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пакет_rsync [2018/08/29 09:59] val [FreeBSD/Ubuntu/MacOSX] |
пакет_rsync [2024/12/27 10:25] (current) val [Debian/Ubuntu/FreeBSD/MacOSX] |
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| * [[https://www.howtoforge.com/backing-up-with-rsync-and-managing-previous-versions-history|Backing Up With rsync And Managing Previous Versions/History]] | * [[https://www.howtoforge.com/backing-up-with-rsync-and-managing-previous-versions-history|Backing Up With rsync And Managing Previous Versions/History]] | ||
| + | |||
| ===== Установка ===== | ===== Установка ===== | ||
| + | |||
| + | ==== Debian/Ubuntu ==== | ||
| + | |||
| + | <code> | ||
| + | root@nodeN:~# apt install rsync | ||
| + | </code> | ||
| ==== FreeBSD ==== | ==== FreeBSD ==== | ||
| Line 10: | Line 17: | ||
| </code> | </code> | ||
| - | ==== Ubuntu/Debian ==== | + | ===== Использование rsync клиента ===== |
| - | Уже установлен | + | ==== Debian/Ubuntu/FreeBSD/MacOSX ==== |
| + | <code> | ||
| + | server# mkdir /disk2/var/ | ||
| + | |||
| + | server# time cp -rvp /var/log/ /disk2/var/log/ | ||
| + | или | ||
| + | server# time rsync -av --del /var/log/ /disk2/var/log/ | ||
| + | |||
| + | node1# rsync -avz --del /home/ node2:/home/ | ||
| + | |||
| + | node1# rsync -avz --del --rsync-path="sudo rsync" /home/ student@node2:/home/ | ||
| + | |||
| + | root@val2:~# /usr/bin/rsync -avz -e "ssh -p NNN" val.bmstu.ru:/var/lib/dokuwiki/data/ /var/lib/dokuwiki/data/ | ||
| + | </code> | ||
| + | |||
| + | * [[Команда dd#Клонирование диска по сети]] | ||
| <code> | <code> | ||
| - | root@nodeN:~# apt install rsync | + | clone# mount /dev/sda1 /mnt |
| + | source# rsync -avzR --sparse --del /opt/ /var/ /srv/ 192.168.13.229:/mnt/ | ||
| </code> | </code> | ||
| - | ===== Использование rsync клиента ===== | + | ==== Инкрементное копирование (Incremental Backup) ==== |
| - | ==== FreeBSD/Ubuntu/MacOSX ==== | + | |
| + | * [[https://linuxconfig.org/how-to-create-incremental-backups-using-rsync-on-linux|How to create incremental backups using rsync on Linux]] | ||
| + | * [[https://habr.com/ru/companies/slurm/articles/452630/|Резервное копирование, часть 2: Обзор и тестирование rsync-based средств резервного копирования]] | ||
| <code> | <code> | ||
| - | server# cp -rp /var/log/ /disk2/var/log/ | + | Делаем первый бекап (например, на внешний диск или раздел, смонтированный по NFS) |
| - | или | + | |
| - | server# rsync -av --delete /var/log/ /disk2/var/log/ | + | |
| - | node1# rsync -avz --delete /home/ node2:/home/ | + | # BACKUP_PATH=/mnt/Backups/www/rootfs/$(date "+%Y-%m-%d_%H-%M")/ |
| + | # BACKUP_PATH=/mnt/Backups/client1/home/$(date "+%Y-%m-%d_%H-%M")/ | ||
| - | val# /usr/bin/rsync -av --delete -e "ssh -p XXX" /var/www/html/dokuwiki/ val@radio.specialist.ru:dokuwiki.mastercopy/ | + | # mkdir -p $BACKUP_PATH |
| - | </code> | + | |
| + | # rsync -av --del /var/lib/lxc/www/rootfs/ $BACKUP_PATH | ||
| + | # rsync -av --del /home/ $BACKUP_PATH | ||
| + | |||
| + | Сохраняем линк на него | ||
| + | |||
| + | # LATEST_LINK=/mnt/Backups/www/rootfs/latest | ||
| + | # LATEST_LINK=/mnt/Backups/client1/home/latest | ||
| + | |||
| + | # ln -s $BACKUP_PATH $LATEST_LINK | ||
| + | |||
| + | Через некоторое время, после изменений, делаем следующий бекап с использованием линка на предыдущий | ||
| + | |||
| + | # BACKUP_PATH=/mnt/Backups/www/rootfs/$(date "+%Y-%m-%d_%H-%M")/ | ||
| + | # BACKUP_PATH=/mnt/Backups/client1/home/$(date "+%Y-%m-%d_%H-%M")/ | ||
| + | |||
| + | # mkdir $BACKUP_PATH | ||
| + | |||
| + | # rsync -av --del /var/lib/lxc/www/rootfs/ --link-dest $LATEST_LINK $BACKUP_PATH | ||
| + | # rsync -av --del /home/ --link-dest $LATEST_LINK $BACKUP_PATH | ||
| + | |||
| + | Направляем линк на последний бекап | ||
| + | |||
| + | # rm $LATEST_LINK && ln -s $BACKUP_PATH $LATEST_LINK | ||
| + | |||
| + | Смотрим количество hardlink на файлы, которые не менялись | ||
| + | |||
| + | # find $LATEST_LINK/ -type f -links +1 -ls | less | ||
| + | |||
| + | Восстановление из бекапа | ||
| + | |||
| + | # BACKUP_PATH=/mnt/Backups/www/rootfs/<TAB> | ||
| + | |||
| + | # systemctl stop lxc@www | ||
| + | |||
| + | # rsync -av --del $BACKUP_PATH /var/lib/lxc/www/rootfs/ | ||
| + | |||
| + | # systemctl start lxc@www | ||
| + | </code> | ||
| ===== Использование rsync сервера ===== | ===== Использование rsync сервера ===== | ||
пакет_rsync.1535525966.txt.gz · Last modified: 2018/08/29 09:59 by val
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