Backup LEGENDLab PC

Simple script to backup the software installation of the DAQ computer in the LEGENDLab at TUM using borgbackup.

Setup borgbackup

(as root)

apt-get install borgbackup

generate ssh key (and create user on server)

ssh-keygen -t ed25519 -C "user@legendlab"

and generate ssh config

Host artemis
   HostName AAA.BBB.CCC.DDD
   port 22
   user legendlab
   IdentityFile ~/.ssh/legendlab

Backup script

Prepare script env.

chmod +x *.sh
mkdir log

Add a cron job to run the scripts once every two hours:

# m h  dom mon dow   command
0 */2 * * * /usr/bin/bash /home/legend/software/LEGENDLab-Backup/backup.sh
15 */2 * * * /usr/bin/bash /home/legend/software/LEGENDLab-Backup/prune.sh
16 */2 * * * /usr/bin/bash /home/legend/software/LEGENDLab-Backup/prune_log.sh

(view the crontab with crontab -l)

Use borgbackup

Initate borgbackup

borg init --encryption=none artemis:/mnt/artemis02/users/legendlab/backup/FCDAQ-2025

useful commands:

borg info artemis:/mnt/artemis02/users/legendlab/backup/FCDAQ-2025
borg list artemis:/mnt/artemis02/users/legendlab/backup/FCDAQ-2025