Preview: Router fuer Dev-Server
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
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ClaudeandClaude Sonnet 5.5 committed
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import { test, before, after, beforeEach } from 'node:test'
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import assert from 'node:assert/strict'
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import http from 'node:http'
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import fs from 'node:fs/promises'
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import os from 'node:os'
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import path from 'node:path'
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import crypto from 'node:crypto'
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import { startFakeAppwrite } from './helpers/fakeAppwrite.js'
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let aw, runner, gitea, tmp, pd, config, hostsFile, envLib
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const key = crypto.randomBytes(32)
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const BUILT = 'c'.repeat(40)
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const HEAD = 'd'.repeat(40)
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const puts = []
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let giteaDown = false
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let runnerFails = false
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before(async () => {
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aw = await startFakeAppwrite({ seed: { websiteProjects: [] } })
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runner = http.createServer((req, res) => {
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let raw = ''
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req.on('data', (c) => (raw += c))
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req.on('end', () => {
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res.setHeader('Content-Type', 'application/json')
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if (req.method === 'PUT' && req.url.startsWith('/dev/')) {
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puts.push({ url: req.url, body: JSON.parse(raw) })
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res.statusCode = runnerFails ? 500 : 200
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return res.end(JSON.stringify(runnerFails ? { error: 'kaputt' } : { state: 'sleeping' }))
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}
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res.statusCode = 404
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res.end('{}')
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})
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})
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await new Promise((r) => runner.listen(0, '127.0.0.1', r))
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gitea = http.createServer((req, res) => {
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res.setHeader('Content-Type', 'application/json')
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if (giteaDown) { res.statusCode = 500; return res.end('{}') }
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res.end(JSON.stringify({ commit: { id: HEAD } }))
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})
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await new Promise((r) => gitea.listen(0, '127.0.0.1', r))
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tmp = await fs.mkdtemp(path.join(os.tmpdir(), 'preview-dev-'))
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await fs.mkdir(path.join(tmp, 'previews', 'statisch'), { recursive: true })
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await fs.mkdir(path.join(tmp, 'previews', 'offen'), { recursive: true })
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hostsFile = path.join(tmp, 'dynamic', 'preview-hosts.yml')
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Object.assign(process.env, {
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APPWRITE_ENDPOINT: aw.endpoint,
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APPWRITE_API_KEY: 'test-key',
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PREVIEW_DEPLOY_ROOT: path.join(tmp, 'previews'),
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TRAEFIK_DYNAMIC_DIR: path.join(tmp, 'dynamic'),
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GITEA_BASE_URL: `http://127.0.0.1:${gitea.address().port}`,
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GITEA_API_TOKEN: 'tok',
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PREVIEW_RUNNER_URL: `http://127.0.0.1:${runner.address().port}`,
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PREVIEW_RUNNER_TOKEN: 'sekret',
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PREVIEW_ENV_KEY: key.toString('base64'),
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})
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;({ config } = await import('../server/config.js'))
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pd = await import('../server/services/previewDeploy.js')
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envLib = await import('../server/services/previewEnv.js')
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const { createDocument } = await import('../server/services/appwriteAdmin.js')
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const base = { previewMode: 'auto' }
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await createDocument('websiteProjects', { ...base, subdomain: 'offen', isPublic: true, previewState: 'online', previewDetected: 'static' }, 'p1')
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await createDocument('websiteProjects', { ...base, subdomain: 'statisch', previewState: 'online', previewDetected: 'build:npm' }, 'p2')
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await createDocument('websiteProjects', {
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...base, subdomain: 'devapp', repoFullName: 'JUSN/devapp', previewState: 'sleeping', previewDetected: 'dev:npm',
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previewBuiltSha: BUILT, previewEnv: envLib.encryptEnv({ API_KEY: 'geheim-wert' }, key),
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}, 'p3')
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await createDocument('websiteProjects', {
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...base, subdomain: 'devoff', repoFullName: 'JUSN/devoff', previewState: 'failed', previewDetected: 'dev:npm',
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}, 'p4')
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})
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after(async () => {
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await new Promise((r) => runner.close(r))
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await new Promise((r) => gitea.close(r))
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await aw.close()
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await fs.rm(tmp, { recursive: true, force: true })
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})
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beforeEach(() => {
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puts.length = 0
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giteaDown = false
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runnerFails = false
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config.previewRunner.enabled = true
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})
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const read = () => fs.readFile(hostsFile, 'utf8')
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// Erwartete Datei von VOR Task 10 (Schalter aus): zwei Ordner, 'offen' oeffentlich
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const block = (name, isPublic) => [
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` preview-${name}-https:`,
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` rule: "Host(\`${name}.project.webklar.com\`)"`,
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' entryPoints:',
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' - websecure',
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' service: preview-nginx@docker',
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...(isPublic ? [] : [' middlewares:', ' - preview-chain@docker']),
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' priority: 100',
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' tls:',
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' certResolver: letsencrypt',
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'',
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` preview-${name}-http:`,
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` rule: "Host(\`${name}.project.webklar.com\`)"`,
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' entryPoints:',
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' - web',
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' service: preview-nginx@docker',
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' middlewares:',
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' - preview-sites-redirect@docker',
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' priority: 100',
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].join('\n')
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const LEGACY = [
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'# Auto-generated by previewDeploy.syncPreviewTls - do not edit manually',
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'http:',
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' routers:',
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block('offen', true),
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block('statisch', false),
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'',
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].join('\n')
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const routerBlock = (content, name) => {
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const start = content.indexOf(` preview-${name}-https:`)
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assert.ok(start >= 0, `Router ${name} fehlt`)
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const rest = content.slice(start + 1)
