96 lines
2.9 KiB
Bash
Executable File
96 lines
2.9 KiB
Bash
Executable File
#!/bin/sh
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# Setting this, so the repo does not need to be given on the commandline:
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# export BORG_REPO=ssh://username@example.com:2022/~/backup/main
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#export BORG_REPO=~/backup/
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# See the section "Passphrase notes" for more infos.
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#export BORG_PASSPHRASE='1ChagearC'
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export BORG_REPO="ssh://100.121.203.110:2222/./repo/borg-repo"
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export BORG_PASSPHRASE="1ChagearC" # Encryption key
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BACKUP_SOURCES=(
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"/home/liph/Documents"
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"/home/liph/Pictures"
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"/home/liph/scripts"
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) # What to back up
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BACKUP_NAME="laptop-$(date +%Y-%m-%d)" # Dynamic backup name
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# some helpers and error handling:
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info() { printf "\n%s %s\n\n" "$( date )" "$*" >&2; }
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trap 'echo $( date ) Backup interrupted >&2; exit 2' INT TERM
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info "Starting backup"
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# Initialize Borg repo (if not exists)
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borg init --encryption=repokey "$BORG_REPO" 2>/dev/null || true
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# Backup the most important directories into an archive named after
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# the machine this script is currently running on:
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borg create \
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--verbose \
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--filter AME \
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--list \
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--stats \
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--show-rc \
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--progress \
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--compression lz4 \
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--exclude-caches \
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--exclude 'home/*/.cache/*' \
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--exclude 'var/tmp/*' \
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"$BORG_REPO::$BACKUP_NAME" \
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"${BACKUP_SOURCES[@]}" \
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# ::'{hostname}-{user}-{now}' \
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# /home/liph/Documents/ \
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# /home/liph/Pictures/ \
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# /home/liph/Downloads/
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# /etc \
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# /home \
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# /root \
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# /var
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backup_exit=$?
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info "Pruning repository"
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# Use the `prune` subcommand to maintain 7 daily, 4 weekly and 6 monthly
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# archives of THIS machine. The '{hostname}-*' matching is very important to
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# limit prune's operation to this machine's archives and not apply to
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# other machines' archives also:
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borg prune \
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--list \
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--glob-archives '{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 6
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"$BORG_REPO"
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prune_exit=$?
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# actually free repo disk space by compacting segments
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info "Compacting repository"
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borg compact
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compact_exit=$?
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# use highest exit code as global exit code
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global_exit=$(( backup_exit > prune_exit ? backup_exit : prune_exit ))
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global_exit=$(( compact_exit > global_exit ? compact_exit : global_exit ))
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if [ ${global_exit} -eq 0 ]; then
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info "Backup, Prune, and Compact finished successfully"
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elif [ ${global_exit} -eq 1 ]; then
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info "Backup, Prune, and/or Compact finished with warnings"
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else
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info "Backup, Prune, and/or Compact finished with errors"
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fi
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exit ${global_exit}
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# Check backup integrity
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borg check "$BORG_REPO"
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