first commit

api/app/controllers/audit_controller.ts

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+import vine from '@vinejs/vine'
+import db from '@adonisjs/lucid/services/db'
+import type { HttpContext } from '@adonisjs/core/http'
+import AuditLog from '#models/audit_log'
+import UserError from '#exceptions/user_error'
+
+const indexValidator = vine.create({
+  page: vine.number().withoutDecimals().min(1).optional(),
+  status: vine.enum(['running', 'success', 'error'] as const).optional(),
+})
+
+export default class AuditController {
+  async index({ request }: HttpContext) {
+    const { page = 1, status } = await indexValidator.validate(request.qs())
+
+    const query = AuditLog.query()
+      .select('id', 'username', 'ip', 'action', 'target', 'status', 'created_at', 'finished_at')
+      .select(db.raw('length(output) > 0 as hasOutput'))
+      .orderBy('id', 'desc')
+    if (status) query.where('status', status)
+
+    const result = await query.paginate(page, 50)
+    return {
+      meta: { total: result.total, page: result.currentPage, lastPage: result.lastPage },
+      data: result.all().map((entry) => ({
+        id: entry.id,
+        username: entry.username,
+        ip: entry.ip,
+        action: entry.action,
+        target: entry.target,
+        status: entry.status,
+        createdAt: entry.createdAt.toISO(),
+        finishedAt: entry.finishedAt?.toISO() ?? null,
+        hasOutput: Boolean(entry.$extras.hasOutput),
+      })),
+    }
+  }
+
+  async show({ params }: HttpContext) {
+    const entry = await AuditLog.find(params.id)
+    if (!entry) throw new UserError('Entrée introuvable.', 404)
+    return {
+      id: entry.id,
+      action: entry.action,
+      target: entry.target,
+      status: entry.status,
+      output: entry.output,
+    }
+  }
+}

api/app/controllers/auth_controller.ts

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+import User from '#models/user'
+import limiter from '@adonisjs/limiter/services/main'
+import type { HttpContext } from '@adonisjs/core/http'
+import totpService from '#services/totp_service'
+import { audit } from '#services/audit'
+import { loginValidator } from '#validators/auth'
+
+class InvalidLogin extends Error {}
+
+/**
+ * 5 failed attempts per IP, then blocked for 15 minutes.
+ */
+const loginLimiter = () =>
+  limiter.use({ requests: 5, duration: '15 mins', blockDuration: '15 mins' })
+
+export default class AuthController {
+  async login(ctx: HttpContext) {
+    const { request, response, auth } = ctx
+    const { username, password, code } = await request.validateUsing(loginValidator)
+
+    const penalize = () =>
+      loginLimiter().penalize(`login_${request.ip()}`, async (): Promise<User> => {
+        const user = await User.verifyCredentials(username, password).catch(() => null)
+        if (!user || !(await totpService.verify(user, code))) throw new InvalidLogin()
+        return user
+      })
+
+    let result: Awaited<ReturnType<typeof penalize>>
+    try {
+      result = await penalize()
+    } catch (error) {
+      if (!(error instanceof InvalidLogin)) throw error
+      await audit(ctx, { action: 'Connexion refusée', target: username, status: 'error' })
+      return response.badRequest({ message: 'Identifiant, mot de passe ou code incorrect.' })
+    }
+
+    const [throttled, user] = result
+    if (throttled) {
+      const minutes = Math.max(1, Math.ceil(throttled.response.availableIn / 60))
+      return response.tooManyRequests({
+        message: `Trop de tentatives. Réessaie dans ${minutes} min.`,
+      })
+    }
+
+    await auth.use('web').login(user!)
+    await audit(ctx, { action: 'Connexion', username: user!.username, status: 'success' })
+    return { username: user!.username }
+  }
+
+  async logout(ctx: HttpContext) {
+    await audit(ctx, { action: 'Déconnexion', status: 'success' })
+    await ctx.auth.use('web').logout()
+    return { ok: true }
+  }
+
+  async me({ auth }: HttpContext) {
+    return { username: auth.getUserOrFail().username }
+  }
+}

api/app/controllers/backups_controller.ts

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+import type { HttpContext } from '@adonisjs/core/http'
+import vpsConfig from '#config/vps'
+import backupService from '#services/backup_service'
+import { actor, audit } from '#services/audit'
+
+export default class BackupsController {
+  async index() {
+    return {
+      dir: vpsConfig.backups.dir,
+      schedule: backupService.schedule,
+      files: await backupService.list(),
+    }
+  }
+
+  async store(ctx: HttpContext) {
+    const job = await backupService.run(actor(ctx))
+    return { jobId: job.id }
+  }
+
+  async download(ctx: HttpContext) {
+    const path = backupService.path(ctx.params.name)
+    await audit(ctx, {
+      action: 'Téléchargement de sauvegarde',
+      target: ctx.params.name,
+      status: 'success',
+    })
+    return ctx.response.attachment(path, ctx.params.name)
+  }
+
+  async destroy(ctx: HttpContext) {
+    await backupService.delete(ctx.params.name)
+    await audit(ctx, {
+      action: 'Suppression de sauvegarde',
+      target: ctx.params.name,
+      status: 'success',
+    })
+    return { ok: true }
+  }
+}

api/app/controllers/caddy_controller.ts

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+import type { HttpContext } from '@adonisjs/core/http'
+import vpsConfig from '#config/vps'
+import CaddyfileVersion from '#models/caddyfile_version'
+import UserError from '#exceptions/user_error'
+import caddyService, { parseCaddyfile, type ReloadResult } from '#services/caddy_service'
+import siteMonitor from '#services/site_monitor'
+import { actor, audit } from '#services/audit'
+import { updateCaddyfileValidator } from '#validators/caddy'
+
+export default class CaddyController {
+  async show() {
+    const content = await caddyService.read()
+    return {
+      path: vpsConfig.caddy.caddyfilePath,
+      container: vpsConfig.caddy.container,
+      content,
+      sites: parseCaddyfile(content),
+    }
+  }
+
+  async update(ctx: HttpContext) {
+    const { content, reason } = await ctx.request.validateUsing(updateCaddyfileValidator)
+    const result = await caddyService.saveAndReload(content, {
+      username: actor(ctx).username,
+      reason: reason || 'Modification manuelle',
+    })
+    return this.#respond(ctx, 'Modification du Caddyfile', result)
+  }
+
+  async reload(ctx: HttpContext) {
+    const result = await caddyService.reload()
+    return this.#respond(ctx, 'Rechargement de Caddy', result)
+  }
+
+  async versions() {
+    const versions = await CaddyfileVersion.query()
+      .select('id', 'username', 'reason', 'created_at')
+      .orderBy('id', 'desc')
+    return versions.map((version) => ({
+      id: version.id,
+      username: version.username,
+      reason: version.reason,
+      createdAt: version.createdAt.toISO(),
+    }))
+  }
+
+  async version({ params }: HttpContext) {
+    const version = await CaddyfileVersion.find(params.id)
+    if (!version) throw new UserError('Version introuvable.', 404)
+    return {
+      id: version.id,
+      username: version.username,
+      reason: version.reason,
+      createdAt: version.createdAt.toISO(),
+      content: version.content,
+    }
+  }
+
+  async restore(ctx: HttpContext) {
+    const version = await CaddyfileVersion.find(ctx.params.id)
+    if (!version) throw new UserError('Version introuvable.', 404)
+    const result = await caddyService.saveAndReload(version.content, {
+      username: actor(ctx).username,
+      reason: `Restauration de la version #${version.id}`,
+    })
+    return this.#respond(ctx, `Restauration du Caddyfile (#${version.id})`, result)
+  }
+
+  async #respond(ctx: HttpContext, action: string, result: ReloadResult) {
+    await audit(ctx, {
+      action,
+      target: vpsConfig.caddy.caddyfilePath,
+      status: result.ok ? 'success' : 'error',
+      output: result.output,
+    })
+
+    if (!result.ok) {
+      return ctx.response.unprocessableEntity({
+        message: 'Caddy a refusé la configuration : le Caddyfile est inchangé.',
+        output: result.output,
+      })
+    }
+
+    /**
+     * New or removed domains show up right away on the sites page.
+     */
+    siteMonitor.sync().catch(() => {})
+    return { ok: true, output: result.output }
+  }
+}

api/app/controllers/containers_controller.ts

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+import vine from '@vinejs/vine'
+import type { HttpContext } from '@adonisjs/core/http'
+import dockerService from '#services/docker_service'
+import { audit } from '#services/audit'
+import { openSse } from '#services/sse'
+
+const ACTION_LABELS = {
+  start: 'Démarrage du conteneur',
+  stop: 'Arrêt du conteneur',
+  restart: 'Redémarrage du conteneur',
+} as const
+
+const actionValidator = vine.create({
+  action: vine.enum(['start', 'stop', 'restart'] as const),
+})
+
+const logsValidator = vine.create({
+  tail: vine.number().withoutDecimals().range([0, 5000]).optional(),
+})
+
+export default class ContainersController {
+  async index() {
+    return dockerService.list()
+  }
+
+  async show({ params }: HttpContext) {
+    return dockerService.inspect(params.id)
+  }
+
+  async action(ctx: HttpContext) {
+    const { action } = await actionValidator.validate(ctx.params)
+    const info = await dockerService.inspect(ctx.params.id)
+
+    try {
+      await dockerService.action(info.id, action)
+    } catch (error) {
+      await audit(ctx, {
+        action: ACTION_LABELS[action],
+        target: info.name,
+        status: 'error',
+        output: error instanceof Error ? error.message : String(error),
+      })
+      throw error
+    }
+
+    await audit(ctx, { action: ACTION_LABELS[action], target: info.name, status: 'success' })
+    return dockerService.inspect(info.id)
+  }
+
+  /**
+   * Follows the logs of the container (Server-Sent Events).
+   */
+  async logs(ctx: HttpContext) {
+    const { tail } = await logsValidator.validate(ctx.request.qs())
+    const channel = openSse(ctx)
+
+    try {
+      const stop = await dockerService.followLogs(
+        ctx.params.id,
+        { tail: tail ?? 300 },
+        (line) => channel.send('line', line),
+        () => {
+          channel.send('end', {})
+          channel.close()
+        }
+      )
+      channel.onClose(stop)
+    } catch (error) {
+      channel.send('failure', { message: error instanceof Error ? error.message : String(error) })
+      channel.close()
+    }
+  }
+}

api/app/controllers/jobs_controller.ts

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+import type { HttpContext } from '@adonisjs/core/http'
+import AuditLog from '#models/audit_log'
+import UserError from '#exceptions/user_error'
+import jobRunner, { type JobLine } from '#services/job_runner'
+import { openSse } from '#services/sse'
+
+export default class JobsController {
+  /**
+   * Replays the output of a job, then follows it until the end. Jobs
+   * finished a while ago are read from the action log.
+   */
+  async stream(ctx: HttpContext) {
+    const id = Number(ctx.params.id)
+    const job = jobRunner.get(id)
+    const entry = job ? null : await AuditLog.find(id)
+    if (!job && !entry) throw new UserError('Action introuvable.', 404)
+
+    const channel = openSse(ctx)
+
+    if (!job) {
+      const lines = (entry!.output ?? '')
+        .split('\n')
+        .map((text) => ({ ts: 0, stream: 'out', text }))
+      channel.send('meta', { id, action: entry!.action, target: entry!.target })
+      channel.send('lines', lines)
+      channel.send('end', { status: entry!.status })
+      channel.close()
+      return
+    }
+
+    channel.send('meta', { id, action: job.meta.action, target: job.meta.target })
+    channel.send('lines', job.lines)
+    if (job.status !== 'running') {
+      channel.send('end', { status: job.status })
+      channel.close()
+      return
+    }
+
+    const onLine = (line: JobLine) => channel.send('lines', [line])
+    const onEnd = (status: string) => {
+      channel.send('end', { status })
+      channel.close()
+    }
+    job.on('line', onLine)
+    job.once('end', onEnd)
+    channel.onClose(() => {
+      job.off('line', onLine)
+      job.off('end', onEnd)
+    })
+  }
+}

api/app/controllers/metrics_controller.ts

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+import vine from '@vinejs/vine'
+import type { HttpContext } from '@adonisjs/core/http'
+import metricsService, { type HostSample } from '#services/metrics_service'
+import { openSse } from '#services/sse'
+
+const historyValidator = vine.create({
+  range: vine.enum(['1h', '24h', '7d', '30d'] as const),
+})
+
+export default class MetricsController {
+  /**
+   * Live samples (every 5 s) for the charts of the overview.
+   */
+  async live(ctx: HttpContext) {
+    const channel = openSse(ctx)
+    channel.send('init', metricsService.live)
+
+    const onSample = (sample: HostSample) => channel.send('sample', sample)
+    metricsService.on('sample', onSample)
+    channel.onClose(() => metricsService.off('sample', onSample))
+  }
+
+  async history({ request }: HttpContext) {
+    const { range } = await historyValidator.validate(request.qs())
+    return metricsService.history(range)
+  }
+}

