multibucket/storage-config.json

A library to generate presigned URLs for multiple storage providers (AWS S3, Cloudflare R2) with load balancing

{
  "providers": [
    {
      "id": "s3-backup",
      "type": "s3",
      "bucket": "my-backup-bucket",
      "region": "eu-west-1",
      "accessKeyId": "AKIABACKUP",
      "secretAccessKey": "backup-secret-key",
      "rateLimit": 50,
      "publicUrlBase": "https://backup-cdn.example.com"
    },
    {
      "id": "r2-secondary",
      "type": "r2",
      "bucket": "my-secondary-r2",
      "endpoint": "https://secondary-account.r2.cloudflarestorage.com",
      "accessKeyId": "R2-SECONDARY-KEY",
      "secretAccessKey": "r2-secondary-secret",
      "publicUrlBase": "https://secondary-cdn.example.com",
      "weight": 2
    }
  ],
  "loadBalanceStrategy": "weighted-random",
  "defaultExpiry": 7200,
  "removeStaleProviders": false
}