Dockerized cron job to backup a Postgres database to Amazon S3 every day at midnight.
It expects the following environment variables to be set:
PG_S3_BACKUP_BUCKET
- S3 bucket to use backup storagePG_S3_BACKUP_ACCESS_KEY
- AWS access key to authorize writing to the bucketPG_S3_BACKUP_SECRET_KEY
- AWS secret key to authorize writing to the bucketPG_S3_BACKUP_HOST
- Host of database to backupPG_S3_BACKUP_USER
- User of database to backup (assumes this user can access without password)PG_S3_BACKUP_DB
- Name of database to backup