api/app/controllers/overview_controller.ts

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+import os from 'node:os'
+import Site from '#models/site'
+import AuditLog from '#models/audit_log'
+import backupService from '#services/backup_service'
+import dockerService from '#services/docker_service'
+import metricsService from '#services/metrics_service'
+
+const CERT_WARNING_DAYS = 14
+
+export default class OverviewController {
+  async index() {
+    const now = Math.floor(Date.now() / 1000)
+
+    const [containers, sites, backups, recent, uptime] = await Promise.all([
+      dockerService.list().catch((error: Error) => error),
+      Site.query().where('active', true).orderBy('domain'),
+      backupService.list(),
+      AuditLog.query().orderBy('id', 'desc').limit(8),
+      metricsService.uptime(),
+    ])
+
+    const docker =
+      containers instanceof Error
+        ? { ok: false as const, error: containers.message }
+        : {
+            ok: true as const,
+            total: containers.length,
+            running: containers.filter((c) => c.state === 'running').length,
+            unhealthy: containers.filter((c) => c.health === 'unhealthy').map((c) => c.name),
+            stopped: containers.filter((c) => c.state !== 'running').map((c) => c.name),
+          }
+
+    return {
+      host: {
+        latest: metricsService.latest,
+        uptime,
+        cpus: os.cpus().length,
+      },
+      docker,
+      sites: {
+        total: sites.length,
+        up: sites.filter((site) => site.lastOk === true).length,
+        down: sites
+          .filter((site) => site.lastOk === false)
+          .map((site) => ({ id: site.id, domain: site.domain, error: site.lastError })),
+        certSoon: sites
+          .filter(
+            (site) => site.certExpiresAt && site.certExpiresAt - now < CERT_WARNING_DAYS * 86_400
+          )
+          .map((site) => ({
+            id: site.id,
+            domain: site.domain,
+            days: Math.floor((site.certExpiresAt! - now) / 86_400),
+          })),
+      },
+      backups: {
+        last: backups[0] ?? null,
+        count: backups.length,
+        schedule: backupService.schedule,
+      },
+      recent: recent.map((entry) => ({
+        id: entry.id,
+        action: entry.action,
+        target: entry.target,
+        status: entry.status,
+        username: entry.username,
+        createdAt: entry.createdAt.toISO(),
+      })),
+    }
+  }
+}

api/app/controllers/projects_controller.ts

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+import type { HttpContext } from '@adonisjs/core/http'
+import vpsConfig from '#config/vps'
+import UserError from '#exceptions/user_error'
+import projectService, { PROJECT_ACTIONS, type ProjectAction } from '#services/project_service'
+import { DEFAULT_NODE_COMMAND } from '#services/templates'
+import { actor } from '#services/audit'
+import { createProjectValidator, projectActionValidator } from '#validators/project'
+
+export default class ProjectsController {
+  async index() {
+    return projectService.list()
+  }
+
+  /**
+   * Values used by the "new project" form.
+   */
+  async options() {
+    return {
+      baseDomain: vpsConfig.baseDomain,
+      categories: vpsConfig.projectCategories,
+      srvRoot: vpsConfig.srvRoot,
+      defaultNodeCommand: DEFAULT_NODE_COMMAND,
+    }
+  }
+
+  async show({ params }: HttpContext) {
+    const project = await projectService.find(params.category, params.name)
+    return projectService.details(project)
+  }
+
+  async fetch({ params }: HttpContext) {
+    const project = await projectService.find(params.category, params.name)
+    return projectService.fetch(project)
+  }
+
+  async action(ctx: HttpContext) {
+    const action = ctx.params.action as ProjectAction
+    if (!PROJECT_ACTIONS.includes(action)) throw new UserError('Action inconnue.', 404)
+
+    const { commit } = await ctx.request.validateUsing(projectActionValidator)
+    const project = await projectService.find(ctx.params.category, ctx.params.name)
+    const job = await projectService.runAction(project, action, { commit }, actor(ctx))
+    return { jobId: job.id }
+  }
+
+  async store(ctx: HttpContext) {
+    const input = await ctx.request.validateUsing(createProjectValidator)
+    const job = await projectService.create(input, actor(ctx))
+    return { jobId: job.id }
+  }
+}

api/app/controllers/sites_controller.ts

@@ -0,0 +1,77 @@
+import vine from '@vinejs/vine'
+import type { HttpContext } from '@adonisjs/core/http'
+import Site from '#models/site'
+import siteMonitor from '#services/site_monitor'
+import UserError from '#exceptions/user_error'
+
+const showValidator = vine.create({
+  range: vine.enum(['24h', '7d', '30d'] as const).optional(),
+})
+
+const RANGES = {
+  '24h': { seconds: 86_400, bucket: 300 },
+  '7d': { seconds: 7 * 86_400, bucket: 1800 },
+  '30d': { seconds: 30 * 86_400, bucket: 7200 },
+} as const
+
+export default class SitesController {
+  async index() {
+    const [sites, day, week] = await Promise.all([
+      Site.query().orderBy('active', 'desc').orderBy('domain'),
+      siteMonitor.stats(86_400),
+      siteMonitor.stats(7 * 86_400),
+    ])
+
+    return sites.map((site) => ({
+      ...serializeSite(site),
+      uptime24h: day.get(site.id)?.uptime ?? null,
+      uptime7d: week.get(site.id)?.uptime ?? null,
+      avgResponseMs24h: day.get(site.id)?.avgResponseMs ?? null,
+    }))
+  }
+
+  async show({ params, request }: HttpContext) {
+    const { range = '24h' } = await showValidator.validate(request.qs())
+    const site = await Site.find(params.id)
+    if (!site) throw new UserError('Site introuvable.', 404)
+
+    const { seconds, bucket } = RANGES[range]
+    const [history, stats] = await Promise.all([
+      siteMonitor.history(site.id, seconds, bucket),
+      siteMonitor.stats(seconds),
+    ])
+
+    return {
+      site: serializeSite(site),
+      range,
+      bucket,
+      uptime: stats.get(site.id)?.uptime ?? null,
+      avgResponseMs: stats.get(site.id)?.avgResponseMs ?? null,
+      ...history,
+    }
+  }
+
+  /**
+   * Runs the checks right away instead of waiting for the next minute.
+   */
+  async check() {
+    await siteMonitor.checkAll()
+    return this.index()
+  }
+}
+
+function serializeSite(site: Site) {
+  return {
+    id: site.id,
+    domain: site.domain,
+    active: site.active,
+    kind: site.kind,
+    upstream: site.upstream,
+    lastOk: site.lastOk,
+    lastStatus: site.lastStatus,
+    lastResponseMs: site.lastResponseMs,
+    lastError: site.lastError,
+    lastCheckedAt: site.lastCheckedAt,
+    certExpiresAt: site.certExpiresAt,
+  }
+}

api/app/controllers/spa_controller.ts

@@ -0,0 +1,25 @@
+import { existsSync } from 'node:fs'
+import app from '@adonisjs/core/services/app'
+import type { HttpContext } from '@adonisjs/core/http'
+
+/**
+ * Serves the Angular application for every URL that is neither a file
+ * of "public/" nor an API route (/containers, /projects/…).
+ */
+export default class SpaController {
+  async index({ request, response }: HttpContext) {
+    if (request.url().startsWith('/api/')) {
+      return response.notFound({ message: 'Route inconnue.' })
+    }
+
+    const index = app.publicPath('index.html')
+    if (!existsSync(index)) {
+      return response.notFound(
+        'Interface non compilée : lance "npm run build" dans web/ (ou "npm start" pour le développement).'
+      )
+    }
+
+    response.header('Cache-Control', 'no-cache')
+    return response.download(index)
+  }
+}

api/app/exceptions/handler.ts

@@ -0,0 +1,55 @@
+import app from '@adonisjs/core/services/app'
+import { type HttpContext, ExceptionHandler } from '@adonisjs/core/http'
+import { isDockerUnreachable } from '#services/docker_service'
+
+export default class HttpExceptionHandler extends ExceptionHandler {
+  /**
+   * In debug mode, the exception handler will display verbose errors
+   * with pretty printed stack traces.
+   */
+  protected debug = !app.inProduction
+
+  /**
+   * The method is used for handling errors and returning
+   * response to the client
+   */
+  async handle(error: unknown, ctx: HttpContext) {
+    /**
+     * Shield redirects back on a bad CSRF token, which means nothing for
+     * the API: answer with a JSON error instead.
+     */
+    if ((error as { code?: string })?.code === 'E_BAD_CSRF_TOKEN') {
+      return ctx.response.forbidden({
+        message: 'Session expirée ou jeton de sécurité invalide : recharge la page.',
+      })
+    }
+
+    if (isDockerUnreachable(error)) {
+      return ctx.response.serviceUnavailable({
+        message: 'Docker est injoignable : le socket Docker est-il monté dans le conteneur ?',
+      })
+    }
+
+    /**
+     * Errors of the Docker API (unknown container, conflict…).
+     */
+    const dockerError = error as { statusCode?: number; json?: { message?: string } }
+    if (typeof dockerError?.statusCode === 'number' && dockerError.json?.message) {
+      return ctx.response
+        .status(dockerError.statusCode === 404 ? 404 : 400)
+        .send({ message: `Docker : ${dockerError.json.message}` })
+    }
+
+    return super.handle(error, ctx)
+  }
+
+  /**
+   * The method is used to report error to the logging service or
+   * the a third party error monitoring service.
+   *
+   * @note You should not attempt to send a response from this method.
+   */
+  async report(error: unknown, ctx: HttpContext) {
+    return super.report(error, ctx)
+  }
+}

api/app/exceptions/user_error.ts

@@ -0,0 +1,18 @@
+import { Exception } from '@adonisjs/core/exceptions'
+import type { HttpContext } from '@adonisjs/core/http'
+
+/**
+ * An error whose message is meant for the user (shown as is in the
+ * dashboard). Defaults to a 400 status.
+ */
+export default class UserError extends Exception {
+  static status = 400
+
+  constructor(message: string, status?: number) {
+    super(message, { status: status ?? UserError.status })
+  }
+
+  async handle(error: this, ctx: HttpContext) {
+    ctx.response.status(error.status).send({ message: error.message })
+  }
+}

api/app/middleware/auth_middleware.ts

@@ -0,0 +1,20 @@
+import type { HttpContext } from '@adonisjs/core/http'
+import type { NextFn } from '@adonisjs/core/types/http'
+import type { Authenticators } from '@adonisjs/auth/types'
+
+/**
+ * Auth middleware is used authenticate HTTP requests and deny
+ * access to unauthenticated users.
+ */
+export default class AuthMiddleware {
+  async handle(
+    ctx: HttpContext,
+    next: NextFn,
+    options: {
+      guards?: (keyof Authenticators)[]
+    } = {}
+  ) {
+    await ctx.auth.authenticateUsing(options.guards)
+    return next()
+  }
+}

api/app/middleware/container_bindings_middleware.ts

@@ -0,0 +1,19 @@
+import { Logger } from '@adonisjs/core/logger'
+import { HttpContext } from '@adonisjs/core/http'
+import { type NextFn } from '@adonisjs/core/types/http'
+
+/**
+ * The container bindings middleware binds classes to their request
+ * specific value using the container resolver.
+ *
+ * - We bind "HttpContext" class to the "ctx" object
+ * - And bind "Logger" class to the "ctx.logger" object
+ */
+export default class ContainerBindingsMiddleware {
+  handle(ctx: HttpContext, next: NextFn) {
+    ctx.containerResolver.bindValue(HttpContext, ctx)
+    ctx.containerResolver.bindValue(Logger, ctx.logger)
+
+    return next()
+  }
+}

api/app/middleware/force_json_response_middleware.ts

@@ -0,0 +1,16 @@
+import type { HttpContext } from '@adonisjs/core/http'
+import type { NextFn } from '@adonisjs/core/types/http'
+
+/**
+ * The API always answers in JSON, including the errors raised before the
+ * route middleware (CSRF) and the EventSource requests: an unauthenticated
+ * stream gets a 401 instead of a redirect.
+ */
+export default class ForceJsonResponseMiddleware {
+  handle(ctx: HttpContext, next: NextFn) {
+    if (ctx.request.url().startsWith('/api/')) {
+      ctx.request.request.headers.accept = 'application/json'
+    }
+    return next()
+  }
+}

api/app/middleware/security_headers_middleware.ts

@@ -0,0 +1,39 @@
+import app from '@adonisjs/core/services/app'
+import type { HttpContext } from '@adonisjs/core/http'
+import type { NextFn } from '@adonisjs/core/types/http'
+
+/**
+ * Only same-origin resources. Angular puts the component styles in
+ * <style> tags, hence "unsafe-inline" for styles (not for scripts).
+ */
+const CONTENT_SECURITY_POLICY = [
+  "default-src 'self'",
+  "script-src 'self'",
+  "style-src 'self' 'unsafe-inline'",
+  "img-src 'self' data:",
+  "font-src 'self'",
+  "connect-src 'self'",
+  "object-src 'none'",
+  "base-uri 'self'",
+  "form-action 'self'",
+  "frame-ancestors 'none'",
+].join('; ')
+
+/**
+ * Sets the security headers on every response, including the static
+ * files served before the router (which shield does not cover).
+ */
+export default class SecurityHeadersMiddleware {
+  handle({ response }: HttpContext, next: NextFn) {
+    response.header('Content-Security-Policy', CONTENT_SECURITY_POLICY)
+    response.header('X-Frame-Options', 'DENY')
+    response.header('X-Content-Type-Options', 'nosniff')
+    response.header('Referrer-Policy', 'no-referrer')
+    response.header('Permissions-Policy', 'camera=(), microphone=(), geolocation=()')
+    response.header('Cross-Origin-Opener-Policy', 'same-origin')
+    if (app.inProduction) {
+      response.header('Strict-Transport-Security', 'max-age=15552000')
+    }
+    return next()
+  }
+}

api/app/models/audit_log.ts

@@ -0,0 +1,5 @@
+import { AuditLogSchema } from '#database/schema'
+
+export type AuditStatus = 'running' | 'success' | 'error'
+
+export default class AuditLog extends AuditLogSchema {}

api/app/models/caddyfile_version.ts

@@ -0,0 +1,3 @@
+import { CaddyfileVersionSchema } from '#database/schema'
+
+export default class CaddyfileVersion extends CaddyfileVersionSchema {}

api/app/models/site.ts

@@ -0,0 +1,15 @@
+import { SiteSchema } from '#database/schema'
+import { column } from '@adonisjs/lucid/orm'
+
+/**
+ * SQLite stores booleans as 0/1: convert them back when reading.
+ */
+const toBoolean = (value: unknown) => (value === null ? null : Boolean(value))
+
+export default class Site extends SiteSchema {
+  @column({ consume: toBoolean })
+  declare active: boolean
+
+  @column({ consume: toBoolean })
+  declare lastOk: boolean | null
+}

api/app/models/user.ts

@@ -0,0 +1,9 @@
+import { UserSchema } from '#database/schema'
+import hash from '@adonisjs/core/services/hash'
+import { compose } from '@adonisjs/core/helpers'
+import { withAuthFinder } from '@adonisjs/auth/mixins/lucid'
+
+export default class User extends compose(
+  UserSchema,
+  withAuthFinder(hash, { uids: ['username'], passwordColumnName: 'password' })
+) {}

