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#!/bin/sh
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# the repo and it's passphrase
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# This file should export the following (as a minimum)
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# BORG_REPO
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# BORG_PASSPHRASE
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source "$(dirname "$(readlink -f "$0")")/borg.secret"
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installed="/home/jonathan/pacman-installed"
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# some helpers and error handling:
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info() { printf "\n%s %s\n\n" "$( date )" "$*" >&2; }
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trap 'echo $( date ) Backup interrupted >&2; exit 2' INT TERM
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info "Starting backup"
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# get a list of all explicitly installed packages to include in the backup
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if type -p yay > /dev/null; then
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yay -Qe > "$installed"
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else
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pacman -Qe > "$installed"
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fi
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# backup the directories
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borg create \
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--verbose --filter AME \
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--list --stats --show-rc \
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--compression zlib,5 \
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--exclude '/home/*/.cache' \
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--exclude '/home/*/.ccache' \
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--exclude '/home/*/Downloads' \
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--exclude '/home/*/.dotfiles' \
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--exclude '/home/*/GitRepos' \
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::'{hostname}-{now}' \
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/home 2>&1
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backup_exit=$?
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rm "$installed"
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info "Pruning repository"
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# prune the repo
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borg prune \
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--list \
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--prefix '{hostname}-' \
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--show-rc \
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--keep-daily 7 \
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--keep-weekly 4 \
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--keep-monthly 3 2>&1
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prune_exit=$?
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# use highest exit code as exit code
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global_exit=$(( backup_exit > prune_exit ? backup_exit : prune_exit ))
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if [ ${global_exit} -eq 1 ];
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then
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info "Backup and/or Prune finished with a warning"
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fi
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if [ ${global_exit} -gt 1 ];
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then
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info "Backup and/or Prune finished with an error"
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fi
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exit ${global_exit}
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