69 lines
2.2 KiB
Bash
69 lines
2.2 KiB
Bash
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#!/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=~borgbackup/backup
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PUSH_KEY={{ backup.pushkey }}
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# See the section "Passphrase notes" for more infos.
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#export BORG_PASSPHRASE='XYZl0ngandsecurepa_55_phrasea&&123'
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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 $( date ) Backup interrupted >&2; exit 2' INT TERM
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info "Initialize Repo"
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borg init -e none
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info "Starting backup"
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# Backup the most important directories into an archive named after
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# the machine this script is currently running on:
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borg create \
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--verbose \
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--filter AME \
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--list \
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--stats \
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--show-rc \
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--compression none \
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--exclude-caches \
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--one-file-system \
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::'{hostname}-{now}' \
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/var/lib/docker/volumes
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backup_exit=$?
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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}-' prefix 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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--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 6 \
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chown -R borgbackup ~borgbackup
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prune_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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if [ ${global_exit} -eq 0 ]; then
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info "Backup and Prune finished successfully"
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/usr/bin/curl -fsS -m 10 --retry 5 -o /dev/null https://monitor.chaoswg.org/api/push/${PUSH_KEY}?msg=OK&ping=
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elif [ ${global_exit} -eq 1 ]; then
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info "Backup and/or Prune finished with warnings"
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/usr/bin/curl -fsS -m 10 --retry 5 -o /dev/null https://monitor.chaoswg.org/api/push/${PUSH_KEY}?msg=OK&ping=
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else
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info "Backup and/or Prune finished with errors"
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fi
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exit ${global_exit}
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