api/app/services/audit.ts

@@ -0,0 +1,39 @@
+import { DateTime } from 'luxon'
+import type { HttpContext } from '@adonisjs/core/http'
+import AuditLog, { type AuditStatus } from '#models/audit_log'
+
+/**
+ * Who is acting, for the action log and the jobs.
+ */
+export function actor({ auth, request }: HttpContext) {
+  return {
+    username: auth.user?.username ?? null,
+    ip: request.ip(),
+  }
+}
+
+/**
+ * Records a short action (container restart, Caddyfile change…) in the
+ * action log. Long actions go through the job runner instead.
+ */
+export async function audit(
+  ctx: HttpContext,
+  entry: {
+    action: string
+    target?: string | null
+    status: AuditStatus
+    output?: string | null
+    username?: string | null
+  }
+) {
+  const { username, ip } = actor(ctx)
+  await AuditLog.create({
+    username: entry.username !== undefined ? entry.username : username,
+    ip,
+    action: entry.action,
+    target: entry.target ?? null,
+    status: entry.status,
+    output: entry.output ?? null,
+    finishedAt: DateTime.now(),
+  })
+}

api/app/services/backup_service.ts

@@ -0,0 +1,171 @@
+import { mkdir, readdir, rm, stat } from 'node:fs/promises'
+import { basename, dirname, join } from 'node:path'
+import { DateTime } from 'luxon'
+import logger from '@adonisjs/core/services/logger'
+import vpsConfig from '#config/vps'
+import UserError from '#exceptions/user_error'
+import jobRunner, { type JobMeta } from '#services/job_runner'
+
+/**
+ * db-2026-10-11_0300.sql.gz (all the MariaDB databases)
+ * srv-2026-10-11_0300.tar.gz (the /srv folder)
+ */
+const BACKUP_FILE = /^(db|srv)-\d{4}-\d{2}-\d{2}_\d{4}\.(sql\.gz|tar\.gz)$/
+
+export interface BackupFile {
+  name: string
+  type: 'db' | 'srv'
+  size: number
+  createdAt: number
+}
+
+class BackupService {
+  #timer: NodeJS.Timeout | null = null
+  #lastScheduledDay: string | null = null
+
+  async list(): Promise<BackupFile[]> {
+    let names: string[] = []
+    try {
+      names = await readdir(vpsConfig.backups.dir)
+    } catch {
+      return []
+    }
+
+    const files = await Promise.all(
+      names
+        .filter((name) => BACKUP_FILE.test(name))
+        .map(async (name) => {
+          const info = await stat(join(vpsConfig.backups.dir, name))
+          return {
+            name,
+            type: name.startsWith('db-') ? 'db' : 'srv',
+            size: info.size,
+            createdAt: Math.floor(info.mtimeMs / 1000),
+          } satisfies BackupFile
+        })
+    )
+    return files.sort((a, b) => b.createdAt - a.createdAt)
+  }
+
+  /**
+   * Absolute path of a backup, after checking its name (no path traversal).
+   */
+  path(name: string) {
+    if (!BACKUP_FILE.test(name)) throw new UserError('Sauvegarde introuvable.', 404)
+    return join(vpsConfig.backups.dir, name)
+  }
+
+  async delete(name: string) {
+    await rm(this.path(name))
+  }
+
+  run(meta: Omit<JobMeta, 'action' | 'target' | 'lockKey'>) {
+    return jobRunner.start(
+      { ...meta, action: 'Sauvegarde', target: vpsConfig.backups.dir, lockKey: 'backup' },
+      async (ctx) => {
+        const dir = vpsConfig.backups.dir
+        const stamp = DateTime.now().toFormat('yyyy-LL-dd_HHmm')
+        await mkdir(dir, { recursive: true })
+
+        const dbFile = join(dir, `db-${stamp}.sql.gz`)
+        ctx.log('1/2 Export de toutes les bases MariaDB')
+        try {
+          await ctx.run(
+            'docker',
+            [
+              'exec',
+              vpsConfig.mariadb.container,
+              'sh',
+              '-c',
+              'exec "$(command -v mariadb-dump || command -v mysqldump)" -u root -p"${MARIADB_ROOT_PASSWORD:-$MYSQL_ROOT_PASSWORD}" --all-databases --single-transaction --routines --events',
+            ],
+            {
+              display: `docker exec ${vpsConfig.mariadb.container} mariadb-dump --all-databases > ${basename(dbFile)}`,
+              stdoutFile: dbFile,
+              gzipStdout: true,
+            }
+          )
+        } catch (error) {
+          await rm(dbFile, { force: true })
+          throw error
+        }
+
+        /**
+         * node_modules can be reinstalled and db_data holds the raw MariaDB
+         * files, already covered (consistently) by the export above.
+         */
+        const srvFile = join(dir, `srv-${stamp}.tar.gz`)
+        ctx.log(`2/2 Archive de ${vpsConfig.srvRoot}`)
+        try {
+          await ctx.run(
+            'tar',
+            [
+              'czf',
+              srvFile,
+              '--exclude=node_modules',
+              '--exclude=db_data',
+              '-C',
+              dirname(vpsConfig.srvRoot),
+              basename(vpsConfig.srvRoot),
+            ],
+            /**
+             * 1 = some files changed while being read (logs…): not an error.
+             */
+            { okCodes: [0, 1] }
+          )
+        } catch (error) {
+          await rm(srvFile, { force: true })
+          throw error
+        }
+
+        const removed = await this.#applyRetention()
+        if (removed.length) ctx.log(`Anciennes sauvegardes supprimées : ${removed.join(', ')}`)
+      }
+    )
+  }
+
+  /**
+   * Keeps the last N backups of each type.
+   */
+  async #applyRetention() {
+    const files = await this.list()
+    const removed: string[] = []
+    for (const type of ['db', 'srv'] as const) {
+      const old = files.filter((file) => file.type === type).slice(vpsConfig.backups.keep)
+      for (const file of old) {
+        await rm(join(vpsConfig.backups.dir, file.name), { force: true })
+        removed.push(file.name)
+      }
+    }
+    return removed
+  }
+
+  get schedule() {
+    return { dailyAt: vpsConfig.backups.dailyAt, keep: vpsConfig.backups.keep }
+  }
+
+  /**
+   * Daily backup at BACKUP_DAILY_AT (server time).
+   */
+  startSchedule() {
+    const dailyAt = vpsConfig.backups.dailyAt
+    if (!dailyAt) return
+
+    this.#timer = setInterval(() => {
+      const now = DateTime.now()
+      const today = now.toISODate()
+      if (now.toFormat('HH:mm') !== dailyAt || this.#lastScheduledDay === today) return
+      this.#lastScheduledDay = today
+      this.run({ username: 'automatique', ip: null }).catch((error) =>
+        logger.error({ err: error }, 'scheduled backup failed to start')
+      )
+    }, 30_000)
+  }
+
+  stopSchedule() {
+    if (this.#timer) clearInterval(this.#timer)
+  }
+}
+
+const backupService = new BackupService()
+export default backupService

api/app/services/caddy_service.ts

@@ -0,0 +1,215 @@
+import { readFile, writeFile } from 'node:fs/promises'
+import vpsConfig from '#config/vps'
+import dockerService from '#services/docker_service'
+import CaddyfileVersion from '#models/caddyfile_version'
+
+export interface CaddySite {
+  /**
+   * Addresses as written in the Caddyfile ("a.fr, www.a.fr").
+   */
+  addresses: string[]
+
+  /**
+   * Domains that can be checked over HTTPS (no wildcard, no port-only address).
+   */
+  domains: string[]
+  kind: 'proxy' | 'static' | 'other'
+
+  /**
+   * "container:port" for a reverse proxy, the root folder for a static site.
+   */
+  upstream: string | null
+  line: number
+}
+
+export interface ReloadResult {
+  ok: boolean
+  output: string
+}
+
+const LINE_BREAK = /\r?\n/
+
+/**
+ * Extracts the site blocks of a Caddyfile. This is not a full parser:
+ * it only needs the addresses and what each site serves.
+ */
+export function parseCaddyfile(content: string): CaddySite[] {
+  const sites: CaddySite[] = []
+  let depth = 0
+  let current: CaddySite | null = null
+  let currentDepth = 0
+
+  content.split(LINE_BREAK).forEach((rawLine, index) => {
+    const line = rawLine.replace(/(^|\s)#.*$/, '').trim()
+    if (!line) return
+
+    const opens = (line.match(/{/g) ?? []).length
+    const closes = (line.match(/}/g) ?? []).length
+
+    /**
+     * A site block starts at the top level, with the addresses before "{".
+     * "{" alone is the global options block and "(name) {" a snippet.
+     */
+    if (depth === 0 && line.endsWith('{') && line !== '{' && !line.startsWith('(')) {
+      const addresses = line
+        .slice(0, -1)
+        .split(/[,\s]+/)
+        .map((address) => address.trim())
+        .filter(Boolean)
+      current = {
+        addresses,
+        domains: addresses.map(toDomain).filter((domain): domain is string => domain !== null),
+        kind: 'other',
+        upstream: null,
+        line: index + 1,
+      }
+      currentDepth = depth + opens - closes
+      sites.push(current)
+      depth = currentDepth
+      /**
+       * Block opened and closed on the same line.
+       */
+      if (currentDepth === 0) current = null
+      return
+    }
+
+    if (current) {
+      const [directive, ...args] = line.split(/\s+/)
+      if (directive === 'reverse_proxy' && current.kind !== 'proxy') {
+        const upstream = args.find(
+          (arg) => !arg.startsWith('/') && !arg.startsWith('@') && arg !== '{' && arg !== '*'
+        )
+        current.kind = 'proxy'
+        current.upstream = upstream?.replace(/^https?:\/\//, '') ?? null
+      } else if (directive === 'root' && current.kind === 'other') {
+        current.kind = 'static'
+        current.upstream = args.at(-1) ?? null
+      } else if (directive === 'file_server' && current.kind === 'other') {
+        current.kind = 'static'
+      }
+    }
+
+    depth += opens - closes
+    if (current && depth < currentDepth) current = null
+  })
+
+  return sites
+}
+
+/**
+ * "https://a.fr:443" -> "a.fr". Null when the address cannot be checked.
+ */
+function toDomain(address: string): string | null {
+  const host = address
+    .replace(/^https?:\/\//, '')
+    .replace(/\/.*$/, '')
+    .replace(/:\d+$/, '')
+  if (!host || host.includes('*') || host.includes('{') || host === 'localhost') return null
+  if (/^[\d.]+$/.test(host) || host.includes(':')) return null
+  return host.toLowerCase()
+}
+
+/**
+ * Caddy logs JSON lines: keep the level, the message and the error.
+ */
+function readableCaddyLog(output: string) {
+  return output
+    .split(LINE_BREAK)
+    .filter((line) => line.trim())
+    .map((line) => {
+      try {
+        const entry = JSON.parse(line) as { level?: string; msg?: string; error?: string }
+        return [entry.level?.toUpperCase(), entry.msg, entry.error].filter(Boolean).join(' · ')
+      } catch {
+        return line
+      }
+    })
+    .join('\n')
+}
+
+class CaddyService {
+  read() {
+    return readFile(vpsConfig.caddy.caddyfilePath, 'utf8')
+  }
+
+  async sites() {
+    return parseCaddyfile(await this.read())
+  }
+
+  /**
+   * Writes in place: the Caddyfile is often mounted as a single file in
+   * the Caddy container, and replacing the file (write + rename) would leave
+   * the container on the old version.
+   */
+  #write(content: string) {
+    return writeFile(vpsConfig.caddy.caddyfilePath, content, 'utf8')
+  }
+
+  async reload(): Promise<ReloadResult> {
+    const result = await dockerService.exec(vpsConfig.caddy.container, [
+      'caddy',
+      'reload',
+      '--config',
+      vpsConfig.caddy.configPath,
+      '--adapter',
+      'caddyfile',
+    ])
+    return {
+      ok: result.exitCode === 0,
+      output: readableCaddyLog(`${result.stdout}${result.stderr}`),
+    }
+  }
+
+  /**
+   * Saves the new Caddyfile and reloads Caddy. When Caddy refuses the new
+   * configuration, the previous file is put back (Caddy keeps running with
+   * the previous configuration anyway).
+   */
+  async saveAndReload(
+    content: string,
+    meta: { username: string | null; reason: string }
+  ): Promise<ReloadResult> {
+    const previous = await this.read()
+    const normalized = content.replace(/\r\n/g, '\n')
+    if (normalized === previous) return { ok: true, output: 'Aucun changement.' }
+
+    await this.#write(normalized)
+
+    let result: ReloadResult
+    try {
+      result = await this.reload()
+    } catch (error) {
+      result = { ok: false, output: error instanceof Error ? error.message : String(error) }
+    }
+
+    if (!result.ok) {
+      await this.#write(previous)
+      return result
+    }
+
+    await CaddyfileVersion.create({
+      content: previous,
+      username: meta.username,
+      reason: meta.reason,
+    })
+    await this.#pruneVersions()
+    return result
+  }
+
+  async appendBlock(block: string, meta: { username: string | null; reason: string }) {
+    const current = await this.read()
+    return this.saveAndReload(`${current.trimEnd()}\n\n${block.trim()}\n`, meta)
+  }
+
+  /**
+   * Keeps the last 50 versions.
+   */
+  async #pruneVersions() {
+    const kept = await CaddyfileVersion.query().select('id').orderBy('id', 'desc').limit(50)
+    if (kept.length < 50) return
+    await CaddyfileVersion.query().where('id', '<', kept.at(-1)!.id).delete()
+  }
+}
+
+const caddyService = new CaddyService()
+export default caddyService

