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maintenance/backup/desktopBackup.sh
2022-12-05 11:10:17 -05:00

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#!/bin/sh
# Setting this, so the repo does not need to be given on the commandline:
export BORG_REPO=/media/jerick/Backup/LinuxBackups/
# See the section "Passphrase notes" for more infos.
#This uses a custom environment variable to set the passphrase
export BORG_PASSPHRASE=$JERICK_PASS
# some helpers and error handling:
info() { printf "\n%s %s\n\n" "$( date )" "$*" >&2; }
trap 'echo $( date ) Backup interrupted >&2; exit 2' INT TERM
info "Starting backup"
borg create \
--verbose \
--filter AME \
--list \
--stats \
--show-rc \
--compression lz4 \
--exclude-caches \
--exclude 'home/*/.cache/*' \
--exclude 'var/tmp/*' \
--exclude ~/.steam \
--exclude ~/VirtualBox\ VMs/ \
--exclude ~/Games \
--exclude ~/.cache \
--exclude ~/NFSFolder \
--exclude ~/Documents/Kingdom\ Hearts\ III\ and\ Re-Mind/ \
\
::'{hostname}-{now}' \
/etc \
/home \
/root \
/var \
backup_exit=$?
info "Pruning repository"
# Use the `prune` subcommand to maintain 7 daily, 4 weekly and 6 monthly
# archives of THIS machine. The '{hostname}-' prefix is very important to
# limit prune's operation to this machine's archives and not apply to
# other machines' archives also:
borg prune \
--list \
--prefix '{hostname}-' \
--show-rc \
--keep-daily 1 \
--keep-weekly 2 \
--keep-monthly 4 \
prune_exit=$?
# actually free repo disk space by compacting segments
info "Compacting repository"
borg compact
compact_exit=$?
# use highest exit code as global exit code
global_exit=$(( backup_exit > prune_exit ? backup_exit : prune_exit ))
global_exit=$(( compact_exit > global_exit ? compact_exit : global_exit ))
if [ ${global_exit} -eq 0 ]; then
info "Backup, Prune, and Compact finished successfully"
elif [ ${global_exit} -eq 1 ]; then
info "Backup, Prune, and/or Compact finished with warnings"
else
info "Backup, Prune, and/or Compact finished with errors"
fi
exit ${global_exit}