only number/undefined), so the only
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// reason for current to be null is when a null patch is happening.
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expect(sysInfo.isSignificantChange('cpu_usage', 15, null as any)).to.be
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.true;
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expect(sysInfo.isSignificantChange('cpu_temp', 55, null as any)).to.be
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.true;
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expect(sysInfo.isSignificantChange('memory_usage', 760, null as any)).to
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.be.true;
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});
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});
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describe('CPU information', () => {
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it('gets CPU usage', async () => {
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const cpuUsage = await sysInfo.getCpuUsage();
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// Make sure it is a whole number
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expect(cpuUsage % 1).to.equal(0);
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// Make sure it's the right number given the mocked data
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expect(cpuUsage).to.equal(1);
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});
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it('gets CPU temp', async () => {
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const tempInfo = await sysInfo.getCpuTemp();
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// Make sure it is a whole number
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expect(tempInfo % 1).to.equal(0);
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// Make sure it's the right number given the mocked data
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expect(tempInfo).to.equal(51);
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});
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});
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describe('baseboard information', () => {
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afterEach(() => {
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(fs.readFile as SinonStub).reset();
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(fsUtils.exec as SinonStub).reset();
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});
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// Do these two tests first so the dmidecode call is not memoized yet
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it('returns undefined system model if dmidecode throws', async () => {
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(fs.readFile as SinonStub).rejects('Not found');
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(fsUtils.exec as SinonStub).rejects('Something bad happened');
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const systemModel = await sysInfo.getSystemModel();
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expect(systemModel).to.be.undefined;
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});
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it('returns undefined system ID if dmidecode throws', async () => {
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(fs.readFile as SinonStub).rejects('Not found');
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(fsUtils.exec as SinonStub).rejects('Something bad happened');
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const systemId = await sysInfo.getSystemId();
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expect(systemId).to.be.undefined;
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});
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it('gets system ID', async () => {
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(fs.readFile as SinonStub).resolves(mockCPU.idBuffer);
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const cpuId = await sysInfo.getSystemId();
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expect(cpuId).to.equal('1000000001b93f3f');
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});
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it('gets system ID from dmidecode if /proc/device-tree/serial-number is not available', async () => {
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(fs.readFile as SinonStub).rejects('Not found');
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(fsUtils.exec as SinonStub).resolves({
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stdout: mockCPU.dmidecode,
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});
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const cpuId = await sysInfo.getSystemId();
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expect(cpuId).to.equal('GEBN94600PWW');
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});
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it('gets system model', async () => {
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(fs.readFile as SinonStub).resolves('Raspberry PI 4');
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const systemModel = await sysInfo.getSystemModel();
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expect(systemModel).to.equal('Raspberry PI 4');
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});
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it('gets system model from dmidecode if /proc/device-tree/model is not available', async () => {
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(fs.readFile as SinonStub).rejects('Not found');
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(fsUtils.exec as SinonStub).resolves({
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stdout: mockCPU.dmidecode,
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});
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const systemModel = await sysInfo.getSystemModel();
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expect(systemModel).to.equal('Intel Corporation NUC7i5BNB');
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});
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});
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describe('getMemoryInformation', async () => {
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it('should return the correct value for memory usage', async () => {
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const memoryInfo = await sysInfo.getMemoryInformation();
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expect(memoryInfo).to.deep.equal({
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total: sysInfo.bytesToMb(mockMemory.total),
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used: sysInfo.bytesToMb(
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mockMemory.total -
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mockMemory.free -
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(mockMemory.cached + mockMemory.buffers),
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),
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});
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});
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});
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describe('getStorageInfo', async () => {
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it('should return info on /data mount', async () => {
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(systeminformation.fsSize as SinonStub).resolves(mockFS);
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const storageInfo = await sysInfo.getStorageInfo();
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expect(storageInfo).to.deep.equal({
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blockDevice: '/dev/mmcblk0p6',
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storageUsed: 1118,
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storageTotal: 29023,
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});
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});
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it('should handle no /data mount', async () => {
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(systeminformation.fsSize as SinonStub).resolves([]);
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const storageInfo = await sysInfo.getStorageInfo();
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expect(storageInfo).to.deep.equal({
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blockDevice: '',
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storageUsed: undefined,
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storageTotal: undefined,
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});
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});
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});
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describe('undervoltageDetected', () => {
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it('should detect undervoltage', async () => {
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(fsUtils.exec as SinonStub).resolves({
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stdout: Buffer.from(
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'[58611.126996] Under-voltage detected! (0x00050005)',
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),
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stderr: Buffer.from(''),
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});