api/app/services/docker_service.ts

@@ -0,0 +1,360 @@
+import Docker from 'dockerode'
+import { hostname } from 'node:os'
+import { PassThrough, type Readable, type Writable } from 'node:stream'
+import vpsConfig from '#config/vps'
+import UserError from '#exceptions/user_error'
+import { lineReader } from '#services/job_runner'
+
+export interface ContainerStats {
+  /**
+   * Share of the whole host CPU (0-100).
+   */
+  cpu: number
+  memUsed: number
+  memLimit: number
+  ts: number
+}
+
+export interface ContainerSummary {
+  id: string
+  name: string
+  image: string
+  state: string
+  status: string
+  health: string | null
+  createdAt: number
+  composeProject: string | null
+  composeWorkingDir: string | null
+  composeService: string | null
+  networks: string[]
+  publishedPorts: string[]
+  stats: ContainerStats | null
+  self: boolean
+}
+
+export type ContainerAction = 'start' | 'stop' | 'restart'
+
+export interface LogLine {
+  ts: string | null
+  stream: 'out' | 'err'
+  text: string
+}
+
+interface CpuSample {
+  container: number
+  system: number
+}
+
+class DockerService {
+  readonly docker = new Docker(
+    vpsConfig.docker.socketPath ? { socketPath: vpsConfig.docker.socketPath } : undefined
+  )
+
+  #stats = new Map<string, ContainerStats>()
+  #previousCpu = new Map<string, CpuSample>()
+  #statsTimer: NodeJS.Timeout | null = null
+  #selfId: Promise<string | null> | null = null
+
+  /**
+   * Id of the container running the dashboard (null in development).
+   * Inside a container, the hostname is the short container id.
+   */
+  selfId(): Promise<string | null> {
+    this.#selfId ??= this.docker
+      .getContainer(hostname())
+      .inspect()
+      .then((info) => info.Id)
+      .catch(() => null)
+    return this.#selfId
+  }
+
+  async isSelf(id: string) {
+    const selfId = await this.selfId()
+    return selfId !== null && (selfId === id || selfId.startsWith(id))
+  }
+
+  async list(): Promise<ContainerSummary[]> {
+    const [containers, selfId] = await Promise.all([
+      this.docker.listContainers({ all: true }),
+      this.selfId(),
+    ])
+
+    return containers
+      .map((container) => {
+        const labels = container.Labels ?? {}
+        const health = /\((healthy|unhealthy|health: starting)\)/.exec(container.Status)?.[1]
+        return {
+          id: container.Id,
+          name: (container.Names[0] ?? container.Id).replace(/^\//, ''),
+          image: container.Image,
+          state: container.State,
+          status: container.Status,
+          health: health ? health.replace('health: ', '') : null,
+          createdAt: container.Created,
+          composeProject: labels['com.docker.compose.project'] ?? null,
+          composeWorkingDir: labels['com.docker.compose.project.working_dir'] ?? null,
+          composeService: labels['com.docker.compose.service'] ?? null,
+          networks: Object.keys(container.NetworkSettings?.Networks ?? {}),
+          publishedPorts: [
+            ...new Set(
+              (container.Ports ?? [])
+                .filter((port) => port.PublicPort)
+                .map((port) =>
+                  formatPort(port.IP, port.PublicPort, `${port.PrivatePort}/${port.Type}`)
+                )
+            ),
+          ],
+          stats: container.State === 'running' ? (this.#stats.get(container.Id) ?? null) : null,
+          self: selfId === container.Id,
+        }
+      })
+      .sort((a, b) => a.name.localeCompare(b.name))
+  }
+
+  /**
+   * Details shown on the container page. The environment variables are
+   * left out on purpose: they hold passwords.
+   */
+  async inspect(id: string) {
+    const info = await this.docker.getContainer(id).inspect()
+    const labels = info.Config.Labels ?? {}
+    return {
+      id: info.Id,
+      name: info.Name.replace(/^\//, ''),
+      image: info.Config.Image,
+      state: info.State.Status,
+      health: info.State.Health?.Status ?? null,
+      startedAt: info.State.StartedAt,
+      finishedAt: info.State.FinishedAt,
+      exitCode: info.State.ExitCode,
+      restartCount: info.RestartCount,
+      restartPolicy: info.HostConfig.RestartPolicy?.Name ?? null,
+      createdAt: info.Created,
+      command: [...(info.Config.Entrypoint ?? []), ...(info.Config.Cmd ?? [])].join(' '),
+      workingDir: info.Config.WorkingDir,
+      composeProject: labels['com.docker.compose.project'] ?? null,
+      composeWorkingDir: labels['com.docker.compose.project.working_dir'] ?? null,
+      composeService: labels['com.docker.compose.service'] ?? null,
+      networks: Object.keys(info.NetworkSettings.Networks ?? {}),
+      mounts: (info.Mounts ?? []).map((mount) => ({
+        type: mount.Type,
+        source: mount.Name ?? mount.Source,
+        destination: mount.Destination,
+        readOnly: !mount.RW,
+      })),
+      publishedPorts: [
+        ...new Set(
+          Object.entries(info.NetworkSettings.Ports ?? {}).flatMap(([containerPort, bindings]) =>
+            (bindings ?? []).map((binding) =>
+              formatPort(binding.HostIp, binding.HostPort, containerPort)
+            )
+          )
+        ),
+      ],
+      stats: this.#stats.get(info.Id) ?? null,
+      self: await this.isSelf(info.Id),
+    }
+  }
+
+  async action(id: string, action: ContainerAction) {
+    if (action === 'stop' && (await this.isSelf(id))) {
+      throw new UserError('Impossible d’arrêter le conteneur du tableau de bord depuis lui-même.')
+    }
+
+    const container = this.docker.getContainer(id)
+    try {
+      if (action === 'start') await container.start()
+      else if (action === 'stop') await container.stop()
+      else await container.restart()
+    } catch (error: any) {
+      /**
+       * 304: the container is already in the requested state.
+       */
+      if (error?.statusCode !== 304) throw error
+    }
+  }
+
+  /**
+   * Follows the logs of a container. Returns a function stopping the stream.
+   */
+  async followLogs(
+    id: string,
+    options: { tail: number },
+    onLine: (line: LogLine) => void,
+    onEnd: () => void
+  ): Promise<() => void> {
+    const container = this.docker.getContainer(id)
+    const info = await container.inspect()
+    const stream = (await container.logs({
+      follow: true,
+      stdout: true,
+      stderr: true,
+      tail: options.tail,
+      timestamps: true,
+    })) as unknown as Readable
+
+    const parse = (source: LogLine['stream']) => (raw: string) => {
+      const space = raw.indexOf(' ')
+      const hasTs = space > 0 && /^\d{4}-\d{2}-\d{2}T/.test(raw)
+      onLine({
+        ts: hasTs ? raw.slice(0, space) : null,
+        stream: source,
+        text: hasTs ? raw.slice(space + 1) : raw,
+      })
+    }
+
+    /**
+     * Without a TTY, Docker multiplexes stdout and stderr in one stream.
+     */
+    if (info.Config.Tty) {
+      lineReader(stream, parse('out'))
+    } else {
+      const stdout = new PassThrough()
+      const stderr = new PassThrough()
+      this.docker.modem.demuxStream(stream, stdout, stderr)
+      stream.on('end', () => {
+        stdout.end()
+        stderr.end()
+      })
+      lineReader(stdout, parse('out'))
+      lineReader(stderr, parse('err'))
+    }
+
+    let ended = false
+    const end = () => {
+      if (ended) return
+      ended = true
+      onEnd()
+    }
+    stream.on('end', end)
+    stream.on('error', end)
+
+    return () => {
+      stream.destroy()
+    }
+  }
+
+  /**
+   * Runs a command inside a container and waits for it.
+   */
+  async exec(containerName: string, cmd: string[], stdoutTarget?: Writable) {
+    const container = this.docker.getContainer(containerName)
+    const exec = await container.exec({ Cmd: cmd, AttachStdout: true, AttachStderr: true })
+    const stream = await exec.start({ hijack: true, stdin: false })
+
+    const stdoutChunks: Buffer[] = []
+    const stderrChunks: Buffer[] = []
+    const stdout = stdoutTarget ?? collect(stdoutChunks)
+    const stderr = collect(stderrChunks)
+    this.docker.modem.demuxStream(stream, stdout, stderr)
+
+    await new Promise<void>((resolve, reject) => {
+      stream.on('end', resolve)
+      stream.on('close', resolve)
+      stream.on('error', reject)
+    })
+
+    const result = await exec.inspect()
+    return {
+      exitCode: result.ExitCode ?? -1,
+      stdout: Buffer.concat(stdoutChunks).toString('utf8'),
+      stderr: Buffer.concat(stderrChunks).toString('utf8'),
+    }
+  }
+
+  /**
+   * Collects the CPU and memory usage of the running containers. Uses
+   * "one-shot" stats (instant) and computes the CPU usage between two polls.
+   */
+  async refreshStats() {
+    const running = await this.docker.listContainers()
+    const seen = new Set<string>()
+
+    await Promise.all(
+      running.map(async ({ Id: id }) => {
+        seen.add(id)
+        try {
+          const stats: any = await this.docker
+            .getContainer(id)
+            .stats({ 'stream': false, 'one-shot': true } as any)
+
+          const sample: CpuSample = {
+            container: Number(stats.cpu_stats?.cpu_usage?.total_usage ?? 0),
+            system: Number(stats.cpu_stats?.system_cpu_usage ?? 0),
+          }
+          const previous = this.#previousCpu.get(id)
+          this.#previousCpu.set(id, sample)
+
+          let cpu = 0
+          if (previous && sample.system > previous.system) {
+            cpu =
+              ((sample.container - previous.container) / (sample.system - previous.system)) * 100
+          }
+
+          const memory = stats.memory_stats ?? {}
+          const cache =
+            memory.stats?.inactive_file ??
+            memory.stats?.total_inactive_file ??
+            memory.stats?.cache ??
+            0
+
+          this.#stats.set(id, {
+            cpu: Math.max(0, Math.min(100, cpu)),
+            memUsed: Math.max(0, Number(memory.usage ?? 0) - Number(cache)),
+            memLimit: Number(memory.limit ?? 0),
+            ts: Date.now(),
+          })
+        } catch {
+          // The container may have stopped between the list and the stats call.
+        }
+      })
+    )
+
+    for (const id of this.#stats.keys()) {
+      if (!seen.has(id)) {
+        this.#stats.delete(id)
+        this.#previousCpu.delete(id)
+      }
+    }
+  }
+
+  startStatsPolling(intervalMs = 10_000) {
+    const tick = () => this.refreshStats().catch(() => {})
+    tick()
+    this.#statsTimer = setInterval(tick, intervalMs)
+  }
+
+  stopStatsPolling() {
+    if (this.#statsTimer) clearInterval(this.#statsTimer)
+  }
+}
+
+/**
+ * "8080->80/tcp" for a port open on every interface (reachable from
+ * Internet), "127.0.0.1:8080->80/tcp" when bound to one address only.
+ */
+function formatPort(ip: string | undefined, hostPort: number | string, target: string) {
+  const everywhere = !ip || ip === '0.0.0.0' || ip === '::'
+  return `${everywhere ? '' : `${ip}:`}${hostPort}->${target}`
+}
+
+function collect(chunks: Buffer[]) {
+  const stream = new PassThrough()
+  stream.on('data', (chunk: Buffer) => chunks.push(chunk))
+  return stream
+}
+
+/**
+ * True when the error comes from the Docker socket being unreachable.
+ */
+export function isDockerUnreachable(error: unknown) {
+  const code = (error as NodeJS.ErrnoException)?.code
+  return (
+    code === 'ECONNREFUSED' ||
+    code === 'EACCES' ||
+    (code === 'ENOENT' && (error as any)?.syscall === 'connect')
+  )
+}
+
+const dockerService = new DockerService()
+export default dockerService

