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#!/usr/bin/env bash
# Copied from https://blog.andrewkeech.com/posts/170718_borg.html
# the envvar $REPONAME is something you should just hardcode
export REPOSITORY="/media/$USER/$REPONAME/borg/"
# Fill in your password here, borg picks it up automatically
export BORG_PASSPHRASE=""
# Backup all of /home except a few excluded directories and files
borg create -v --stats --compression lz4 \
$REPOSITORY::'{hostname}-{now:%Y-%m-%d %H:%M}' /home \
--exclude '/home/*/.cache' \
--exclude '/home/*/.ccache' \
--exclude '/home/$USER/.local/include' \
--exclude '/home/$USER/.local/installppa.sh' \
--exclude '/home/$USER/.local/listppa' \
--exclude '/home/$USER/Downloads' \
--exclude '/home/$USER/VirtualBox\ VMs' \
--exclude '/home/$USER/lxd-zfs.img' \
--exclude '/home/lost+found' \
--exclude '*.img' \
--exclude '*.iso' \
# Route the normal process logging to journalctl
2>&1
# If there is an error backing up, reset password envvar and exit
if [ "$?" = "1" ] ; then
export BORG_PASSPHRASE=""
exit 1
fi
# Prune the repo of extra backups
borg prune -v $REPOSITORY --prefix '{hostname}-' \
--keep-hourly=6 \
--keep-daily=7 \
--keep-weekly=4 \
--keep-monthly=6 \
# Include the remaining device capacity in the log
df -hl | grep --color=never /dev/sdc
borg list $REPOSITORY
# Unset the password
export BORG_PASSPHRASE=""
exit 0
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