moving from restana to fastify

lib/api/routes/backupRouter.js

@@ -3,7 +3,6 @@
  * Licensed under Apache-2.0 with Commons Clause and Attribution/Naming Clause
  */
 
-import restana from 'restana';
 import {
   buildBackupFileName,
   createBackupZip,
@@ -12,64 +11,41 @@ import {
 } from '../../services/storage/backupRestoreService.js';
 
 /**
- * Backup & Restore Admin Router
- *
- * Endpoints:
- * - GET /api/admin/backup
- *   Returns the current database as a zip download. Content-Type: application/zip
- * - POST /api/admin/backup/restore?dryRun=true
- *   Accepts a zip file (raw body). Returns a compatibility report, does not restore.
- * - POST /api/admin/backup/restore?force=true|false
- *   Accepts a zip file (raw body). Restores the database; when incompatible and force=false, returns 400.
+ * @param {import('fastify').FastifyInstance} fastify
  */
-const service = restana();
-const backupRouter = service.newRouter();
+export default async function backupPlugin(fastify) {
+  // Parse raw binary uploads as Buffer
+  fastify.addContentTypeParser(
+    ['application/zip', 'application/octet-stream'],
+    { parseAs: 'buffer' },
+    (req, body, done) => done(null, body),
+  );
 
-backupRouter.get('/', async (req, res) => {
-  const zipBuffer = await createBackupZip();
-  const fileName = await buildBackupFileName();
-  res.setHeader('Content-Type', 'application/zip');
-  res.setHeader('Content-Disposition', `attachment; filename="${fileName}"`);
-  res.send(zipBuffer);
-});
+  fastify.get('/', async (_request, reply) => {
+    const zipBuffer = await createBackupZip();
+    const fileName = await buildBackupFileName();
+    reply.header('Content-Type', 'application/zip');
+    reply.header('Content-Disposition', `attachment; filename="${fileName}"`);
+    return reply.send(zipBuffer);
+  });
 
-/**
- * Read the full request body as a Buffer. Used for raw zip uploads.
- * @param {import('http').IncomingMessage} req
- * @returns {Promise<Buffer>}
- */
-function readBody(req) {
-  return new Promise((resolve, reject) => {
-    const chunks = [];
-    req.on('data', (c) => chunks.push(c));
-    req.on('end', () => resolve(Buffer.concat(chunks)));
-    req.on('error', (e) => reject(e));
+  fastify.post('/restore', async (request, reply) => {
+    const { dryRun = 'false', force = 'false' } = request.query || {};
+    const doDryRun = String(dryRun) === 'true';
+    const doForce = String(force) === 'true';
+    const body = request.body; // Buffer from addContentTypeParser
+
+    if (doDryRun) {
+      return precheckRestore(body);
+    }
+
+    try {
+      return restoreFromZip(body, { force: doForce });
+    } catch (e) {
+      return reply.code(400).send({
+        message: e?.message || 'Restore failed',
+        details: e?.payload || null,
+      });
+    }
   });
 }
-
-// Upload endpoint. Accepts raw zip (Content-Type: application/zip or application/octet-stream)
-// Query parameters:
-// - dryRun=true => only validate and return compatibility info
-// - force=true  => proceed even if incompatible
-backupRouter.post('/restore', async (req, res) => {
-  const { dryRun = 'false', force = 'false' } = req.query || {};
-  const doDryRun = String(dryRun) === 'true';
-  const doForce = String(force) === 'true';
-  const body = await readBody(req);
-
-  if (doDryRun) {
-    res.body = await precheckRestore(body);
-    return res.send();
-  }
-
-  try {
-    res.body = await restoreFromZip(body, { force: doForce });
-    return res.send();
-  } catch (e) {
-    res.statusCode = 400;
-    res.body = { message: e?.message || 'Restore failed', details: e?.payload || null };
-    return res.send();
-  }
-});
-
-export { backupRouter };