api/app/services/job_runner.ts

@@ -0,0 +1,278 @@
+import { spawn } from 'node:child_process'
+import { createWriteStream } from 'node:fs'
+import { EventEmitter } from 'node:events'
+import { createGzip } from 'node:zlib'
+import { pipeline } from 'node:stream/promises'
+import { DateTime } from 'luxon'
+import logger from '@adonisjs/core/services/logger'
+import AuditLog, { type AuditStatus } from '#models/audit_log'
+import UserError from '#exceptions/user_error'
+
+export interface JobLine {
+  ts: number
+  stream: 'out' | 'err' | 'info'
+  text: string
+}
+
+export interface RunOptions {
+  cwd?: string
+  env?: Record<string, string>
+
+  /**
+   * Exit codes considered as a success (default: [0]).
+   */
+  okCodes?: number[]
+
+  /**
+   * Text shown in the log instead of the real command (to hide secrets).
+   */
+  display?: string
+
+  /**
+   * Writes stdout to this file instead of the log.
+   */
+  stdoutFile?: string
+  gzipStdout?: boolean
+
+  timeoutMs?: number
+}
+
+export interface JobContext {
+  log(text: string, stream?: JobLine['stream']): void
+  run(command: string, args: string[], options?: RunOptions): Promise<void>
+}
+
+export interface JobMeta {
+  action: string
+  target: string | null
+  username: string | null
+  ip: string | null
+
+  /**
+   * Two jobs with the same lock key cannot run at the same time
+   * (for example two deployments of the same project).
+   */
+  lockKey?: string
+}
+
+/**
+ * Output kept in the action log, to keep the SQLite file small.
+ */
+const MAX_STORED_OUTPUT = 200_000
+
+/**
+ * Finished jobs stay in memory for a while so that a page opened late
+ * can still replay the whole output.
+ */
+const KEEP_FINISHED_MS = 15 * 60_000
+
+export class Job extends EventEmitter {
+  lines: JobLine[] = []
+  status: AuditStatus = 'running'
+
+  constructor(
+    readonly id: number,
+    readonly meta: JobMeta
+  ) {
+    super()
+    this.setMaxListeners(50)
+  }
+
+  push(line: JobLine) {
+    this.lines.push(line)
+    this.emit('line', line)
+  }
+
+  get output() {
+    return this.lines.map((line) => line.text).join('\n')
+  }
+}
+
+/**
+ * Runs the long actions (deployments, backups, project creation) in the
+ * background. Each job is recorded in the action log and its output is
+ * streamed to the browser.
+ */
+class JobRunner {
+  #jobs = new Map<number, Job>()
+  #locks = new Set<string>()
+
+  get(id: number) {
+    return this.#jobs.get(id)
+  }
+
+  isLocked(lockKey: string) {
+    return this.#locks.has(lockKey)
+  }
+
+  async start(meta: JobMeta, task: (ctx: JobContext) => Promise<void>): Promise<Job> {
+    if (meta.lockKey && this.#locks.has(meta.lockKey)) {
+      throw new UserError('Une action est déjà en cours sur cet élément, attends la fin.', 409)
+    }
+    if (meta.lockKey) this.#locks.add(meta.lockKey)
+
+    const entry = await AuditLog.create({
+      action: meta.action,
+      target: meta.target,
+      username: meta.username,
+      ip: meta.ip,
+      status: 'running',
+    })
+
+    const job = new Job(entry.id, meta)
+    this.#jobs.set(job.id, job)
+
+    const ctx: JobContext = {
+      log: (text, stream = 'info') => {
+        for (const line of text.split('\n')) job.push({ ts: Date.now(), stream, text: line })
+      },
+      run: (command, args, options) => this.#run(job, command, args, options),
+    }
+
+    /**
+     * Not awaited: the HTTP request returns the job id right away.
+     */
+    void (async () => {
+      try {
+        await task(ctx)
+        job.status = 'success'
+        ctx.log('✔ Terminé')
+      } catch (error) {
+        job.status = 'error'
+        ctx.log(`✖ ${error instanceof Error ? error.message : String(error)}`, 'err')
+      } finally {
+        if (meta.lockKey) this.#locks.delete(meta.lockKey)
+        await this.#finish(job, entry)
+        job.emit('end', job.status)
+        setTimeout(() => this.#jobs.delete(job.id), KEEP_FINISHED_MS).unref()
+      }
+    })()
+
+    return job
+  }
+
+  async #finish(job: Job, entry: AuditLog) {
+    try {
+      const output = job.output
+      entry.status = job.status
+      entry.output =
+        output.length > MAX_STORED_OUTPUT
+          ? `[…] ${output.slice(output.length - MAX_STORED_OUTPUT)}`
+          : output
+      entry.finishedAt = DateTime.now()
+      await entry.save()
+    } catch (error) {
+      logger.error({ err: error }, 'cannot save the job output')
+    }
+  }
+
+  #run(job: Job, command: string, args: string[], options: RunOptions = {}) {
+    const okCodes = options.okCodes ?? [0]
+    job.push({
+      ts: Date.now(),
+      stream: 'info',
+      text: `$ ${options.display ?? [command, ...args.map(quote)].join(' ')}`,
+    })
+
+    return new Promise<void>((resolve, reject) => {
+      const child = spawn(command, args, {
+        cwd: options.cwd,
+        env: cleanEnv(options.env),
+        stdio: ['ignore', 'pipe', 'pipe'],
+      })
+
+      const timeout = setTimeout(
+        () => {
+          job.push({ ts: Date.now(), stream: 'err', text: 'Délai dépassé, commande arrêtée.' })
+          child.kill('SIGKILL')
+        },
+        options.timeoutMs ?? 15 * 60_000
+      )
+
+      let fileWritten: Promise<void> = Promise.resolve()
+      if (options.stdoutFile) {
+        const file = createWriteStream(options.stdoutFile)
+        fileWritten = options.gzipStdout
+          ? pipeline(child.stdout, createGzip(), file)
+          : pipeline(child.stdout, file)
+      } else {
+        lineReader(child.stdout, (text) => job.push({ ts: Date.now(), stream: 'out', text }))
+      }
+      lineReader(child.stderr, (text) => job.push({ ts: Date.now(), stream: 'err', text }))
+
+      child.on('error', (error) => {
+        clearTimeout(timeout)
+        reject(new Error(`Impossible de lancer "${command}" : ${error.message}`))
+      })
+
+      child.on('close', async (code) => {
+        clearTimeout(timeout)
+        try {
+          await fileWritten
+        } catch (error) {
+          return reject(error)
+        }
+        if (code !== null && okCodes.includes(code)) return resolve()
+        reject(new Error(`La commande "${command}" a échoué (code ${code ?? 'tué'}).`))
+      })
+    })
+  }
+}
+
+/**
+ * Variables passed to the commands. The dashboard's own variables (PORT,
+ * APP_KEY…) are left out: "docker compose" would use them to fill the
+ * ${VAR} of the projects' compose files.
+ */
+const INHERITED_ENV = [
+  'PATH',
+  'HOME',
+  'TZ',
+  'DOCKER_HOST',
+  'DOCKER_CONFIG',
+  // Windows (local development)
+  'USERPROFILE',
+  'APPDATA',
+  'LOCALAPPDATA',
+  'ProgramData',
+  'ProgramFiles',
+  'SystemRoot',
+  'TEMP',
+  'TMP',
+]
+
+export function cleanEnv(extra: Record<string, string> = {}) {
+  const env: Record<string, string> = {}
+  for (const key of INHERITED_ENV) {
+    if (process.env[key] !== undefined) env[key] = process.env[key]!
+  }
+  /**
+   * Never wait for a password: fail right away instead.
+   */
+  env.GIT_TERMINAL_PROMPT = '0'
+  return { ...env, ...extra }
+}
+
+/**
+ * Calls the callback for each complete line of the stream.
+ */
+export function lineReader(stream: NodeJS.ReadableStream, onLine: (line: string) => void) {
+  let rest = ''
+  stream.setEncoding('utf8')
+  stream.on('data', (chunk: string) => {
+    const lines = (rest + chunk).split(/\r?\n/)
+    rest = lines.pop() ?? ''
+    for (const line of lines) onLine(line)
+  })
+  stream.on('end', () => {
+    if (rest) onLine(rest)
+    rest = ''
+  })
+}
+
+function quote(arg: string) {
+  return /^[\w@%+=:,./-]+$/.test(arg) ? arg : `'${arg.replace(/'/g, `'\\''`)}'`
+}
+
+const jobRunner = new JobRunner()
+export default jobRunner

api/app/services/metrics_service.ts

@@ -0,0 +1,262 @@
+import os from 'node:os'
+import { EventEmitter } from 'node:events'
+import { readFile, statfs } from 'node:fs/promises'
+import { join } from 'node:path'
+import db from '@adonisjs/lucid/services/db'
+import logger from '@adonisjs/core/services/logger'
+import vpsConfig from '#config/vps'
+
+export interface HostSample {
+  ts: number
+  cpu: number
+  load1: number | null
+  memUsed: number
+  memTotal: number
+  diskUsed: number
+  diskTotal: number
+  /**
+   * Bytes per second (null when not available, e.g. on Windows).
+   */
+  netRx: number | null
+  netTx: number | null
+}
+
+export type HistoryRange = '1h' | '24h' | '7d' | '30d'
+
+/**
+ * Size of the buckets used to average the history, per range.
+ */
+const BUCKETS: Record<HistoryRange, { seconds: number; bucket: number }> = {
+  '1h': { seconds: 3600, bucket: 60 },
+  '24h': { seconds: 86_400, bucket: 300 },
+  '7d': { seconds: 7 * 86_400, bucket: 1800 },
+  '30d': { seconds: 30 * 86_400, bucket: 7200 },
+}
+
+const SAMPLE_EVERY_MS = 5000
+const LIVE_SAMPLES = 120
+const RETENTION_SECONDS = 31 * 86_400
+
+/**
+ * Virtual interfaces (Docker bridges, veth pairs, loopback) are left out of
+ * the network traffic so that only the real traffic of the VPS is counted.
+ */
+const VIRTUAL_INTERFACE = /^(lo|docker\d*|br-|veth|virbr|tun|tap|wg|tailscale)/
+
+/**
+ * Samples the host every 5 seconds, keeps the last 10 minutes in memory
+ * for the live charts and stores one averaged row per minute.
+ */
+class MetricsService extends EventEmitter {
+  #live: HostSample[] = []
+  #minute: HostSample[] = []
+  #previousCpu: { idle: number; total: number } | null = null
+  #previousNet: { rx: number; tx: number; ts: number } | null = null
+  #timers: NodeJS.Timeout[] = []
+
+  constructor() {
+    super()
+    this.setMaxListeners(100)
+  }
+
+  get latest(): HostSample | null {
+    return this.#live.at(-1) ?? null
+  }
+
+  get live() {
+    return this.#live
+  }
+
+  start() {
+    const tick = () =>
+      this.#sample().catch((error) => logger.warn({ err: error }, 'cannot sample host metrics'))
+    tick()
+    this.#timers.push(setInterval(tick, SAMPLE_EVERY_MS))
+    this.#timers.push(setInterval(() => this.#persist(), 60_000))
+    this.#timers.push(setInterval(() => this.#prune(), 6 * 3600_000))
+  }
+
+  stop() {
+    this.#timers.forEach(clearInterval)
+  }
+
+  async uptime(): Promise<number> {
+    const content = await this.#readProc('uptime')
+    return content ? Number.parseFloat(content) : os.uptime()
+  }
+
+  async history(range: HistoryRange) {
+    const { seconds, bucket } = BUCKETS[range]
+    const since = Math.floor(Date.now() / 1000) - seconds
+    const rows = await db
+      .from('metrics')
+      .select(db.raw('(ts / ?) * ? as t', [bucket, bucket]))
+      .select(
+        db.raw(`avg(cpu) as cpu, avg(load1) as load1,
+          avg(mem_used) as memUsed, max(mem_total) as memTotal,
+          avg(disk_used) as diskUsed, max(disk_total) as diskTotal,
+          avg(net_rx) as netRx, avg(net_tx) as netTx`)
+      )
+      .where('ts', '>=', since)
+      .groupBy('t')
+      .orderBy('t')
+
+    return { range, bucket, points: rows }
+  }
+
+  async #sample() {
+    const [cpu, memory, disk, net, load1] = await Promise.all([
+      this.#cpu(),
+      this.#memory(),
+      this.#disk(),
+      this.#network(),
+      this.#load(),
+    ])
+
+    const sample: HostSample = { ts: Date.now(), cpu, load1, ...memory, ...disk, ...net }
+    this.#live.push(sample)
+    if (this.#live.length > LIVE_SAMPLES) this.#live.shift()
+    this.#minute.push(sample)
+    this.emit('sample', sample)
+  }
+
+  async #persist() {
+    const samples = this.#minute
+    this.#minute = []
+    if (!samples.length) return
+
+    const average = (pick: (sample: HostSample) => number | null) => {
+      const values = samples.map(pick).filter((value): value is number => value !== null)
+      return values.length ? values.reduce((sum, value) => sum + value, 0) / values.length : null
+    }
+    const last = samples.at(-1)!
+
+    try {
+      await db.table('metrics').insert({
+        ts: Math.floor(last.ts / 1000),
+        cpu: average((sample) => sample.cpu) ?? 0,
+        load1: average((sample) => sample.load1),
+        mem_used: Math.round(average((sample) => sample.memUsed) ?? 0),
+        mem_total: last.memTotal,
+        disk_used: last.diskUsed,
+        disk_total: last.diskTotal,
+        net_rx: average((sample) => sample.netRx),
+        net_tx: average((sample) => sample.netTx),
+      })
+    } catch (error) {
+      logger.error({ err: error }, 'cannot store host metrics')
+    }
+  }
+
+  async #prune() {
+    const limit = Math.floor(Date.now() / 1000) - RETENTION_SECONDS
+    await db
+      .from('metrics')
+      .where('ts', '<', limit)
+      .delete()
+      .catch(() => {})
+  }
+
+  async #readProc(file: string) {
+    const root = vpsConfig.hostProc ?? (process.platform === 'linux' ? '/proc' : null)
+    if (!root) return null
+    try {
+      return await readFile(join(root, file), 'utf8')
+    } catch {
+      return null
+    }
+  }
+
+  /**
+   * CPU usage between two samples, from /proc/stat (or os.cpus()).
+   */
+  async #cpu() {
+    let idle = 0
+    let total = 0
+    const stat = await this.#readProc('stat')
+    if (stat) {
+      const fields = stat.split('\n')[0].trim().split(/\s+/).slice(1).map(Number)
+      /**
+       * user nice system idle iowait irq softirq steal (guest is already in user)
+       */
+      const [user, nice, system, idleTime, iowait, irq, softirq, steal] = fields
+      idle = idleTime + (iowait ?? 0)
+      total =
+        user + nice + system + idleTime + (iowait ?? 0) + (irq ?? 0) + (softirq ?? 0) + (steal ?? 0)
+    } else {
+      for (const cpu of os.cpus()) {
+        idle += cpu.times.idle
+        total += cpu.times.user + cpu.times.nice + cpu.times.sys + cpu.times.idle + cpu.times.irq
+      }
+    }
+
+    const previous = this.#previousCpu
+    this.#previousCpu = { idle, total }
+    if (!previous || total <= previous.total) return 0
+    const usage = (1 - (idle - previous.idle) / (total - previous.total)) * 100
+    return Math.max(0, Math.min(100, usage))
+  }
+
+  async #memory() {
+    const meminfo = await this.#readProc('meminfo')
+    if (meminfo) {
+      const read = (key: string) => {
+        const match = new RegExp(`^${key}:\\s+(\\d+)`, 'm').exec(meminfo)
+        return match ? Number(match[1]) * 1024 : 0
+      }
+      const memTotal = read('MemTotal')
+      return { memTotal, memUsed: memTotal - read('MemAvailable') }
+    }
+    return { memTotal: os.totalmem(), memUsed: os.totalmem() - os.freemem() }
+  }
+
+  async #disk() {
+    try {
+      const stats = await statfs(vpsConfig.diskPath)
+      const used = (stats.blocks - stats.bfree) * stats.bsize
+      const available = stats.bavail * stats.bsize
+      /**
+       * Same computation as "df": the space reserved for root is left out.
+       */
+      return { diskUsed: used, diskTotal: used + available }
+    } catch {
+      return { diskUsed: 0, diskTotal: 0 }
+    }
+  }
+
+  /**
+   * Network traffic of the host. With HOST_PROC, /proc/1/net/dev is the
+   * network namespace of the host (not the one of the container).
+   */
+  async #network(): Promise<{ netRx: number | null; netTx: number | null }> {
+    const content = await this.#readProc(vpsConfig.hostProc ? '1/net/dev' : 'net/dev')
+    if (!content) return { netRx: null, netTx: null }
+
+    let rx = 0
+    let tx = 0
+    for (const line of content.split('\n').slice(2)) {
+      const [name, data] = line.split(':')
+      if (!data || VIRTUAL_INTERFACE.test(name.trim())) continue
+      const fields = data.trim().split(/\s+/).map(Number)
+      rx += fields[0]
+      tx += fields[8]
+    }
+
+    const now = Date.now()
+    const previous = this.#previousNet
+    this.#previousNet = { rx, tx, ts: now }
+    if (!previous || rx < previous.rx || tx < previous.tx) return { netRx: null, netTx: null }
+
+    const seconds = (now - previous.ts) / 1000
+    return { netRx: (rx - previous.rx) / seconds, netTx: (tx - previous.tx) / seconds }
+  }
+
+  async #load() {
+    const content = await this.#readProc('loadavg')
+    if (content) return Number.parseFloat(content)
+    return process.platform === 'win32' ? null : os.loadavg()[0]
+  }
+}
+
+const metricsService = new MetricsService()
+export default metricsService