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const next = rest.search(/\n {4}preview-[a-z0-9-]+-https:/)
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return next < 0 ? content.slice(start) : content.slice(start, start + 1 + next)
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}
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test('Schalter aus: Datei byte-identisch wie bisher, keine Dev-Hosts, keine Registrierung', async () => {
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config.previewRunner.enabled = false
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const result = await pd.syncPreviewTls()
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assert.deepEqual(result, { synced: true, hosts: 2, publicSource: 'appwrite' })
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assert.equal(await read(), LEGACY)
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await pd.waitForDevRegistration()
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assert.equal(puts.length, 0)
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})
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test('Dev-Projekt bekommt Runner-Service (auch ohne Ordner), static bleibt nginx', async () => {
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await pd.syncPreviewTls()
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await pd.waitForDevRegistration()
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const content = await read()
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const dev = routerBlock(content, 'devapp')
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assert.equal((dev.match(/service: preview-runner@docker/g) || []).length, 2) // HTTPS + HTTP
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assert.match(dev, /preview-chain@docker/) // nicht oeffentlich => geschuetzt
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assert.match(dev, /preview-sites-redirect@docker/)
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assert.match(routerBlock(content, 'statisch'), /preview-nginx@docker/)
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assert.doesNotMatch(routerBlock(content, 'statisch'), /preview-runner/)
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assert.doesNotMatch(content, /devoff/) // Zustand failed => kein Dev-Host
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assert.deepEqual([...pd.devSubdomainsFromHostsFile(content)], ['devapp'])
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})
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test('Appwrite nicht erreichbar: Dev-Hosts aus der letzten Datei bleiben', async () => {
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await pd.syncPreviewTls()
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await pd.waitForDevRegistration()
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aw.failNext({ method: 'GET', pathIncludes: 'documents', status: 500 }) // getPublicSubdomains
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aw.failNext({ method: 'GET', pathIncludes: 'documents', status: 500 }) // getDevProjects
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const errors = console.error
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console.error = () => {}
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try {
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const result = await pd.syncPreviewTls()
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assert.equal(result.publicSource, 'previous-file')
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} finally { console.error = errors }
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await pd.waitForDevRegistration()
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assert.deepEqual([...pd.devSubdomainsFromHostsFile(await read())], ['devapp'])
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assert.match(routerBlock(await read(), 'devapp'), /preview-runner@docker/)
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assert.equal(puts.length, 1) // nur die Runde mit Appwrite-Daten
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})
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test('devSubdomainsFromHostsFile: nur HTTPS-Router mit Runner-Service', () => {
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const content = [
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'http:', ' routers:',
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' preview-a-https:', ' service: preview-runner@docker',
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' preview-a-http:', ' service: preview-runner@docker',
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' preview-b-https:', ' service: preview-nginx@docker',
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' preview-c-d-https:', ' rule: x', ' service: preview-runner@docker',
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].join('\n')
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assert.deepEqual([...pd.devSubdomainsFromHostsFile(content)].sort(), ['a', 'c-d'])
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assert.equal(pd.devSubdomainsFromHostsFile('').size, 0)
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assert.equal(pd.devSubdomainsFromHostsFile(undefined).size, 0)
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})
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test('Registrierung: Runner bekommt Spec mit entschluesselten Variablen', async () => {
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await pd.syncPreviewTls()
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await pd.waitForDevRegistration()
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assert.equal(puts.length, 1)
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assert.equal(puts[0].url, '/dev/devapp')
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assert.deepEqual(puts[0].body, {
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sub: 'devapp', repo: 'JUSN/devapp', sha: BUILT, branch: 'main', mode: 'dev', env: { API_KEY: 'geheim-wert' },
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})
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})
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test('Registrierung: ohne PREVIEW_ENV_KEY env = {}', async () => {
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const saved = process.env.PREVIEW_ENV_KEY
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delete process.env.PREVIEW_ENV_KEY
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try {
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await pd.syncPreviewTls()
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await pd.waitForDevRegistration()
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} finally { process.env.PREVIEW_ENV_KEY = saved }
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assert.deepEqual(puts[0].body.env, {})
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})
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test('Registrierung: Runner-Fehler bricht den Abgleich nicht, Datei ist geschrieben', async () => {
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runnerFails = true
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await fs.rm(hostsFile, { force: true })
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const errors = console.error
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console.error = () => {}
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try {
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const result = await pd.syncPreviewTls()
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assert.equal(result.synced, true)
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await pd.waitForDevRegistration()
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} finally { console.error = errors }
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assert.equal(puts.length, 1)
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assert.match(await read(), /preview-runner@docker/)
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})
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test('Registrierung: ohne gebauten Stand wird der Branch-Kopf genutzt, bei Fehlschlag uebersprungen', async () => {
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const { updateDocument } = await import('../server/services/appwriteAdmin.js')
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await updateDocument('websiteProjects', 'p3', { previewBuiltSha: '' })
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try {
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await pd.syncPreviewTls()
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await pd.waitForDevRegistration()
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assert.equal(puts[0].body.sha, HEAD)
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puts.length = 0
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giteaDown = true
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const errors = console.error
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console.error = () => {}
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try {
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await pd.syncPreviewTls()
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await pd.waitForDevRegistration()
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} finally { console.error = errors }
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assert.equal(puts.length, 0)
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assert.match(await read(), /preview-runner@docker/) // Router trotzdem da
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} finally {
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await updateDocument('websiteProjects', 'p3', { previewBuiltSha: BUILT })
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}
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})
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test('Registrierung: keine zwei Runden gleichzeitig', async () => {
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await Promise.all([pd.syncPreviewTls(), pd.syncPreviewTls()])
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await pd.waitForDevRegistration()
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assert.equal(puts.length, 1)
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})
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