Setup
Install
https://github.com/restic/restic/releases
Unpack the file into e.g. ~/local/bin
You can cd ~/local/bin && ./restic self-update to do an in place update.
Init a repository
cd /my-big-disk
mkdir backup-repo
restic -r backup-repo init
# think of a good password and save it
password.txt
Put your password into a password.txt file in this git repo.
Good idea: chmod 600 password.txt, so this file can't be read by other users
on your system.
exclude.txt
Put some excludes into this file in the git repo.
See the docs for creating excludes.
env.sh
export RESTIC_REPOSITORY=/path/to/repo
export PASSWORD_FILE=password.txt
crontab
MAILTO=me@mymail
PATH=/bin:/usr/bin:/path/to/bin/restic
0 9-19/2 * * 1-5 $HOME/local/work/restic-scripts/backup.sh --quiet $HOME
55 23 * * * $HOME/local/work/restic-scripts/backup.sh --quiet /etc 2>&1 | grep -v 'permission denied'
0 0 * * * $HOME/local/work/restic-scripts/forget.sh --quiet
30 0 * * * $HOME/local/work/restic-scripts/restic.sh check --quiet || /bin/echo "restic check failed!"