api/app/services/project_service.ts

@@ -0,0 +1,629 @@
+import { access, mkdir, readdir, readFile, stat, writeFile } from 'node:fs/promises'
+import { execFile } from 'node:child_process'
+import { randomBytes } from 'node:crypto'
+import { promisify } from 'node:util'
+import { join, resolve } from 'node:path'
+import vpsConfig from '#config/vps'
+import UserError from '#exceptions/user_error'
+import caddyService from '#services/caddy_service'
+import dockerService, { type ContainerSummary } from '#services/docker_service'
+import jobRunner, { cleanEnv, type JobContext, type JobMeta } from '#services/job_runner'
+import {
+  composeFile,
+  placeholderPage,
+  proxyBlock,
+  staticBlock,
+  type ProjectType,
+} from '#services/templates'
+
+const execFileAsync = promisify(execFile)
+
+const COMPOSE_FILES = ['compose.yaml', 'compose.yml', 'docker-compose.yaml', 'docker-compose.yml']
+const SEGMENT = /^[\w][\w.-]*$/
+
+export type ProjectKind = 'compose' | 'static' | 'infra'
+
+export interface GitCommit {
+  hash: string
+  short: string
+  subject: string
+  author: string
+  date: string
+}
+
+export interface GitInfo {
+  repoPath: string
+  branch: string | null
+  detached: boolean
+  upstream: string | null
+  ahead: number
+  behind: number
+  /**
+   * Number of tracked files modified on the server.
+   */
+  dirty: number
+  commit: GitCommit | null
+}
+
+export interface ProjectContainer {
+  id: string
+  name: string
+  state: string
+  status: string
+  health: string | null
+}
+
+export interface Project {
+  category: string
+  name: string
+  kind: ProjectKind
+  path: string
+  composeFile: string | null
+  git: GitInfo | null
+  containers: ProjectContainer[]
+  /**
+   * The project of the dashboard itself.
+   */
+  self: boolean
+  updatedAt: number | null
+}
+
+export const PROJECT_ACTIONS = [
+  'deploy',
+  'restart',
+  'stop',
+  'start',
+  'recreate',
+  'pull',
+  'checkout',
+  'checkout-branch',
+] as const
+export type ProjectAction = (typeof PROJECT_ACTIONS)[number]
+
+export const ACTION_LABELS: Record<ProjectAction, string> = {
+  'deploy': 'Mise à jour (git pull + redémarrage)',
+  'restart': 'Redémarrage',
+  'stop': 'Arrêt',
+  'start': 'Démarrage',
+  'recreate': 'Recréation des conteneurs',
+  'pull': 'Mise à jour des images Docker',
+  'checkout': 'Retour à un commit',
+  'checkout-branch': 'Retour sur la branche',
+}
+
+export interface CreateProjectInput {
+  type: ProjectType
+  name: string
+  category: string
+  gitUrl?: string
+  port?: number
+  command?: string
+  env?: string
+  createDatabase: boolean
+  domain: string
+  addCaddy: boolean
+  spa: boolean
+}
+
+async function exists(path: string) {
+  try {
+    await access(path)
+    return true
+  } catch {
+    return false
+  }
+}
+
+async function directories(path: string) {
+  try {
+    const entries = await readdir(path, { withFileTypes: true })
+    return entries
+      .filter((entry) => entry.isDirectory() && !entry.name.startsWith('.'))
+      .map((entry) => entry.name)
+      .sort((a, b) => a.localeCompare(b))
+  } catch {
+    return []
+  }
+}
+
+async function findComposeFile(dir: string) {
+  for (const file of COMPOSE_FILES) {
+    if (await exists(join(dir, file))) return file
+  }
+  return null
+}
+
+function git(repo: string, args: string[], timeout = 15_000) {
+  return execFileAsync('git', ['-C', repo, ...args], {
+    timeout,
+    env: cleanEnv(),
+    maxBuffer: 10 * 1024 * 1024,
+  }).then(({ stdout }) => stdout.trim())
+}
+
+/**
+ * Hides the credentials of a git URL ("https://user:token@host/…").
+ */
+export function hideCredentials(url: string) {
+  return url.replace(/\/\/[^/@\s]+@/, '//***@')
+}
+
+function samePath(a: string, b: string) {
+  const normalize = (path: string) =>
+    resolve(path)
+      .replace(/[\\/]+$/, '')
+      .toLowerCase()
+  return normalize(a) === normalize(b)
+}
+
+function randomSecret(length: number) {
+  const alphabet = 'ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz23456789'
+  return Array.from(randomBytes(length), (byte) => alphabet[byte % alphabet.length]).join('')
+}
+
+class ProjectService {
+  /**
+   * Scans /srv: "html/*" are static sites, folders with their own compose
+   * file are infrastructure, the others hold one project per sub-folder.
+   */
+  async list(): Promise<Project[]> {
+    const containers = await dockerService.list().catch(() => [] as ContainerSummary[])
+    const root = vpsConfig.srvRoot
+    const found: { category: string; name: string; path: string; kind: ProjectKind }[] = []
+
+    for (const folder of await directories(root)) {
+      const path = join(root, folder)
+      if (folder === vpsConfig.staticCategory) {
+        for (const name of await directories(path)) {
+          found.push({ category: folder, name, path: join(path, name), kind: 'static' })
+        }
+      } else if (await findComposeFile(path)) {
+        found.push({ category: 'infra', name: folder, path, kind: 'infra' })
+      } else {
+        for (const name of await directories(path)) {
+          if (await findComposeFile(join(path, name))) {
+            found.push({ category: folder, name, path: join(path, name), kind: 'compose' })
+          }
+        }
+      }
+    }
+
+    return Promise.all(found.map((entry) => this.#build(entry, containers)))
+  }
+
+  async find(category: string, name: string): Promise<Project> {
+    if (!SEGMENT.test(category) || !SEGMENT.test(name)) {
+      throw new UserError('Projet introuvable.', 404)
+    }
+
+    const root = vpsConfig.srvRoot
+    let path: string
+    let kind: ProjectKind
+    if (category === 'infra') {
+      path = join(root, name)
+      kind = 'infra'
+    } else if (category === vpsConfig.staticCategory) {
+      path = join(root, category, name)
+      kind = 'static'
+    } else {
+      path = join(root, category, name)
+      kind = 'compose'
+    }
+
+    const valid = kind === 'static' ? await exists(path) : (await findComposeFile(path)) !== null
+    if (!valid) throw new UserError('Projet introuvable.', 404)
+
+    const containers = await dockerService.list().catch(() => [] as ContainerSummary[])
+    return this.#build({ category, name, path, kind }, containers)
+  }
+
+  async #build(
+    entry: { category: string; name: string; path: string; kind: ProjectKind },
+    containers: ContainerSummary[]
+  ): Promise<Project> {
+    const selfDir = containers.find((container) => container.self)?.composeWorkingDir ?? null
+    const project: Project = {
+      ...entry,
+      composeFile: entry.kind === 'static' ? null : await findComposeFile(entry.path),
+      git: null,
+      containers: containers
+        .filter((c) => c.composeWorkingDir && samePath(c.composeWorkingDir, entry.path))
+        .map(({ id, name, state, status, health }) => ({ id, name, state, status, health })),
+      self: selfDir !== null && samePath(selfDir, entry.path),
+      updatedAt: null,
+    }
+
+    if (entry.kind === 'static') {
+      const index = join(entry.path, 'index.html')
+      const info = await stat((await exists(index)) ? index : entry.path).catch(() => null)
+      project.updatedAt = info ? Math.floor(info.mtimeMs / 1000) : null
+    } else {
+      const repoPath = (await exists(join(entry.path, 'project', '.git')))
+        ? join(entry.path, 'project')
+        : (await exists(join(entry.path, '.git')))
+          ? entry.path
+          : null
+      if (repoPath) project.git = await this.#gitInfo(repoPath).catch(() => null)
+    }
+
+    return project
+  }
+
+  async #gitInfo(repoPath: string): Promise<GitInfo> {
+    const [status, log] = await Promise.all([
+      git(repoPath, ['status', '--porcelain=v2', '--branch']),
+      git(repoPath, ['log', '-1', '--format=%H%x1f%h%x1f%s%x1f%an%x1f%cI']).catch(() => ''),
+    ])
+
+    const info: GitInfo = {
+      repoPath,
+      branch: null,
+      detached: false,
+      upstream: null,
+      ahead: 0,
+      behind: 0,
+      dirty: 0,
+      commit: parseCommit(log),
+    }
+
+    for (const line of status.split('\n')) {
+      if (line.startsWith('# branch.head ')) {
+        const head = line.slice('# branch.head '.length)
+        info.detached = head === '(detached)'
+        info.branch = info.detached ? null : head
+      } else if (line.startsWith('# branch.upstream ')) {
+        info.upstream = line.slice('# branch.upstream '.length)
+      } else if (line.startsWith('# branch.ab ')) {
+        const [ahead, behind] = line.slice('# branch.ab '.length).split(' ')
+        info.ahead = Math.abs(Number(ahead))
+        info.behind = Math.abs(Number(behind))
+      } else if (/^[12u] /.test(line)) {
+        info.dirty++
+      }
+    }
+
+    return info
+  }
+
+  /**
+   * Branch followed by the remote ("main" most of the time).
+   */
+  async #defaultBranch(repoPath: string) {
+    const head = await git(repoPath, ['symbolic-ref', '--short', 'refs/remotes/origin/HEAD']).catch(
+      () => ''
+    )
+    if (head) return head.replace(/^origin\//, '')
+    for (const branch of ['main', 'master']) {
+      const ok = await git(repoPath, ['rev-parse', '--verify', '--quiet', `origin/${branch}`])
+        .then(() => true)
+        .catch(() => false)
+      if (ok) return branch
+    }
+    return null
+  }
+
+  /**
+   * Everything shown on the project page.
+   */
+  async details(project: Project) {
+    let compose: string | null = null
+    if (project.composeFile) {
+      compose = await readFile(join(project.path, project.composeFile), 'utf8').catch(() => null)
+    }
+
+    if (!project.git) return { ...project, compose, remote: null, defaultBranch: null, commits: [] }
+
+    const repo = project.git.repoPath
+    const [remote, defaultBranch] = await Promise.all([
+      git(repo, ['remote', 'get-url', 'origin']).catch(() => null),
+      this.#defaultBranch(repo),
+    ])
+
+    /**
+     * When the project is on an older commit (detached), the commits of the
+     * remote branch are listed, to be able to come back to a newer one.
+     */
+    const ref =
+      !project.git.detached && project.git.upstream
+        ? project.git.upstream
+        : defaultBranch
+          ? `origin/${defaultBranch}`
+          : 'HEAD'
+    const log = await git(repo, ['log', '-30', '--format=%H%x1f%h%x1f%s%x1f%an%x1f%cI', ref]).catch(
+      () => ''
+    )
+
+    return {
+      ...project,
+      compose,
+      remote: remote ? hideCredentials(remote) : null,
+      defaultBranch,
+      commits: log
+        .split('\n')
+        .map(parseCommit)
+        .filter((commit): commit is GitCommit => commit !== null),
+    }
+  }
+
+  /**
+   * "git fetch" to know if new commits are waiting.
+   */
+  async fetch(project: Project) {
+    if (!project.git) throw new UserError('Ce projet n’a pas de dépôt git.')
+    try {
+      await git(project.git.repoPath, ['fetch', '--prune', 'origin'], 60_000)
+    } catch (error: any) {
+      throw new UserError(`git fetch a échoué : ${(error?.stderr || error?.message || '').trim()}`)
+    }
+    return this.#gitInfo(project.git.repoPath)
+  }
+
+  async runAction(
+    project: Project,
+    action: ProjectAction,
+    params: { commit?: string },
+    meta: Omit<JobMeta, 'action' | 'target' | 'lockKey'>
+  ) {
+    if (project.kind === 'static') {
+      throw new UserError(
+        'Un site statique se met à jour en envoyant son build (voir la procédure).'
+      )
+    }
+    if (['deploy', 'checkout', 'checkout-branch'].includes(action) && !project.git) {
+      throw new UserError('Ce projet n’a pas de dépôt git.')
+    }
+    if (action === 'stop' && project.self) {
+      throw new UserError('Impossible d’arrêter le tableau de bord depuis lui-même.')
+    }
+    if (action === 'checkout' && !/^[0-9a-f]{7,40}$/.test(params.commit ?? '')) {
+      throw new UserError('Commit invalide.')
+    }
+
+    const repo = project.git?.repoPath ?? project.path
+    const compose = (ctx: JobContext, args: string[]) => this.#compose(ctx, project, args)
+    const recreate = (ctx: JobContext) => compose(ctx, ['up', '-d', '--build', '--force-recreate'])
+
+    return jobRunner.start(
+      {
+        ...meta,
+        action: ACTION_LABELS[action],
+        target: `${project.category}/${project.name}`,
+        lockKey: `project:${project.path}`,
+      },
+      async (ctx) => {
+        switch (action) {
+          case 'deploy':
+            if (project.git?.detached) {
+              throw new Error(
+                'Le projet est sur un ancien commit : utilise d’abord « Revenir sur la branche ».'
+              )
+            }
+            await ctx.run('git', ['pull', '--ff-only'], { cwd: repo })
+            await recreate(ctx)
+            break
+          case 'restart':
+            await compose(ctx, ['restart'])
+            break
+          case 'stop':
+            await compose(ctx, ['stop'])
+            break
+          case 'start':
+            await compose(ctx, ['up', '-d'])
+            break
+          case 'recreate':
+            await recreate(ctx)
+            break
+          case 'pull':
+            await ctx.run('docker', ['compose', 'pull'], { cwd: project.path })
+            await compose(ctx, ['up', '-d'])
+            break
+          case 'checkout':
+            await ctx.run('git', ['checkout', '--detach', params.commit!], { cwd: repo })
+            await recreate(ctx)
+            break
+          case 'checkout-branch': {
+            const branch = await this.#defaultBranch(repo)
+            if (!branch) throw new Error('Branche distante introuvable.')
+            await ctx.run('git', ['checkout', branch], { cwd: repo })
+            await ctx.run('git', ['pull', '--ff-only'], { cwd: repo })
+            await recreate(ctx)
+            break
+          }
+        }
+      }
+    )
+  }
+
+  /**
+   * Runs "docker compose" in the project folder. For the dashboard itself,
+   * the command runs in a separate container: recreating the dashboard
+   * container would otherwise kill the command half-way.
+   */
+  async #compose(ctx: JobContext, project: Project, args: string[]) {
+    if (!project.self) {
+      await ctx.run('docker', ['compose', ...args], { cwd: project.path })
+      return
+    }
+
+    ctx.log('Projet du tableau de bord : la commande est lancée dans un conteneur à part.')
+    await ctx.run('docker', [
+      'run',
+      '--rm',
+      '-d',
+      '--name',
+      `big-brother-updater-${Date.now()}`,
+      '-v',
+      '/var/run/docker.sock:/var/run/docker.sock',
+      '-v',
+      `${project.path}:${project.path}`,
+      '-w',
+      project.path,
+      'docker:cli',
+      'docker',
+      'compose',
+      ...args,
+    ])
+    ctx.log('Le tableau de bord va redémarrer : la page se reconnectera toute seule.')
+  }
+
+  /**
+   * Creates a project the way the procedure does it: folder, git clone,
+   * .env, database, docker-compose.yml, start, then the Caddy block.
+   */
+  async create(input: CreateProjectInput, meta: Omit<JobMeta, 'action' | 'target' | 'lockKey'>) {
+    const isStatic = input.type === 'static'
+    const category = isStatic ? vpsConfig.staticCategory : input.category
+    const categoryPath = join(vpsConfig.srvRoot, category)
+    const path = join(categoryPath, input.name)
+
+    if (await exists(path)) throw new UserError(`Le dossier ${path} existe déjà.`)
+
+    const containers = await dockerService.list().catch(() => [] as ContainerSummary[])
+    if (!isStatic && containers.some((container) => container.name === input.name)) {
+      throw new UserError(`Un conteneur s’appelle déjà « ${input.name} ».`)
+    }
+
+    if (input.addCaddy) {
+      const sites = await caddyService.sites()
+      if (sites.some((site) => site.domains.includes(input.domain))) {
+        throw new UserError(`${input.domain} est déjà dans le Caddyfile.`)
+      }
+    }
+
+    return jobRunner.start(
+      {
+        ...meta,
+        action: 'Création de projet',
+        target: `${category}/${input.name}`,
+        lockKey: `create:${path}`,
+      },
+      async (ctx) => {
+        await mkdir(categoryPath, { recursive: true })
+        await mkdir(path)
+        ctx.log(`Dossier créé : ${path}`)
+
+        if (isStatic) {
+          await writeFile(join(path, 'index.html'), placeholderPage(input.name))
+          ctx.log('Page d’attente créée : envoie ensuite le build du site dans ce dossier.')
+        } else {
+          await this.#createApp(ctx, input, path)
+        }
+
+        if (input.addCaddy) {
+          const block = isStatic
+            ? staticBlock(input.domain, `${vpsConfig.srvRoot}/${category}/${input.name}`, input.spa)
+            : proxyBlock(
+                input.domain,
+                `${input.name}:${input.type === 'wordpress' ? 80 : input.port}`
+              )
+          ctx.log(`Ajout au Caddyfile :\n${block}`)
+          const result = await caddyService.appendBlock(block, {
+            username: meta.username,
+            reason: `Création de ${input.name}`,
+          })
+          if (result.output) ctx.log(result.output, result.ok ? 'out' : 'err')
+          if (!result.ok)
+            throw new Error('Caddy a refusé la configuration, le Caddyfile est inchangé.')
+          ctx.log(`Caddy rechargé : https://${input.domain}`)
+        }
+      }
+    )
+  }
+
+  async #createApp(ctx: JobContext, input: CreateProjectInput, path: string) {
+    const type = input.type as Exclude<ProjectType, 'static'>
+    const isWordpress = type === 'wordpress'
+
+    if (!isWordpress) {
+      await ctx.run('git', ['clone', input.gitUrl!, 'project'], {
+        cwd: path,
+        display: `git clone ${hideCredentials(input.gitUrl!)} project`,
+      })
+    }
+
+    let database: { name: string; user: string; password: string } | null = null
+    if (isWordpress || input.createDatabase) {
+      const dbName = input.name.replace(/-/g, '_')
+      database = { name: dbName, user: dbName, password: randomSecret(24) }
+      await this.#createDatabase(ctx, database)
+    }
+
+    const envLines: string[] = []
+    if (isWordpress) {
+      envLines.push(
+        `WP_DB_NAME=${database!.name}`,
+        `WP_DB_USER=${database!.user}`,
+        `WP_DB_PASSWORD=${database!.password}`
+      )
+      await writeFile(join(path, '.env'), `${envLines.join('\n')}\n`, { mode: 0o600 })
+    } else {
+      const env = (input.env ?? '').replace(/\r\n/g, '\n').trim()
+      const has = (key: string) => new RegExp(`^${key}=`, 'm').test(env)
+      if (env) envLines.push(env)
+      if (type === 'adonis') {
+        if (!has('APP_KEY')) envLines.push(`APP_KEY=${randomSecret(32)}`)
+        if (!has('LOG_LEVEL')) envLines.push('LOG_LEVEL=info')
+        if (!has('APP_URL')) envLines.push(`APP_URL=https://${input.domain}`)
+      }
+      if (database) {
+        envLines.push(
+          'DB_HOST=mariadb',
+          'DB_PORT=3306',
+          `DB_USER=${database.user}`,
+          `DB_PASSWORD=${database.password}`,
+          `DB_DATABASE=${database.name}`
+        )
+      }
+      await writeFile(join(path, 'project', '.env'), `${envLines.join('\n')}\n`, { mode: 0o600 })
+    }
+    ctx.log('Fichier .env écrit.')
+
+    await writeFile(
+      join(path, 'docker-compose.yml'),
+      composeFile(type, input.name, input.port ?? 80, input.command)
+    )
+    ctx.log('docker-compose.yml écrit.')
+
+    await ctx.run('docker', ['compose', 'up', '-d'], { cwd: path })
+  }
+
+  /**
+   * One database and one user per project, created with the root password
+   * of the MariaDB container (read inside the container, never here).
+   */
+  async #createDatabase(
+    ctx: JobContext,
+    database: { name: string; user: string; password: string }
+  ) {
+    const sql = [
+      `CREATE DATABASE \`${database.name}\` CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;`,
+      `CREATE USER '${database.user}'@'%' IDENTIFIED BY '${database.password}';`,
+      `GRANT ALL PRIVILEGES ON \`${database.name}\`.* TO '${database.user}'@'%';`,
+    ].join(' ')
+
+    await ctx.run(
+      'docker',
+      [
+        'exec',
+        vpsConfig.mariadb.container,
+        'sh',
+        '-c',
+        'exec "$(command -v mariadb || command -v mysql)" -u root -p"${MARIADB_ROOT_PASSWORD:-$MYSQL_ROOT_PASSWORD}" -e "$0"',
+        sql,
+      ],
+      {
+        display: `docker exec ${vpsConfig.mariadb.container} mariadb -e "CREATE DATABASE ${database.name} … (utilisateur ${database.user})"`,
+      }
+    )
+    ctx.log(`Base « ${database.name} » et utilisateur créés (mot de passe dans le .env).`)
+  }
+}
+
+function parseCommit(line: string): GitCommit | null {
+  const [hash, short, subject, author, date] = line.split('\x1f')
+  if (!hash || !short) return null
+  return { hash, short, subject, author, date }
+}
+
+const projectService = new ProjectService()
+export default projectService

