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100 lines
2.7 KiB
Markdown
100 lines
2.7 KiB
Markdown
4 years ago
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# BorgBackup in docker
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###### guide by example
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### purpose
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Backup terminal utility.
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* [Official site](https://www.borgbackup.org/)
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* [Github](https://github.com/borgbackup/borg)
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### files and directory structure
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```
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/home
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└── ~
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├── borg_backup
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│ ├── 🗁 docker_backup
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│ ├── 🗋 borg-backup.sh
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│ └── 🗋 borg_backup.log
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│
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└── docker
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├── container #1
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├── container #2
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└── ...
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```
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### borg-backup.sh
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`borg-backup.sh`
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```
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#!/bin/bash
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# INITIALIZE THE REPO WITH THE COMMAND:
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# borg init --encryption=none /mnt/C1/backup_borg/
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# THEN RUN THIS SCRIPT
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# -----------------------------------------------
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BACKUP_THIS='/home/spravca/docker /etc'
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REPOSITORY='/home/spravca/borg_backup/docker_backup'
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LOGFILE='/home/spravca/borg_backup/borg_backup.log'
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# -----------------------------------------------
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NOW=$(date +"%Y-%m-%d | %H:%M | ")
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echo "$NOW Starting Backup and Prune" >> $LOGFILE
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# CREATES NEW ARCHIVE IN PRESET REPOSITORY
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borg create \
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$REPOSITORY::'{now:%s}' \
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$BACKUP_THIS \
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\
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--compression zstd \
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--one-file-system \
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--exclude-caches \
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--exclude-if-present '.nobackup' \
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--exclude '/home/*/Downloads/' \
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# DELETES ARCHIVES NOT FITTING KEEP-RULES
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borg prune -v --list $REPOSITORY \
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--keep-daily=7 \
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--keep-weekly=4 \
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--keep-monthly=6 \
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--keep-yearly=0 \
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echo "$NOW Done" >> $LOGFILE
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borg list $REPOSITORY >> $LOGFILE
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echo '------------------------------' >> $LOGFILE
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# --- USEFULL SHIT ---
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# setup above ignores directories containing '.nobackup' file
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# make '.nobackup' imutable using chattr to prevent accidental removal
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# touch .nobackup
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# chattr +i .nobackup
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# in the repo folder, to list available backups:
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# borg list .
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# to mount one of them:
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# borg mount .::1584472836 ~/temp
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# to umount:
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# borg umount ~/temp
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# to delete single backup in a repo:
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# borg delete .::1584472836
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```
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### automatic execution
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* make the script executable `chmod +x borg-backup.sh`
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* cron job, every day at 3:00
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`crontab -e`
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`0 3 * * * /home/bastard/borg_backup/borg-backup.sh`
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