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пакет_rsync
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пакет_rsync [2019/03/22 14:48] val |
пакет_rsync [2024/04/30 16:17] val [Инкрементное копирование (Incremental Backup)] |
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| ==== Debian/Ubuntu/FreeBSD/MacOSX ==== | ==== Debian/Ubuntu/FreeBSD/MacOSX ==== | ||
| <code> | <code> | ||
| - | server# time cp -rvp /var/ /disk2/var/ | + | server# mkdir /disk2/var/ |
| + | |||
| + | server# time cp -rvp /var/log/ /disk2/var/log/ | ||
| или | или | ||
| - | server# time rsync -av --delete /var/ /disk2/var/ | + | server# time rsync -av --del /var/log/ /disk2/var/log/ |
| - | node1# rsync -avz --delete /home/ node2:/home/ | + | node1# rsync -avz --del /home/ node2:/home/ |
| - | val# /usr/bin/rsync -av --delete -e "ssh -p XXX" /var/www/html/dokuwiki/ val@radio.specialist.ru:dokuwiki.mastercopy/ | + | node1# rsync -avz --del --rsync-path="sudo rsync" /home/ student@node2:/home/ |
| + | |||
| + | val# /usr/bin/rsync -av --del -e "ssh -p XXX" /var/www/html/dokuwiki/ val@radio.specialist.ru:dokuwiki.mastercopy/ | ||
| </code> | </code> | ||
| + | * [[Команда dd#Клонирование диска по сети]] | ||
| + | |||
| + | <code> | ||
| + | clone# mount /dev/sda1 /mnt | ||
| + | source# rsync -avzR --sparse --del /opt/ /var/ /srv/ 192.168.13.229:/mnt/ | ||
| + | </code> | ||
| + | |||
| + | ==== Инкрементное копирование (Incremental Backup) ==== | ||
| + | |||
| + | * [[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/post/149059/|Делаем свою Time Machine для Линукса]] | ||
| + | |||
| + | <code> | ||
| + | Делаем первый бекап (например, на внешний диск или раздел, смонтированный по NFS) | ||
| + | |||
| + | # 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 -p $BACKUP_PATH | ||
| + | |||
| + | # 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/ | ||
| + | </code> | ||
| ===== Использование rsync сервера ===== | ===== Использование rsync сервера ===== | ||
пакет_rsync.txt · Last modified: 2024/05/14 16:44 by val
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