api/app/services/site_monitor.ts

@@ -0,0 +1,277 @@
+import tls from 'node:tls'
+import db from '@adonisjs/lucid/services/db'
+import logger from '@adonisjs/core/services/logger'
+import Site from '#models/site'
+import caddyService from '#services/caddy_service'
+
+const CHECK_EVERY_MS = 60_000
+const REQUEST_TIMEOUT_MS = 10_000
+const CERT_CHECK_EVERY_S = 6 * 3600
+const RETENTION_SECONDS = 31 * 86_400
+const CONCURRENCY = 5
+
+export interface SiteCheckResult {
+  ok: boolean
+  status: number | null
+  responseMs: number | null
+  error: string | null
+}
+
+/**
+ * Checks every minute that each domain of the Caddyfile answers, and
+ * twice a day when its HTTPS certificate expires.
+ *
+ * The checks run from the VPS itself: they spot a stopped container or a
+ * broken configuration, not the VPS being down.
+ */
+class SiteMonitor {
+  #timers: NodeJS.Timeout[] = []
+  #running = false
+
+  start() {
+    const tick = () =>
+      this.checkAll().catch((error) => logger.warn({ err: error }, 'site checks failed'))
+    setTimeout(tick, 3000)
+    this.#timers.push(setInterval(tick, CHECK_EVERY_MS))
+    this.#timers.push(setInterval(() => this.#prune(), 6 * 3600_000))
+  }
+
+  stop() {
+    this.#timers.forEach(clearInterval)
+  }
+
+  /**
+   * Adds the new domains of the Caddyfile and flags the removed ones.
+   */
+  async sync() {
+    const caddySites = await caddyService.sites()
+    const seen = new Set<string>()
+
+    for (const caddySite of caddySites) {
+      for (const domain of caddySite.domains) {
+        if (seen.has(domain)) continue
+        seen.add(domain)
+        await Site.updateOrCreate(
+          { domain },
+          { active: true, kind: caddySite.kind, upstream: caddySite.upstream }
+        )
+      }
+    }
+
+    const query = Site.query().where('active', true)
+    if (seen.size) query.whereNotIn('domain', [...seen])
+    await query.update({ active: false })
+  }
+
+  async checkAll() {
+    if (this.#running) return
+    this.#running = true
+    try {
+      try {
+        await this.sync()
+      } catch (error) {
+        logger.warn({ err: error }, 'cannot read the Caddyfile')
+      }
+
+      const sites = await Site.query().where('active', true)
+      const queue = [...sites]
+      await Promise.all(
+        Array.from({ length: CONCURRENCY }, async () => {
+          let site: Site | undefined
+          while ((site = queue.shift())) await this.check(site)
+        })
+      )
+    } finally {
+      this.#running = false
+    }
+  }
+
+  async check(site: Site) {
+    const result = await probe(site.domain)
+    const now = Math.floor(Date.now() / 1000)
+
+    await db.table('site_checks').insert({
+      site_id: site.id,
+      ts: now,
+      ok: result.ok,
+      status: result.status,
+      response_ms: result.responseMs,
+      error: result.error,
+    })
+
+    site.lastOk = result.ok
+    site.lastStatus = result.status
+    site.lastResponseMs = result.responseMs
+    site.lastError = result.error
+    site.lastCheckedAt = now
+
+    if (!site.certCheckedAt || now - site.certCheckedAt > CERT_CHECK_EVERY_S) {
+      site.certExpiresAt = await certificateExpiry(site.domain)
+      site.certCheckedAt = now
+    }
+
+    await site.save()
+    return site
+  }
+
+  /**
+   * Uptime (%) and average response time of every site over a period.
+   */
+  async stats(sinceSeconds: number) {
+    const since = Math.floor(Date.now() / 1000) - sinceSeconds
+    const rows = await db
+      .from('site_checks')
+      .select('site_id')
+      .select(
+        db.raw('avg(ok) * 100 as uptime, avg(response_ms) as avgResponseMs, count(*) as checks')
+      )
+      .where('ts', '>=', since)
+      .groupBy('site_id')
+
+    return new Map<number, { uptime: number; avgResponseMs: number | null; checks: number }>(
+      rows.map((row) => [
+        row.site_id,
+        {
+          uptime: Number(row.uptime),
+          avgResponseMs: row.avgResponseMs,
+          checks: Number(row.checks),
+        },
+      ])
+    )
+  }
+
+  /**
+   * Response times over a period (averaged per bucket) and the incidents
+   * (consecutive failed checks).
+   */
+  async history(siteId: number, sinceSeconds: number, bucket: number) {
+    const since = Math.floor(Date.now() / 1000) - sinceSeconds
+
+    const points = await db
+      .from('site_checks')
+      .select(db.raw('(ts / ?) * ? as t', [bucket, bucket]))
+      .select(db.raw('avg(response_ms) as responseMs, min(ok) as ok, count(*) as checks'))
+      .where('site_id', siteId)
+      .where('ts', '>=', since)
+      .groupBy('t')
+      .orderBy('t')
+
+    const checks = await db
+      .from('site_checks')
+      .select('ts', 'ok', 'status', 'error')
+      .where('site_id', siteId)
+      .where('ts', '>=', since)
+      .orderBy('ts')
+
+    const incidents: { start: number; end: number | null; error: string | null; checks: number }[] =
+      []
+    let open: (typeof incidents)[number] | null = null
+    for (const check of checks) {
+      if (!check.ok) {
+        if (!open) {
+          open = {
+            start: check.ts,
+            end: null,
+            error: check.error ?? `HTTP ${check.status}`,
+            checks: 0,
+          }
+          incidents.push(open)
+        }
+        open.checks++
+      } else if (open) {
+        open.end = check.ts
+        open = null
+      }
+    }
+
+    return {
+      points: points.map((point) => ({ ...point, ok: Boolean(point.ok) })),
+      incidents: incidents.reverse(),
+    }
+  }
+
+  async #prune() {
+    const limit = Math.floor(Date.now() / 1000) - RETENTION_SECONDS
+    await db
+      .from('site_checks')
+      .where('ts', '<', limit)
+      .delete()
+      .catch(() => {})
+  }
+}
+
+/**
+ * A site is "up" when it answers with a status below 500: an API without
+ * route on "/" answers 404 but works, while a stopped container gives 502.
+ */
+async function probe(domain: string): Promise<SiteCheckResult> {
+  const started = performance.now()
+  try {
+    const response = await fetch(`https://${domain}/`, {
+      redirect: 'manual',
+      signal: AbortSignal.timeout(REQUEST_TIMEOUT_MS),
+      headers: { 'user-agent': 'big-brother-monitor' },
+    })
+    const responseMs = Math.round(performance.now() - started)
+    await response.body?.cancel()
+    return {
+      ok: response.status < 500,
+      status: response.status,
+      responseMs,
+      error: response.status < 500 ? null : `HTTP ${response.status}`,
+    }
+  } catch (error: any) {
+    return { ok: false, status: null, responseMs: null, error: describeFetchError(error) }
+  }
+}
+
+function describeFetchError(error: any): string {
+  if (error?.name === 'TimeoutError') return `Pas de réponse en ${REQUEST_TIMEOUT_MS / 1000} s`
+  const code = error?.cause?.code ?? error?.code
+  switch (code) {
+    case 'ENOTFOUND':
+      return 'Domaine introuvable (DNS)'
+    case 'ECONNREFUSED':
+      return 'Connexion refusée'
+    case 'ECONNRESET':
+      return 'Connexion interrompue'
+    case 'CERT_HAS_EXPIRED':
+      return 'Certificat HTTPS expiré'
+    case 'ERR_TLS_CERT_ALTNAME_INVALID':
+    case 'DEPTH_ZERO_SELF_SIGNED_CERT':
+    case 'UNABLE_TO_VERIFY_LEAF_SIGNATURE':
+      return 'Certificat HTTPS invalide'
+    case 'UND_ERR_CONNECT_TIMEOUT':
+      return 'Délai de connexion dépassé'
+    default:
+      return error?.cause?.message ?? error?.message ?? 'Erreur inconnue'
+  }
+}
+
+/**
+ * Expiry date (unix seconds) of the certificate served for the domain.
+ */
+function certificateExpiry(domain: string): Promise<number | null> {
+  return new Promise((resolve) => {
+    const socket = tls.connect({
+      host: domain,
+      port: 443,
+      servername: domain,
+      rejectUnauthorized: false,
+      timeout: REQUEST_TIMEOUT_MS,
+    })
+    const done = (value: number | null) => {
+      socket.destroy()
+      resolve(value)
+    }
+    socket.once('secureConnect', () => {
+      const validTo = socket.getPeerCertificate()?.valid_to
+      done(validTo ? Math.floor(Date.parse(validTo) / 1000) : null)
+    })
+    socket.once('timeout', () => done(null))
+    socket.once('error', () => done(null))
+  })
+}
+
+const siteMonitor = new SiteMonitor()
+export default siteMonitor

