Preview: Admin-API und Modus-Vorgabe

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

server/routes/admin/preview.js

@@ -0,0 +1,174 @@
+// Admin-API fuer den Preview-Block je Projekt (WOMS). Nie Variablenwerte ausgeben.
+import { Router } from 'express'
+import { config } from '../../config.js'
+import { getDocument, updateDocument } from '../../services/appwriteAdmin.js'
+import { requireAppwriteStaff } from '../../middleware/appwriteStaff.js'
+import { envKey, encryptEnv, decryptEnv, envNames, validateEnvChange } from '../../services/previewEnv.js'
+import { listRunLogs, readRunLog, isRunFile } from '../../services/previewLogs.js'
+import * as runnerClient from '../../services/previewRunnerClient.js'
+import { runDeploy, fetchPreviewConfig } from '../../services/previewDeploy.js'
+import { getRepoInfo } from '../../services/giteaAdmin.js'
+
+const router = Router()
+router.use(requireAppwriteStaff)
+
+const MODES = ['auto', 'build', 'dev', 'off']
+const SHA_RE = /^[0-9a-f]{7,40}$/
+
+function fail(status, message) {
+  const err = new Error(message)
+  err.status = status
+  return err
+}
+
+const col = () => config.collections.websiteProjects
+
+async function loadProject(id) {
+  let doc
+  try {
+    doc = await getDocument(col(), id)
+  } catch (err) {
+    if (err.status === 404) throw fail(404, 'Projekt nicht gefunden')
+    throw err
+  }
+  if (!doc.subdomain) throw fail(400, 'Projekt hat keine Preview-Subdomain')
+  return doc
+}
+
+function requireRunner() {
+  if (!config.previewRunner.enabled) throw fail(409, 'Preview-Runner ist nicht aktiv')
+}
+
+async function view(doc) {
+  const key = envKey()
+  let names = []
+  if (doc.previewEnv && key) {
+    try { names = envNames(doc.previewEnv, key) } catch { names = [] }
+  }
+  const mode = doc.previewMode || 'auto'
+  return {
+    mode,
+    state: doc.previewState || (mode === 'off' ? 'off' : ''),
+    detected: doc.previewDetected || '',
+    builtSha: doc.previewBuiltSha || '',
+    builtAt: doc.previewBuiltAt || '',
+    error: doc.previewError || '',
+    branch: doc.previewBranch || '',
+    envNames: names,
+    logs: await listRunLogs(doc.$id),
+  }
+}
+
+// Neubau anstossen (wie beim Bearbeiten/Reaktivieren eines Projekts)
+async function triggerRebuild(doc) {
+  const repo = doc.repoFullName
+  const branch = doc.previewBranch || (await getRepoInfo(repo).catch(() => null))?.defaultBranch || 'main'
+  const found = await fetchPreviewConfig(repo, branch).catch(() => null)
+  const cfg = {
+    enabled: true,
+    type: 'static',
+    displayName: doc.projectName,
+    ...(found || {}),
+    branch,
+    subdomain: doc.subdomain,
+  }
+  return runDeploy(repo, branch, cfg, { project: doc })
+}
+
+const wrap = (fn) => async (req, res) => {
+  try {
+    await fn(req, res)
+  } catch (err) {
+    const status = err.status || 500
+    if (status >= 500 && status !== 503) console.error('[admin/preview]', err.message)
+    res.status(status).json({ error: status >= 500 ? err.message || 'Preview-Aktion fehlgeschlagen' : err.message })
+  }
+}
+
+router.get('/:id/preview', wrap(async (req, res) => {
+  res.json(await view(await loadProject(req.params.id)))
+}))
+
+router.patch('/:id/preview', wrap(async (req, res) => {
+  requireRunner()
+  const mode = req.body?.mode
+  if (!MODES.includes(mode)) throw fail(400, 'Ungültiger Modus (auto, build, dev oder off)')
+  const doc = await loadProject(req.params.id)
+  if (mode === 'off') {
+    try { await runnerClient.stopDev(doc.subdomain) } catch (err) {
+      console.error('[admin/preview] Dev stoppen fehlgeschlagen:', err.message)
