MongoDB Backup to S3

Automated MongoDB backup solution that creates regular database backups and uploads them to S3-compatible storage.

Features

• Automatic MongoDB database backups using native mongodump
• Direct upload to S3-compatible storage (AWS S3, Cloudflare R2, etc.)
• Configurable backup schedule via cron expressions
• Automatic cleanup of old local backups
• Proper error handling and logging

Example Configuration

# MongoDB Configuration
DB_HOST=
DB_PORT=
DB_USER=
DB_PASS=
DB_AUTH_SOURCE=
DB_NAME=

# S3 Configuration (Cloudflare R2)
S3_BUCKET=
S3_ENDPOINT=
S3_ACCESS_KEY_ID=
S3_SECRET_ACCESS_KEY=
S3_REGION=

# Backup Settings
BACKUP_CRON=0 */6 * * *  # Run every 6 hours
BACKUP_RETENTION_DAYS=30  # Keep local backups for 30 days