S3 Stream Backup

Store data streams on S3 keeping a number of lates backups.

Features:

Backup standard input data to timestamped S3 objects.
Keep constant number of backups.
List and restore backups to standard output.

Example usage

Note: You need to set up AWS credentials and default region using ~/.aws/credentials and ~/.aws/config files or use enviornment variables (AWS_DEFAULT_REGION, AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY) or use instance profile (on EC2). Consulte AWS documentation for details.

```sh

backup PostgreSQL to S3

su - postgres -c pg_dumpall | xz | s3sb -v mybucket backups/postgress make 2 xz

restore from S3 backup

s3sb -v mybucket backups/postgress restore | xz -d | su - postgres -c psql ```