# backupsidecar

Backup sidecar that automatically creates backups of one PVC and saves it to another PVC via restic

## Function
A cronjob inside the container runs in the configured interval creating the backup and purging old backups.
A notification is sent to gotify on completion of the backup or on error of either the backup or purge.

## Environment Variables
| ENV Variable | Required |Description| Example Value
|--------------|----------|--------------|-
|INTERVAL|yes|cronjob interval string|15 14 * * *|
|RESTIC_REPOSITORY|yes|path of the restic repository|/mnt/backups/gitea|
|SOURCEDIR |yes|path of the path to backup|/mnt/toBackup/|
|KEEPLAST|yes|number of increments to keep (keep in mind that the number of backups to keep correlates with the interval in which they are created) |10|
|RESTIC_PASSWORD|yes|password for the restic repository|******|
|RUNONSTART|no|set to true to force a backup at the start of the container|true|
|GOTIFYHOST|yes|URL of the gotify server (without trailing slash)|https://gotify.example.com|
|GOTIFYTOKEN|yes|gotify app token|******|
|GOTIFYTOPIC|yes|gotify topic to include in the notification|gotify|