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expect(await sysInfo.undervoltageDetected()).to.be.true;
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(fsUtils.exec as SinonStub).resolves({
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stdout: Buffer.from('[569378.450066] eth0: renamed from veth3aa11ca'),
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stderr: Buffer.from(''),
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});
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expect(await sysInfo.undervoltageDetected()).to.be.false;
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});
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});
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describe('dmidecode', () => {
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it('parses dmidecode output into json', async () => {
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(fsUtils.exec as SinonStub).resolves({
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stdout: mockCPU.dmidecode,
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});
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expect(await sysInfo.dmidecode('baseboard')).to.deep.equal([
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{
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type: 'Base Board Information',
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values: {
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Manufacturer: 'Intel Corporation',
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'Product Name': 'NUC7i5BNB',
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Version: 'J31144-313',
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'Serial Number': 'GEBN94600PWW',
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'Location In Chassis': 'Default string',
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'Chassis Handle': '0x0003',
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Type: 'Motherboard',
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'Contained Object Handles': '0',
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},
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},
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{
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type: 'On Board Device 1 Information',
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values: {
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Type: 'Sound',
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Status: 'Enabled',
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Description: 'Realtek High Definition Audio Device',
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},
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},
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{
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type: 'Onboard Device',
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values: {
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'Reference Designation': 'Onboard - Other',
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Type: 'Other',
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Status: 'Enabled',
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'Type Instance': '1',
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'Bus Address': '0000',
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},
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},
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]);
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// Reset the stub
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(fsUtils.exec as SinonStub).reset();
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});
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});
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});
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const mockCPU = {
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temp: {
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main: 50.634,
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cores: [],
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max: 50.634,
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socket: [],
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},
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load: {
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avgLoad: 0.6,
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currentLoad: 1.4602487831260142,
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currentLoadUser: 0.7301243915630071,
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currentLoadSystem: 0.7301243915630071,
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currentLoadNice: 0,
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currentLoadIdle: 98.53975121687398,
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currentLoadIrq: 0,
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rawCurrentLoad: 5400,
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rawCurrentLoadUser: 2700,
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rawCurrentLoadSystem: 2700,
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rawCurrentLoadNice: 0,
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rawCurrentLoadIdle: 364400,
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rawCurrentLoadIrq: 0,
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cpus: [
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{
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load: 1.8660812294182216,
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loadUser: 0.7683863885839737,
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loadSystem: 1.0976948408342482,
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loadNice: 0,
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loadIdle: 98.13391877058177,
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loadIrq: 0,
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rawLoad: 1700,
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rawLoadUser: 700,
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rawLoadSystem: 1000,
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rawLoadNice: 0,
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rawLoadIdle: 89400,
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rawLoadIrq: 0,
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},
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{
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load: 1.7204301075268817,
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loadUser: 0.8602150537634409,
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loadSystem: 0.8602150537634409,
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loadNice: 0,
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loadIdle: 98.27956989247312,
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loadIrq: 0,
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rawLoad: 1600,
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rawLoadUser: 800,
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rawLoadSystem: 800,
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rawLoadNice: 0,
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rawLoadIdle: 91400,
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rawLoadIrq: 0,
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},
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{
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load: 1.186623516720604,
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loadUser: 0.9708737864077669,
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loadSystem: 0.2157497303128371,
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loadNice: 0,
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loadIdle: 98.8133764832794,
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loadIrq: 0,
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rawLoad: 1100,
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rawLoadUser: 900,
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rawLoadSystem: 200,
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rawLoadNice: 0,
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rawLoadIdle: 91600,
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rawLoadIrq: 0,
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},
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{
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load: 1.0752688172043012,
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loadUser: 0.3225806451612903,
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loadSystem: 0.7526881720430108,
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loadNice: 0,
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loadIdle: 98.9247311827957,
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loadIrq: 0,
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rawLoad: 1000,
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rawLoadUser: 300,
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rawLoadSystem: 700,
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rawLoadNice: 0,
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rawLoadIdle: 92000,
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rawLoadIrq: 0,
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},
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],
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},
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idBuffer: Buffer.from('1000000001b93f3f'),
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dmidecode: Buffer.from(`# dmidecode 3.3
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Getting SMBIOS data from sysfs.
