S3 for other controolers

server/plugins/backupStorage.js

@@ -0,0 +1,33 @@
+const s3Storage = require("./s3Storage");
+
+const BACKUP_PREFIX = "backup";
+const UPLOADS_PREFIX = "uploads";
+
+const appendS3UploadsToArchive = async (archive) => {
+  const keys = await s3Storage.listObjects(UPLOADS_PREFIX);
+
+  for (const key of keys) {
+    const buffer = await s3Storage.getObjectBuffer(key);
+    archive.append(buffer, { name: key });
+  }
+};
+
+const uploadBackupArchive = async (buffer, fileName) => {
+  await s3Storage.uploadBuffer(
+    `${BACKUP_PREFIX}/${fileName}`,
+    buffer,
+    "application/zip"
+  );
+};
+
+const deleteOldBackups = async () => {
+  await s3Storage.deleteObjectsByPrefix(BACKUP_PREFIX);
+};
+
+module.exports = {
+  BACKUP_PREFIX,
+  UPLOADS_PREFIX,
+  appendS3UploadsToArchive,
+  uploadBackupArchive,
+  deleteOldBackups,
+};