90 lines
3.1 KiB
Bash
Executable file
90 lines
3.1 KiB
Bash
Executable file
#!/bin/sh
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# We only want this file to be executed at most once per day, so we stat a cache
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# file before running the rest of the code
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cache_file='/home/flyingscorpio/.cache/borg_backup_hood_last_executed'
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if [ -f "$cache_file" ]; then
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cache_stat=$(stat -c %y "$cache_file" | cut -d' ' -f1)
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today=$(date +%Y-%m-%d)
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if [ "$cache_stat" = "$today" ]; then
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echo "The borg backup was already executed today" && exit 0
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fi
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fi
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touch "$cache_file"
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# Setting this so the repo does not need to be given on the command line:
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BORG_REPO=ssh://flyingscorpio@2px.info:22/~/"$(hostname)".borg
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export BORG_REPO
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export BORG_PASSPHRASE='ribosome66'
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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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# 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 lz4 \
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--exclude-caches \
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--exclude '/home/*/.*/*' \
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--exclude '/home/*/.*' \
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--exclude '/home/*/builds/*' \
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--exclude '/home/*/github_dotfiles/*' \
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--exclude '/home/*/github_misc/*' \
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--exclude '/home/*/Keepass/*' \
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--exclude '/home/*/Lessons/*' \
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--exclude '/home/*/Music/*' \
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--exclude '/home/*/PersonnalScripts/*' \
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--exclude '/home/*/RootMe/*' \
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--exclude '/home/*/SetupCockpit/*' \
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--exclude '/home/*/SRC/*' \
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--exclude '/home/*/VirtualBox VMs/*' \
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--exclude '/home/*/Videos/*' \
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--exclude '/var/cache/*' \
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--exclude '/var/log/*' \
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--exclude '/var/tmp/*' \
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\
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::'{hostname}-{now}' \
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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}-' 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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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 succesfully"
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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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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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