api/app/services/sse.ts

@@ -0,0 +1,65 @@
+import { PassThrough } from 'node:stream'
+import type { HttpContext } from '@adonisjs/core/http'
+
+export interface SseChannel {
+  /**
+   * Sends one event to the browser. Ignored once the connection is closed.
+   */
+  send(event: string, data: unknown): void
+
+  /**
+   * Registers a callback invoked once, when the browser disconnects or the
+   * channel is closed by the server.
+   */
+  onClose(callback: () => void): void
+
+  close(): void
+}
+
+/**
+ * Turns the response into a Server-Sent Events stream (used with
+ * EventSource on the Angular side for the live metrics, logs and jobs).
+ */
+export function openSse({ response }: HttpContext): SseChannel {
+  const stream = new PassThrough()
+  const closeCallbacks: (() => void)[] = []
+  let closed = false
+
+  response.header('Content-Type', 'text/event-stream; charset=utf-8')
+  response.header('Cache-Control', 'no-cache, no-transform')
+  response.header('Connection', 'keep-alive')
+  response.header('X-Accel-Buffering', 'no')
+  response.stream(stream)
+
+  /**
+   * Comments keep the connection open through Caddy and let the browser
+   * know quickly that the stream is established.
+   */
+  stream.write('retry: 5000\n\n')
+  const heartbeat = setInterval(() => stream.write(': ping\n\n'), 25_000)
+
+  const close = () => {
+    if (closed) return
+    closed = true
+    clearInterval(heartbeat)
+    for (const callback of closeCallbacks) callback()
+    stream.end()
+  }
+
+  /**
+   * "close" on the response (not the request) is emitted when the browser
+   * goes away.
+   */
+  response.response.on('close', close)
+
+  return {
+    send(event, data) {
+      if (closed) return
+      stream.write(`event: ${event}\ndata: ${JSON.stringify(data)}\n\n`)
+    },
+    onClose(callback) {
+      closeCallbacks.push(callback)
+    },
+    close,
+  }
+}

api/app/services/templates.ts

@@ -0,0 +1,105 @@
+/**
+ * Templates of the deployment procedure (procédure.md), used when a
+ * project is created from the dashboard.
+ */
+
+export type ProjectType = 'node' | 'adonis' | 'wordpress' | 'static'
+
+const LOGGING = `    logging:
+      options:
+        max-size: "10m"
+        max-file: "3"`
+
+const NETWORKS = `networks:
+  bdd_network:
+    external: true
+  caddy_network:
+    external: true`
+
+function nodeService(service: string, name: string, port: number, command: string) {
+  return `services:
+  ${service}:
+    image: node:22-alpine3.21
+    container_name: ${name}
+    working_dir: /app
+    volumes:
+      - ./project:/app
+    command: sh -c "${command.replace(/"/g, '\\"')}"
+    env_file: ./project/.env
+    environment:
+      - NODE_ENV=production
+      - HOST=0.0.0.0
+      - PORT=${port}
+    networks:
+      - bdd_network
+      - caddy_network
+    restart: unless-stopped
+${LOGGING}
+
+${NETWORKS}
+`
+}
+
+export const DEFAULT_NODE_COMMAND = 'npm ci --omit=dev && node start.js'
+
+export const ADONIS_COMMAND =
+  'npm ci --include=dev && node ace build && cd build && npm ci --omit=dev && node bin/server.js'
+
+export function composeFile(
+  type: Exclude<ProjectType, 'static'>,
+  name: string,
+  port: number,
+  command?: string
+) {
+  switch (type) {
+    case 'node':
+      return nodeService('nodejs', name, port, command || DEFAULT_NODE_COMMAND)
+    case 'adonis':
+      return nodeService('adonis', name, port, ADONIS_COMMAND)
+    case 'wordpress':
+      return `services:
+  wordpress:
+    image: wordpress:php8.5-apache
+    container_name: ${name}
+    restart: unless-stopped
+    environment:
+      WORDPRESS_DB_HOST: mariadb:3306
+      WORDPRESS_DB_NAME: \${WP_DB_NAME}
+      WORDPRESS_DB_USER: \${WP_DB_USER}
+      WORDPRESS_DB_PASSWORD: \${WP_DB_PASSWORD}
+    volumes:
+      - ./wp_data:/var/www/html
+    networks:
+      - caddy_network
+      - bdd_network
+${LOGGING}
+
+${NETWORKS}
+`
+  }
+}
+
+export function proxyBlock(domain: string, upstream: string) {
+  return `${domain} {
+\treverse_proxy ${upstream}
+}`
+}
+
+export function staticBlock(domain: string, root: string, spa: boolean) {
+  return `${domain} {
+\troot * ${root}
+\tencode gzip
+\tfile_server${spa ? '\n\ttry_files {path} /index.html' : ''}
+}`
+}
+
+export function placeholderPage(name: string) {
+  return `<!doctype html>
+<html lang="fr">
+<head><meta charset="utf-8"><title>${name}</title></head>
+<body style="font-family: system-ui, sans-serif; display: grid; place-items: center; min-height: 100vh; margin: 0">
+<p>${name} : site en cours de déploiement.</p>
+</body>
+</html>
+`
+}

api/app/services/totp_enrollment.ts

@@ -0,0 +1,26 @@
+import QRCode from 'qrcode'
+import type { BaseCommand } from '@adonisjs/core/ace'
+import totpService from '#services/totp_service'
+
+/**
+ * Shows the QR code of a new TOTP secret, then asks for a code to make
+ * sure the authenticator app is set up. Returns the encrypted secret.
+ */
+export async function enrollTotp(command: BaseCommand, username: string): Promise<string | null> {
+  const totp = totpService.generate(username)
+
+  command.logger.info(
+    'Scanne ce QR code avec ton application de double authentification (Aegis, 2FAS, Google Authenticator…) :'
+  )
+  console.log(await QRCode.toString(totp.uri, { type: 'terminal', small: true }))
+  command.logger.info(`Ou saisis la clé à la main : ${totp.base32}`)
+
+  for (let attempt = 1; attempt <= 3; attempt++) {
+    const code = await command.prompt.ask('Code à 6 chiffres affiché par l’application')
+    if (totpService.check(totp.encrypted, username, code.trim()) !== null) return totp.encrypted
+    command.logger.warning('Code incorrect, réessaie (vérifie l’heure du téléphone).')
+  }
+
+  command.logger.error('Trop d’essais : rien n’a été enregistré.')
+  return null
+}

api/app/services/totp_service.ts

@@ -0,0 +1,56 @@
+import { Secret, TOTP } from 'otpauth'
+import encryption from '@adonisjs/core/services/encryption'
+import type User from '#models/user'
+
+const ISSUER = 'Big Brother'
+const PERIOD = 30
+
+function build(secret: Secret, username: string) {
+  return new TOTP({ issuer: ISSUER, label: username, secret, period: PERIOD, digits: 6 })
+}
+
+/**
+ * Two-factor authentication with a 6-digit code (Google Authenticator,
+ * Aegis, 2FAS…). The secret is stored encrypted with the APP_KEY.
+ */
+const totpService = {
+  /**
+   * New secret, its encrypted form for the database and the otpauth://
+   * URI shown as a QR code.
+   */
+  generate(username: string) {
+    const secret = new Secret({ size: 20 })
+    return {
+      encrypted: encryption.encrypt(secret.base32),
+      base32: secret.base32,
+      uri: build(secret, username).toString(),
+    }
+  },
+
+  /**
+   * Checks a code against the given encrypted secret, accepting the
+   * previous and next periods (clock drift). Returns the time step used.
+   */
+  check(encryptedSecret: string, username: string, code: string): number | null {
+    const base32 = encryption.decrypt<string>(encryptedSecret)
+    if (!base32 || !/^\d{6}$/.test(code)) return null
+    const totp = build(Secret.fromBase32(base32), username)
+    const delta = totp.validate({ token: code, window: 1 })
+    if (delta === null) return null
+    return Math.floor(Date.now() / 1000 / PERIOD) + delta
+  },
+
+  /**
+   * Checks the code of a user and refuses a code already used (replay).
+   */
+  async verify(user: User, code: string) {
+    const step = this.check(user.totpSecret, user.username, code)
+    if (step === null) return false
+    if (user.totpLastStep !== null && step <= user.totpLastStep) return false
+    user.totpLastStep = step
+    await user.save()
+    return true
+  },
+}
+
+export default totpService

api/app/validators/auth.ts

@@ -0,0 +1,10 @@
+import vine from '@vinejs/vine'
+
+export const loginValidator = vine.create({
+  username: vine.string().trim().maxLength(64),
+  password: vine.string().maxLength(256),
+  code: vine
+    .string()
+    .trim()
+    .regex(/^\d{6}$/),
+})

api/app/validators/caddy.ts

@@ -0,0 +1,6 @@
+import vine from '@vinejs/vine'
+
+export const updateCaddyfileValidator = vine.create({
+  content: vine.string().minLength(1).maxLength(500_000),
+  reason: vine.string().trim().maxLength(200).optional(),
+})

api/app/validators/project.ts

@@ -0,0 +1,37 @@
+import vine from '@vinejs/vine'
+
+const NAME = /^[a-z0-9][a-z0-9-]{0,40}$/
+const DOMAIN = /^(?=.{1,253}$)([a-z0-9]([a-z0-9-]{0,61}[a-z0-9])?\.)+[a-z]{2,}$/
+const GIT_URL = /^(https?:\/\/|ssh:\/\/|git@)[^\s]+$/
+
+export const createProjectValidator = vine.create({
+  type: vine.enum(['node', 'adonis', 'wordpress', 'static'] as const),
+  name: vine.string().trim().toLowerCase().regex(NAME),
+  category: vine.enum(['api', 'frontend', 'fullstack', 'wordpress'] as const),
+  gitUrl: vine
+    .string()
+    .trim()
+    .regex(GIT_URL)
+    .optional()
+    .requiredWhen('type', 'in', ['node', 'adonis']),
+  port: vine
+    .number()
+    .withoutDecimals()
+    .range([1, 65535])
+    .optional()
+    .requiredWhen('type', 'in', ['node', 'adonis']),
+  command: vine.string().trim().maxLength(500).optional(),
+  env: vine.string().maxLength(20_000).optional(),
+  createDatabase: vine.boolean(),
+  domain: vine.string().trim().toLowerCase().regex(DOMAIN),
+  addCaddy: vine.boolean(),
+  spa: vine.boolean(),
+})
+
+export const projectActionValidator = vine.create({
+  commit: vine
+    .string()
+    .trim()
+    .regex(/^[0-9a-f]{7,40}$/)
+    .optional(),
+})