+    }
+    const updated = await updateDocument(col(), doc.$id, { previewMode: mode, previewState: 'off' })
+    return res.json(await view(updated))
+  }
+  const updated = await updateDocument(col(), doc.$id, { previewMode: mode })
+  await triggerRebuild(updated)
+  res.json(await view(await getDocument(col(), doc.$id)))
+}))
+
+router.put('/:id/preview/env', wrap(async (req, res) => {
+  requireRunner()
+  const key = envKey()
+  if (!key) throw fail(503, 'Preview-Variablen sind nicht eingerichtet')
+  const doc = await loadProject(req.params.id)
+  let current
+  try { current = decryptEnv(doc.previewEnv, key) } catch {
+    throw fail(409, 'Vorhandene Preview-Variablen sind nicht entschlüsselbar')
+  }
+  const { set, remove } = req.body || {}
+  const result = validateEnvChange(current, { set, remove })
+  if (!result.ok) throw fail(400, result.error)
+  const stored = Object.keys(result.env).length ? encryptEnv(result.env, key) : ''
+  const updated = await updateDocument(col(), doc.$id, { previewEnv: stored })
+  if ((updated.previewMode || 'auto') !== 'off') await triggerRebuild(updated)
+  res.json(await view(await getDocument(col(), doc.$id)))
+}))
+
+router.post('/:id/preview/rebuild', wrap(async (req, res) => {
+  requireRunner()
+  const doc = await loadProject(req.params.id)
+  if ((doc.previewMode || 'auto') === 'off') throw fail(409, 'Preview ist ausgeschaltet')
+  await triggerRebuild(doc)
+  res.json(await view(await getDocument(col(), doc.$id)))
+}))
+
+router.post('/:id/preview/dev/start', wrap(async (req, res) => {
+  requireRunner()
+  const doc = await loadProject(req.params.id)
+  if ((doc.previewMode || 'auto') === 'off') throw fail(409, 'Preview ist ausgeschaltet')
+  // Gespeicherten Stand verwenden (R17), nie raten
+  if (!doc.repoFullName || !doc.previewBranch || !SHA_RE.test(String(doc.previewBuiltSha || ''))) {
+    throw fail(409, 'Noch kein Stand gespeichert – bitte zuerst neu bauen')
+  }
+  let env = {}
+  if (doc.previewEnv) {
+    const key = envKey()
+    try { env = decryptEnv(doc.previewEnv, key) } catch {
+      throw fail(409, 'Preview-Variablen nicht entschlüsselbar (PREVIEW_ENV_KEY fehlt)')
+    }
+  }
+  const out = await runnerClient.startDevNow(doc.subdomain, {
+    sub: doc.subdomain, repo: doc.repoFullName, sha: doc.previewBuiltSha, branch: doc.previewBranch, mode: 'dev', env,
+  })
+  const state = ['starting', 'online'].includes(out?.state) ? out.state : 'starting'
+  const updated = await updateDocument(col(), doc.$id, { previewState: state })
+  res.json(await view(updated))
+}))
+
+router.post('/:id/preview/dev/stop', wrap(async (req, res) => {
+  requireRunner()
+  const doc = await loadProject(req.params.id)
+  await runnerClient.stopDev(doc.subdomain)
+  const updated = await updateDocument(col(), doc.$id, { previewState: 'sleeping' })
+  res.json(await view(updated))
+}))
+
+router.get('/:id/preview/logs/:runFile', wrap(async (req, res) => {
+  const doc = await loadProject(req.params.id)
+  if (!isRunFile(req.params.runFile)) throw fail(400, 'Ungültiger Protokollname')
+  const text = await readRunLog(doc.$id, req.params.runFile)
+  if (text === null) throw fail(404, 'Protokoll nicht gefunden')
+  res.json({ lines: text.replace(/\n$/, '').split('\n') })
+}))
+
+export default router

server/routes/admin/services.js

@@ -51,6 +51,7 @@ router.get('/', async (_req, res) => {
         ticketId: p.ticketId || '',
         woid: tickets.get(p.ticketId)?.woid || '',
         previewUrl: previewUrlFor(p),
+        previewState: p.previewState || '',
         features: {},
       })
     }