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SMBIOS 3.1.1 present.
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Handle 0x0002, DMI type 2, 15 bytes
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Base Board Information
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Manufacturer: Intel Corporation
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Product Name: NUC7i5BNB
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Version: J31144-313
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Serial Number: GEBN94600PWW
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Asset Tag:
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Features:
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Board is a hosting board
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Board is replaceable
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Location In Chassis: Default string
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Chassis Handle: 0x0003
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Type: Motherboard
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Contained Object Handles: 0
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Handle 0x000F, DMI type 10, 20 bytes
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On Board Device 1 Information
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Type: Video
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Status: Enabled
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Description: Intel(R) HD Graphics Device
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On Board Device 2 Information
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Type: Ethernet
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Status: Enabled
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Description: Intel(R) I219-V Gigabit Network Device
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On Board Device 3 Information
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Type: Sound
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Status: Enabled
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Description: Realtek High Definition Audio Device
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Handle 0x003F, DMI type 41, 11 bytes
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Onboard Device
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Reference Designation: Onboard - Other
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Type: Other
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Status: Enabled
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Type Instance: 1
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Bus Address: 0000:00:00.0
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`),
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};
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const mockFS = [
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{
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fs: 'overlay',
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type: 'overlay',
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size: 30433308672,
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used: 1172959232,
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available: 27684696064,
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use: 4.06,
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mount: '/',
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},
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{
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fs: '/dev/mmcblk0p6',
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type: 'ext4',
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size: 30433308672,
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used: 1172959232,
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available: 27684696064,
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use: 4.06,
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mount: '/data',
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},
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{
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fs: '/dev/mmcblk0p1',
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type: 'vfat',
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size: 41281536,
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used: 7219200,
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available: 34062336,
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use: 17.49,
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mount: '/boot/config.json',
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},
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{
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fs: '/dev/disk/by-state/resin-state',
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type: 'ext4',
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size: 19254272,
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used: 403456,
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available: 17383424,
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use: 2.27,
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mount: '/mnt/root/mnt/state',
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},
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{
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fs: '/dev/disk/by-uuid/ba1eadef-4660-4b03-9e71-9f33257f292c',
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type: 'ext4',
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size: 313541632,
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used: 308860928,
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available: 0,
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use: 100,
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mount: '/mnt/root/mnt/sysroot/active',
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},
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{
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fs: '/dev/mmcblk0p2',
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type: 'ext4',
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size: 313541632,
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used: 299599872,
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available: 0,
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use: 100,
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mount: '/mnt/root/mnt/sysroot/inactive',
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},
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];
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const mockMemory = {
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total: 4032724992,
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free: 2182356992,
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used: 1850368000,
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active: 459481088,
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available: 3573243904,
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buffers: 186269696,
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cached: 1055621120,
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slab: 252219392,
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buffcache: 1494110208,
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swaptotal: 2016358400,
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swapused: 0,
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swapfree: 2016358400,
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};
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