# docker.backup

Create a backup of existing apps.

This creates a backup of existing apps on the same pool in which docker is initialized.

This method is a job.

Type: object

##

Type: array
No Additional Items

#### Tuple Validation

##### Parameter 1: backup_name

#### backup_name

Default: null

Name for the backup or `null` to generate a timestamp-based name.

## Any of

Type: string

Must be at least `1` characters long

Type: null

##

#### Result

Type: string

Name of the created backup.

Must be at least `1` characters long

Required roles: DOCKER_WRITE