docker-backintime

Docker container to perform backups using backintime (oriented towards SSH backup mode)

Supported tags

• latest Dockerfile
• wake-on-lan Dockerfile

latest

Latest version of backintime (installed from source).

wake-on-lan

Same as latest, but with the additional feature of powering on the backup target with WOL and shutting it down again after the backup.

Usage

Install

docker pull intelliops/backintime:latest

Running

docker run -ti --name backintime \
  -v /home/<USER>/.ssh/id_rsa:/root/.ssh/id_rsa:ro \
  -v /home:/host/home:ro \
  -v /etc:/host/etc:ro \
  -v /root:/host/root:ro \
  -v /usr:/host/usr:ro \
  --net=host \
  --privileged \
  intelliops/backintime:latest

docker run -ti --name backintime \
  -e MAC=aa:bb:cc:00:11:22 \
  -e INTF=eth0 \
  -v /home/<USER>/.ssh/id_rsa:/root/.ssh/id_rsa:ro \
  -v /home:/host/home:ro \
  -v /etc:/host/etc:ro \
  -v /root:/host/root:ro \
  -v /usr:/host/usr:ro \
  --net=host \
  --privileged \
  intelliops/backintime:wake-on-lan

TODO: remove privileged flag and specify only needed capabilities:

  --cap-add=NET_ADMIN \
  --cap-add=NET_BROADCAST \
  --cap-add=NET_RAW \
  --cap-add=SYS_RESOURCE \
  --cap-add=SYS_ADMIN --device /dev/fuse

The backup process will start immediately after starting the container.

Volumes

Path	Description
/root/.ssh/id_rsa	SSH key to login to the backup target
/etc/backintime/config	Configuration of backintime
/host/<FOLDER_TO_BACKUP>	Directories that need to be included in the backup

Configuration

Environmental variables

Only relevant for wake-on-lan version of the Docker image.

Environmental variable	Description
MAC	The MAC address of the backup target that will be awakened by WOL
INTF	The network interface of the host performing the backup, where the backup target can be found on

Custom configuration file

To run the backup, you will have to mount the backintime configuration file into the Docker container. An example can be found back in backintime.example.

Reference

https://github.com/bit-team/backintime